Fix sonar issues + merge

Issue-ID: AAI-3362
Signed-off-by: sliard <samuel.liard@gmail.com>
Change-Id: Ibd62021424c7c69467fef8af897709e89ce499a3

15 files changed, 2446 insertions, 2242 deletions

diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/GenerateXsd.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/GenerateXsd.java
index 227df63..a85ecac 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/GenerateXsd.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/GenerateXsd.java
@@ -20,6 +20,7 @@
 package org.onap.aai.schemagen;
 
 
+import java.nio.charset.StandardCharsets;
 import org.onap.aai.setup.SchemaVersion;
 import org.onap.aai.setup.SchemaVersions;
 import org.onap.aai.schemagen.genxsd.HTMLfromOXM;
@@ -58,7 +59,7 @@ public class GenerateXsd {
 	static Map<String,String> javaTypeDefinitions = createJavaTypeDefinitions();
     private static Map<String, String> createJavaTypeDefinitions()
     {
-    	StringBuffer aaiInternal = new StringBuffer();
+        StringBuilder aaiInternal = new StringBuilder();
     	Map<String,String> javaTypeDefinitions = new HashMap<String, String>();
     	aaiInternal.append("  aai-internal:\n");
     	aaiInternal.append("    properties:\n");
@@ -75,25 +76,29 @@ public class GenerateXsd {
 	public static final int VALUE_INDEXED_PROPS = 2;
 	public static final int VALUE_CONTAINER = 3;
 
-	private static final String generateTypeXSD = "xsd";
-	private static final String generateTypeYAML = "yaml";
+	private static final String GENERATE_TYPE_XSD = "xsd";
+	private static final String GENERATE_TYPE_YAML = "yaml";
 
-	private final static String nodeDir = System.getProperty("nodes.configuration.location");
-	private final static String edgeDir = System.getProperty("edges.configuration.location");
-	private static final String baseRoot = "aai-schema/";
-	private static final String baseAutoGenRoot = "aai-schema/";
+	private final static String NODE_DIR = System.getProperty("nodes.configuration.location");
+	private final static String EDGE_DIR = System.getProperty("edges.configuration.location");
+	private static final String BASE_ROOT = "aai-schema/";
+	private static final String BASE_AUTO_GEN_ROOT = "aai-schema/";
 
-	private static final String root = baseRoot + "src/main/resources";
-	private static final String autoGenRoot = baseAutoGenRoot + "src/main/resources";
+	private static final String ROOT = BASE_ROOT + "src/main/resources";
+	private static final String AUTO_GEN_ROOT = BASE_AUTO_GEN_ROOT + "src/main/resources";
 
-	private static final String normalStartDir = "aai-schema-gen";
-	private static final String xsd_dir = root + "/" + RELEASE +"/aai_schema";
+	private static final String NORMAL_START_DIR = "aai-schema-gen";
+	private static final String XSD_DIR = ROOT + "/" + RELEASE +"/aai_schema";
 
-	private static final String yaml_dir = (((System.getProperty("user.dir") != null) && (!System.getProperty("user.dir").contains(normalStartDir))) ? autoGenRoot : root) + "/" + RELEASE + "/aai_swagger_yaml";
+	private static final String
+        YAML_DIR = (((System.getProperty("user.dir") != null) && (!System.getProperty("user.dir").contains(
+        NORMAL_START_DIR))) ?
+        AUTO_GEN_ROOT :
+        ROOT) + "/" + RELEASE + "/aai_swagger_yaml";
 
 	/* These three strings are for yaml auto-generation from aai-common class*/
 
-	private static int swaggerSupportStartsVersion = 1; // minimum version to support swagger documentation
+	private static final int SWAGGER_SUPPORT_STARTS_VERSION = 1; // minimum version to support swagger documentation
 
 
 	private static boolean validVersion(String versionToGen) {
@@ -103,8 +108,11 @@ public class GenerateXsd {
 		}
 
 		SchemaVersions schemaVersions = SpringContextAware.getBean(SchemaVersions.class);
+		if (schemaVersions == null) {
+		    return false;
+        }
 		for (SchemaVersion v : schemaVersions.getVersions()) {
-	        if (v.equals(versionToGen)) {
+	        if (v.toString().equals(versionToGen)) {
 	            return true;
 	        }
 	    }
@@ -112,40 +120,45 @@ public class GenerateXsd {
 	    return false;
 	}
 
-	private static boolean versionSupportsSwagger( String version) {
-		if (new Integer(version.substring(1)).intValue() >= swaggerSupportStartsVersion ) {
-			return true;
-		}
-		return false;
-	}
+	private static boolean versionSupportsSwagger(String version) {
+        return Integer.parseInt(version.substring(1)) >= SWAGGER_SUPPORT_STARTS_VERSION;
+    }
 
 	public static String getAPIVersion() {
 		return apiVersion;
 	}
 
 	public static String getYamlDir() {
-		return yaml_dir;
+		return YAML_DIR;
 	}
 
 	public static String getResponsesUrl() {
 		return responsesUrl;
 	}
 	public static void main(String[] args) throws IOException {
-		String versionToGen = System.getProperty("gen_version").toLowerCase();
-		String fileTypeToGen = System.getProperty("gen_type").toLowerCase();
-
-		AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext(
+		String versionToGen = System.getProperty("gen_version");
+        if (versionToGen == null) {
+            System.err.println("Version is required, ie v<n> or ALL.");
+            System.exit(1);
+        } else {
+            versionToGen = versionToGen.toLowerCase();
+        }
+
+        String fileTypeToGen = System.getProperty("gen_type");
+        if (fileTypeToGen == null) {
+            fileTypeToGen = GENERATE_TYPE_XSD;
+        } else {
+            fileTypeToGen = fileTypeToGen.toLowerCase();
+        }
+
+        AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext(
 				"org.onap.aai.setup",
             "org.onap.aai.schemagen"
 		);
 
 		SchemaVersions schemaVersions = ctx.getBean(SchemaVersions.class);
 
-		if ( fileTypeToGen == null ) {
-			fileTypeToGen = generateTypeXSD;
-		}
-
-		if ( !fileTypeToGen.equals( generateTypeXSD ) && !fileTypeToGen.equals( generateTypeYAML )) {
+		if ( !fileTypeToGen.equals(GENERATE_TYPE_XSD) && !fileTypeToGen.equals(GENERATE_TYPE_YAML)) {
 			System.err.println("Invalid gen_type passed. " + fileTypeToGen);
 			System.exit(1);
 		}
@@ -154,11 +167,7 @@ public class GenerateXsd {
 		responsesUrl = responsesLabel;
 
 		List<SchemaVersion> versionsToGen = new ArrayList<>();
-		if ( versionToGen == null ) {
-			System.err.println("Version is required, ie v<n> or ALL.");
-			System.exit(1);
-		}
-		else if (!"ALL".equalsIgnoreCase(versionToGen) && !versionToGen.matches("v\\d+") && !validVersion(versionToGen)) {
+		if (!"ALL".equalsIgnoreCase(versionToGen) && !versionToGen.matches("v\\d+") && !validVersion(versionToGen)) {
 			System.err.println("Invalid version passed. " + versionToGen);
 			System.exit(1);
 		}
@@ -171,11 +180,7 @@ public class GenerateXsd {
 		}
 
 		//process file type System property
-		fileTypeToGen = (fileTypeToGen == null ? generateTypeXSD : fileTypeToGen.toLowerCase());
-		if ( !fileTypeToGen.equals( generateTypeXSD ) && !fileTypeToGen.equals( generateTypeYAML )) {
-			System.err.println("Invalid gen_type passed. " + fileTypeToGen);
-			System.exit(1);
-		} else if ( fileTypeToGen.equals(generateTypeYAML) ) {
+		if ( fileTypeToGen.equals(GENERATE_TYPE_YAML) ) {
 			if ( responsesUrl == null || responsesUrl.length() < 1
 					|| responsesLabel == null || responsesLabel.length() < 1 ) {
 				System.err.println("generating swagger yaml file requires yamlresponses_url and yamlresponses_label properties" );
@@ -188,11 +193,12 @@ public class GenerateXsd {
 		 * TODO: Oxm Path is config driveb
 		 */
 		String oxmPath;
-		if(System.getProperty("user.dir") != null && !System.getProperty("user.dir").contains(normalStartDir)) {
-			oxmPath = baseAutoGenRoot + nodeDir;
+		if(System.getProperty("user.dir") != null && !System.getProperty("user.dir").contains(
+            NORMAL_START_DIR)) {
+			oxmPath = BASE_AUTO_GEN_ROOT + NODE_DIR;
 		}
 		else {
-			oxmPath = baseRoot + nodeDir;
+			oxmPath = BASE_ROOT + NODE_DIR;
 		}
 
 		String outfileName = null;
@@ -205,27 +211,28 @@ public class GenerateXsd {
 
 		for (SchemaVersion v : versionsToGen) {
 			apiVersion = v.toString();
-			logger.debug("YAMLdir = "+yaml_dir);
+			logger.debug("YAMLdir = "+ YAML_DIR);
 			logger.debug("Generating " + apiVersion + " " + fileTypeToGen);
 			apiVersionFmt = "." + apiVersion + ".";
 			generatedJavaType = new HashMap<String, String>();
 			appliedPaths = new HashMap<String, String>();
 			File edgeRuleFile = null;
-			String fileName = edgeDir + "DbEdgeRules_" + apiVersion + ".json";
+			String fileName = EDGE_DIR + "DbEdgeRules_" + apiVersion + ".json";
 			logger.debug("user.dir = "+System.getProperty("user.dir"));
-			if(System.getProperty("user.dir") != null && !System.getProperty("user.dir").contains(normalStartDir)) {
-				fileName = baseAutoGenRoot + fileName;
+			if(System.getProperty("user.dir") != null && !System.getProperty("user.dir").contains(
+                NORMAL_START_DIR)) {
+				fileName = BASE_AUTO_GEN_ROOT + fileName;
 
 			}
 			else {
-				fileName = baseRoot + fileName;
+				fileName = BASE_ROOT + fileName;
 
 			}
 			edgeRuleFile = new File( fileName);
 //			Document doc = ni.getSchema(translateVersion(v));
 
-			if ( fileTypeToGen.equals(generateTypeXSD) ) {
-				outfileName = xsd_dir + "/aai_schema_" + apiVersion + "." + generateTypeXSD;
+			if ( fileTypeToGen.equals(GENERATE_TYPE_XSD) ) {
+				outfileName = XSD_DIR + "/aai_schema_" + apiVersion + "." + GENERATE_TYPE_XSD;
 				try {
 					HTMLfromOXM swagger = ctx.getBean(HTMLfromOXM.class);
 					swagger.setVersion(v);
@@ -236,12 +243,12 @@ public class GenerateXsd {
 				} catch(Exception e) {
 		        	logger.error( "Exception creating output file " + outfileName);
 		        	logger.error( e.getMessage());
-		        	e.printStackTrace();
 		        	System.exit(-1);
 				}
 			} else if ( versionSupportsSwagger(apiVersion )) {
-				outfileName = yaml_dir + "/aai_swagger_" + apiVersion + "." + generateTypeYAML;
-				nodesfileName = yaml_dir + "/aai_swagger_" + apiVersion + "." + "nodes"+"."+generateTypeYAML;
+				outfileName = YAML_DIR + "/aai_swagger_" + apiVersion + "." + GENERATE_TYPE_YAML;
+				nodesfileName = YAML_DIR + "/aai_swagger_" + apiVersion + "." + "nodes"+"."+
+                    GENERATE_TYPE_YAML;
 				try {
 					YAMLfromOXM swagger = (YAMLfromOXM) ctx.getBean(YAMLfromOXM.class);
 					swagger.setVersion(v);
@@ -252,36 +259,37 @@ public class GenerateXsd {
 					nodesSwagger.setCombinedJavaTypes(combinedJavaTypes);
 					nodesContent = nodesSwagger.process();
 				} catch(Exception e) {
-		        	logger.error( "Exception creating output file " + outfileName);
-		        	e.printStackTrace();
+		        	logger.error("Exception creating output file " + outfileName, e);
 				}
 			} else {
 				continue;
 			}
 			outfile = new File(outfileName);
 			File parentDir = outfile.getParentFile();
-			if(! parentDir.exists())
-			      parentDir.mkdirs();
+			if(!parentDir.exists()) {
+                parentDir.mkdirs();
+            }
 			if(nodesfileName != null) {
 				BufferedWriter nodesBW = null;
 				nodesfile = new File(nodesfileName);
 				parentDir = nodesfile.getParentFile();
-				if(! parentDir.exists())
-				      parentDir.mkdirs();
+				if(!parentDir.exists()){
+                    parentDir.mkdirs();
+                }
 			    try {
-			        nodesfile.createNewFile();
+			        if(!nodesfile.createNewFile()) {
+                        logger.error( "File {} already exist", nodesfileName);
+                    }
 			    } catch (IOException e) {
-		        	logger.error( "Exception creating output file " + nodesfileName);
-		        	e.printStackTrace();
+		        	logger.error( "Exception creating output file " + nodesfileName, e);
 			    }
 	        	try {
-	        		Charset charset = Charset.forName("UTF-8");
+	        		Charset charset = StandardCharsets.UTF_8;
 	        		Path path = Paths.get(nodesfileName);
 	        		nodesBW = Files.newBufferedWriter(path, charset);
 	        		nodesBW.write(nodesContent);
 	        	} catch ( IOException e) {
-	        		logger.error( "Exception writing output file " + outfileName);
-	        		e.printStackTrace();
+	        		logger.error( "Exception writing output file " + outfileName, e);
 	        	} finally {
 	        		if ( nodesBW != null ) {
 	        			nodesBW.close();
@@ -290,20 +298,20 @@ public class GenerateXsd {
 			}
 
 		    try {
-		        outfile.createNewFile();
+		        if(!outfile.createNewFile()) {
+                    logger.error( "File {} already exist", outfileName);
+                }
 		    } catch (IOException e) {
-	        	logger.error( "Exception creating output file " + outfileName);
-	        	e.printStackTrace();
+	        	logger.error( "Exception creating output file " + outfileName, e);
 		    }
 		    BufferedWriter bw = null;
 	        try {
-	        	Charset charset = Charset.forName("UTF-8");
+	        	Charset charset = StandardCharsets.UTF_8;
 	        	Path path = Paths.get(outfileName);
 	        	bw = Files.newBufferedWriter(path, charset);
 	        	bw.write(fileContent);
 	        } catch ( IOException e) {
-	        	logger.error( "Exception writing output file " + outfileName);
-	        	e.printStackTrace();
+	        	logger.error( "Exception writing output file " + outfileName, e);
 	        } finally {
 	        	if ( bw != null ) {
 	        		bw.close();
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/DeleteOperation.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/DeleteOperation.java
index e1d993f..c59e8f0 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/DeleteOperation.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/DeleteOperation.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,90 +17,96 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
-package org.onap.aai.schemagen.genxsd;
 
-import org.apache.commons.lang3.StringUtils;
-import org.onap.aai.schemagen.GenerateXsd;
+package org.onap.aai.schemagen.genxsd;
 
 import java.util.HashMap;
 import java.util.StringTokenizer;
+import org.apache.commons.lang3.StringUtils;
+import org.onap.aai.schemagen.GenerateXsd;
 
 public class DeleteOperation {
-	private String useOpId;
-	private String xmlRootElementName;
-	private String tag;
-	private	String path;
-	private String pathParams;
+    private String useOpId;
+    private String xmlRootElementName;
+    private String tag;
+    private String path;
+    private String pathParams;
+
+    public static HashMap<String, String> deletePaths = new HashMap<String, String>();
+
+    public DeleteOperation(String useOpId, String xmlRootElementName, String tag, String path,
+                           String pathParams) {
+        super();
+        this.useOpId = useOpId;
+        this.xmlRootElementName = xmlRootElementName;
+        this.tag = tag;
+        this.path = path;
+        this.pathParams = pathParams;
+    }
+
+    @Override
+    public String toString() {
+        StringTokenizer st;
+        st = new StringTokenizer(path, "/");
+        //a valid tag is necessary
+        if (StringUtils.isEmpty(tag)) {
+            return "";
+        }
+        if (path.contains("/relationship/")) { // filter paths with relationship-list
+            return "";
+        }
+        if (path.endsWith("/relationship-list")) {
+            return "";
+        }
+        if (path.startsWith("/search")) {
+            return "";
+        }
+        //All Delete operation paths end with "relationship"
+        //or there is a parameter at the end of the path
+        //and there is a parameter in the path
 
-	public static HashMap<String, String> deletePaths = new HashMap<String, String>();
-		public DeleteOperation(String useOpId, String xmlRootElementName, String tag, String path, String pathParams) {
-			super();
-			this.useOpId = useOpId;
-			this.xmlRootElementName = xmlRootElementName;
-			this.tag = tag;
-			this.path = path;
-			this.pathParams = pathParams;
-		}
-		@Override
-		public String toString() {
-			StringTokenizer st;
-			st = new StringTokenizer(path, "/");
-			//a valid tag is necessary
-			if ( StringUtils.isEmpty(tag) ) {
-				return "";
-			}
-			if ( path.contains("/relationship/") ) { // filter paths with relationship-list
-				return "";
-			}
-			if ( path.endsWith("/relationship-list")) {
-				return "";
-			}
-			if ( path.startsWith("/search")) {
-				return "";
-			}
-			//All Delete operation paths end with "relationship"
-			//or there is a parameter at the end of the path
-			//and there is a parameter in the path
+        if (!path.endsWith("/relationship") && !path.endsWith("}")) {
+            return "";
+        }
+        StringBuilder pathSb = new StringBuilder();
+        pathSb.append("    delete:\n");
+        pathSb.append("      tags:\n");
+        pathSb.append("        - ").append(tag).append("\n");
+        pathSb.append("      summary: delete an existing ").append(xmlRootElementName)
+            .append("\n");
 
-			if ( !path.endsWith("/relationship")  &&  !path.endsWith("}") ) {
-				return "";
-			}
-			StringBuffer pathSb = new StringBuffer();
-			pathSb.append("    delete:\n");
-			pathSb.append("      tags:\n");
-			pathSb.append("        - " + tag + "\n");
-			pathSb.append("      summary: delete an existing " + xmlRootElementName + "\n");
+        pathSb.append("      description: delete an existing ").append(xmlRootElementName)
+            .append("\n");
 
-			pathSb.append("      description: delete an existing " + xmlRootElementName + "\n");
+        pathSb.append("      operationId: delete").append(useOpId).append("\n");
+        pathSb.append("      consumes:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("        - application/xml\n");
+        pathSb.append("      produces:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("        - application/xml\n");
+        pathSb.append("      responses:\n");
+        pathSb.append("        \"default\":\n");
+        pathSb.append("          ").append(GenerateXsd.getResponsesUrl());
+        pathSb.append("      parameters:\n");
 
-			pathSb.append("      operationId: delete" + useOpId + "\n");
-			pathSb.append("      consumes:\n");
-			pathSb.append("        - application/json\n");
-			pathSb.append("        - application/xml\n");
-			pathSb.append("      produces:\n");
-			pathSb.append("        - application/json\n");
-			pathSb.append("        - application/xml\n");
-			pathSb.append("      responses:\n");
-			pathSb.append("        \"default\":\n");
-			pathSb.append("          " + GenerateXsd.getResponsesUrl());
-			pathSb.append("      parameters:\n");
+        pathSb.append(pathParams); // for nesting
+        if (!path.endsWith("/relationship")) {
+            pathSb.append("        - name: resource-version\n");
 
-			pathSb.append(pathParams); // for nesting
-			if ( !path.endsWith("/relationship") ) {
-				pathSb.append("        - name: resource-version\n");
+            pathSb.append("          in: query\n");
+            pathSb.append("          description: resource-version for concurrency\n");
+            pathSb.append("          required: true\n");
+            pathSb.append("          type: string\n");
+        }
+        this.objectPathMapEntry();
+        return pathSb.toString();
+    }
 
-				pathSb.append("          in: query\n");
-				pathSb.append("          description: resource-version for concurrency\n");
-				pathSb.append("          required: true\n");
-				pathSb.append("          type: string\n");
-			}
-			this.objectPathMapEntry();
-			return pathSb.toString();
-		}
-		public String objectPathMapEntry() {
-			if (! path.endsWith("/relationship") ) {
-				deletePaths.put(path, xmlRootElementName);
-			}
-			return (xmlRootElementName+":"+path);
-		}
-	}
+    public String objectPathMapEntry() {
+        if (!path.endsWith("/relationship")) {
+            deletePaths.put(path, xmlRootElementName);
+        }
+        return (xmlRootElementName + ":" + path);
+    }
+}
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/EdgeDescription.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/EdgeDescription.java
index f472896..5bdb87e 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/EdgeDescription.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/EdgeDescription.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,6 +17,7 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
 import org.apache.commons.lang3.StringUtils;
@@ -27,170 +28,186 @@ import org.slf4j.LoggerFactory;
 
 public class EdgeDescription {
 
-	private static final Logger logger = LoggerFactory.getLogger("EdgeDescription.class");
-	EdgeRule ed;
-	public static enum LineageType {
-		PARENT, CHILD, UNRELATED;
-	}
-	private String ruleKey;
-//	private String to;
-//	private String from;
-	private LineageType lineageType = LineageType.UNRELATED;
-//	private String direction;
-//	private String multiplicity;
-//	private String preventDelete;
-//	private String deleteOtherV;
-//	private String label;
-//	private String description;
-
-	public EdgeDescription(EdgeRule ed) {
-		super();
-		if ( ed.getDirection().toString().equals(ed.getContains()) &&
-				AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection())))  {
-			this.lineageType= LineageType.PARENT;
-		} else if ( AAIDirection.getValue("IN").equals(AAIDirection.getValue(ed.getContains())) &&
-				ed.getDirection().toString().equals(ed.getContains())) {
-			this.lineageType= LineageType.CHILD;
-		} else if ( AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getContains())) &&
-				AAIDirection.getValue("IN").equals(AAIDirection.getValue(ed.getDirection()))) {
-			this.lineageType= LineageType.PARENT;
-		} else if ( AAIDirection.getValue("IN").equals(AAIDirection.getValue(ed.getContains())) &&
-				AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection()))) {
-			this.lineageType= LineageType.PARENT;
-		} else {
-			this.lineageType= LineageType.UNRELATED;
-		}
-		this.ruleKey = ed.getFrom()+"|"+ed.getTo();
-		this.ed=ed;
-	}
-	/**
-	 * @return the deleteOtherV
-	 */
-	public String getDeleteOtherV() {
-		return ed.getDeleteOtherV();
-	}
-	/**
-	 * @return the preventDelete
-	 */
-	public String getPreventDelete() {
-		return ed.getPreventDelete();
-	}
-	public String getAlsoDeleteFootnote(String targetNode) {
-		String returnVal = "";
-		if(ed.getDeleteOtherV().equals("IN") && ed.getTo().equals(targetNode) ) {
-			logger.debug("Edge: "+this.ruleKey);
-			logger.debug("IF this "+targetNode+" node is deleted, this FROM node is DELETED also");
-			returnVal = "(1)";
-		}
-		if(ed.getDeleteOtherV().equals("OUT") && ed.getFrom().equals(targetNode) ) {
-			logger.debug("Edge: "+this.ruleKey);
-			logger.debug("IF this "+targetNode+" is deleted, this TO node is DELETED also");
-			returnVal = "(2)";
-		}
-		if(ed.getDeleteOtherV().equals("OUT") && ed.getTo().equals(targetNode) ) {
-			logger.debug("Edge: "+this.ruleKey);
-			logger.debug("IF this FROM node is deleted, this "+targetNode+" is DELETED also");
-			returnVal = "(3)";
-		}
-		if(ed.getDeleteOtherV().equals("IN") && ed.getFrom().equals(targetNode) ) {
-			logger.debug("Edge: "+this.ruleKey);
-			logger.debug("IF this TO node is deleted, this "+targetNode+" node is DELETED also");
-			returnVal = "(4)";
-		}
-		return returnVal;
-	}
-	/**
-	 * @return the to
-	 */
-	public String getTo() {
-		return ed.getTo();
-	}
-	/**
-	 * @return the from
-	 */
-	public String getFrom() {
-		return ed.getFrom();
-	}
-	public String getRuleKey() {
-		return ruleKey;
-	}
-	public String getMultiplicity() {
-		return ed.getMultiplicityRule().toString();
-	}
-	public AAIDirection getDirection() {
-		return AAIDirection.getValue(ed.getDirection());
-	}
-	public String getDescription() {
-		return ed.getDescription();
-	}
-	public String getRelationshipDescription(String fromTo, String otherNodeName) {
-
-		String result = "";
-
-		if ("FROM".equals(fromTo)) {
-			if (AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection()))) {
-				if (LineageType.PARENT == lineageType) {
-					result = " (PARENT of "+otherNodeName;
-					result = String.join(" ", result+",", ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-				}
-			}
-			else {
-				if (LineageType.CHILD == lineageType) {
-					result = " (CHILD of "+otherNodeName;
-					result = String.join(" ", result+",",  ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-				}
-				else if (LineageType.PARENT == lineageType) {
-					result = " (PARENT of "+otherNodeName;
-					result = String.join(" ", result+",", ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-				}
-			}
-			if (result.length() == 0) result = String.join(" ", "(", ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-		} else {
-		//if ("TO".equals(fromTo)
-			if (AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection()))) {
-				if (LineageType.PARENT == lineageType) {
-					result = " (PARENT of "+otherNodeName;
-					result = String.join(" ", result+",", ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-				}
-			} else {
-				if (LineageType.PARENT == lineageType) {
-					result = " (PARENT of "+otherNodeName;
-					result = String.join(" ", result+",", ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-				}
-			}
-			if (result.length() == 0) result = String.join(" ", "(", ed.getFrom(), this.getShortLabel(), ed.getTo()+",", this.getMultiplicity());
-		}
-
-		if (result.length() > 0) result = result + ")";
-
-		if (ed.getDescription() != null && ed.getDescription().length() > 0) result = result + "\n      "+ ed.getDescription(); // 6 spaces is important for yaml
-
-		return result;
-	}
-
-	/**
-	 * @return the hasDelTarget
-	 */
-
-	public boolean hasDelTarget() {
-		return StringUtils.isNotEmpty(ed.getDeleteOtherV()) && (! "NONE".equalsIgnoreCase(ed.getDeleteOtherV()));
-	}
-
-	/**
-	 * @return the type
-	 */
-	public LineageType getType() {
-
-		return lineageType;
-	}
-	/**
-	 * @return the label
-	 */
-	public String getLabel() {
-		return ed.getLabel();
-	}
-	public String getShortLabel() {
-		String[] pieces = this.getLabel().split("[.]");
-		return pieces[pieces.length-1];
-	}
+    private static final Logger logger = LoggerFactory.getLogger(EdgeDescription.class);
+    EdgeRule ed;
+
+    public enum LineageType {
+        PARENT, CHILD, UNRELATED
+    }
+
+    private final String ruleKey;
+    private LineageType lineageType = LineageType.UNRELATED;
+
+    public EdgeDescription(EdgeRule ed) {
+        super();
+        if (ed.getDirection().toString().equals(ed.getContains()) &&
+            AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection()))) {
+            this.lineageType = LineageType.PARENT;
+        } else if (AAIDirection.getValue("IN").equals(AAIDirection.getValue(ed.getContains())) &&
+            ed.getDirection().toString().equals(ed.getContains())) {
+            this.lineageType = LineageType.CHILD;
+        } else if (AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getContains())) &&
+            AAIDirection.getValue("IN").equals(AAIDirection.getValue(ed.getDirection()))) {
+            this.lineageType = LineageType.PARENT;
+        } else if (AAIDirection.getValue("IN").equals(AAIDirection.getValue(ed.getContains())) &&
+            AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection()))) {
+            this.lineageType = LineageType.PARENT;
+        } else {
+            this.lineageType = LineageType.UNRELATED;
+        }
+        this.ruleKey = ed.getFrom() + "|" + ed.getTo();
+        this.ed = ed;
+    }
+
+    /**
+     * @return the deleteOtherV
+     */
+    public String getDeleteOtherV() {
+        return ed.getDeleteOtherV();
+    }
+
+    /**
+     * @return the preventDelete
+     */
+    public String getPreventDelete() {
+        return ed.getPreventDelete();
+    }
+
+    public String getAlsoDeleteFootnote(String targetNode) {
+        String returnVal = "";
+        if (ed.getDeleteOtherV().equals("IN") && ed.getTo().equals(targetNode)) {
+            logger.debug("Edge: " + this.ruleKey);
+            logger.debug(
+                "IF this " + targetNode + " node is deleted, this FROM node is DELETED also");
+            returnVal = "(1)";
+        }
+        if (ed.getDeleteOtherV().equals("OUT") && ed.getFrom().equals(targetNode)) {
+            logger.debug("Edge: " + this.ruleKey);
+            logger.debug("IF this " + targetNode + " is deleted, this TO node is DELETED also");
+            returnVal = "(2)";
+        }
+        if (ed.getDeleteOtherV().equals("OUT") && ed.getTo().equals(targetNode)) {
+            logger.debug("Edge: " + this.ruleKey);
+            logger.debug("IF this FROM node is deleted, this " + targetNode + " is DELETED also");
+            returnVal = "(3)";
+        }
+        if (ed.getDeleteOtherV().equals("IN") && ed.getFrom().equals(targetNode)) {
+            logger.debug("Edge: " + this.ruleKey);
+            logger
+                .debug("IF this TO node is deleted, this " + targetNode + " node is DELETED also");
+            returnVal = "(4)";
+        }
+        return returnVal;
+    }
+
+    /**
+     * @return the to
+     */
+    public String getTo() {
+        return ed.getTo();
+    }
+
+    /**
+     * @return the from
+     */
+    public String getFrom() {
+        return ed.getFrom();
+    }
+
+    public String getRuleKey() {
+        return ruleKey;
+    }
+
+    public String getMultiplicity() {
+        return ed.getMultiplicityRule().toString();
+    }
+
+    public AAIDirection getDirection() {
+        return AAIDirection.getValue(ed.getDirection());
+    }
+
+    public String getDescription() {
+        return ed.getDescription();
+    }
+
+    public String getRelationshipDescription(String fromTo, String otherNodeName) {
+
+        String result = "";
+
+        if ("FROM".equals(fromTo)) {
+            if (AAIDirection.getValue("OUT").equals(AAIDirection.getValue(ed.getDirection()))) {
+                if (LineageType.PARENT == lineageType) {
+                    result = " (PARENT of " + otherNodeName;
+                    result = String.join(" ", result + ",", ed.getFrom(), this.getShortLabel(),
+                        ed.getTo() + ",", this.getMultiplicity());
+                }
+            } else {
+                if (LineageType.CHILD == lineageType) {
+                    result = " (CHILD of " + otherNodeName;
+                    result = String.join(" ", result + ",", ed.getFrom(), this.getShortLabel(),
+                        ed.getTo() + ",", this.getMultiplicity());
+                } else if (LineageType.PARENT == lineageType) {
+                    result = " (PARENT of " + otherNodeName;
+                    result = String.join(" ", result + ",", ed.getFrom(), this.getShortLabel(),
+                        ed.getTo() + ",", this.getMultiplicity());
+                }
+            }
+            if (result.length() == 0) {
+                result = String
+                    .join(" ", "(", ed.getFrom(), this.getShortLabel(), ed.getTo() + ",",
+                        this.getMultiplicity());
+            }
+        } else {
+            if (LineageType.PARENT == lineageType) {
+                result = " (PARENT of " + otherNodeName;
+                result = String
+                    .join(" ", result + ",", ed.getFrom(), this.getShortLabel(), ed.getTo() + ",",
+                        this.getMultiplicity());
+            }
+            if (result.length() == 0) {
+                result = String
+                    .join(" ", "(", ed.getFrom(), this.getShortLabel(), ed.getTo() + ",",
+                        this.getMultiplicity());
+            }
+        }
+
+        if (result.length() > 0) {
+            result = result + ")";
+        }
+
+        if (ed.getDescription() != null && ed.getDescription().length() > 0) {
+            result = result + "\n      " + ed.getDescription(); // 6 spaces is important for yaml
+        }
+
+        return result;
+    }
+
+    /**
+     * @return the hasDelTarget
+     */
+
+    public boolean hasDelTarget() {
+        return StringUtils.isNotEmpty(ed.getDeleteOtherV()) &&
+            (!"NONE".equalsIgnoreCase(ed.getDeleteOtherV()));
+    }
+
+    /**
+     * @return the type
+     */
+    public LineageType getType() {
+
+        return lineageType;
+    }
+
+    /**
+     * @return the label
+     */
+    public String getLabel() {
+        return ed.getLabel();
+    }
+
+    public String getShortLabel() {
+        String[] pieces = this.getLabel().split("[.]");
+        return pieces[pieces.length - 1];
+    }
 }
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/GetOperation.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/GetOperation.java
index b942e1b..a22dfd5 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/GetOperation.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/GetOperation.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,105 +17,111 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
-package org.onap.aai.schemagen.genxsd;
 
-import org.apache.commons.lang3.StringUtils;
-import org.onap.aai.schemagen.GenerateXsd;
+package org.onap.aai.schemagen.genxsd;
 
 import java.util.HashMap;
 import java.util.Map;
 import java.util.StringTokenizer;
 import java.util.Vector;
+import org.apache.commons.lang3.StringUtils;
+import org.onap.aai.schemagen.GenerateXsd;
 
 public class GetOperation {
-	static Map<String, Vector<String>> containers = new HashMap<String, Vector<String>>();
-	public static void addContainerProps(String container, Vector<String> containerProps) {
-		containers.put(container, containerProps);;
-	}
-	private String useOpId;
-	private String xmlRootElementName;
-	private String tag;
-	private String path;
-	private String pathParams;
-	private String queryParams;
+    static Map<String, Vector<String>> containers = new HashMap<String, Vector<String>>();
 
-		public GetOperation(String useOpId, String xmlRootElementName, String tag, String path, String pathParams) {
-			super();
-			this.useOpId = useOpId;
-			this.xmlRootElementName = xmlRootElementName;
-			this.tag = tag;
-			this.path = path;
-			this.pathParams = pathParams;
+    public static void addContainerProps(String container, Vector<String> containerProps) {
+        containers.put(container, containerProps);
+        ;
+    }
+
+    private String useOpId;
+    private String xmlRootElementName;
+    private String tag;
+    private String path;
+    private String pathParams;
+    private String queryParams;
+
+    public GetOperation(String useOpId, String xmlRootElementName, String tag, String path,
+                        String pathParams) {
+        super();
+        this.useOpId = useOpId;
+        this.xmlRootElementName = xmlRootElementName;
+        this.tag = tag;
+        this.path = path;
+        this.pathParams = pathParams;
 //			StringBuilder p = new StringBuilder();
 
-			if(containers.get(xmlRootElementName) == null) {
-				this.queryParams = "";
-			} else {
-				this.queryParams= String.join("", containers.get(xmlRootElementName));
+        if (containers.get(xmlRootElementName) == null) {
+            this.queryParams = "";
+        } else {
+            this.queryParams = String.join("", containers.get(xmlRootElementName));
 //				for(String param : containers.get(xmlRootElementName)) {
 //					p.append(param);
 //				}
 //				this.queryParams = p.toString();
-			}
-		}
-		@Override
-		public String toString() {
-			StringTokenizer st;
-			st = new StringTokenizer(path, "/");
-			//Path has to be longer than one element
+        }
+    }
+
+    @Override
+    public String toString() {
+        StringTokenizer st;
+        st = new StringTokenizer(path, "/");
+        //Path has to be longer than one element
 			/*
 			if ( st.countTokens() <= 1) {
 				return "";
 			}
 			*/
-			//a valid tag is necessary
-			if ( StringUtils.isEmpty(tag) ) {
-				return "";
-			}
-			if ( path.endsWith("/relationship") ) {
-				return "";
-			}
-			if ( path.contains("/relationship/") ) { // filter paths with relationship-list
-				return "";
-			}
-			if ( path.endsWith("/relationship-list")) {
-				return "";
-			}
-			if ( path.startsWith("/search")) {
-				return "";
-			}
-			StringBuffer pathSb = new StringBuffer();
-			pathSb.append("  " + path + ":\n" );
-			pathSb.append("    get:\n");
-			pathSb.append("      tags:\n");
-			pathSb.append("        - " + tag + "\n");
-			pathSb.append("      summary: returns " + xmlRootElementName + "\n");
+        //a valid tag is necessary
+        if (StringUtils.isEmpty(tag)) {
+            return "";
+        }
+        if (path.endsWith("/relationship")) {
+            return "";
+        }
+        if (path.contains("/relationship/")) { // filter paths with relationship-list
+            return "";
+        }
+        if (path.endsWith("/relationship-list")) {
+            return "";
+        }
+        if (path.startsWith("/search")) {
+            return "";
+        }
+        StringBuilder pathSb = new StringBuilder();
+        pathSb.append("  ").append(path).append(":\n");
+        pathSb.append("    get:\n");
+        pathSb.append("      tags:\n");
+        pathSb.append("        - ").append(tag).append("\n");
+        pathSb.append("      summary: returns ").append(xmlRootElementName).append("\n");
 
-			pathSb.append("      description: returns " + xmlRootElementName + "\n");
-			pathSb.append("      operationId: get" + useOpId + "\n");
-			pathSb.append("      produces:\n");
-			pathSb.append("        - application/json\n");
-			pathSb.append("        - application/xml\n");
+        pathSb.append("      description: returns ").append(xmlRootElementName).append("\n");
+        pathSb.append("      operationId: get").append(useOpId).append("\n");
+        pathSb.append("      produces:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("        - application/xml\n");
 
-			pathSb.append("      responses:\n");
-			pathSb.append("        \"200\":\n");
-			pathSb.append("          description: successful operation\n");
-			pathSb.append("          schema:\n");
-			pathSb.append("              $ref: \"#/definitions/" + xmlRootElementName + "\"\n");
-			pathSb.append("        \"default\":\n");
-			pathSb.append("          " + GenerateXsd.getResponsesUrl());
-			if ( StringUtils.isNotEmpty(pathParams) || StringUtils.isNotEmpty(queryParams)) {
-				pathSb.append("      parameters:\n");
-			}
-			if ( StringUtils.isNotEmpty(pathParams)) {
-				pathSb.append(pathParams);
-			}
+        pathSb.append("      responses:\n");
+        pathSb.append("        \"200\":\n");
+        pathSb.append("          description: successful operation\n");
+        pathSb.append("          schema:\n");
+        pathSb.append("              $ref: \"#/definitions/").append(xmlRootElementName)
+            .append("\"\n");
+        pathSb.append("        \"default\":\n");
+        pathSb.append("          ").append(GenerateXsd.getResponsesUrl());
+        if (StringUtils.isNotEmpty(pathParams) || StringUtils.isNotEmpty(queryParams)) {
+            pathSb.append("      parameters:\n");
+        }
+        if (StringUtils.isNotEmpty(pathParams)) {
+            pathSb.append(pathParams);
+        }
 //			if ( StringUtils.isNotEmpty(pathParams) && StringUtils.isNotEmpty(queryParams)) {
 //				pathSb.append("\n");
 //			}
-			if ( StringUtils.isNotEmpty(queryParams)) {
-				pathSb.append(queryParams);
-			}
-			return pathSb.toString();
-		}
-	}
+        if (StringUtils.isNotEmpty(queryParams)) {
+            pathSb.append(queryParams);
+        }
+        return pathSb.toString();
+    }
+}
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/HTMLfromOXM.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/HTMLfromOXM.java
index 35f0665..ce45236 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/HTMLfromOXM.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/HTMLfromOXM.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,8 +17,16 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import javax.xml.parsers.ParserConfigurationException;
 import org.onap.aai.edges.EdgeIngestor;
 import org.onap.aai.edges.exceptions.EdgeRuleNotFoundException;
 import org.onap.aai.nodes.NodeIngestor;
@@ -32,245 +40,242 @@ import org.w3c.dom.NamedNodeMap;
 import org.w3c.dom.NodeList;
 import org.xml.sax.SAXException;
 
-import javax.xml.parsers.ParserConfigurationException;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-
 public class HTMLfromOXM extends OxmFileProcessor {
 
-	private static final Logger logger = LoggerFactory.getLogger("HTMLfromOXM.class");
+    private static final Logger logger = LoggerFactory.getLogger("HTMLfromOXM.class");
+
+    private String maxOccurs;
+
+    public HTMLfromOXM(String maxOccurs, SchemaVersions schemaVersions, NodeIngestor ni,
+                       EdgeIngestor ei) {
+        super(schemaVersions, ni, ei);
+        this.maxOccurs = maxOccurs;
+    }
+
+    public void setOxmVersion(File oxmFile, SchemaVersion v) {
+        super.setOxmVersion(oxmFile, v);
+        this.v = v;
+    }
 
-	private String maxOccurs;
+    public void setXmlVersion(String xml, SchemaVersion v) {
+        super.setXmlVersion(xml, v);
+        this.v = v;
+    }
 
-	public HTMLfromOXM(String maxOccurs, SchemaVersions schemaVersions, NodeIngestor ni, EdgeIngestor ei ){
-		super(schemaVersions, ni,ei);
-		this.maxOccurs = maxOccurs;
-	}
-	public void setOxmVersion(File oxmFile, SchemaVersion v) {
-		super.setOxmVersion(oxmFile, v);
-		this.v = v;
-	}
-	public void setXmlVersion(String xml, SchemaVersion v) {
-		super.setXmlVersion(xml, v);
-		this.v = v;
-	}
-	public void setVersion(SchemaVersion v) {
-		super.setVersion(v);
-		this.v = v;
-	}
+    public void setVersion(SchemaVersion v) {
+        super.setVersion(v);
+        this.v = v;
+    }
 
 
-	@Override
-	public String getDocumentHeader() {
-		StringBuffer sb = new StringBuffer();
-		logger.trace("processing starts");
-		sb.append("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>" + LINE_SEPARATOR);
-		String namespace = "org.onap";
-		if (v.compareTo(getSchemaVersions().getNamespaceChangeVersion()) < 0 ) {
-			namespace = "org.openecomp";
-		}
-		if ( versionUsesAnnotations(v.toString()) ) {
-			sb.append("<xs:schema elementFormDefault=\"qualified\" version=\"1.0\" targetNamespace=\"http://" + namespace + ".aai.inventory/"
-				+ v.toString() + "\" xmlns:tns=\"http://" + namespace + ".aai.inventory/" + v.toString() + "\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\""
-						+ LINE_SEPARATOR
-						+ "xmlns:jaxb=\"http://java.sun.com/xml/ns/jaxb\"" + LINE_SEPARATOR +
-						"    jaxb:version=\"2.1\"" + LINE_SEPARATOR +
-						"    xmlns:annox=\"http://annox.dev.java.net\"" + LINE_SEPARATOR +
-						"    jaxb:extensionBindingPrefixes=\"annox\">" + DOUBLE_LINE_SEPARATOR);
-		} else {
-			sb.append("<xs:schema elementFormDefault=\"qualified\" version=\"1.0\" targetNamespace=\"http://" + namespace + ".aai.inventory/"
-					+ v.toString() + "\" xmlns:tns=\"http://" + namespace + ".aai.inventory/" + v.toString() + "\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\">" + DOUBLE_LINE_SEPARATOR);
-		}
-		return sb.toString();
-	}
+    @Override
+    public String getDocumentHeader() {
+        StringBuilder sb = new StringBuilder();
+        logger.trace("processing starts");
+        sb.append("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>")
+            .append(LINE_SEPARATOR);
+        String namespace = "org.onap";
+        if (v.compareTo(getSchemaVersions().getNamespaceChangeVersion()) < 0) {
+            namespace = "org.openecomp";
+        }
+        sb.append(
+            "<xs:schema elementFormDefault=\"qualified\" version=\"1.0\" targetNamespace=\"http://")
+            .append(namespace).append(".aai.inventory/").append(v.toString())
+            .append("\" xmlns:tns=\"http://").append(namespace).append(".aai.inventory/")
+            .append(v.toString()).append("\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\"")
+            .append(LINE_SEPARATOR).append("xmlns:jaxb=\"http://java.sun.com/xml/ns/jaxb\"")
+            .append(LINE_SEPARATOR).append("    jaxb:version=\"2.1\"").append(LINE_SEPARATOR)
+            .append("    xmlns:annox=\"http://annox.dev.java.net\"").append(LINE_SEPARATOR)
+            .append("    jaxb:extensionBindingPrefixes=\"annox\">")
+            .append(DOUBLE_LINE_SEPARATOR);
+        return sb.toString();
+    }
 
-	@Override
-	public String process() throws ParserConfigurationException, SAXException, IOException, FileNotFoundException, EdgeRuleNotFoundException {
-		StringBuilder sb = new StringBuilder();
+    @Override
+    public String process()
+        throws ParserConfigurationException, SAXException, IOException, FileNotFoundException,
+        EdgeRuleNotFoundException {
+        StringBuilder sb = new StringBuilder();
 
-		try {
-			init();
-		} catch(Exception e) {
-			logger.error( "Error initializing " + this.getClass());
-			throw e;
-		}
-		sb.append(getDocumentHeader());
-		StringBuilder sbInventory = new StringBuilder();
-		Element elem;
-		String javaTypeName;
-		combinedJavaTypes = new HashMap();
-		for ( int i = 0; i < javaTypeNodes.getLength(); ++ i ) {
-			elem = (Element)javaTypeNodes.item(i);
-			javaTypeName = elem.getAttribute("name");
-			if ( !"Inventory".equals(javaTypeName ) ) {
-				if ( generatedJavaType.containsKey(javaTypeName) ) {
-					continue;
-				}
-				// will combine all matching java-types
-				elem = getJavaTypeElement(javaTypeName,false );
-			}
-			XSDElement javaTypeElement = new XSDElement(elem, maxOccurs);
-			//javaTypeName = javaTypeElement.name();
-			if ( javaTypeName == null ) {
-				String msg = "Invalid OXM file: <java-type> has no name attribute in " + oxmFile;
-				logger.error(msg);
-				throw new SAXException(msg);
-			}
-			if ("Nodes".equals(javaTypeName)) {
-				logger.debug("skipping Nodes entry (temporary feature)");
-				continue;
-			}
-			logger.debug(getXmlRootElementName(javaTypeName)+" vs "+ javaTypeName+":"+generatedJavaType.containsKey(getXmlRootElementName(javaTypeName)));
+        try {
+            init();
+        } catch (Exception e) {
+            logger.error("Error initializing " + this.getClass());
+            throw e;
+        }
+        sb.append(getDocumentHeader());
+        StringBuilder sbInventory = new StringBuilder();
+        Element elem;
+        String javaTypeName;
+        combinedJavaTypes = new HashMap();
+        for (int i = 0; i < javaTypeNodes.getLength(); ++i) {
+            elem = (Element) javaTypeNodes.item(i);
+            javaTypeName = elem.getAttribute("name");
+            if (!"Inventory".equals(javaTypeName)) {
+                if (generatedJavaType.containsKey(javaTypeName)) {
+                    continue;
+                }
+                // will combine all matching java-types
+                elem = getJavaTypeElement(javaTypeName, false);
+            }
+            XSDElement javaTypeElement = new XSDElement(elem, maxOccurs);
+            //javaTypeName = javaTypeElement.name();
+            if (javaTypeName == null) {
+                String msg = "Invalid OXM file: <java-type> has no name attribute in " + oxmFile;
+                logger.error(msg);
+                throw new SAXException(msg);
+            }
+            if ("Nodes".equals(javaTypeName)) {
+                logger.debug("skipping Nodes entry (temporary feature)");
+                continue;
+            }
+            logger.debug(getXmlRootElementName(javaTypeName) + " vs " + javaTypeName + ":" +
+                generatedJavaType.containsKey(getXmlRootElementName(javaTypeName)));
 
-			if ( !"Inventory".equals(javaTypeName)) {
-				generatedJavaType.put(javaTypeName, null);
-			}
-			sb.append(processJavaTypeElement( javaTypeName, javaTypeElement, sbInventory ));
-		}
-		sb.append(sbInventory);
-		sb.append("      </xs:sequence>" + LINE_SEPARATOR);
-		sb.append("    </xs:complexType>" + LINE_SEPARATOR);
-		sb.append("  </xs:element>" + LINE_SEPARATOR);
-		sb.append("</xs:schema>" + LINE_SEPARATOR);
-		return sb.toString();
-	}
+            if (!"Inventory".equals(javaTypeName)) {
+                generatedJavaType.put(javaTypeName, null);
+            }
+            sb.append(processJavaTypeElement(javaTypeName, javaTypeElement, sbInventory));
+        }
+        sb.append(sbInventory);
+        sb.append("      </xs:sequence>" + LINE_SEPARATOR);
+        sb.append("    </xs:complexType>" + LINE_SEPARATOR);
+        sb.append("  </xs:element>" + LINE_SEPARATOR);
+        sb.append("</xs:schema>" + LINE_SEPARATOR);
+        return sb.toString();
+    }
 
-	protected boolean isValidName( String name ) {
-		if ( name == null || name.length() == 0 ) {
-			return false;
-		}
-		String pattern = "^[a-z0-9-]*$";
-		return name.matches(pattern);
-	}
+    protected boolean isValidName(String name) {
+        if (name == null || name.length() == 0) {
+            return false;
+        }
+        String pattern = "^[a-z0-9-]*$";
+        return name.matches(pattern);
+    }
 
-	protected boolean skipCheck( String javaAttribute ) {
-		if ( javaAttribute.equals("model")
-				|| javaAttribute.equals("eventHeader") ) {
-			return true;
-		}
-		return false;
-	}
+    protected boolean skipCheck(String javaAttribute) {
+        if (javaAttribute.equals("model")
+            || javaAttribute.equals("eventHeader")) {
+            return true;
+        }
+        return false;
+    }
 
-	public String processJavaTypeElement( String javaTypeName, Element javaType_Element, StringBuilder sbInventory) {
-		String xmlRootElementName = getXMLRootElementName(javaType_Element);
+    public String processJavaTypeElement(String javaTypeName, Element javaType_Element,
+                                         StringBuilder sbInventory) {
+        String xmlRootElementName = getXMLRootElementName(javaType_Element);
 
-		NodeList parentNodes = javaType_Element.getElementsByTagName("java-attributes");
-		StringBuffer sb = new StringBuffer();
-		if ( parentNodes.getLength() == 0 ) {
-			logger.trace( "no java-attributes for java-type " + javaTypeName);
-			return "";
-		}
+        NodeList parentNodes = javaType_Element.getElementsByTagName("java-attributes");
+        StringBuilder sb = new StringBuilder();
+        if (parentNodes.getLength() == 0) {
+            logger.trace("no java-attributes for java-type " + javaTypeName);
+            return "";
+        }
 
-		Element parentElement = (Element)parentNodes.item(0);
-		NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
-		// support for multiple inventory elements across oxm files
-		boolean processingInventory = false;
-		boolean hasPreviousInventory = false;
-		if ( "inventory".equals(xmlRootElementName) && sbInventory != null ) {
-			processingInventory = true;
-			if ( sbInventory.toString().contains("xs:complexType") ) {
-				hasPreviousInventory = true;
-			}
-		}
+        Element parentElement = (Element) parentNodes.item(0);
+        NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
+        // support for multiple inventory elements across oxm files
+        boolean processingInventory = false;
+        boolean hasPreviousInventory = false;
+        if ("inventory".equals(xmlRootElementName) && sbInventory != null) {
+            processingInventory = true;
+            if (sbInventory.toString().contains("xs:complexType")) {
+                hasPreviousInventory = true;
+            }
+        }
 
-		StringBuffer sb1 = new StringBuffer();
-		if ( xmlElementNodes.getLength() > 0 ) {
+        StringBuilder sb1 = new StringBuilder();
+        if (xmlElementNodes.getLength() > 0) {
 
-			if ( !processingInventory || !hasPreviousInventory ) {
-				sb1.append("  <xs:element name=\"" + xmlRootElementName + "\">" + LINE_SEPARATOR);
-				sb1.append("    <xs:complexType>" + LINE_SEPARATOR);
+            if (!processingInventory || !hasPreviousInventory) {
+                sb1.append("  <xs:element name=\"").append(xmlRootElementName).append("\">")
+                    .append(LINE_SEPARATOR);
+                sb1.append("    <xs:complexType>").append(LINE_SEPARATOR);
 
-				XSDElement javaTypeElement = new XSDElement(javaType_Element, maxOccurs);
-				logger.debug("XSDElement name: "+javaTypeElement.name());
-				if(versionUsesAnnotations(v.toString())) {
-					sb1.append(javaTypeElement.getHTMLAnnotation("class", "      "));
-				}
-				sb1.append("      <xs:sequence>" + LINE_SEPARATOR);
-			}
-			Element javatypeElement;
-			for ( int i = 0; i < xmlElementNodes.getLength(); ++i ) {
+                XSDElement javaTypeElement = new XSDElement(javaType_Element, maxOccurs);
+                logger.debug("XSDElement name: " + javaTypeElement.name());
+                sb1.append(javaTypeElement.getHTMLAnnotation("class", "      "));
+                sb1.append("      <xs:sequence>").append(LINE_SEPARATOR);
+            }
+            Element javatypeElement;
+            for (int i = 0; i < xmlElementNodes.getLength(); ++i) {
 
-				XSDElement xmlElementElement = new XSDElement((Element)xmlElementNodes.item(i), maxOccurs);
+                XSDElement xmlElementElement =
+                    new XSDElement((Element) xmlElementNodes.item(i), maxOccurs);
 
 //				String elementName = xmlElementElement.getAttribute("name");
-				String elementType = xmlElementElement.getAttribute("type");
-				//No simple types; only AAI custom types
-				String addType = elementType.contains("." + v.toString() + ".") ? elementType.substring(elementType.lastIndexOf('.')+1) : null;
-    			if ( elementType.contains("." + v.toString() + ".") && !generatedJavaType.containsKey(addType) ) {
-    				generatedJavaType.put(addType, elementType);
-    				javatypeElement = getJavaTypeElement(addType, processingInventory);
-    				sb.append(processJavaTypeElement( addType, javatypeElement, null ));
-    			}
-        		if ("Nodes".equals(addType)) {
-        			logger.trace("Skipping nodes, temporary testing");
-        			continue;
-        		}
-        		//assembles the basic <element>
-        		sb1.append(xmlElementElement.getHTMLElement(v, versionUsesAnnotations(v.toString()), this));
-			}
-			if ( !processingInventory ) {
-				sb1.append("      </xs:sequence>" + LINE_SEPARATOR);
-				sb1.append("    </xs:complexType>" + LINE_SEPARATOR);
-				sb1.append("  </xs:element>" + LINE_SEPARATOR);
-			}
-		}
+                String elementType = xmlElementElement.getAttribute("type");
+                //No simple types; only AAI custom types
+                String addType = elementType.contains("." + v.toString() + ".") ?
+                    elementType.substring(elementType.lastIndexOf('.') + 1) : null;
+                if (elementType.contains("." + v.toString() + ".") &&
+                    !generatedJavaType.containsKey(addType)) {
+                    generatedJavaType.put(addType, elementType);
+                    javatypeElement = getJavaTypeElement(addType, processingInventory);
+                    sb.append(processJavaTypeElement(addType, javatypeElement, null));
+                }
+                if ("Nodes".equals(addType)) {
+                    logger.trace("Skipping nodes, temporary testing");
+                    continue;
+                }
+                //assembles the basic <element>
+                sb1.append(xmlElementElement.getHTMLElement(v, true, this));
+            }
+            if (!processingInventory) {
+                sb1.append("      </xs:sequence>" + LINE_SEPARATOR);
+                sb1.append("    </xs:complexType>" + LINE_SEPARATOR);
+                sb1.append("  </xs:element>" + LINE_SEPARATOR);
+            }
+        }
 
-		if ( xmlElementNodes.getLength() < 1 ) {
-			sb.append("  <xs:element name=\"" + xmlRootElementName + "\">" + LINE_SEPARATOR);
-			sb.append("    <xs:complexType>" + LINE_SEPARATOR);
-			sb.append("      <xs:sequence/>" + LINE_SEPARATOR);
-			sb.append("    </xs:complexType>" + LINE_SEPARATOR);
-			sb.append("  </xs:element>" + LINE_SEPARATOR);
-			generatedJavaType.put(javaTypeName, null);
-			return sb.toString();
-		}
-		if ( processingInventory && sbInventory != null ) {
-			sbInventory.append(sb1);
-		} else {
-			sb.append( sb1 );
-		}
-		return sb.toString();
-	}
+        if (xmlElementNodes.getLength() < 1) {
+            sb.append("  <xs:element name=\"" + xmlRootElementName + "\">" + LINE_SEPARATOR);
+            sb.append("    <xs:complexType>" + LINE_SEPARATOR);
+            sb.append("      <xs:sequence/>" + LINE_SEPARATOR);
+            sb.append("    </xs:complexType>" + LINE_SEPARATOR);
+            sb.append("  </xs:element>" + LINE_SEPARATOR);
+            generatedJavaType.put(javaTypeName, null);
+            return sb.toString();
+        }
+        if (processingInventory && sbInventory != null) {
+            sbInventory.append(sb1);
+        } else {
+            sb.append(sb1);
+        }
+        return sb.toString();
+    }
 
-	private Element getJavaTypeElement( String javaTypeName, boolean processingInventory )
-	{
-		String attrName, attrValue;
-		Attr attr;
-		Element javaTypeElement;
+    private Element getJavaTypeElement(String javaTypeName, boolean processingInventory) {
+        String attrName, attrValue;
+        Attr attr;
+        Element javaTypeElement;
 
-		List<Element> combineElementList = new ArrayList<Element>();
-		for ( int i = 0; i < javaTypeNodes.getLength(); ++ i ) {
-			javaTypeElement = (Element) javaTypeNodes.item(i);
-			NamedNodeMap attributes = javaTypeElement.getAttributes();
-			for ( int j = 0; j < attributes.getLength(); ++j ) {
-	            attr = (Attr) attributes.item(j);
-	            attrName = attr.getNodeName();
-	            attrValue = attr.getNodeValue();
-	            if ( attrName.equals("name") && attrValue.equals(javaTypeName)) {
-	            	if ( processingInventory ) {
-	            		return javaTypeElement;
-	            	} else {
-	            		combineElementList.add(javaTypeElement);
-	            	}
-	            }
-			}
-		}
-		if ( combineElementList.size() == 0 ) {
-			logger.error( "oxm file format error, missing java-type " + javaTypeName);
-			return (Element) null;
-		} else if ( combineElementList.size() > 1 ) {
-			// need to combine java-attributes
-			return combineElements( javaTypeName, combineElementList);
-		}
-		return combineElementList.get(0);
+        List<Element> combineElementList = new ArrayList<Element>();
+        for (int i = 0; i < javaTypeNodes.getLength(); ++i) {
+            javaTypeElement = (Element) javaTypeNodes.item(i);
+            NamedNodeMap attributes = javaTypeElement.getAttributes();
+            for (int j = 0; j < attributes.getLength(); ++j) {
+                attr = (Attr) attributes.item(j);
+                attrName = attr.getNodeName();
+                attrValue = attr.getNodeValue();
+                if (attrName.equals("name") && attrValue.equals(javaTypeName)) {
+                    if (processingInventory) {
+                        return javaTypeElement;
+                    } else {
+                        combineElementList.add(javaTypeElement);
+                    }
+                }
+            }
+        }
+        if (combineElementList.size() == 0) {
+            logger.error("oxm file format error, missing java-type " + javaTypeName);
+            return (Element) null;
+        } else if (combineElementList.size() > 1) {
+            // need to combine java-attributes
+            return combineElements(javaTypeName, combineElementList);
+        }
+        return combineElementList.get(0);
 
-	}
+    }
 
-	private boolean versionUsesAnnotations( String version) {
-		return true;
-	}
 }
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodeGetOperation.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodeGetOperation.java
index 8c8f844..2561593 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodeGetOperation.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodeGetOperation.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,135 +17,146 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.StringTokenizer;
+import java.util.Vector;
 import org.apache.commons.lang3.StringUtils;
 import org.onap.aai.schemagen.GenerateXsd;
 
-import java.util.*;
-
 public class NodeGetOperation {
-	static Map<String, Vector<String>> containers = new HashMap<String, Vector<String>>();
-	static ArrayList<String> checklist = createChecklist();
-    private static ArrayList<String> createChecklist()
-    {
-    	ArrayList<String> list = new ArrayList<String>();
-    	return list;
+    static Map<String, Vector<String>> containers = new HashMap<String, Vector<String>>();
+    static ArrayList<String> checklist = createChecklist();
+
+    private static ArrayList<String> createChecklist() {
+        ArrayList<String> list = new ArrayList<String>();
+        return list;
     }
-	public static void addContainerProps(String container, Vector<String> containerProps) {
-		containers.put(container, containerProps);
-	}
-	public static void resetContainers() {
-		containers = new HashMap<String, Vector<String>>();
-		checklist = createChecklist();
-	}
-	private String useOpId;
-	private String xmlRootElementName;
-	private String tag;
-	private String path;
-	private String CRUDpath;
-	private String pathParams;
-	private String queryParams;
 
-		public NodeGetOperation(String useOpId, String xmlRootElementName, String tag, String path, String pathParams) {
-			super();
-			this.useOpId = useOpId;
-			this.xmlRootElementName = xmlRootElementName;
-			this.tag = tag;
-			this.CRUDpath = path;
-			this.path = nodePath();
-			this.pathParams = pathParams;
-			StringBuilder p = new StringBuilder();
+    public static void addContainerProps(String container, Vector<String> containerProps) {
+        containers.put(container, containerProps);
+    }
 
-			if(containers.get(xmlRootElementName) == null) {
-				this.queryParams = "";
-			} else {
-				this.queryParams= String.join("", containers.get(xmlRootElementName));
-				for(String param : containers.get(xmlRootElementName)) {
-					p.append(param);
-				}
-				this.queryParams = p.toString();
-			}
-		}
-		String nodePath() {
-			String path = null;
-			int loc = CRUDpath.indexOf(xmlRootElementName);
-			if(loc > 0) {
-				path = "/nodes/"+CRUDpath.substring(loc);
-			}
-			return path;
-		}
-		@Override
-		public String toString() {
-			StringTokenizer st;
-			st = new StringTokenizer(CRUDpath, "/");
-			//Path has to be longer than one element
+    public static void resetContainers() {
+        containers = new HashMap<String, Vector<String>>();
+        checklist = createChecklist();
+    }
+
+    private String useOpId;
+    private String xmlRootElementName;
+    private String tag;
+    private String path;
+    private String CRUDpath;
+    private String pathParams;
+    private String queryParams;
+
+    public NodeGetOperation(String useOpId, String xmlRootElementName, String tag, String path,
+                            String pathParams) {
+        super();
+        this.useOpId = useOpId;
+        this.xmlRootElementName = xmlRootElementName;
+        this.tag = tag;
+        this.CRUDpath = path;
+        this.path = nodePath();
+        this.pathParams = pathParams;
+        StringBuilder p = new StringBuilder();
+
+        if (containers.get(xmlRootElementName) == null) {
+            this.queryParams = "";
+        } else {
+            this.queryParams = String.join("", containers.get(xmlRootElementName));
+            for (String param : containers.get(xmlRootElementName)) {
+                p.append(param);
+            }
+            this.queryParams = p.toString();
+        }
+    }
+
+    String nodePath() {
+        String path = null;
+        int loc = CRUDpath.indexOf(xmlRootElementName);
+        if (loc > 0) {
+            path = "/nodes/" + CRUDpath.substring(loc);
+        }
+        return path;
+    }
+
+    @Override
+    public String toString() {
+        StringTokenizer st;
+        st = new StringTokenizer(CRUDpath, "/");
+        //Path has to be longer than one element
 			/*
 			if ( st.countTokens() <= 1) {
 				return "";
 			}
 			*/
-			//a valid tag is necessary
-			if ( StringUtils.isEmpty(tag) ) {
-				return "";
-			}
-			if ( CRUDpath.endsWith("/relationship") ) {
-				return "";
-			}
-			if ( CRUDpath.contains("/relationship/") ) { // filter paths with relationship-list
-				return "";
-			}
-			if ( CRUDpath.endsWith("/relationship-list")) {
-				return "";
-			}
-			if ( CRUDpath.startsWith("/search")) {
-				return "";
-			}
-			if ( CRUDpath.startsWith("/actions")) {
-				return "";
-			}
-			if ( CRUDpath.startsWith("/nodes")) {
-				return "";
-			}
-			if (checklist.contains(xmlRootElementName)) {
-				return "";
-			}
-			StringBuffer pathSb = new StringBuffer();
-			if(path.indexOf('{') == -1) {
-				path += "?parameter=value[&parameter2=value2]";
-			}
-			pathSb.append("  " + path + ":\n" );
-			pathSb.append("    get:\n");
-			pathSb.append("      tags:\n");
-			pathSb.append("        - Operations" + "\n");
-			pathSb.append("      summary: returns " + xmlRootElementName + "\n");
+        //a valid tag is necessary
+        if (StringUtils.isEmpty(tag)) {
+            return "";
+        }
+        if (CRUDpath.endsWith("/relationship")) {
+            return "";
+        }
+        if (CRUDpath.contains("/relationship/")) { // filter paths with relationship-list
+            return "";
+        }
+        if (CRUDpath.endsWith("/relationship-list")) {
+            return "";
+        }
+        if (CRUDpath.startsWith("/search")) {
+            return "";
+        }
+        if (CRUDpath.startsWith("/actions")) {
+            return "";
+        }
+        if (CRUDpath.startsWith("/nodes")) {
+            return "";
+        }
+        if (checklist.contains(xmlRootElementName)) {
+            return "";
+        }
+        StringBuilder pathSb = new StringBuilder();
+        if (path.indexOf('{') == -1) {
+            path += "?parameter=value[&parameter2=value2]";
+        }
+        pathSb.append("  ").append(path).append(":\n");
+        pathSb.append("    get:\n");
+        pathSb.append("      tags:\n");
+        pathSb.append("        - Operations" + "\n");
+        pathSb.append("      summary: returns ").append(xmlRootElementName).append("\n");
 
-			pathSb.append("      description: returns " + xmlRootElementName + "\n");
-			pathSb.append("      operationId: get" + useOpId + "\n");
-			pathSb.append("      produces:\n");
-			pathSb.append("        - application/json\n");
-			pathSb.append("        - application/xml\n");
+        pathSb.append("      description: returns ").append(xmlRootElementName).append("\n");
+        pathSb.append("      operationId: get").append(useOpId).append("\n");
+        pathSb.append("      produces:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("        - application/xml\n");
 
-			pathSb.append("      responses:\n");
-			pathSb.append("        \"200\":\n");
-			pathSb.append("          description: successful operation\n");
-			pathSb.append("          schema:\n");
-			pathSb.append("              $ref: \"#/definitions/" + xmlRootElementName + "\"\n");
-			pathSb.append("        \"default\":\n");
-			pathSb.append("          " + GenerateXsd.getResponsesUrl());
-			if ( StringUtils.isNotEmpty(pathParams) || StringUtils.isNotEmpty(queryParams)) {
-				pathSb.append("\n      parameters:\n");
-			}
-			if ( StringUtils.isNotEmpty(pathParams)) {
-				pathSb.append(pathParams);
-			}
-			if ( StringUtils.isNotEmpty(pathParams) && StringUtils.isNotEmpty(queryParams)) {
-				pathSb.append("\n");
-			}
-			if ( StringUtils.isNotEmpty(queryParams)) {
-				pathSb.append(queryParams);
-			}
-			checklist.add(xmlRootElementName);
-			return pathSb.toString();
-		}
-	}
+        pathSb.append("      responses:\n");
+        pathSb.append("        \"200\":\n");
+        pathSb.append("          description: successful operation\n");
+        pathSb.append("          schema:\n");
+        pathSb.append("              $ref: \"#/definitions/").append(xmlRootElementName)
+            .append("\"\n");
+        pathSb.append("        \"default\":\n");
+        pathSb.append("          ").append(GenerateXsd.getResponsesUrl());
+        if (StringUtils.isNotEmpty(pathParams) || StringUtils.isNotEmpty(queryParams)) {
+            pathSb.append("\n      parameters:\n");
+        }
+        if (StringUtils.isNotEmpty(pathParams)) {
+            pathSb.append(pathParams);
+        }
+        if (StringUtils.isNotEmpty(pathParams) && StringUtils.isNotEmpty(queryParams)) {
+            pathSb.append("\n");
+        }
+        if (StringUtils.isNotEmpty(queryParams)) {
+            pathSb.append(queryParams);
+        }
+        checklist.add(xmlRootElementName);
+        return pathSb.toString();
+    }
+}
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodesYAMLfromOXM.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodesYAMLfromOXM.java
index 1de4466..c42aaed 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodesYAMLfromOXM.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/NodesYAMLfromOXM.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
+ * <p>
  * http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,9 +17,29 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
 import com.google.common.collect.Multimap;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.LinkedHashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.SortedSet;
+import java.util.StringTokenizer;
+import java.util.TreeMap;
+import java.util.TreeSet;
+import java.util.Vector;
+import javax.xml.parsers.ParserConfigurationException;
 import org.apache.commons.lang3.StringUtils;
 import org.onap.aai.edges.EdgeIngestor;
 import org.onap.aai.edges.EdgeRule;
@@ -34,33 +54,22 @@ import org.w3c.dom.Element;
 import org.w3c.dom.NodeList;
 import org.xml.sax.SAXException;
 
-import javax.xml.parsers.ParserConfigurationException;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.nio.charset.Charset;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.util.*;
-
 public class NodesYAMLfromOXM extends OxmFileProcessor {
     private static final Logger logger = LoggerFactory.getLogger("GenerateXsd.class");
-    private static final String root = "../aai-schema/src/main/resources";
-    private static final String autoGenRoot = "aai-schema/src/main/resources";
-    private static final String generateTypeYAML = "yaml";
-    private static final String normalStartDir = "aai-schema-gen";
-    private static final String yaml_dir = (((System.getProperty("user.dir") != null)
-        && (!System.getProperty("user.dir").contains(normalStartDir))) ? autoGenRoot : root)
+    private static final String ROOT = "../aai-schema/src/main/resources";
+    private static final String AUTO_GEN_ROOT = "aai-schema/src/main/resources";
+    private static final String GENERATE_TYPE_YAML = "yaml";
+    private static final String NORMAL_START_DIR = "aai-schema-gen";
+    private static final String YAML_DIR = (((System.getProperty("user.dir") != null)
+        && (!System.getProperty("user.dir").contains(NORMAL_START_DIR))) ? AUTO_GEN_ROOT : ROOT)
         + "/aai_swagger_yaml";
     private StringBuilder inventoryDefSb = null;
     private Map<String, String> operationDefinitions = new HashMap<>();
 
-    private String basePath;
+    private final String basePath;
 
     public NodesYAMLfromOXM(String basePath, SchemaVersions schemaVersions, NodeIngestor ni,
-        EdgeIngestor ei) {
+                            EdgeIngestor ei) {
         super(schemaVersions, ni, ei);
         this.basePath = basePath;
     }
@@ -79,26 +88,39 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
 
     @Override
     public String getDocumentHeader() {
-        StringBuffer sb = new StringBuffer();
-        sb.append("swagger: \"2.0\"\ninfo:" + LINE_SEPARATOR + "  ");
+        StringBuilder sb = new StringBuilder();
+        sb.append("swagger: \"2.0\"\ninfo:").append(LINE_SEPARATOR).append("  ");
         sb.append("description: |");
         if (versionSupportsSwaggerDiff(v.toString())) {
-            sb.append("\n\n    [Differences versus the previous schema version]("
-                    +"apidocs" + basePath + "/aai_swagger_" + v.toString() + ".diff)");
-        }
-        sb.append(
-            DOUBLE_LINE_SEPARATOR + "    Copyright &copy; 2017-18 AT&amp;T Intellectual Property. All rights reserved." + OxmFileProcessor.DOUBLE_LINE_SEPARATOR + "    Licensed under the Creative Commons License, Attribution 4.0 Intl. (the &quot;License&quot;); you may not use this documentation except in compliance with the License." + DOUBLE_LINE_SEPARATOR + "    You may obtain a copy of the License at\n\n    (https://creativecommons.org/licenses/by/4.0/)" + DOUBLE_LINE_SEPARATOR + "    Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License." + OxmFileProcessor.DOUBLE_LINE_SEPARATOR + "    This document is best viewed with Firefox or Chrome. ");
-        sb.append(
-        		"Nodes can be found by opening the models link below and finding the node-type. ");
+            sb.append("\n\n    [Differences versus the previous schema version](" + "apidocs")
+                .append(basePath).append("/aai_swagger_").append(v.toString()).append(".diff)");
+        }
+        sb.append(DOUBLE_LINE_SEPARATOR).append(
+            "    Copyright &copy; 2017-18 AT&amp;T Intellectual Property. All rights reserved.")
+            .append(OxmFileProcessor.DOUBLE_LINE_SEPARATOR).append(
+            "    Licensed under the Creative Commons License, Attribution 4.0 Intl. (the &quot;License&quot;); you may not use this documentation except in compliance with the License.")
+            .append(DOUBLE_LINE_SEPARATOR).append(
+            "    You may obtain a copy of the License at\n\n    (https://creativecommons.org/licenses/by/4.0/)")
+            .append(DOUBLE_LINE_SEPARATOR).append(
+            "    Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.")
+            .append(OxmFileProcessor.DOUBLE_LINE_SEPARATOR)
+            .append("    This document is best viewed with Firefox or Chrome. ");
         sb.append(
-                "Edge definitions can be found with the node definitions." + LINE_SEPARATOR + "  version: \""
-                    + v.toString() + "\"" + LINE_SEPARATOR );
-        sb.append("  title: Active and Available Inventory REST API" + LINE_SEPARATOR);
-        sb.append(
-            "  license:" + LINE_SEPARATOR + "    name: Apache 2.0" + LINE_SEPARATOR + "    url: http://www.apache.org/licenses/LICENSE-2.0.html" + LINE_SEPARATOR);
-        sb.append("  contact:" + LINE_SEPARATOR + "    name: n/a" + LINE_SEPARATOR + "    url: n/a" + LINE_SEPARATOR + "    email: n/a" + LINE_SEPARATOR);
-        sb.append("host: n/a" + LINE_SEPARATOR + "basePath: " + basePath + "/" + v.toString() + LINE_SEPARATOR);
-        sb.append("schemes:" + LINE_SEPARATOR + "  - https\npaths:" + LINE_SEPARATOR);
+            "Nodes can be found by opening the models link below and finding the node-type. ");
+        sb.append("Edge definitions can be found with the node definitions.").append(LINE_SEPARATOR)
+            .append("  version: \"").append(v.toString()).append("\"").append(LINE_SEPARATOR);
+        sb.append("  title: Active and Available Inventory REST API").append(LINE_SEPARATOR);
+        sb.append("  license:").append(LINE_SEPARATOR).append("    name: Apache 2.0")
+            .append(LINE_SEPARATOR)
+            .append("    url: http://www.apache.org/licenses/LICENSE-2.0.html")
+            .append(LINE_SEPARATOR);
+        sb.append("  contact:").append(LINE_SEPARATOR).append("    name: n/a")
+            .append(LINE_SEPARATOR).append("    url: n/a").append(LINE_SEPARATOR)
+            .append("    email: n/a").append(LINE_SEPARATOR);
+        sb.append("host: n/a").append(LINE_SEPARATOR).append("basePath: ").append(basePath)
+            .append("/").append(v.toString()).append(LINE_SEPARATOR);
+        sb.append("schemes:").append(LINE_SEPARATOR).append("  - https\npaths:")
+            .append(LINE_SEPARATOR);
         return sb.toString();
     }
 
@@ -110,8 +132,8 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
     @Override
     public String process() throws ParserConfigurationException, SAXException, IOException,
         FileNotFoundException, EdgeRuleNotFoundException {
-        StringBuffer sb = new StringBuffer();
-        StringBuffer pathSb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
+        StringBuilder pathSb = new StringBuilder();
         NodeGetOperation.resetContainers();
         try {
             init();
@@ -120,7 +142,7 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             throw e;
         }
         pathSb.append(getDocumentHeader());
-        StringBuffer definitionsSb = new StringBuffer();
+        StringBuilder definitionsSb = new StringBuilder();
         Element elem;
         String javaTypeName;
         for (int i = 0; i < javaTypeNodes.getLength(); ++i) {
@@ -172,7 +194,7 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
         if (inventoryDefSb != null) {
             javaTypeDefinitions.put("inventory", inventoryDefSb.toString());
         }
-        StringBuffer sb = new StringBuffer("definitions:\n");
+        StringBuilder sb = new StringBuilder("definitions:\n");
         Map<String, String> sortedJavaTypeDefinitions = new TreeMap<>(javaTypeDefinitions);
 
         for (Map.Entry<String, String> entry : sortedJavaTypeDefinitions.entrySet()) {
@@ -180,14 +202,15 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                 continue;
             }
             logger.debug(
-                "Key: " + entry.getKey() + "Test: " + (entry.getKey() == "relationship-dict"));
+                "Key: " + entry.getKey() + "Test: " +
+                    ("relationship-dict".equals(entry.getKey()) ? "true" : "false"));
             if (entry.getKey().matches("relationship-dict")) {
                 String jb = entry.getValue();
                 logger.debug("Value: " + jb);
                 int ndx = jb.indexOf("related-to-property:");
                 if (ndx > 0) {
                     jb = jb.substring(0, ndx);
-                    jb = jb.replaceAll(" +$", "");
+                    jb = StringUtils.stripEnd(jb, " ");
                 }
                 logger.debug("Value-after: " + jb);
                 sb.append(jb);
@@ -197,24 +220,25 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
         }
         return sb.toString();
     }
-    
+
     private String getDictionary(String resource) {
-        StringBuffer dictSb = new StringBuffer();
-        dictSb.append("  " + resource + ":\n");
+        StringBuilder dictSb = new StringBuilder();
+        dictSb.append("  ").append(resource).append(":\n");
         dictSb.append("    description: |\n");
-        dictSb.append("      dictionary of " + resource + "\n");
+        dictSb.append("      dictionary of ").append(resource).append("\n");
         dictSb.append("    type: object\n");
         dictSb.append("    properties:\n");
-        dictSb.append("      " + resource + ":\n");
+        dictSb.append("      ").append(resource).append(":\n");
         dictSb.append("        type: array\n");
         dictSb.append("        items:\n");
-        dictSb.append("          $ref: \"#/definitions/" + resource + "-dict\"\n");
+        dictSb.append("          $ref: \"#/definitions/").append(resource).append("-dict\"\n");
         return dictSb.toString();
     }
 
-    private String processJavaTypeElementSwagger(String javaTypeName, Element javaTypeElement,
-        StringBuffer pathSb, StringBuffer definitionsSb, String path, String tag, String opId,
-        String getItemName, StringBuffer pathParams, String validEdges) {
+    private String processJavaTypeElementSwagger(
+        String javaTypeName, Element javaTypeElement,
+        StringBuilder pathSb, StringBuilder definitionsSb, String path, String tag, String opId,
+        String getItemName, StringBuilder pathParams, String validEdges) {
 
         String xmlRootElementName = getXMLRootElementName(javaTypeElement);
         StringBuilder definitionsLocalSb = new StringBuilder(256);
@@ -227,8 +251,8 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             logger.debug("tag=" + tag + "; javaTypeName=" + javaTypeName);
             return null;
         }
-        if (!javaTypeName.equals("Inventory")) {
-            if (javaTypeName.equals("AaiInternal")) {
+        if (!"Inventory".equals(javaTypeName)) {
+            if ("AaiInternal".equals(javaTypeName)) {
                 return null;
             }
             if (opId == null) {
@@ -241,11 +265,11 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             }
         }
 
-        path = xmlRootElementName.equals("inventory") ? ""
+        path = "inventory".equals(xmlRootElementName) ? ""
             : (path == null) ? "/" + xmlRootElementName : path + "/" + xmlRootElementName;
         XSDJavaType javaType = new XSDJavaType(javaTypeElement);
         if (getItemName != null) {
-            if (getItemName.equals("array")) {
+            if ("array".equals(getItemName)) {
                 return javaType.getArrayType();
             } else {
                 return javaType.getItemName();
@@ -271,18 +295,18 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
         Element parentElement = (Element) parentNodes.item(0);
         NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
 
-        StringBuffer sbParameters = new StringBuffer();
-        StringBuffer sbRequired = new StringBuffer();
+        StringBuilder sbParameters = new StringBuilder();
+        StringBuilder sbRequired = new StringBuilder();
         int requiredCnt = 0;
         int propertyCnt = 0;
-        StringBuffer sbProperties = new StringBuffer();
+        StringBuilder sbProperties = new StringBuilder();
 
         if (appliedPaths.containsKey(path)) {
             return null;
         }
 
         StringTokenizer st = new StringTokenizer(path, "/");
-        logger.debug("path: " + path + " st? " + st.toString());
+        logger.debug("path: " + path + " st? " + st);
         if (st.countTokens() > 1 && getItemName == null) {
             logger.debug("appliedPaths: " + appliedPaths + " containsKey? "
                 + appliedPaths.containsKey(path));
@@ -305,17 +329,18 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             logger.debug("xmlElementElement.getAttribute(required):"
                 + xmlElementElement.getAttribute("required"));
 
-            if (("true").equals(xmlElementElement.getAttribute("required"))) {
+            if ("true".equals(xmlElementElement.getAttribute("required"))) {
                 if (requiredCnt == 0) {
                     sbRequired.append("    required:\n");
                 }
                 ++requiredCnt;
                 if (addTypeV == null || addTypeV.isEmpty()) {
-                    sbRequired.append("    - " + xmlElementElement.getAttribute("name") + "\n");
+                    sbRequired.append("    - ").append(xmlElementElement.getAttribute("name"))
+                        .append("\n");
                 } else {
                     for (int k = 0; k < addTypeV.size(); ++k) {
-                        sbRequired.append(
-                            "    - " + getXmlRootElementName(addTypeV.elementAt(k)) + ":\n");
+                        sbRequired.append("    - ")
+                            .append(getXmlRootElementName(addTypeV.elementAt(k))).append(":\n");
                     }
                 }
             }
@@ -329,7 +354,8 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                 NodeGetOperation.addContainerProps(container, containerProps);
             }
             if (xmlElementElement.isStandardType()) {
-            	boolean isDslStartNode = dslStartNodeProps.contains(xmlElementElement.getAttribute("name"));
+                boolean isDslStartNode =
+                    dslStartNodeProps.contains(xmlElementElement.getAttribute("name"));
                 sbProperties.append(xmlElementElement.getTypePropertyYAML(isDslStartNode));
                 ++propertyCnt;
             }
@@ -337,7 +363,7 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             // StringBuffer newPathParams = new StringBuffer((pathParams == null ? "" :
             // pathParams.toString())+sbParameters.toString()); //cp8128 don't append the pathParams
             // to sbParameters so that child nodes don't contain the parameters from parent
-            StringBuffer newPathParams = new StringBuffer(sbParameters.toString());
+            StringBuilder newPathParams = new StringBuilder(sbParameters.toString());
             String useName;
             for (int k = 0; addTypeV != null && k < addTypeV.size(); ++k) {
                 String addType = addTypeV.elementAt(k);
@@ -353,24 +379,26 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                     tag == null ? useTag : tag, useOpId, "array", null, null);
 
                 if (itemName != null) {
-                    if (addType.equals("AaiInternal")) {
+                    if ("AaiInternal".equals(addType)) {
                         logger.debug("addType AaiInternal, skip properties");
 
                     } else if (getItemName == null) {
                         ++propertyCnt;
-                        sbProperties.append("      " + getXmlRootElementName(addType) + ":\n");
-                        if ( "RelationshipList".equals(addType)) {
+                        sbProperties.append("      ").append(getXmlRootElementName(addType))
+                            .append(":\n");
+                        if ("RelationshipList".equals(addType)) {
                             sbProperties.append("        type: object\n");
-                            sbProperties.append("        $ref: \"#/definitions/"
-                                + itemName + "\"\n");
+                            sbProperties.append("        $ref: \"#/definitions/").append(itemName)
+                                .append("\"\n");
                         } else {
-                        	sbProperties.append("        type: array\n        items:\n");
-                        	sbProperties.append("          $ref: \"#/definitions/"
-                            + (itemName == "" ? "aai-internal" : itemName) + "\"\n");
+                            sbProperties.append("        type: array\n        items:\n");
+                            sbProperties.append("          $ref: \"#/definitions/")
+                                .append("".equals(itemName) ? "aai-internal" : itemName)
+                                .append("\"\n");
                         }
                         if (StringUtils.isNotEmpty(elementDescription)) {
-                            sbProperties
-                                .append("        description: " + elementDescription + "\n");
+                            sbProperties.append("        description: ").append(elementDescription)
+                                .append("\n");
                         }
                     }
                 } else {
@@ -384,38 +412,38 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                         // newPathParams = new StringBuffer((pathParams == null ? "" :
                         // pathParams.toString())+sbParameters.toString()); //cp8128 - change this
                         // to not append pathParameters. Just use sbParameters
-                        newPathParams = new StringBuffer(sbParameters.toString());
+                        newPathParams = new StringBuilder(sbParameters.toString());
                         processJavaTypeElementSwagger(addType, getJavaTypeElementSwagger(addType),
                             pathSb, definitionsSb, path, tag == null ? useTag : tag, useOpId, null,
                             newPathParams, validEdges);
                         useName = getXmlRootElementName(addType);
-                        sbProperties.append("      " + useName + ":\n");
-                        if ( "relationship".equals(useName)) {
+                        sbProperties.append("      ").append(useName).append(":\n");
+                        if ("relationship".equals(useName)) {
                             sbProperties.append("        type: object\n");
                             sbProperties.append("        $ref: \"#/definitions/relationship\"\n");
                         } else {
-	                        sbProperties.append("        type: array\n        items:          \n");
-	                        sbProperties.append("          $ref: \"#/definitions/"
-	                            + getXmlRootElementName(addType) + "\"\n");
+                            sbProperties.append("        type: array\n        items:          \n");
+                            sbProperties.append("          $ref: \"#/definitions/")
+                                .append(getXmlRootElementName(addType)).append("\"\n");
                         }
                         if (StringUtils.isNotEmpty(elementDescription)) {
-                            sbProperties
-                                .append("        description: " + elementDescription + "\n");
+                            sbProperties.append("        description: ").append(elementDescription)
+                                .append("\n");
                         }
 
                     } else {
                         // Make sure certain types added to the filter don't appear
-                        if (nodeFilter.contains(getXmlRootElementName(addType))) {
-                            ;
-                        } else {
-                            sbProperties.append("      " + getXmlRootElementName(addType) + ":\n");
+                        if (!nodeFilter.contains(getXmlRootElementName(addType))) {
+                            sbProperties.append("      ").append(getXmlRootElementName(addType))
+                                .append(":\n");
                             sbProperties.append("        type: object\n");
-                            sbProperties.append("        $ref: \"#/definitions/"
-                                + getXmlRootElementName(addType) + "\"\n");
+                            sbProperties.append("        $ref: \"#/definitions/")
+                                .append(getXmlRootElementName(addType)).append("\"\n");
                         }
                     }
                     if (StringUtils.isNotEmpty(elementDescription)) {
-                        sbProperties.append("        description: " + elementDescription + "\n");
+                        sbProperties.append("        description: ").append(elementDescription)
+                            .append("\n");
                     }
                     ++propertyCnt;
                 }
@@ -424,7 +452,7 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
 
         if (sbParameters.toString().length() > 0) {
             if (pathParams == null) {
-                pathParams = new StringBuffer();
+                pathParams = new StringBuilder();
             }
             pathParams.append(sbParameters);
         }
@@ -456,8 +484,8 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             processingInventoryDef = true;
             if (inventoryDefSb == null) {
                 inventoryDefSb = new StringBuilder();
-                definitionsSb.append("  " + xmlRootElementName + ":\n");
-                definitionsLocalSb.append("  " + xmlRootElementName + ":\n");
+                definitionsSb.append("  ").append(xmlRootElementName).append(":\n");
+                definitionsLocalSb.append("  ").append(xmlRootElementName).append(":\n");
                 definitionsLocalSb.append("    properties:\n");
             }
         } else if (xmlRootElementName.equals("relationship")) {
@@ -465,14 +493,14 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             definitionsLocalSb.append("  " + "relationship-dict" + ":\n");
             dict = getDictionary(xmlRootElementName);
         } else {
-            definitionsSb.append("  " + xmlRootElementName + ":\n");
-            definitionsLocalSb.append("  " + xmlRootElementName + ":\n");
+            definitionsSb.append("  ").append(xmlRootElementName).append(":\n");
+            definitionsLocalSb.append("  ").append(xmlRootElementName).append(":\n");
         }
         DeleteFootnoteSet footnotes = new DeleteFootnoteSet(xmlRootElementName);
-        StringBuffer sbEdge = new StringBuffer();
+        StringBuilder sbEdge = new StringBuilder();
         LinkedHashSet<String> preventDelete = new LinkedHashSet<String>();
         String prevent = null;
-        String nodeCaption = new String("      ###### Related Nodes\n");
+        String nodeCaption = "      ###### Related Nodes\n";
         try {
             EdgeRuleQuery q =
                 new EdgeRuleQuery.Builder(xmlRootElementName).version(v).fromOnly().build();
@@ -484,17 +512,17 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                 results.get(key).stream()
                     .filter((i) -> (i.getFrom().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        logger.info(new String(new StringBuffer("      - TO ").append(i.getTo())
+                        logger.info(new String(new StringBuilder("      - TO ").append(i.getTo())
                             .append(i.getDirection().toString()).append(i.getContains())));
                     });
                 results.get(key).stream()
                     .filter((i) -> (i.getFrom().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        sbEdge.append("      - TO " + i.getTo());
+                        sbEdge.append("      - TO ").append(i.getTo());
                         EdgeDescription ed = new EdgeDescription(i);
                         String footnote = ed.getAlsoDeleteFootnote(xmlRootElementName);
-                        sbEdge.append(ed.getRelationshipDescription("TO", xmlRootElementName)
-                            + footnote + "\n");
+                        sbEdge.append(ed.getRelationshipDescription("TO", xmlRootElementName))
+                            .append(footnote).append("\n");
                         if (StringUtils.isNotEmpty(footnote)) {
                             footnotes.add(footnote);
                         }
@@ -519,11 +547,11 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                 results.get(key).stream()
                     .filter((i) -> (i.getTo().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        sbEdge.append("      - FROM " + i.getFrom());
+                        sbEdge.append("      - FROM ").append(i.getFrom());
                         EdgeDescription ed = new EdgeDescription(i);
                         String footnote = ed.getAlsoDeleteFootnote(xmlRootElementName);
-                        sbEdge.append(ed.getRelationshipDescription("FROM", xmlRootElementName)
-                            + footnote + "\n");
+                        sbEdge.append(ed.getRelationshipDescription("FROM", xmlRootElementName))
+                            .append(footnote).append("\n");
                         if (StringUtils.isNotEmpty(footnote)) {
                             footnotes.add(footnote);
                         }
@@ -531,8 +559,9 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
                 results.get(key).stream()
                     .filter((i) -> (i.getTo().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        logger.info(new String(new StringBuffer("      - FROM ").append(i.getFrom())
-                            .append(i.getDirection().toString()).append(i.getContains())));
+                        logger
+                            .info(new String(new StringBuilder("      - FROM ").append(i.getFrom())
+                                .append(i.getDirection().toString()).append(i.getContains())));
                     });
                 results.get(key).stream()
                     .filter((i) -> (i.getTo().equals(xmlRootElementName)
@@ -565,8 +594,8 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             definitionsLocalSb.append("    description: |\n");
 
             if (pathDescriptionProperty != null) {
-                definitionsSb.append("      " + pathDescriptionProperty + "\n");
-                definitionsLocalSb.append("      " + pathDescriptionProperty + "\n");
+                definitionsSb.append("      ").append(pathDescriptionProperty).append("\n");
+                definitionsLocalSb.append("      ").append(pathDescriptionProperty).append("\n");
             }
             definitionsSb.append(validEdges);
             definitionsLocalSb.append(validEdges);
@@ -589,16 +618,16 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             namespaceFilter.add(xmlRootElementName);
             if (xmlRootElementName.equals("inventory")) {
                 // will add to javaTypeDefinitions at end
-                inventoryDefSb.append(definitionsLocalSb.toString());
+                inventoryDefSb.append(definitionsLocalSb);
             } else if (xmlRootElementName.equals("relationship")) {
                 javaTypeDefinitions.put(xmlRootElementName, dict);
                 javaTypeDefinitions.put(xmlRootElementName + "-dict",
-                    definitionsLocalSb.toString());                
+                    definitionsLocalSb.toString());
             } else {
                 javaTypeDefinitions.put(xmlRootElementName, definitionsLocalSb.toString());
             }
         } catch (Exception e) {
-            e.printStackTrace();
+            logger.trace("Exception during javaTypeDefinitions :", e);
         }
         if (xmlRootElementName.equals("inventory")) {
             logger.trace("skip xmlRootElementName(2)=" + xmlRootElementName);
@@ -622,7 +651,8 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
     private void writeYAMLfile(String outfileName, String fileContent) {
         outfileName = (StringUtils.isEmpty(outfileName)) ? "aai_swagger" : outfileName;
         outfileName = (outfileName.lastIndexOf(File.separator) == -1)
-            ? yaml_dir + File.separator + outfileName + "_" + v.toString() + "." + generateTypeYAML
+            ? YAML_DIR + File.separator + outfileName + "_" + v.toString() + "." +
+            GENERATE_TYPE_YAML
             : outfileName;
         File outfile = new File(outfileName);
         File parentDir = outfile.getParentFile();
@@ -630,39 +660,34 @@ public class NodesYAMLfromOXM extends OxmFileProcessor {
             parentDir.mkdirs();
         }
         try {
-            outfile.createNewFile();
+            if(!outfile.createNewFile()) {
+                logger.error( "File {} already exist", outfileName);
+            }
         } catch (IOException e) {
-            logger.error("Exception creating output file " + outfileName);
-            e.printStackTrace();
+            logger.error("Exception creating output file " + outfileName, e);
         }
         Path path = Paths.get(outfileName);
-        Charset charset = Charset.forName("UTF-8");
-        try (BufferedWriter bw = Files.newBufferedWriter(path, charset);) {
+        Charset charset = StandardCharsets.UTF_8;
+        try (BufferedWriter bw = Files.newBufferedWriter(path, charset)) {
             bw.write(fileContent);
-            if (bw != null) {
-                bw.close();
-            }
         } catch (IOException e) {
-            logger.error("Exception writing output file " + outfileName);
-            e.printStackTrace();
+            logger.error("Exception writing output file " + outfileName, e);
         }
     }
 
     public boolean validTag(String tag) {
         if (tag != null) {
-        	// refactored to support top level paths from the schema file, set the ignore
-        	// parameter to false allows the logic to match all top level paths, including
-        	// Search and Actions, as hard-coded prior to refactoring
-            if (checkTopLevel(tag, false)) {
-                return true;
-            }
+            // refactored to support top level paths from the schema file, set the ignore
+            // parameter to false allows the logic to match all top level paths, including
+            // Search and Actions, as hard-coded prior to refactoring
+            return checkTopLevel(tag, false);
         }
         return false;
     }
 
     public String appendOperations() {
         // append definitions
-        StringBuffer sb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
         Map<String, String> sortedOperationDefinitions =
             new TreeMap<String, String>(operationDefinitions);
         for (Map.Entry<String, String> entry : sortedOperationDefinitions.entrySet()) {
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/OxmFileProcessor.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/OxmFileProcessor.java
index d9c544d..224192a 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/OxmFileProcessor.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/OxmFileProcessor.java
@@ -17,14 +17,35 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.StringReader;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import javax.xml.XMLConstants;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
 import org.onap.aai.edges.EdgeIngestor;
 import org.onap.aai.edges.exceptions.EdgeRuleNotFoundException;
 import org.onap.aai.nodes.NodeIngestor;
 import org.onap.aai.setup.SchemaVersion;
 import org.onap.aai.setup.SchemaVersions;
-import org.w3c.dom.*;
+import org.w3c.dom.Attr;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
 import org.xml.sax.InputSource;
 import org.xml.sax.SAXException;
 
@@ -44,10 +65,10 @@ public abstract class OxmFileProcessor {
     public static final String DOUBLE_LINE_SEPARATOR =
         System.getProperty("line.separator") + System.getProperty("line.separator");
     protected static int annotationsStartVersion = 9; // minimum version to support annotations in
-                                                      // xsd
+    // xsd
     protected static int annotationsMinVersion = 6; // lower versions support annotations in xsd
     protected static int swaggerSupportStartsVersion = 1; // minimum version to support swagger
-                                                          // documentation
+    // documentation
     protected static int swaggerDiffStartVersion = 1; // minimum version to support difference
     protected static int swaggerMinBasepath = 6; // minimum version to support difference
     static List<String> nodeFilter = createNodeFilter();
@@ -75,28 +96,28 @@ public abstract class OxmFileProcessor {
     }
 
     private static List<String> createNodeFilter() {
-        List<String> list = Arrays.asList("search", "actions", "aai-internal", "nodes");
-        return list;
+        return Arrays.asList("search", "actions", "aai-internal", "nodes");
     }
 
     private Map<String, String> createJavaTypeDefinitions() {
-        StringBuffer aaiInternal = new StringBuffer();
-        StringBuffer nodes = new StringBuffer();
+        StringBuilder aaiInternal = new StringBuilder();
+        StringBuilder nodes = new StringBuilder();
         Map<String, String> javaTypeDefinitions = new HashMap<String, String>();
         // update to use platform portable line separator
-        aaiInternal.append("  aai-internal:" + LINE_SEPARATOR);
-        aaiInternal.append("    properties:" + LINE_SEPARATOR);
-        aaiInternal.append("      property-name:" + LINE_SEPARATOR);
-        aaiInternal.append("        type: string" + LINE_SEPARATOR);
-        aaiInternal.append("      property-value:" + LINE_SEPARATOR);
-        aaiInternal.append("        type: string" + LINE_SEPARATOR);
+        aaiInternal.append("  aai-internal:").append(LINE_SEPARATOR);
+        aaiInternal.append("    properties:").append(LINE_SEPARATOR);
+        aaiInternal.append("      property-name:").append(LINE_SEPARATOR);
+        aaiInternal.append("        type: string").append(LINE_SEPARATOR);
+        aaiInternal.append("      property-value:").append(LINE_SEPARATOR);
+        aaiInternal.append("        type: string").append(LINE_SEPARATOR);
         // javaTypeDefinitions.put("aai-internal", aaiInternal.toString());
-        nodes.append("  nodes:" + LINE_SEPARATOR);
-        nodes.append("    properties:" + LINE_SEPARATOR);
-        nodes.append("      inventory-item-data:" + LINE_SEPARATOR);
-        nodes.append("        type: array" + LINE_SEPARATOR);
-        nodes.append("        items:" + LINE_SEPARATOR);
-        nodes.append("          $ref: \"#/definitions/inventory-item-data\"" + LINE_SEPARATOR);
+        nodes.append("  nodes:").append(LINE_SEPARATOR);
+        nodes.append("    properties:").append(LINE_SEPARATOR);
+        nodes.append("      inventory-item-data:").append(LINE_SEPARATOR);
+        nodes.append("        type: array").append(LINE_SEPARATOR);
+        nodes.append("        items:").append(LINE_SEPARATOR);
+        nodes.append("          $ref: \"#/definitions/inventory-item-data\"")
+            .append(LINE_SEPARATOR);
         javaTypeDefinitions.put("nodes", nodes.toString());
         return javaTypeDefinitions;
     }
@@ -166,20 +187,17 @@ public abstract class OxmFileProcessor {
     }
 
     protected boolean checkTopLevel(String topLevel, boolean ignoreActionsSearch) {
-    	// when ignoreActionsSearch is set to true, with a topLevel that matches one of the values
-    	// to ignore, the logic will handle those values, as if they are not at the top level.
-    	// this was done when refactoring checks that may or may not include these top levels.
-    	// Using this API allows new top levels to be added to the schema file and
-    	// included in the generated yaml without changing this generation logic.
+        // when ignoreActionsSearch is set to true, with a topLevel that matches one of the values
+        // to ignore, the logic will handle those values, as if they are not at the top level.
+        // this was done when refactoring checks that may or may not include these top levels.
+        // Using this API allows new top levels to be added to the schema file and
+        // included in the generated yaml without changing this generation logic.
         if (ignoreActionsSearch) {
             if ("Actions".equals(topLevel) || "Search".equals(topLevel)) {
                 return false;
             }
         }
-        if (topLevelPaths.contains(topLevel)) {
-            return true;
-        }
-        return false;
+        return topLevelPaths.contains(topLevel);
     }
 
     protected void init()
@@ -217,32 +235,21 @@ public abstract class OxmFileProcessor {
     }
 
     private void createDocument() throws ParserConfigurationException, SAXException, IOException {
-        DocumentBuilder dBuilder = null;
-        try {
-            DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
-            dbFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
-            dbFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
-            dbFactory.setFeature("http://xml.org/sax/features/external-general-entities", false);
-            dbFactory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
-            dbFactory.setAttribute(XMLConstants.ACCESS_EXTERNAL_DTD, "");
-            dbFactory.setAttribute(XMLConstants.ACCESS_EXTERNAL_SCHEMA, "");
-            dBuilder = dbFactory.newDocumentBuilder();
-        } catch (ParserConfigurationException e) {
-            throw e;
+        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
+        dbFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
+        dbFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
+        dbFactory.setFeature("http://xml.org/sax/features/external-general-entities", false);
+        dbFactory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
+        dbFactory.setAttribute(XMLConstants.ACCESS_EXTERNAL_DTD, "");
+        dbFactory.setAttribute(XMLConstants.ACCESS_EXTERNAL_SCHEMA, "");
+        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+
+        if (xml == null) {
+            doc = dBuilder.parse(oxmFile);
+        } else {
+            InputSource isInput = new InputSource(new StringReader(xml));
+            doc = dBuilder.parse(isInput);
         }
-        try {
-            if (xml == null) {
-                doc = dBuilder.parse(oxmFile);
-            } else {
-                InputSource isInput = new InputSource(new StringReader(xml));
-                doc = dBuilder.parse(isInput);
-            }
-        } catch (SAXException e) {
-            throw e;
-        } catch (IOException e) {
-            throw e;
-        }
-        return;
     }
 
     public abstract String getDocumentHeader();
@@ -262,7 +269,7 @@ public abstract class OxmFileProcessor {
             String attrName = attr.getNodeName();
 
             String attrValue = attr.getNodeValue();
-            if (attrName.equals("name")) {
+            if ("name".equals(attrName)) {
                 xmlRootElementName = attrValue;
             }
         }
@@ -280,7 +287,7 @@ public abstract class OxmFileProcessor {
                 attr = (Attr) attributes.item(j);
                 attrName = attr.getNodeName();
                 attrValue = attr.getNodeValue();
-                if (attrName.equals("name") && attrValue.equals(javaTypeName)) {
+                if ("name".equals(attrName) && attrValue.equals(javaTypeName)) {
                     NodeList valNodes = javaTypeElement.getElementsByTagName("xml-root-element");
                     Element valElement = (Element) valNodes.item(0);
                     attributes = valElement.getAttributes();
@@ -289,7 +296,7 @@ public abstract class OxmFileProcessor {
                         attrName = attr.getNodeName();
 
                         attrValue = attr.getNodeValue();
-                        if (attrName.equals("name")) {
+                        if ("name".equals(attrName)) {
                             return (attrValue);
                         }
                     }
@@ -321,7 +328,7 @@ public abstract class OxmFileProcessor {
                 attr = (Attr) attributes.item(j);
                 attrName = attr.getNodeName();
                 attrValue = attr.getNodeValue();
-                if (attrName.equals("name") && attrValue.equals(javaTypeName)) {
+                if ("name".equals(attrName) && attrValue.equals(javaTypeName)) {
                     combineElementList.add(javaTypeElement);
                 }
             }
@@ -335,19 +342,13 @@ public abstract class OxmFileProcessor {
     }
 
     public boolean versionSupportsSwaggerDiff(String version) {
-        int ver = new Integer(version.substring(1)).intValue();
-        if (ver >= HTMLfromOXM.swaggerDiffStartVersion) {
-            return true;
-        }
-        return false;
+        int ver = Integer.parseInt(version.substring(1));
+        return ver >= HTMLfromOXM.swaggerDiffStartVersion;
     }
 
     public boolean versionSupportsBasePathProperty(String version) {
-        int ver = new Integer(version.substring(1)).intValue();
-        if (ver <= HTMLfromOXM.swaggerMinBasepath) {
-            return true;
-        }
-        return false;
+        int ver = Integer.parseInt(version.substring(1));
+        return ver <= HTMLfromOXM.swaggerMinBasepath;
     }
 
     protected void updateParentXmlElements(Element parentElement, NodeList moreXmlElementNodes) {
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PatchOperation.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PatchOperation.java
index dc762ee..b52e34b 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PatchOperation.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PatchOperation.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,108 +17,121 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
+import java.util.StringTokenizer;
 import org.apache.commons.lang3.StringUtils;
-import org.onap.aai.setup.SchemaVersion;
 import org.onap.aai.schemagen.GenerateXsd;
-
-import java.util.StringTokenizer;
+import org.onap.aai.setup.SchemaVersion;
 
 public class PatchOperation {
-	private String useOpId;
-	private String xmlRootElementName;
-	private String tag;
-	private String path;
-	private String pathParams;
-	private String prefixForPatch;
-	private SchemaVersion version;
-	private String basePath;
+    private String useOpId;
+    private String xmlRootElementName;
+    private String tag;
+    private String path;
+    private String pathParams;
+    private String prefixForPatch;
+    private SchemaVersion version;
+    private String basePath;
+
+    public PatchOperation(String useOpId, String xmlRootElementName, String tag, String path,
+                          String pathParams, SchemaVersion v, String basePath) {
+        super();
+        this.useOpId = useOpId;
+        this.xmlRootElementName = xmlRootElementName;
+        this.tag = tag;
+        this.path = path;
+        this.pathParams = pathParams;
+        this.prefixForPatch = "";
+        this.version = v;
+        this.basePath = basePath;
+    }
+
+    public void setPrefixForPatchRef(String prefixForPatchRef) {
+        this.prefixForPatch = prefixForPatchRef;
+    }
 
-	public PatchOperation(String useOpId, String xmlRootElementName, String tag, String path, 
-			String pathParams, SchemaVersion v, String basePath) {
-		super();
-		this.useOpId = useOpId;
-		this.xmlRootElementName = xmlRootElementName;
-		this.tag = tag;
-		this.path = path;
-		this.pathParams = pathParams;
-		this.prefixForPatch = "";
-		this.version = v;
-		this.basePath = basePath;
-	}
-		public void setPrefixForPatchRef(String prefixForPatchRef) {
-			this.prefixForPatch = prefixForPatchRef;
-		}
-		
-		public String toString() {
-			StringTokenizer st;
-			st = new StringTokenizer(path, "/");
-			//a valid tag is necessary
-			if ( StringUtils.isEmpty(tag) ) {
-				return "";
-			}
-			if ( path.contains("/relationship/") ) { // filter paths with relationship-list
-				return "";
-			}
-			if ( path.endsWith("/relationship-list")) {
-				return "";
-			}
-			if ( path.startsWith("/search")) {
-				return "";
-			}
-			//No Patch operation paths end with "relationship"
+    public String toString() {
+        StringTokenizer st;
+        st = new StringTokenizer(path, "/");
+        //a valid tag is necessary
+        if (StringUtils.isEmpty(tag)) {
+            return "";
+        }
+        if (path.contains("/relationship/")) { // filter paths with relationship-list
+            return "";
+        }
+        if (path.endsWith("/relationship-list")) {
+            return "";
+        }
+        if (path.startsWith("/search")) {
+            return "";
+        }
+        //No Patch operation paths end with "relationship"
 
-			if (path.endsWith("/relationship") ) {
-				return "";
-			}
-			if (!path.endsWith("}")) {
-				return "";
-			}
+        if (path.endsWith("/relationship")) {
+            return "";
+        }
+        if (!path.endsWith("}")) {
+            return "";
+        }
 
-			StringBuffer pathSb = new StringBuffer();
-			StringBuffer relationshipExamplesSb = new StringBuffer();
-			if ( path.endsWith("/relationship") ) {
-				pathSb.append("  " + path + ":\n" );
-			}
-			pathSb.append("    patch:\n");
-			pathSb.append("      tags:\n");
-			pathSb.append("        - " + tag + "\n");
+        StringBuilder pathSb = new StringBuilder();
+        StringBuilder relationshipExamplesSb = new StringBuilder();
+        if (path.endsWith("/relationship")) {
+            pathSb.append("  ").append(path).append(":\n");
+        }
+        pathSb.append("    patch:\n");
+        pathSb.append("      tags:\n");
+        pathSb.append("        - ").append(tag).append("\n");
 
-			if ( path.endsWith("/relationship") ) {
-				pathSb.append("      summary: see node definition for valid relationships\n");
-			} else {
-				relationshipExamplesSb.append("[See Examples](apidocs" + basePath + "/relations/"+version.toString()+"/"+useOpId+".json)");
-				pathSb.append("      summary: update an existing " + xmlRootElementName + "\n");
-				pathSb.append("      description: |\n");
-				pathSb.append("        Update an existing " + xmlRootElementName + "\n");
-				pathSb.append("        #\n");
-				pathSb.append("        Note:  Endpoints that are not devoted to object relationships support both PUT and PATCH operations.\n");
-				pathSb.append("        The PUT operation will entirely replace an existing object.\n");
-				pathSb.append("        The PATCH operation sends a \"description of changes\" for an existing object.  The entire set of changes must be applied.  An error result means no change occurs.\n");
-				pathSb.append("        #\n");
-				pathSb.append("        Other differences between PUT and PATCH are:\n");
-				pathSb.append("        #\n");
-				pathSb.append("        - For PATCH, you can send any of the values shown in sample REQUEST body.  There are no required values.\n");
-				pathSb.append("        - For PATCH, resource-id which is a required REQUEST body element for PUT, must not be sent.\n");
-				pathSb.append("        - PATCH cannot be used to update relationship elements; there are dedicated PUT operations for this.\n");
-			}
-			pathSb.append("      operationId: Update" + useOpId + "\n");
-			pathSb.append("      consumes:\n");
-			pathSb.append("        - application/json\n");
-			pathSb.append("      produces:\n");
-			pathSb.append("        - application/json\n");
-			pathSb.append("      responses:\n");
-			pathSb.append("        \"default\":\n");
-			pathSb.append("          " + GenerateXsd.getResponsesUrl());
-			pathSb.append("      parameters:\n");
-			pathSb.append(pathParams); // for nesting
-			pathSb.append("        - name: body\n");
-			pathSb.append("          in: body\n");
-			pathSb.append("          description: " + xmlRootElementName + " object that needs to be updated."+relationshipExamplesSb.toString()+"\n");			
-			pathSb.append("          required: true\n");
-			pathSb.append("          schema:\n");
-			pathSb.append("            $ref: \"#/definitions/" + prefixForPatch + xmlRootElementName + "\"\n");
-			return pathSb.toString();
-		}
-	}
+        if (path.endsWith("/relationship")) {
+            pathSb.append("      summary: see node definition for valid relationships\n");
+        } else {
+            relationshipExamplesSb.append("[See Examples](apidocs").append(basePath)
+                .append("/relations/").append(version.toString()).append("/").append(useOpId)
+                .append(".json)");
+            pathSb.append("      summary: update an existing ").append(xmlRootElementName)
+                .append("\n");
+            pathSb.append("      description: |\n");
+            pathSb.append("        Update an existing ").append(xmlRootElementName)
+                .append("\n");
+            pathSb.append("        #\n");
+            pathSb.append(
+                "        Note:  Endpoints that are not devoted to object relationships support both PUT and PATCH operations.\n");
+            pathSb.append("        The PUT operation will entirely replace an existing object.\n");
+            pathSb.append(
+                "        The PATCH operation sends a \"description of changes\" for an existing object.  The entire set of changes must be applied.  An error result means no change occurs.\n");
+            pathSb.append("        #\n");
+            pathSb.append("        Other differences between PUT and PATCH are:\n");
+            pathSb.append("        #\n");
+            pathSb.append(
+                "        - For PATCH, you can send any of the values shown in sample REQUEST body.  There are no required values.\n");
+            pathSb.append(
+                "        - For PATCH, resource-id which is a required REQUEST body element for PUT, must not be sent.\n");
+            pathSb.append(
+                "        - PATCH cannot be used to update relationship elements; there are dedicated PUT operations for this.\n");
+        }
+        pathSb.append("      operationId: Update").append(useOpId).append("\n");
+        pathSb.append("      consumes:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("      produces:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("      responses:\n");
+        pathSb.append("        \"default\":\n");
+        pathSb.append("          ").append(GenerateXsd.getResponsesUrl());
+        pathSb.append("      parameters:\n");
+        pathSb.append(pathParams); // for nesting
+        pathSb.append("        - name: body\n");
+        pathSb.append("          in: body\n");
+        pathSb.append("          description: ").append(xmlRootElementName)
+            .append(" object that needs to be updated.")
+            .append(relationshipExamplesSb.toString()).append("\n");
+        pathSb.append("          required: true\n");
+        pathSb.append("          schema:\n");
+        pathSb.append("            $ref: \"#/definitions/").append(prefixForPatch)
+            .append(xmlRootElementName).append("\"\n");
+        return pathSb.toString();
+    }
+}
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutOperation.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutOperation.java
index 5895306..d1e7ca5 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutOperation.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutOperation.java
@@ -9,9 +9,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -19,11 +19,12 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
 import org.apache.commons.lang3.StringUtils;
-import org.onap.aai.setup.SchemaVersion;
 import org.onap.aai.schemagen.GenerateXsd;
+import org.onap.aai.setup.SchemaVersion;
 
 public class PutOperation {
     public static final String RELATIONSHIP = "relationship";
@@ -35,87 +36,94 @@ public class PutOperation {
     private SchemaVersion version;
     private String basePath;
 
-        public PutOperation(String useOpId, String xmlRootElementName, String tag, String path, 
-        		String pathParams, SchemaVersion v, String basePath) {
-            super();
-            this.useOpId = useOpId;
-            this.xmlRootElementName = xmlRootElementName;
-            this.tag = tag;
-            this.path = path;
-            this.pathParams = pathParams;
-            this.version = v;
-            this.basePath = basePath;
-        }
-
-        @Override
-        public String toString() {
-            //a valid tag is necessary
-            if ( StringUtils.isEmpty(tag) ) {
-                return "";
-            }
-            //All Put operation paths end with "relationship"
-            //or there is a parameter at the end of the path
-            //and there is a parameter in the path
-            if ( path.contains("/"+RELATIONSHIP+"/") ) { // filter paths with relationship-list
-                return "";
-            }
-            if ( path.endsWith("/"+RELATIONSHIP+"-list")) {
-                return "";
-            }
-            if ( !path.endsWith("/"+RELATIONSHIP)  &&  !path.endsWith("}") ) {
-                return "";
-            }
-            if ( path.startsWith("/search")) {
-                return "";
-            }
-            StringBuffer pathSb = new StringBuffer();
-            StringBuffer relationshipExamplesSb = new StringBuffer();
-            if ( path.endsWith("/"+RELATIONSHIP) ) {
-                pathSb.append("  " + path + ":\n" );
-            }
-            pathSb.append("    put:\n");
-            pathSb.append("      tags:\n");
-            pathSb.append("        - " + tag + "\n");
+    public PutOperation(String useOpId, String xmlRootElementName, String tag, String path,
+                        String pathParams, SchemaVersion v, String basePath) {
+        super();
+        this.useOpId = useOpId;
+        this.xmlRootElementName = xmlRootElementName;
+        this.tag = tag;
+        this.path = path;
+        this.pathParams = pathParams;
+        this.version = v;
+        this.basePath = basePath;
+    }
 
-            if ( path.endsWith("/"+RELATIONSHIP) ) {
-                pathSb.append("      summary: see node definition for valid relationships\n");
-            } else {
-                pathSb.append("      summary: create or update an existing " + xmlRootElementName + "\n");
-                pathSb.append("      description: |\n        Create or update an existing " + xmlRootElementName + ".\n        #\n        Note! This PUT method has a corresponding PATCH method that can be used to update just a few of the fields of an existing object, rather than a full object replacement.  An example can be found in the [PATCH section] below\n");
-            }
-            relationshipExamplesSb.append("[Valid relationship examples shown here](apidocs" + basePath + "/relations/"+version.toString()+"/"+useOpId.replace("RelationshipListRelationship", "")+".json)");
-            pathSb.append("      operationId: createOrUpdate" + useOpId + "\n");
-            pathSb.append("      consumes:\n");
-            pathSb.append("        - application/json\n");
-            pathSb.append("        - application/xml\n");
-            pathSb.append("      produces:\n");
-            pathSb.append("        - application/json\n");
-            pathSb.append("        - application/xml\n");
-            pathSb.append("      responses:\n");
-            pathSb.append("        \"default\":\n");
-            pathSb.append("          " + GenerateXsd.getResponsesUrl());
+    @Override
+    public String toString() {
+        //a valid tag is necessary
+        if (StringUtils.isEmpty(tag)) {
+            return "";
+        }
+        //All Put operation paths end with "relationship"
+        //or there is a parameter at the end of the path
+        //and there is a parameter in the path
+        if (path.contains("/" + RELATIONSHIP + "/")) { // filter paths with relationship-list
+            return "";
+        }
+        if (path.endsWith("/" + RELATIONSHIP + "-list")) {
+            return "";
+        }
+        if (!path.endsWith("/" + RELATIONSHIP) && !path.endsWith("}")) {
+            return "";
+        }
+        if (path.startsWith("/search")) {
+            return "";
+        }
+        StringBuilder pathSb = new StringBuilder();
+        StringBuilder relationshipExamplesSb = new StringBuilder();
+        if (path.endsWith("/" + RELATIONSHIP)) {
+            pathSb.append("  ").append(path).append(":\n");
+        }
+        pathSb.append("    put:\n");
+        pathSb.append("      tags:\n");
+        pathSb.append("        - ").append(tag).append("\n");
 
-            pathSb.append("      parameters:\n");
-            pathSb.append(pathParams); // for nesting
-            pathSb.append("        - name: body\n");
-            pathSb.append("          in: body\n");
-            pathSb.append("          description: " + xmlRootElementName + " object that needs to be created or updated. "+relationshipExamplesSb.toString()+"\n");
-            pathSb.append("          required: true\n");
-            pathSb.append("          schema:\n");
-            String useElement = xmlRootElementName;
-            if ( xmlRootElementName.equals("relationship")) {
-            	useElement += "-dict";
-            }
-            pathSb.append("            $ref: \"#/definitions/" + useElement + "\"\n");
-            this.tagRelationshipPathMapEntry();
-            return pathSb.toString();
+        if (path.endsWith("/" + RELATIONSHIP)) {
+            pathSb.append("      summary: see node definition for valid relationships\n");
+        } else {
+            pathSb.append("      summary: create or update an existing ")
+                .append(xmlRootElementName).append("\n");
+            pathSb.append("      description: |\n        Create or update an existing ")
+                .append(xmlRootElementName).append(
+                ".\n        #\n        Note! This PUT method has a corresponding PATCH method that can be used to update just a few of the fields of an existing object, rather than a full object replacement.  An example can be found in the [PATCH section] below\n");
         }
+        relationshipExamplesSb.append("[Valid relationship examples shown here](apidocs")
+            .append(basePath).append("/relations/").append(version.toString()).append("/")
+            .append(useOpId.replace("RelationshipListRelationship", "")).append(".json)");
+        pathSb.append("      operationId: createOrUpdate").append(useOpId).append("\n");
+        pathSb.append("      consumes:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("        - application/xml\n");
+        pathSb.append("      produces:\n");
+        pathSb.append("        - application/json\n");
+        pathSb.append("        - application/xml\n");
+        pathSb.append("      responses:\n");
+        pathSb.append("        \"default\":\n");
+        pathSb.append("          ").append(GenerateXsd.getResponsesUrl());
 
-        public String tagRelationshipPathMapEntry() {
-            if ( path.endsWith("/"+RELATIONSHIP) ) {
-                PutRelationPathSet.add(useOpId, path);
-            }
-            return "";
+        pathSb.append("      parameters:\n");
+        pathSb.append(pathParams); // for nesting
+        pathSb.append("        - name: body\n");
+        pathSb.append("          in: body\n");
+        pathSb.append("          description: ").append(xmlRootElementName)
+            .append(" object that needs to be created or updated. ")
+            .append(relationshipExamplesSb.toString()).append("\n");
+        pathSb.append("          required: true\n");
+        pathSb.append("          schema:\n");
+        String useElement = xmlRootElementName;
+        if (xmlRootElementName.equals("relationship")) {
+            useElement += "-dict";
         }
+        pathSb.append("            $ref: \"#/definitions/").append(useElement).append("\"\n");
+        this.tagRelationshipPathMapEntry();
+        return pathSb.toString();
+    }
 
+    public String tagRelationshipPathMapEntry() {
+        if (path.endsWith("/" + RELATIONSHIP)) {
+            PutRelationPathSet.add(useOpId, path);
+        }
+        return "";
     }
+
+}
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutRelationPathSet.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutRelationPathSet.java
index 2b3fcf2..43abb1e 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutRelationPathSet.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/PutRelationPathSet.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,202 +17,225 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
 import com.google.common.collect.Multimap;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.SortedSet;
+import java.util.TreeSet;
 import org.apache.commons.text.similarity.LevenshteinDistance;
 import org.onap.aai.edges.EdgeIngestor;
 import org.onap.aai.edges.EdgeRule;
 import org.onap.aai.edges.EdgeRuleQuery;
-import org.onap.aai.setup.SchemaVersion;
 import org.onap.aai.schemagen.GenerateXsd;
+import org.onap.aai.setup.SchemaVersion;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.*;
-
 public class PutRelationPathSet {
-	EdgeIngestor ei;
-	private static final Logger logger = LoggerFactory.getLogger("PutRelationPathSet.class");
-	protected static HashMap<String, String> putRelationPaths = new HashMap<String, String>();
-	public static void add(String useOpId, String path) {
-		putRelationPaths.put(useOpId, path);
-	}
-
-	String apiPath;
-	String opId;
-	SchemaVersion version;
-	protected ArrayList<String> relations = new ArrayList<String>();
-	String objectName = "";
-
-	public PutRelationPathSet(SchemaVersion v) {
-		this.version = v;
-	}
-
-	public PutRelationPathSet(String opId, String path, SchemaVersion v) {
-		this.apiPath = path.replace("/relationship-list/relationship", "");
-		this.opId = opId;
-		this.version = v;
-		objectName = DeleteOperation.deletePaths.get(apiPath);
-		logger.debug("II-apiPath: "+apiPath+"\nPath: "+path+"\nopId="+opId+"\nobjectName="+objectName);
-	}
-	private void process(EdgeIngestor edgeIngestor) {
-		this.ei =  edgeIngestor;
-		this.toRelations();
-		this.fromRelations();
-		this.writeRelationsFile();
-
-	}
-	private void toRelations() {
-		logger.debug("{“comment”: “Valid TO Relations that can be added”},");
-		logger.debug("apiPath: "+apiPath+"\nopId="+opId+"\nobjectName="+objectName);
-		try {
-
-			EdgeRuleQuery q1 = new EdgeRuleQuery.Builder("ToOnly",objectName).version(version).build();
-			Multimap<String, EdgeRule> results = ei.getRules(q1);
-			relations.add("{\"comment\": \"Valid TO Relations that can be added\"}\n");
-			SortedSet<String> ss=new TreeSet<String>(results.keySet());
-			for(String key : ss) {
-				results.get(key).stream().filter((i) -> ("NONE".equals(i.getContains()) &&! i.isPrivateEdge())).forEach((i) ->{ String rel = selectedRelation(i); relations.add(rel); logger.debug("Relation added: "+rel); } );
-			}
-		} catch(Exception e) {
-			logger.debug("objectName: "+objectName+"\n"+e);
-		}
-	}
-	private String selectedRelation(EdgeRule rule) {
-		String selectedRelation = "";
-		EdgeDescription ed = new EdgeDescription(rule);
-		logger.debug(ed.getRuleKey()+"Type="+ed.getType());
-		String obj = ed.getRuleKey().replace(objectName,"").replace("|","");
-
-		if(ed.getType() == EdgeDescription.LineageType.UNRELATED) {
-			String selectObj = getUnrelatedObjectPaths(obj, apiPath);
-			logger.debug("SelectedObj"+selectObj);
-			selectedRelation = formatObjectRelationSet(obj,selectObj);
-			logger.trace("ObjectRelationSet"+selectedRelation);
-		} else {
-			String selectObj = getKinObjectPath(obj, apiPath);
-			logger.debug("SelectedObj"+selectObj);
-			selectedRelation = formatObjectRelation(obj,selectObj);
-			logger.trace("ObjectRelationSet"+selectedRelation);
-		}
-		return selectedRelation;
-	}
-
-	private void fromRelations() {
-		logger.debug("“comment”: “Valid FROM Relations that can be added”");
-		try {
-
-			EdgeRuleQuery q1 = new EdgeRuleQuery.Builder(objectName,"FromOnly").version(version).build();
-			Multimap<String, EdgeRule> results = ei.getRules(q1);
-			relations.add("{\"comment\": \"Valid FROM Relations that can be added\"}\n");
-			SortedSet<String> ss=new TreeSet<String>(results.keySet());
-			for(String key : ss) {
-				results.get(key).stream().filter((i) -> (! i.isPrivateEdge())).forEach((i) ->{ String rel = selectedRelation(i); relations.add(rel); logger.debug("Relation added: "+rel); } );
-			}
-		} catch(Exception e) {
-			logger.debug("objectName: "+objectName+"\n"+e);
-		}
-	}
-	private void writeRelationsFile() {
-		File examplefilePath = new File(GenerateXsd.getYamlDir() + "/relations/" + version.toString()+"/"+opId.replace("RelationshipListRelationship", "") + ".json");
-
-		logger.debug(String.join("exampleFilePath: ", examplefilePath.toString()));
-		FileOutputStream fop = null;
-		try {
-			if (!examplefilePath.exists()) {
-				examplefilePath.getParentFile().mkdirs();
-				examplefilePath.createNewFile();
-			}
-			fop = new FileOutputStream(examplefilePath);
-		} catch(Exception e) {
-			e.printStackTrace();
-			return;
-		}
-		try {
-			if(relations.size() > 0) {fop.write("[\n".getBytes());}
-			fop.write(String.join(",\n", relations).getBytes());
-			if(relations.size() > 0) {fop.write("\n]\n".getBytes());}
-			fop.flush();
-			fop.close();
-		} catch (Exception e) {
-			e.printStackTrace();
-			return;
-		}
-		finally{
-			try {
-				fop.close();
-			} catch (IOException e) {
-				e.printStackTrace();
-			}
-		}
-		logger.debug(String.join(",\n", relations));
-		return;
-	}
-
-	private static String formatObjectRelationSet(String obj, String selectObj) {
-		StringBuffer pathSb = new StringBuffer();
-		String[] paths = selectObj.split("[|]");
-		for (String s: paths) {
-			logger.trace("SelectOBJ"+s);
-			pathSb.append(formatObjectRelation(obj, s)+",\n");
-		}
-		pathSb.deleteCharAt(pathSb.length()-2);
-		return pathSb.toString();
-	}
-
-	private static String formatObjectRelation(String obj, String selectObj) {
-		StringBuffer pathSb = new StringBuffer();
-		pathSb.append("{\n");
-		pathSb.append("\"related-to\" : \""+obj+"\",\n");
-		pathSb.append("\"related-link\" : \""+selectObj+"\"\n");
-		pathSb.append("}");
-		return pathSb.toString();
-	}
-
-	private static String getKinObjectPath(String obj, String apiPath) {
-		LevenshteinDistance proximity = new LevenshteinDistance();
-		String targetPath = "";
-		int targetScore = Integer.MAX_VALUE;
-		int targetMaxScore = 0;
-		for (Map.Entry<String, String> p : DeleteOperation.deletePaths.entrySet()) {
-				if(p.getValue().equals(obj)) {
-					targetScore = (targetScore >= proximity.apply(apiPath, p.getKey())) ? proximity.apply(apiPath, p.getKey()) : targetScore;
-					targetPath = (targetScore >= proximity.apply(apiPath, p.getKey())) ? p.getKey() : targetPath;
-					targetMaxScore = (targetMaxScore <= proximity.apply(apiPath, p.getKey())) ? proximity.apply(apiPath, p.getKey()) : targetScore;
-					logger.trace(proximity.apply(apiPath, p.getKey())+":"+p.getKey());
-					logger.trace(proximity.apply(apiPath, p.getKey())+":"+apiPath);
-				}
-		}
-		return targetPath;
-	}
-
-	private static String getUnrelatedObjectPaths(String obj, String apiPath) {
-		String targetPath = "";
-		logger.trace("Obj:"+obj +"\n" + apiPath);
-		for (Map.Entry<String, String> p : DeleteOperation.deletePaths.entrySet()) {
-				if(p.getValue().equals(obj)) {
-					logger.trace("p.getvalue:"+p.getValue()+"p.getkey:"+p.getKey());
-					targetPath +=  ((targetPath.length() == 0 ? "" : "|") + p.getKey());
-					logger.trace("Match:"+apiPath +"\n" + targetPath);
-				}
-		}
-		return targetPath;
-	}
-
-	public void generateRelations(EdgeIngestor edgeIngestor) {
-		putRelationPaths.forEach((k,v)->{
-			logger.trace("k="+k+"\n"+"v="+v+v.equals("/business/customers/customer/{global-customer-id}/service-subscriptions/service-subscription/{service-type}/service-instances/service-instance/{service-instance-id}/allotted-resources/allotted-resource/{id}/relationship-list/relationship"));
-			logger.debug("apiPath(Operation): "+v);
-			logger.debug("Target object: "+v.replace("/relationship-list/relationship", ""));
-			logger.debug("Relations: ");
-			PutRelationPathSet prp = new PutRelationPathSet(k, v, this.version);
-			prp.process(edgeIngestor);
-		});
-	}
+    EdgeIngestor ei;
+    private static final Logger logger = LoggerFactory.getLogger("PutRelationPathSet.class");
+    protected static HashMap<String, String> putRelationPaths = new HashMap<String, String>();
+
+    public static void add(String useOpId, String path) {
+        putRelationPaths.put(useOpId, path);
+    }
+
+    String apiPath;
+    String opId;
+    SchemaVersion version;
+    protected ArrayList<String> relations = new ArrayList<String>();
+    String objectName = "";
+
+    public PutRelationPathSet(SchemaVersion v) {
+        this.version = v;
+    }
+
+    public PutRelationPathSet(String opId, String path, SchemaVersion v) {
+        this.apiPath = path.replace("/relationship-list/relationship", "");
+        this.opId = opId;
+        this.version = v;
+        objectName = DeleteOperation.deletePaths.get(apiPath);
+        logger.debug(
+            "II-apiPath: " + apiPath + "\nPath: " + path + "\nopId=" + opId + "\nobjectName=" +
+                objectName);
+    }
+
+    private void process(EdgeIngestor edgeIngestor) {
+        this.ei = edgeIngestor;
+        this.toRelations();
+        this.fromRelations();
+        this.writeRelationsFile();
+
+    }
+
+    private void toRelations() {
+        logger.debug("{“comment”: “Valid TO Relations that can be added”},");
+        logger.debug("apiPath: " + apiPath + "\nopId=" + opId + "\nobjectName=" + objectName);
+        try {
+
+            EdgeRuleQuery q1 =
+                new EdgeRuleQuery.Builder("ToOnly", objectName).version(version).build();
+            Multimap<String, EdgeRule> results = ei.getRules(q1);
+            relations.add("{\"comment\": \"Valid TO Relations that can be added\"}\n");
+            SortedSet<String> ss = new TreeSet<String>(results.keySet());
+            for (String key : ss) {
+                results.get(key).stream()
+                    .filter((i) -> ("NONE".equals(i.getContains()) && !i.isPrivateEdge()))
+                    .forEach((i) -> {
+                        String rel = selectedRelation(i);
+                        relations.add(rel);
+                        logger.debug("Relation added: " + rel);
+                    });
+            }
+        } catch (Exception e) {
+            logger.debug("objectName: " + objectName + "\n" + e);
+        }
+    }
+
+    private String selectedRelation(EdgeRule rule) {
+        String selectedRelation = "";
+        EdgeDescription ed = new EdgeDescription(rule);
+        logger.debug(ed.getRuleKey() + "Type=" + ed.getType());
+        String obj = ed.getRuleKey().replace(objectName, "").replace("|", "");
+
+        if (ed.getType() == EdgeDescription.LineageType.UNRELATED) {
+            String selectObj = getUnrelatedObjectPaths(obj, apiPath);
+            logger.debug("SelectedObj" + selectObj);
+            selectedRelation = formatObjectRelationSet(obj, selectObj);
+            logger.trace("ObjectRelationSet" + selectedRelation);
+        } else {
+            String selectObj = getKinObjectPath(obj, apiPath);
+            logger.debug("SelectedObj" + selectObj);
+            selectedRelation = formatObjectRelation(obj, selectObj);
+            logger.trace("ObjectRelationSet" + selectedRelation);
+        }
+        return selectedRelation;
+    }
+
+    private void fromRelations() {
+        logger.debug("“comment”: “Valid FROM Relations that can be added”");
+        try {
+
+            EdgeRuleQuery q1 =
+                new EdgeRuleQuery.Builder(objectName, "FromOnly").version(version).build();
+            Multimap<String, EdgeRule> results = ei.getRules(q1);
+            relations.add("{\"comment\": \"Valid FROM Relations that can be added\"}\n");
+            SortedSet<String> ss = new TreeSet<String>(results.keySet());
+            for (String key : ss) {
+                results.get(key).stream().filter((i) -> (!i.isPrivateEdge())).forEach((i) -> {
+                    String rel = selectedRelation(i);
+                    relations.add(rel);
+                    logger.debug("Relation added: " + rel);
+                });
+            }
+        } catch (Exception e) {
+            logger.debug("objectName: " + objectName + "\n" + e);
+        }
+    }
+
+    private void writeRelationsFile() {
+        File examplefilePath = new File(
+            GenerateXsd.getYamlDir() + "/relations/" + version.toString() + "/" +
+                opId.replace("RelationshipListRelationship", "") + ".json");
+
+        logger.debug(String.join("exampleFilePath: ", examplefilePath.toString()));
+        try {
+            if (!examplefilePath.exists()) {
+                examplefilePath.getParentFile().mkdirs();
+                if(!examplefilePath.createNewFile()) {
+                    logger.debug("examplefilePath create file error");
+                }
+            }
+        } catch (Exception e) {
+            logger.debug("examplefilePath create file error", e);
+            return;
+        }
+        try (FileOutputStream fop = new FileOutputStream(examplefilePath)) {
+            if (relations.size() > 0) {
+                fop.write("[\n".getBytes());
+            }
+            fop.write(String.join(",\n", relations).getBytes());
+            if (relations.size() > 0) {
+                fop.write("\n]\n".getBytes());
+            }
+            fop.flush();
+        } catch (Exception e) {
+            logger.debug("examplefilePath write error", e);
+            return;
+        }
+        logger.debug(String.join(",\n", relations));
+    }
+
+    private static String formatObjectRelationSet(String obj, String selectObj) {
+        StringBuilder pathSb = new StringBuilder();
+        String[] paths = selectObj.split("[|]");
+        for (String s : paths) {
+            logger.trace("SelectOBJ" + s);
+            pathSb.append(formatObjectRelation(obj, s)).append(",\n");
+        }
+        pathSb.deleteCharAt(pathSb.length() - 2);
+        return pathSb.toString();
+    }
+
+    private static String formatObjectRelation(String obj, String selectObj) {
+        StringBuilder pathSb = new StringBuilder();
+        pathSb.append("{\n");
+        pathSb.append("\"related-to\" : \"").append(obj).append("\",\n");
+        pathSb.append("\"related-link\" : \"").append(selectObj).append("\"\n");
+        pathSb.append("}");
+        return pathSb.toString();
+    }
+
+    private static String getKinObjectPath(String obj, String apiPath) {
+        LevenshteinDistance proximity = new LevenshteinDistance();
+        String targetPath = "";
+        int targetScore = Integer.MAX_VALUE;
+        int targetMaxScore = 0;
+        for (Map.Entry<String, String> p : DeleteOperation.deletePaths.entrySet()) {
+            if (p.getValue().equals(obj)) {
+                targetScore = (targetScore >= proximity.apply(apiPath, p.getKey())) ?
+                    proximity.apply(apiPath, p.getKey()) : targetScore;
+                targetPath =
+                    (targetScore >= proximity.apply(apiPath, p.getKey())) ? p.getKey() : targetPath;
+                targetMaxScore = (targetMaxScore <= proximity.apply(apiPath, p.getKey())) ?
+                    proximity.apply(apiPath, p.getKey()) : targetScore;
+                logger.trace(proximity.apply(apiPath, p.getKey()) + ":" + p.getKey());
+                logger.trace(proximity.apply(apiPath, p.getKey()) + ":" + apiPath);
+            }
+        }
+        return targetPath;
+    }
+
+    private static String getUnrelatedObjectPaths(String obj, String apiPath) {
+        StringBuilder targetPath = new StringBuilder();
+        logger.trace("Obj:" + obj + "\n" + apiPath);
+        for (Map.Entry<String, String> p : DeleteOperation.deletePaths.entrySet()) {
+            if (p.getValue().equals(obj)) {
+                logger.trace("p.getvalue:" + p.getValue() + "p.getkey:" + p.getKey());
+                targetPath.append(targetPath.length() == 0 ? "" : "|").append(p.getKey());
+                logger.trace("Match:" + apiPath + "\n" + targetPath);
+            }
+        }
+        return targetPath.toString();
+    }
+
+    public void generateRelations(EdgeIngestor edgeIngestor) {
+        putRelationPaths.forEach((k, v) -> {
+            logger.trace("k=" + k + "\n" + "v=" + v + v.equals(
+                "/business/customers/customer/{global-customer-id}/service-subscriptions/service-subscription/{service-type}/service-instances/service-instance/{service-instance-id}/allotted-resources/allotted-resource/{id}/relationship-list/relationship"));
+            logger.debug("apiPath(Operation): " + v);
+            logger.debug("Target object: " + v.replace("/relationship-list/relationship", ""));
+            logger.debug("Relations: ");
+            PutRelationPathSet prp = new PutRelationPathSet(k, v, this.version);
+            prp.process(edgeIngestor);
+        });
+    }
 
 }
 
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDElement.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDElement.java
index 785ea68..5fe3564 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDElement.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDElement.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,747 +17,787 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
 import com.google.common.base.Joiner;
-import org.apache.commons.lang3.StringUtils;
-import org.onap.aai.setup.SchemaVersion;
-import org.w3c.dom.*;
-
 import java.util.ArrayList;
 import java.util.List;
 import java.util.StringTokenizer;
 import java.util.Vector;
+import org.apache.commons.lang3.StringUtils;
+import org.onap.aai.setup.SchemaVersion;
+import org.w3c.dom.Attr;
+import org.w3c.dom.DOMException;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+import org.w3c.dom.TypeInfo;
+import org.w3c.dom.UserDataHandler;
 
 public class XSDElement implements Element {
-	Element xmlElementElement;
-	String maxOccurs;
-	private static final int VALUE_NONE = 0;
-	private static final int VALUE_DESCRIPTION = 1;
-	private static final int VALUE_INDEXED_PROPS = 2;
-	private static final int VALUE_CONTAINER = 3;
-	private static final int VALUE_REQUIRES = 4;
-	private static final int VALUE_DSLSTARTNODE = 5;
-
-	public XSDElement(Element xmlElementElement, String maxOccurs) {
-		super();
-		this.xmlElementElement = xmlElementElement;
-		this.maxOccurs = maxOccurs;
-	}
-
-	public XSDElement(Element xmlElementElement) {
-		super();
-		this.xmlElementElement = xmlElementElement;
-		this.maxOccurs = null;
-	}
-
-	public String name() {
-		return this.getAttribute("name");
-	}
-
-	public Vector<String> getAddTypes(String version) {
-		String apiVersionFmt = "." + version + ".";
-		NamedNodeMap attributes = this.getAttributes();
-		Vector<String> addTypeV = new Vector<String>(); // vector of 1
-		String addType = null;
-
-		for ( int j = 0; j < attributes.getLength(); ++j ) {
+    Element xmlElementElement;
+    String maxOccurs;
+    private static final int VALUE_NONE = 0;
+    private static final int VALUE_DESCRIPTION = 1;
+    private static final int VALUE_INDEXED_PROPS = 2;
+    private static final int VALUE_CONTAINER = 3;
+    private static final int VALUE_REQUIRES = 4;
+    private static final int VALUE_DSLSTARTNODE = 5;
+
+    public XSDElement(Element xmlElementElement, String maxOccurs) {
+        super();
+        this.xmlElementElement = xmlElementElement;
+        this.maxOccurs = maxOccurs;
+    }
+
+    public XSDElement(Element xmlElementElement) {
+        super();
+        this.xmlElementElement = xmlElementElement;
+        this.maxOccurs = null;
+    }
+
+    public String name() {
+        return this.getAttribute("name");
+    }
+
+    public Vector<String> getAddTypes(String version) {
+        String apiVersionFmt = "." + version + ".";
+        NamedNodeMap attributes = this.getAttributes();
+        Vector<String> addTypeV = new Vector<>(); // vector of 1
+        String addType = null;
+
+        for (int j = 0; j < attributes.getLength(); ++j) {
             Attr attr = (Attr) attributes.item(j);
             String attrName = attr.getNodeName();
 
             String attrValue = attr.getNodeValue();
-            if ( attrName.equals("type")) {
-             	if ( attrValue.contains(apiVersionFmt) ) {
-            		addType = attrValue.substring(attrValue.lastIndexOf('.')+1);
-            		if ( addTypeV == null )
-            			addTypeV = new Vector<String>();
-            		addTypeV.add(addType);
-            	}
+            if ("type".equals(attrName)) {
+                if (attrValue.contains(apiVersionFmt)) {
+                    addType = attrValue.substring(attrValue.lastIndexOf('.') + 1);
+                    addTypeV.add(addType);
+                }
 
             }
-		}
-		return addTypeV;
-	}
-
-	public String getRequiresProperty() {
-		String elementAlsoRequiresProperty = null;
-		NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
-
-		for ( int i = 0; i < xmlPropNodes.getLength(); ++i ) {
-			Element xmlPropElement = (Element)xmlPropNodes.item(i);
-			if (! xmlPropElement.getParentNode().getAttributes().getNamedItem("name").getNodeValue().equals(this.xmlElementElement.getAttribute("name"))){
-				continue;
-			}
-			NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
-
-			for ( int j = 0; j < childNodes.getLength(); ++j ) {
-				Element childElement = (Element)childNodes.item(j);
-				// get name
-				int useValue = VALUE_NONE;
-				NamedNodeMap attributes = childElement.getAttributes();
-				for ( int k = 0; k < attributes.getLength(); ++k ) {
-					Attr attr = (Attr) attributes.item(k);
-					String attrName = attr.getNodeName();
-					String attrValue = attr.getNodeValue();
-					if ( attrName == null || attrValue == null )
-						continue;
-					if ( attrName.equals("name") && attrValue.equals("requires")) {
-						useValue = VALUE_REQUIRES;
-					}
-					if ( useValue == VALUE_REQUIRES && attrName.equals("value")) {
-						elementAlsoRequiresProperty = attrValue;
-					}
-				}
-			}
-		}
-		return elementAlsoRequiresProperty;
-	}
-
-	public String getPathDescriptionProperty() {
-		String pathDescriptionProperty = null;
-		NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
-
-		for ( int i = 0; i < xmlPropNodes.getLength(); ++i ) {
-			Element xmlPropElement = (Element)xmlPropNodes.item(i);
-			if (! xmlPropElement.getParentNode().getAttributes().getNamedItem("name").getNodeValue().equals(this.xmlElementElement.getAttribute("name"))){
-				continue;
-			}
+        }
+        return addTypeV;
+    }
+
+    public String getRequiresProperty() {
+        String elementAlsoRequiresProperty = null;
+        NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
+
+        for (int i = 0; i < xmlPropNodes.getLength(); ++i) {
+            Element xmlPropElement = (Element) xmlPropNodes.item(i);
+            if (!xmlPropElement.getParentNode().getAttributes().getNamedItem("name").getNodeValue()
+                .equals(this.xmlElementElement.getAttribute("name"))) {
+                continue;
+            }
+            NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
+
+            for (int j = 0; j < childNodes.getLength(); ++j) {
+                Element childElement = (Element) childNodes.item(j);
+                // get name
+                int useValue = VALUE_NONE;
+                NamedNodeMap attributes = childElement.getAttributes();
+                for (int k = 0; k < attributes.getLength(); ++k) {
+                    Attr attr = (Attr) attributes.item(k);
+                    String attrName = attr.getNodeName();
+                    String attrValue = attr.getNodeValue();
+                    if (attrName == null || attrValue == null) {
+                        continue;
+                    }
+                    if (attrName.equals("name") && attrValue.equals("requires")) {
+                        useValue = VALUE_REQUIRES;
+                    }
+                    if (useValue == VALUE_REQUIRES && attrName.equals("value")) {
+                        elementAlsoRequiresProperty = attrValue;
+                    }
+                }
+            }
+        }
+        return elementAlsoRequiresProperty;
+    }
+
+    public String getPathDescriptionProperty() {
+        String pathDescriptionProperty = null;
+        NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
+
+        for (int i = 0; i < xmlPropNodes.getLength(); ++i) {
+            Element xmlPropElement = (Element) xmlPropNodes.item(i);
+            if (!xmlPropElement.getParentNode().getAttributes().getNamedItem("name").getNodeValue()
+                .equals(this.xmlElementElement.getAttribute("name"))) {
+                continue;
+            }
 //			This stopped working, replaced with above - should figure out why...
 //			if ( !xmlPropElement.getParentNode().isSameNode(this.xmlElementElement))
 //				continue;
-			NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
-
-			for ( int j = 0; j < childNodes.getLength(); ++j ) {
-				Element childElement = (Element)childNodes.item(j);
-				// get name
-				int useValue = VALUE_NONE;
-				NamedNodeMap attributes = childElement.getAttributes();
-				for ( int k = 0; k < attributes.getLength(); ++k ) {
-					Attr attr = (Attr) attributes.item(k);
-					String attrName = attr.getNodeName();
-					String attrValue = attr.getNodeValue();
-					if ( attrName == null || attrValue == null )
-						continue;
-					if ( attrName.equals("name") && attrValue.equals("description")) {
-						useValue = VALUE_DESCRIPTION;
-					}
-					if ( useValue == VALUE_DESCRIPTION && attrName.equals("value")) {
-						pathDescriptionProperty = attrValue;
-					}
-				}
-			}
-		}
-        if ( pathDescriptionProperty != null ) {
-        	//suppress non-printable characters in a description
+            NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
+
+            for (int j = 0; j < childNodes.getLength(); ++j) {
+                Element childElement = (Element) childNodes.item(j);
+                // get name
+                int useValue = VALUE_NONE;
+                NamedNodeMap attributes = childElement.getAttributes();
+                for (int k = 0; k < attributes.getLength(); ++k) {
+                    Attr attr = (Attr) attributes.item(k);
+                    String attrName = attr.getNodeName();
+                    String attrValue = attr.getNodeValue();
+                    if (attrName == null || attrValue == null) {
+                        continue;
+                    }
+                    if (attrName.equals("name") && attrValue.equals("description")) {
+                        useValue = VALUE_DESCRIPTION;
+                    }
+                    if (useValue == VALUE_DESCRIPTION && attrName.equals("value")) {
+                        pathDescriptionProperty = attrValue;
+                    }
+                }
+            }
+        }
+        if (pathDescriptionProperty != null) {
+            //suppress non-printable characters in a description
             String replaceDescription = pathDescriptionProperty.replaceAll("[^\\p{ASCII}]", "");
             return replaceDescription;
         }
-		return pathDescriptionProperty;
-	}
-	
-	public Vector<String> getProps(int needValue) {
-		Vector<String> props = new Vector<String>();
-		NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
-
-		for ( int i = 0; i < xmlPropNodes.getLength(); ++i ) {
-		Element xmlPropElement = (Element)xmlPropNodes.item(i);
-			if ( !xmlPropElement.getParentNode().isSameNode(this.xmlElementElement))
-				continue;
-			NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
-			for ( int j = 0; j < childNodes.getLength(); ++j ) {
-				Element childElement = (Element)childNodes.item(j);
-				// get name
-				int useValue = VALUE_NONE;
-				NamedNodeMap attributes = childElement.getAttributes();
-				for ( int k = 0; k < attributes.getLength(); ++k ) {
-					Attr attr = (Attr) attributes.item(k);
-					String attrName = attr.getNodeName();
-					String attrValue = attr.getNodeValue();
-					if ( attrName == null || attrValue == null )
-						continue;
-					if ( needValue == VALUE_INDEXED_PROPS && attrValue.equals("indexedProps")) {
-						useValue = VALUE_INDEXED_PROPS;
-					} else if ( needValue == VALUE_DSLSTARTNODE && attrValue.equals("dslStartNodeProps")) {
-						useValue = VALUE_DSLSTARTNODE;
-					}
-					if ( useValue != VALUE_NONE && attrName.equals("value")) {
-						props = getProps( attrValue );
-					}
-				}
-			}
-		}
-		return props;
-	}
-	
-	private static Vector<String> getProps( String attrValue )
-	{
-		if ( attrValue == null )
-			return null;
-		StringTokenizer st = new StringTokenizer( attrValue, ",");
-		if ( st.countTokens() ==  0 )
-			return null;
-		Vector<String> result = new Vector<String>();
-		while ( st.hasMoreTokens()) {
-			result.add(st.nextToken());
-		}
-		return result;
-	}
-	
-	public Vector<String> getIndexedProps() {
-		return getProps(VALUE_INDEXED_PROPS);
-	}
-
-	public Vector<String> getDslStartNodeProps() {
-		return getProps(VALUE_DSLSTARTNODE);
-	}
-
-	public String getContainerProperty() {
-		NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
-		String container = null;
-		for ( int i = 0; i < xmlPropNodes.getLength(); ++i ) {
-			Element xmlPropElement = (Element)xmlPropNodes.item(i);
-			if ( !xmlPropElement.getParentNode().isSameNode(this.xmlElementElement))
-				continue;
-			NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
-			for ( int j = 0; j < childNodes.getLength(); ++j ) {
-				Element childElement = (Element)childNodes.item(j);
-				// get name
-				int useValue = VALUE_NONE;
-				NamedNodeMap attributes = childElement.getAttributes();
-				for ( int k = 0; k < attributes.getLength(); ++k ) {
-					Attr attr = (Attr) attributes.item(k);
-					String attrName = attr.getNodeName();
-					String attrValue = attr.getNodeValue();
-					if ( attrName == null || attrValue == null )
-						continue;
-					if ( useValue == VALUE_CONTAINER && attrName.equals("value")) {
-						container = attrValue;
-					}
-					if ( attrValue.equals("container")) {
-						useValue  = VALUE_CONTAINER;
-					}
-				}
-			}
-		}
-		return container;
-	}
-
-	public String getQueryParamYAML() {
-		StringBuffer sbParameter = new StringBuffer();
-		sbParameter.append(("        - name: " + this.getAttribute("name") + "\n"));
-		sbParameter.append(("          in: query\n"));
-		if ( this.getAttribute("description") != null && this.getAttribute("description").length() > 0 )
-			sbParameter.append(("          description: " + this.getAttribute("description") + "\n"));
-		else
-			sbParameter.append(("          description: n/a\n"));
-		sbParameter.append(("          required: false\n"));
-		if ( ("java.lang.String").equals(this.getAttribute("type")))
-			sbParameter.append("          type: string\n");
-		if ( ("java.lang.Long").equals(this.getAttribute("type"))) {
-			sbParameter.append("          type: integer\n");
-			sbParameter.append("          format: int64\n");
-		}
-		if ( ("java.lang.Integer").equals(this.getAttribute("type"))) {
-			sbParameter.append("          type: integer\n");
-			sbParameter.append("          format: int32\n");
-		}
-		if ( ("java.lang.Boolean").equals(this.getAttribute("type"))) {
-			sbParameter.append("          type: boolean\n");
-		}
-		return sbParameter.toString();
-	}
-	
-	public String getPathParamYAML(String elementDescription) {
-		return getPathParamYAML(elementDescription, null);
-	}
-
-	public String getPathParamYAML(String elementDescription, String overrideName) {
-		// updated to allow caller to provide parameter name to use in API 
-		StringBuffer sbParameter = new StringBuffer();
-		if ( overrideName == null ) {
-			overrideName = this.getAttribute("name");
-		}
-		sbParameter.append(("        - name: " + overrideName + "\n"));
-		sbParameter.append(("          in: path\n"));
-		if ( elementDescription != null && elementDescription.length() > 0 )
-			sbParameter.append(("          description: " + elementDescription + "\n"));
-		sbParameter.append(("          required: true\n"));
-		if ( ("java.lang.String").equals(this.getAttribute("type")))
-			sbParameter.append("          type: string\n");
-		if ( ("java.lang.Long").equals(this.getAttribute("type"))) {
-			sbParameter.append("          type: integer\n");
-			sbParameter.append("          format: int64\n");
-		}
-		if ( ("java.lang.Integer").equals(this.getAttribute("type"))) {
-			sbParameter.append("          type: integer\n");
-			sbParameter.append("          format: int32\n");
-		}
-		if ( ("java.lang.Boolean").equals(this.getAttribute("type"))) {
-			sbParameter.append("          type: boolean\n");
-		}
-		if(StringUtils.isNotBlank(this.getAttribute("name"))) {
-			sbParameter.append("          example: "+"__"+this.getAttribute("name").toUpperCase()+"__"+"\n");
-		}
-		return sbParameter.toString();
-	}
-
-	public String getHTMLElement(SchemaVersion v, boolean useAnnotation, HTMLfromOXM driver) {
-		StringBuffer sbElement = new StringBuffer();
-		String elementName = this.getAttribute("name");
-		String elementType = this.getAttribute("type");
-		String elementContainerType = this.getAttribute("container-type");
-		String elementIsRequired = this.getAttribute("required");
-		String addType = elementType.contains("." + v.toString() + ".") ? elementType.substring(elementType.lastIndexOf('.')+1) : null;
-
-		if ( addType != null ) {
-			sbElement.append("        <xs:element ref=\"tns:" + driver.getXmlRootElementName(addType)+"\"");
-		} else {
-			sbElement.append("        <xs:element name=\"" + elementName +"\"");
-		}
-		if ( elementType.equals("java.lang.String"))
-			sbElement.append(" type=\"xs:string\"");
-		if ( elementType.equals("java.lang.Long"))
-			sbElement.append(" type=\"xs:unsignedInt\"");
-		if ( elementType.equals("java.lang.Integer"))
-			sbElement.append(" type=\"xs:int\"");
-		if ( elementType.equals("java.lang.Boolean"))
-			sbElement.append(" type=\"xs:boolean\"");
-		if ( addType != null || elementType.startsWith("java.lang.") ) {
-			sbElement.append(" minOccurs=\"0\"");
-		}
-		if ( elementContainerType != null && elementContainerType.equals("java.util.ArrayList")) {
-			sbElement.append(" maxOccurs=\"" + maxOccurs + "\"");
-		}
-		if(useAnnotation) {
-			String annotation = new XSDElement(xmlElementElement, maxOccurs).getHTMLAnnotation("field", "          ");
-			sbElement.append(StringUtils.isNotEmpty(annotation) ? ">" + OxmFileProcessor.LINE_SEPARATOR : "");
-				sbElement.append(annotation);
-				sbElement.append(StringUtils.isNotEmpty(annotation) ? "        </xs:element>" + OxmFileProcessor.LINE_SEPARATOR : "/>" + OxmFileProcessor.LINE_SEPARATOR );
-		} else {
-			sbElement.append("/>" + OxmFileProcessor.LINE_SEPARATOR);
-		}
-		return this.getHTMLElementWrapper(sbElement.toString(), v, useAnnotation);
+        return pathDescriptionProperty;
+    }
+
+    public Vector<String> getProps(int needValue) {
+        Vector<String> props = new Vector<String>();
+        NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
+
+        for (int i = 0; i < xmlPropNodes.getLength(); ++i) {
+            Element xmlPropElement = (Element) xmlPropNodes.item(i);
+            if (!xmlPropElement.getParentNode().isSameNode(this.xmlElementElement)) {
+                continue;
+            }
+            NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
+            for (int j = 0; j < childNodes.getLength(); ++j) {
+                Element childElement = (Element) childNodes.item(j);
+                // get name
+                int useValue = VALUE_NONE;
+                NamedNodeMap attributes = childElement.getAttributes();
+                for (int k = 0; k < attributes.getLength(); ++k) {
+                    Attr attr = (Attr) attributes.item(k);
+                    String attrName = attr.getNodeName();
+                    String attrValue = attr.getNodeValue();
+                    if (attrName == null || attrValue == null) {
+                        continue;
+                    }
+                    if (needValue == VALUE_INDEXED_PROPS && attrValue.equals("indexedProps")) {
+                        useValue = VALUE_INDEXED_PROPS;
+                    } else if (needValue == VALUE_DSLSTARTNODE &&
+                        attrValue.equals("dslStartNodeProps")) {
+                        useValue = VALUE_DSLSTARTNODE;
+                    }
+                    if (useValue != VALUE_NONE && attrName.equals("value")) {
+                        props = getProps(attrValue);
+                    }
+                }
+            }
+        }
+        return props;
+    }
+
+    private static Vector<String> getProps(String attrValue) {
+        if (attrValue == null) {
+            return null;
+        }
+        StringTokenizer st = new StringTokenizer(attrValue, ",");
+        if (st.countTokens() == 0) {
+            return null;
+        }
+        Vector<String> result = new Vector<String>();
+        while (st.hasMoreTokens()) {
+            result.add(st.nextToken());
+        }
+        return result;
+    }
+
+    public Vector<String> getIndexedProps() {
+        return getProps(VALUE_INDEXED_PROPS);
+    }
+
+    public Vector<String> getDslStartNodeProps() {
+        return getProps(VALUE_DSLSTARTNODE);
+    }
+
+    public String getContainerProperty() {
+        NodeList xmlPropNodes = this.getElementsByTagName("xml-properties");
+        String container = null;
+        for (int i = 0; i < xmlPropNodes.getLength(); ++i) {
+            Element xmlPropElement = (Element) xmlPropNodes.item(i);
+            if (!xmlPropElement.getParentNode().isSameNode(this.xmlElementElement)) {
+                continue;
+            }
+            NodeList childNodes = xmlPropElement.getElementsByTagName("xml-property");
+            for (int j = 0; j < childNodes.getLength(); ++j) {
+                Element childElement = (Element) childNodes.item(j);
+                // get name
+                int useValue = VALUE_NONE;
+                NamedNodeMap attributes = childElement.getAttributes();
+                for (int k = 0; k < attributes.getLength(); ++k) {
+                    Attr attr = (Attr) attributes.item(k);
+                    String attrName = attr.getNodeName();
+                    String attrValue = attr.getNodeValue();
+                    if (attrName == null || attrValue == null) {
+                        continue;
+                    }
+                    if (useValue == VALUE_CONTAINER && attrName.equals("value")) {
+                        container = attrValue;
+                    }
+                    if (attrValue.equals("container")) {
+                        useValue = VALUE_CONTAINER;
+                    }
+                }
+            }
+        }
+        return container;
+    }
+
+    public String getQueryParamYAML() {
+        StringBuilder sbParameter = new StringBuilder();
+        sbParameter.append("        - name: ").append(this.getAttribute("name")).append("\n");
+        sbParameter.append(("          in: query\n"));
+        if (this.getAttribute("description") != null &&
+            this.getAttribute("description").length() > 0) {
+            sbParameter.append("          description: ").append(this.getAttribute("description"))
+                .append("\n");
+        } else {
+            sbParameter.append(("          description: n/a\n"));
+        }
+        sbParameter.append(("          required: false\n"));
+        if (("java.lang.String").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: string\n");
+        }
+        if (("java.lang.Long").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: integer\n");
+            sbParameter.append("          format: int64\n");
+        }
+        if (("java.lang.Integer").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: integer\n");
+            sbParameter.append("          format: int32\n");
+        }
+        if (("java.lang.Boolean").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: boolean\n");
+        }
+        return sbParameter.toString();
+    }
+
+    public String getPathParamYAML(String elementDescription) {
+        return getPathParamYAML(elementDescription, null);
+    }
+
+    public String getPathParamYAML(String elementDescription, String overrideName) {
+        // updated to allow caller to provide parameter name to use in API
+        StringBuilder sbParameter = new StringBuilder();
+        if (overrideName == null) {
+            overrideName = this.getAttribute("name");
+        }
+        sbParameter.append("        - name: ").append(overrideName).append("\n");
+        sbParameter.append(("          in: path\n"));
+        if (elementDescription != null && elementDescription.length() > 0) {
+            sbParameter.append("          description: ").append(elementDescription).append("\n");
+        }
+        sbParameter.append(("          required: true\n"));
+        if (("java.lang.String").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: string\n");
+        }
+        if (("java.lang.Long").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: integer\n");
+            sbParameter.append("          format: int64\n");
+        }
+        if (("java.lang.Integer").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: integer\n");
+            sbParameter.append("          format: int32\n");
+        }
+        if (("java.lang.Boolean").equals(this.getAttribute("type"))) {
+            sbParameter.append("          type: boolean\n");
+        }
+        if (StringUtils.isNotBlank(this.getAttribute("name"))) {
+            sbParameter.append("          example: " + "__")
+                .append(this.getAttribute("name").toUpperCase()).append("__").append("\n");
+        }
+        return sbParameter.toString();
+    }
+
+    public String getHTMLElement(SchemaVersion v, boolean useAnnotation, HTMLfromOXM driver) {
+        StringBuilder sbElement = new StringBuilder();
+        String elementName = this.getAttribute("name");
+        String elementType = this.getAttribute("type");
+        String elementContainerType = this.getAttribute("container-type");
+        String elementIsRequired = this.getAttribute("required");
+        String addType = elementType.contains("." + v.toString() + ".") ?
+            elementType.substring(elementType.lastIndexOf('.') + 1) : null;
+
+        if (addType != null) {
+            sbElement.append("        <xs:element ref=\"tns:")
+                .append(driver.getXmlRootElementName(addType)).append("\"");
+        } else {
+            sbElement.append("        <xs:element name=\"").append(elementName).append("\"");
+        }
+        if (elementType.equals("java.lang.String")) {
+            sbElement.append(" type=\"xs:string\"");
+        }
+        if (elementType.equals("java.lang.Long")) {
+            sbElement.append(" type=\"xs:unsignedInt\"");
+        }
+        if (elementType.equals("java.lang.Integer")) {
+            sbElement.append(" type=\"xs:int\"");
+        }
+        if (elementType.equals("java.lang.Boolean")) {
+            sbElement.append(" type=\"xs:boolean\"");
+        }
+        if (addType != null || elementType.startsWith("java.lang.")) {
+            sbElement.append(" minOccurs=\"0\"");
+        }
+        if (elementContainerType != null && elementContainerType.equals("java.util.ArrayList")) {
+            sbElement.append(" maxOccurs=\"").append(maxOccurs).append("\"");
+        }
+        if (useAnnotation) {
+            String annotation = new XSDElement(xmlElementElement, maxOccurs)
+                .getHTMLAnnotation("field", "          ");
+            sbElement.append(
+                StringUtils.isNotEmpty(annotation) ? ">" + OxmFileProcessor.LINE_SEPARATOR : "");
+            sbElement.append(annotation);
+            sbElement.append(StringUtils.isNotEmpty(annotation) ?
+                "        </xs:element>" + OxmFileProcessor.LINE_SEPARATOR :
+                "/>" + OxmFileProcessor.LINE_SEPARATOR);
+        } else {
+            sbElement.append("/>").append(OxmFileProcessor.LINE_SEPARATOR);
+        }
+        return this.getHTMLElementWrapper(sbElement.toString(), v, useAnnotation);
 //		return sbElement.toString();
-	}
-
-	public String getHTMLElementWrapper(String unwrappedElement, SchemaVersion v, boolean useAnnotation) {
-
-		NodeList childNodes = this.getElementsByTagName("xml-element-wrapper");
-
-		String xmlElementWrapper = null;
-		if ( childNodes.getLength() > 0 ) {
-			Element childElement = (Element)childNodes.item(0);
-			// get name
-			xmlElementWrapper = childElement == null ? null : childElement.getAttribute("name");
-		}
-		if(xmlElementWrapper == null)
-			return unwrappedElement;
-
-		StringBuffer sbElement = new StringBuffer();
-		sbElement.append("        <xs:element name=\"" + xmlElementWrapper +"\"");
-		String elementType = xmlElementElement.getAttribute("type");
-		String elementIsRequired = this.getAttribute("required");
-		String addType = elementType.contains("." + v.toString() + ".") ? elementType.substring(elementType.lastIndexOf('.')+1) : null;
-
-		if ( elementIsRequired == null || !elementIsRequired.equals("true")||addType != null) {
-			sbElement.append(" minOccurs=\"0\"");
-		}
-		sbElement.append(">" + OxmFileProcessor.LINE_SEPARATOR);
-		sbElement.append("          <xs:complexType>" + OxmFileProcessor.LINE_SEPARATOR);
-		if(useAnnotation) {
-			XSDElement javaTypeElement = new XSDElement((Element)this.getParentNode(), maxOccurs);
-			sbElement.append(javaTypeElement.getHTMLAnnotation("class", "            "));
-		}
-		sbElement.append("            <xs:sequence>" + OxmFileProcessor.LINE_SEPARATOR);
-		sbElement.append("      ");
-		sbElement.append(unwrappedElement);
-		sbElement.append("            </xs:sequence>" + OxmFileProcessor.LINE_SEPARATOR);
-		sbElement.append("          </xs:complexType>" + OxmFileProcessor.LINE_SEPARATOR);
-		sbElement.append("        </xs:element>" + OxmFileProcessor.LINE_SEPARATOR);
-		return sbElement.toString();
-	}
-
-	public String getHTMLAnnotation(String target, String indentation) {
-		StringBuffer sb = new StringBuffer();
-		List<String> metadata = new ArrayList<>();
-		if("true".equals(this.getAttribute("xml-key")) ) {
-			metadata.add("isKey=true");
-		}
-
-		NodeList xmlPropTags = this.getElementsByTagName("xml-properties");
-		Element xmlPropElement = null;
-		for ( int i = 0; i < xmlPropTags.getLength(); ++i ) {
-			xmlPropElement = (Element)xmlPropTags.item(i);
-			if (! xmlPropElement.getParentNode().getAttributes().getNamedItem("name").getNodeValue().equals(this.xmlElementElement.getAttribute("name")))
-				continue;
-			else
-				break;
-		}
-		if(xmlPropElement != null) {
-			NodeList xmlProperties = xmlPropElement.getElementsByTagName("xml-property");
-			for (int i = 0; i < xmlProperties.getLength(); i++) {
-				Element item = (Element)xmlProperties.item(i);
-				String name = item.getAttribute("name");
-				String value = item.getAttribute("value");
-				if (name.equals("abstract")) {
-					name = "isAbstract";
-				} else if (name.equals("extends")) {
-					name = "extendsFrom";
-				}
-				metadata.add(name + "=\"" + value.replaceAll("&",  "&amp;") + "\"");
-			}
-		}
-		if(metadata.size() == 0) {
-			return "";
-		}
-		sb.append(indentation +"<xs:annotation>" + OxmFileProcessor.LINE_SEPARATOR);
-		sb.append(
-			indentation + "  <xs:appinfo>" + OxmFileProcessor.LINE_SEPARATOR +
-			indentation + "    <annox:annotate target=\""+target+"\">@org.onap.aai.annotations.Metadata(" + Joiner.on(",").join(metadata) + ")</annox:annotate>" + OxmFileProcessor.LINE_SEPARATOR +
-			indentation + "  </xs:appinfo>" + OxmFileProcessor.LINE_SEPARATOR);
-		sb.append(indentation +"</xs:annotation>" + OxmFileProcessor.LINE_SEPARATOR);
-		return sb.toString();
-	}
-
-	public String getTypePropertyYAML(boolean isDslStartNode) {
-		StringBuffer sbProperties = new StringBuffer();
-		sbProperties.append("      " + this.getAttribute("name") + ":\n");
-		sbProperties.append("        type: ");
-
-		if (  ("java.lang.String").equals(this.getAttribute("type")))
-			sbProperties.append("string\n");
-		else if ( ("java.lang.Long").equals(this.getAttribute("type"))) {
-			sbProperties.append("integer\n");
-			sbProperties.append("        format: int64\n");
-		}
-		else if ( ("java.lang.Integer").equals(this.getAttribute("type"))){
-			sbProperties.append("integer\n");
-			sbProperties.append("        format: int32\n");
-		}
-		else if ( ("java.lang.Boolean").equals(this.getAttribute("type")))
-			sbProperties.append("boolean\n");
-		String attrDescription = this.getPathDescriptionProperty();
-		if ( attrDescription != null && attrDescription.length() > 0 ) {
-			if ( !isDslStartNode ) {
-				sbProperties.append("        description: " + attrDescription + "\n");
-			} else {
-				sbProperties.append("        description: |\n");
-				sbProperties.append("          "  + attrDescription + "\n");
-				sbProperties.append("          *This property can be used as a filter to find the start node for a dsl query\n");
-			}
-		} else {
-			if ( isDslStartNode ) {
-				sbProperties.append("        description: |\n");
-				sbProperties.append("          \n");
-				sbProperties.append("          *This property can be used as a filter to find the start node for a dsl query\n");
-			}			
-		}
-		String elementAlsoRequiresProperty=this.getRequiresProperty();
-		if ( StringUtils.isNotEmpty(elementAlsoRequiresProperty) )
-			sbProperties.append("        also requires: " + elementAlsoRequiresProperty + "\n");
-		return sbProperties.toString();
-	}
-
-	public boolean isStandardType()
-	{
-		switch ( this.getAttribute("type") ) {
-		case "java.lang.String":
-		case "java.lang.Long":
-		case "java.lang.Integer":
-		case"java.lang.Boolean":
-			return true;
-		}
-		return false;
-	}
-
-	@Override
-	public String getNodeName() {
-		return xmlElementElement.getNodeName();
-	}
-
-	@Override
-	public String getNodeValue() throws DOMException {
-		return xmlElementElement.getNodeValue();
-	}
-
-	@Override
-	public void setNodeValue(String nodeValue) throws DOMException {
-		xmlElementElement.setNodeValue(nodeValue);
-	}
-
-	@Override
-	public short getNodeType() {
-		return xmlElementElement.getNodeType();
-	}
-
-	@Override
-	public Node getParentNode() {
-		return xmlElementElement.getParentNode();
-	}
-
-	@Override
-	public NodeList getChildNodes() {
-		return xmlElementElement.getChildNodes();
-	}
-
-	@Override
-	public Node getFirstChild() {
-		return xmlElementElement.getFirstChild();
-	}
-
-	@Override
-	public Node getLastChild() {
-		return xmlElementElement.getLastChild();
-	}
-
-	@Override
-	public Node getPreviousSibling() {
-		return xmlElementElement.getPreviousSibling();
-	}
-
-	@Override
-	public Node getNextSibling() {
-		return xmlElementElement.getNextSibling();
-	}
-
-	@Override
-	public NamedNodeMap getAttributes() {
-		return xmlElementElement.getAttributes();
-	}
-
-	@Override
-	public Document getOwnerDocument() {
-		return xmlElementElement.getOwnerDocument();
-	}
-
-	@Override
-	public Node insertBefore(Node newChild, Node refChild) throws DOMException {
-		return xmlElementElement.insertBefore(newChild, refChild);
-	}
-
-	@Override
-	public Node replaceChild(Node newChild, Node oldChild) throws DOMException {
-		return xmlElementElement.replaceChild(newChild, oldChild);
-	}
-
-	@Override
-	public Node removeChild(Node oldChild) throws DOMException {
-		return xmlElementElement.removeChild(oldChild);
-	}
-
-	@Override
-	public Node appendChild(Node newChild) throws DOMException {
-		return xmlElementElement.appendChild(newChild);
-	}
-
-	@Override
-	public boolean hasChildNodes() {
-		return xmlElementElement.hasChildNodes();
-	}
-
-	@Override
-	public Node cloneNode(boolean deep) {
-		return xmlElementElement.cloneNode(deep);
-	}
-
-	@Override
-	public void normalize() {
-		xmlElementElement.normalize();
-	}
-
-	@Override
-	public boolean isSupported(String feature, String version) {
-		return xmlElementElement.isSupported(feature, version);
-	}
-
-	@Override
-	public String getNamespaceURI() {
-		return xmlElementElement.getNamespaceURI();
-	}
-
-	@Override
-	public String getPrefix() {
-		return xmlElementElement.getPrefix();
-	}
-
-	@Override
-	public void setPrefix(String prefix) throws DOMException {
-		xmlElementElement.setPrefix(prefix);
-	}
-
-	@Override
-	public String getLocalName() {
-
-		return xmlElementElement.getLocalName();
-	}
-
-	@Override
-	public boolean hasAttributes() {
-		return xmlElementElement.hasAttributes();
-	}
-
-	@Override
-	public String getBaseURI() {
-		return xmlElementElement.getBaseURI();
-	}
-
-	@Override
-	public short compareDocumentPosition(Node other) throws DOMException {
-		return xmlElementElement.compareDocumentPosition(other);
-	}
-
-	@Override
-	public String getTextContent() throws DOMException {
-		return xmlElementElement.getTextContent();
-	}
-
-	@Override
-	public void setTextContent(String textContent) throws DOMException {
-		xmlElementElement.setTextContent(textContent);
-	}
-
-	@Override
-	public boolean isSameNode(Node other) {
-		return xmlElementElement.isSameNode(other);
-	}
-
-	@Override
-	public String lookupPrefix(String namespaceURI) {
-		return xmlElementElement.lookupPrefix(namespaceURI);
-	}
-
-	@Override
-	public boolean isDefaultNamespace(String namespaceURI) {
-		return xmlElementElement.isDefaultNamespace(namespaceURI);
-	}
-
-	@Override
-	public String lookupNamespaceURI(String prefix) {
-		return xmlElementElement.lookupNamespaceURI(prefix);
-	}
-
-	@Override
-	public boolean isEqualNode(Node arg) {
-		return xmlElementElement.isEqualNode(arg);
-	}
-
-	@Override
-	public Object getFeature(String feature, String version) {
-		return xmlElementElement.getFeature(feature, version);
-	}
-
-	@Override
-	public Object setUserData(String key, Object data, UserDataHandler handler) {
-		return xmlElementElement.setUserData(key, data, handler);
-	}
-
-	@Override
-	public Object getUserData(String key) {
-		return xmlElementElement.getUserData(key);
-	}
-
-	@Override
-	public String getTagName() {
-		return xmlElementElement.getTagName();
-	}
-
-	@Override
-	public String getAttribute(String name) {
-		return xmlElementElement.getAttribute(name);
-	}
-
-	@Override
-	public void setAttribute(String name, String value) throws DOMException {
-		xmlElementElement.setAttribute(name, value);
-	}
-
-	@Override
-	public void removeAttribute(String name) throws DOMException {
-		xmlElementElement.removeAttribute(name);
-	}
-
-	@Override
-	public Attr getAttributeNode(String name) {
-		return xmlElementElement.getAttributeNode(name);
-	}
-
-	@Override
-	public Attr setAttributeNode(Attr newAttr) throws DOMException {
-		return xmlElementElement.setAttributeNode(newAttr);
-	}
-
-	@Override
-	public Attr removeAttributeNode(Attr oldAttr) throws DOMException {
-		return xmlElementElement.removeAttributeNode(oldAttr);
-	}
-
-	@Override
-	public NodeList getElementsByTagName(String name) {
-		return xmlElementElement.getElementsByTagName(name);
-	}
-
-	@Override
-	public String getAttributeNS(String namespaceURI, String localName) throws DOMException {
-		return xmlElementElement.getAttributeNS(namespaceURI, localName);
-	}
-
-	@Override
-	public void setAttributeNS(String namespaceURI, String qualifiedName, String value) throws DOMException {
-		 xmlElementElement.setAttributeNS(namespaceURI, qualifiedName, value);
-		 return;
-	}
-
-	@Override
-	public void removeAttributeNS(String namespaceURI, String localName) throws DOMException {
-		xmlElementElement.removeAttributeNS(namespaceURI, localName);
-	}
-
-	@Override
-	public Attr getAttributeNodeNS(String namespaceURI, String localName) throws DOMException {
-		return xmlElementElement.getAttributeNodeNS(namespaceURI, localName);
-	}
-
-	@Override
-	public Attr setAttributeNodeNS(Attr newAttr) throws DOMException {
-		return xmlElementElement.setAttributeNodeNS(newAttr);
-	}
-
-	@Override
-	public NodeList getElementsByTagNameNS(String namespaceURI, String localName) throws DOMException {
-		return xmlElementElement.getElementsByTagNameNS(namespaceURI, localName);
-	}
-
-	@Override
-	public boolean hasAttribute(String name) {
-		return xmlElementElement.hasAttribute(name);
-	}
-
-	@Override
-	public boolean hasAttributeNS(String namespaceURI, String localName) throws DOMException {
-		return xmlElementElement.hasAttributeNS(namespaceURI, localName);
-	}
-
-	@Override
-	public TypeInfo getSchemaTypeInfo() {
-		return xmlElementElement.getSchemaTypeInfo();
-	}
-
-	@Override
-	public void setIdAttribute(String name, boolean isId) throws DOMException {
-		xmlElementElement.setIdAttribute(name, isId);
-
-	}
-
-	@Override
-	public void setIdAttributeNS(String namespaceURI, String localName, boolean isId) throws DOMException {
-		xmlElementElement.setIdAttributeNS(namespaceURI, localName, isId);
-	}
-
-	@Override
-	public void setIdAttributeNode(Attr idAttr, boolean isId) throws DOMException {
-		xmlElementElement.setIdAttributeNode(idAttr, isId);
-		return;
-	}
-
-
-}
\ No newline at end of file
+    }
+
+    public String getHTMLElementWrapper(String unwrappedElement, SchemaVersion v,
+                                        boolean useAnnotation) {
+
+        NodeList childNodes = this.getElementsByTagName("xml-element-wrapper");
+
+        String xmlElementWrapper = null;
+        if (childNodes.getLength() > 0) {
+            Element childElement = (Element) childNodes.item(0);
+            // get name
+            xmlElementWrapper = childElement == null ? null : childElement.getAttribute("name");
+        }
+        if (xmlElementWrapper == null) {
+            return unwrappedElement;
+        }
+
+        StringBuilder sbElement = new StringBuilder();
+        sbElement.append("        <xs:element name=\"").append(xmlElementWrapper).append("\"");
+        String elementType = xmlElementElement.getAttribute("type");
+        String elementIsRequired = this.getAttribute("required");
+        String addType = elementType.contains("." + v.toString() + ".") ?
+            elementType.substring(elementType.lastIndexOf('.') + 1) : null;
+
+        if (elementIsRequired == null || !elementIsRequired.equals("true") || addType != null) {
+            sbElement.append(" minOccurs=\"0\"");
+        }
+        sbElement.append(">").append(OxmFileProcessor.LINE_SEPARATOR);
+        sbElement.append("          <xs:complexType>").append(OxmFileProcessor.LINE_SEPARATOR);
+        if (useAnnotation) {
+            XSDElement javaTypeElement = new XSDElement((Element) this.getParentNode(), maxOccurs);
+            sbElement.append(javaTypeElement.getHTMLAnnotation("class", "            "));
+        }
+        sbElement.append("            <xs:sequence>").append(OxmFileProcessor.LINE_SEPARATOR);
+        sbElement.append("      ");
+        sbElement.append(unwrappedElement);
+        sbElement.append("            </xs:sequence>").append(OxmFileProcessor.LINE_SEPARATOR);
+        sbElement.append("          </xs:complexType>").append(OxmFileProcessor.LINE_SEPARATOR);
+        sbElement.append("        </xs:element>").append(OxmFileProcessor.LINE_SEPARATOR);
+        return sbElement.toString();
+    }
+
+    public String getHTMLAnnotation(String target, String indentation) {
+        StringBuilder sb = new StringBuilder();
+        List<String> metadata = new ArrayList<>();
+        if ("true".equals(this.getAttribute("xml-key"))) {
+            metadata.add("isKey=true");
+        }
+
+        NodeList xmlPropTags = this.getElementsByTagName("xml-properties");
+        Element xmlPropElement = null;
+        for (int i = 0; i < xmlPropTags.getLength(); ++i) {
+            xmlPropElement = (Element) xmlPropTags.item(i);
+            if (xmlPropElement.getParentNode().getAttributes().getNamedItem("name").getNodeValue()
+                .equals(this.xmlElementElement.getAttribute("name"))) {
+                break;
+            }
+        }
+        if (xmlPropElement != null) {
+            NodeList xmlProperties = xmlPropElement.getElementsByTagName("xml-property");
+            for (int i = 0; i < xmlProperties.getLength(); i++) {
+                Element item = (Element) xmlProperties.item(i);
+                String name = item.getAttribute("name");
+                String value = item.getAttribute("value");
+                if (name.equals("abstract")) {
+                    name = "isAbstract";
+                } else if (name.equals("extends")) {
+                    name = "extendsFrom";
+                }
+                metadata.add(name + "=\"" + value.replaceAll("&", "&amp;") + "\"");
+            }
+        }
+        if (metadata.size() == 0) {
+            return "";
+        }
+        sb.append(indentation).append("<xs:annotation>").append(OxmFileProcessor.LINE_SEPARATOR);
+        sb.append(indentation).append("  <xs:appinfo>").append(OxmFileProcessor.LINE_SEPARATOR)
+            .append(indentation).append("    <annox:annotate target=\"").append(target)
+            .append("\">@org.onap.aai.annotations.Metadata(").append(Joiner.on(",").join(metadata))
+            .append(")</annox:annotate>").append(OxmFileProcessor.LINE_SEPARATOR)
+            .append(indentation).append("  </xs:appinfo>").append(OxmFileProcessor.LINE_SEPARATOR);
+        sb.append(indentation).append("</xs:annotation>").append(OxmFileProcessor.LINE_SEPARATOR);
+        return sb.toString();
+    }
+
+    public String getTypePropertyYAML(boolean isDslStartNode) {
+        StringBuilder sbProperties = new StringBuilder();
+        sbProperties.append("      ").append(this.getAttribute("name")).append(":\n");
+        sbProperties.append("        type: ");
+
+        if (("java.lang.String").equals(this.getAttribute("type"))) {
+            sbProperties.append("string\n");
+        } else if (("java.lang.Long").equals(this.getAttribute("type"))) {
+            sbProperties.append("integer\n");
+            sbProperties.append("        format: int64\n");
+        } else if (("java.lang.Integer").equals(this.getAttribute("type"))) {
+            sbProperties.append("integer\n");
+            sbProperties.append("        format: int32\n");
+        } else if (("java.lang.Boolean").equals(this.getAttribute("type"))) {
+            sbProperties.append("boolean\n");
+        }
+        String attrDescription = this.getPathDescriptionProperty();
+        if (attrDescription != null && attrDescription.length() > 0) {
+            if (!isDslStartNode) {
+                sbProperties.append("        description: ").append(attrDescription).append("\n");
+            } else {
+                sbProperties.append("        description: |\n");
+                sbProperties.append("          ").append(attrDescription).append("\n");
+                sbProperties.append(
+                    "          *This property can be used as a filter to find the start node for a dsl query\n");
+            }
+        } else {
+            if (isDslStartNode) {
+                sbProperties.append("        description: |\n");
+                sbProperties.append("          \n");
+                sbProperties.append(
+                    "          *This property can be used as a filter to find the start node for a dsl query\n");
+            }
+        }
+        String elementAlsoRequiresProperty = this.getRequiresProperty();
+        if (StringUtils.isNotEmpty(elementAlsoRequiresProperty)) {
+            sbProperties.append("        also requires: ").append(elementAlsoRequiresProperty)
+                .append("\n");
+        }
+        return sbProperties.toString();
+    }
+
+    public boolean isStandardType() {
+        switch (this.getAttribute("type")) {
+            case "java.lang.String":
+            case "java.lang.Long":
+            case "java.lang.Integer":
+            case "java.lang.Boolean":
+                return true;
+        }
+        return false;
+    }
+
+    @Override
+    public String getNodeName() {
+        return xmlElementElement.getNodeName();
+    }
+
+    @Override
+    public String getNodeValue() throws DOMException {
+        return xmlElementElement.getNodeValue();
+    }
+
+    @Override
+    public void setNodeValue(String nodeValue) throws DOMException {
+        xmlElementElement.setNodeValue(nodeValue);
+    }
+
+    @Override
+    public short getNodeType() {
+        return xmlElementElement.getNodeType();
+    }
+
+    @Override
+    public Node getParentNode() {
+        return xmlElementElement.getParentNode();
+    }
+
+    @Override
+    public NodeList getChildNodes() {
+        return xmlElementElement.getChildNodes();
+    }
+
+    @Override
+    public Node getFirstChild() {
+        return xmlElementElement.getFirstChild();
+    }
+
+    @Override
+    public Node getLastChild() {
+        return xmlElementElement.getLastChild();
+    }
+
+    @Override
+    public Node getPreviousSibling() {
+        return xmlElementElement.getPreviousSibling();
+    }
+
+    @Override
+    public Node getNextSibling() {
+        return xmlElementElement.getNextSibling();
+    }
+
+    @Override
+    public NamedNodeMap getAttributes() {
+        return xmlElementElement.getAttributes();
+    }
+
+    @Override
+    public Document getOwnerDocument() {
+        return xmlElementElement.getOwnerDocument();
+    }
+
+    @Override
+    public Node insertBefore(Node newChild, Node refChild) throws DOMException {
+        return xmlElementElement.insertBefore(newChild, refChild);
+    }
+
+    @Override
+    public Node replaceChild(Node newChild, Node oldChild) throws DOMException {
+        return xmlElementElement.replaceChild(newChild, oldChild);
+    }
+
+    @Override
+    public Node removeChild(Node oldChild) throws DOMException {
+        return xmlElementElement.removeChild(oldChild);
+    }
+
+    @Override
+    public Node appendChild(Node newChild) throws DOMException {
+        return xmlElementElement.appendChild(newChild);
+    }
+
+    @Override
+    public boolean hasChildNodes() {
+        return xmlElementElement.hasChildNodes();
+    }
+
+    @Override
+    public Node cloneNode(boolean deep) {
+        return xmlElementElement.cloneNode(deep);
+    }
+
+    @Override
+    public void normalize() {
+        xmlElementElement.normalize();
+    }
+
+    @Override
+    public boolean isSupported(String feature, String version) {
+        return xmlElementElement.isSupported(feature, version);
+    }
+
+    @Override
+    public String getNamespaceURI() {
+        return xmlElementElement.getNamespaceURI();
+    }
+
+    @Override
+    public String getPrefix() {
+        return xmlElementElement.getPrefix();
+    }
+
+    @Override
+    public void setPrefix(String prefix) throws DOMException {
+        xmlElementElement.setPrefix(prefix);
+    }
+
+    @Override
+    public String getLocalName() {
+
+        return xmlElementElement.getLocalName();
+    }
+
+    @Override
+    public boolean hasAttributes() {
+        return xmlElementElement.hasAttributes();
+    }
+
+    @Override
+    public String getBaseURI() {
+        return xmlElementElement.getBaseURI();
+    }
+
+    @Override
+    public short compareDocumentPosition(Node other) throws DOMException {
+        return xmlElementElement.compareDocumentPosition(other);
+    }
+
+    @Override
+    public String getTextContent() throws DOMException {
+        return xmlElementElement.getTextContent();
+    }
+
+    @Override
+    public void setTextContent(String textContent) throws DOMException {
+        xmlElementElement.setTextContent(textContent);
+    }
+
+    @Override
+    public boolean isSameNode(Node other) {
+        return xmlElementElement.isSameNode(other);
+    }
+
+    @Override
+    public String lookupPrefix(String namespaceURI) {
+        return xmlElementElement.lookupPrefix(namespaceURI);
+    }
+
+    @Override
+    public boolean isDefaultNamespace(String namespaceURI) {
+        return xmlElementElement.isDefaultNamespace(namespaceURI);
+    }
+
+    @Override
+    public String lookupNamespaceURI(String prefix) {
+        return xmlElementElement.lookupNamespaceURI(prefix);
+    }
+
+    @Override
+    public boolean isEqualNode(Node arg) {
+        return xmlElementElement.isEqualNode(arg);
+    }
+
+    @Override
+    public Object getFeature(String feature, String version) {
+        return xmlElementElement.getFeature(feature, version);
+    }
+
+    @Override
+    public Object setUserData(String key, Object data, UserDataHandler handler) {
+        return xmlElementElement.setUserData(key, data, handler);
+    }
+
+    @Override
+    public Object getUserData(String key) {
+        return xmlElementElement.getUserData(key);
+    }
+
+    @Override
+    public String getTagName() {
+        return xmlElementElement.getTagName();
+    }
+
+    @Override
+    public String getAttribute(String name) {
+        return xmlElementElement.getAttribute(name);
+    }
+
+    @Override
+    public void setAttribute(String name, String value) throws DOMException {
+        xmlElementElement.setAttribute(name, value);
+    }
+
+    @Override
+    public void removeAttribute(String name) throws DOMException {
+        xmlElementElement.removeAttribute(name);
+    }
+
+    @Override
+    public Attr getAttributeNode(String name) {
+        return xmlElementElement.getAttributeNode(name);
+    }
+
+    @Override
+    public Attr setAttributeNode(Attr newAttr) throws DOMException {
+        return xmlElementElement.setAttributeNode(newAttr);
+    }
+
+    @Override
+    public Attr removeAttributeNode(Attr oldAttr) throws DOMException {
+        return xmlElementElement.removeAttributeNode(oldAttr);
+    }
+
+    @Override
+    public NodeList getElementsByTagName(String name) {
+        return xmlElementElement.getElementsByTagName(name);
+    }
+
+    @Override
+    public String getAttributeNS(String namespaceURI, String localName) throws DOMException {
+        return xmlElementElement.getAttributeNS(namespaceURI, localName);
+    }
+
+    @Override
+    public void setAttributeNS(String namespaceURI, String qualifiedName, String value)
+        throws DOMException {
+        xmlElementElement.setAttributeNS(namespaceURI, qualifiedName, value);
+    }
+
+    @Override
+    public void removeAttributeNS(String namespaceURI, String localName) throws DOMException {
+        xmlElementElement.removeAttributeNS(namespaceURI, localName);
+    }
+
+    @Override
+    public Attr getAttributeNodeNS(String namespaceURI, String localName) throws DOMException {
+        return xmlElementElement.getAttributeNodeNS(namespaceURI, localName);
+    }
+
+    @Override
+    public Attr setAttributeNodeNS(Attr newAttr) throws DOMException {
+        return xmlElementElement.setAttributeNodeNS(newAttr);
+    }
+
+    @Override
+    public NodeList getElementsByTagNameNS(String namespaceURI, String localName)
+        throws DOMException {
+        return xmlElementElement.getElementsByTagNameNS(namespaceURI, localName);
+    }
+
+    @Override
+    public boolean hasAttribute(String name) {
+        return xmlElementElement.hasAttribute(name);
+    }
+
+    @Override
+    public boolean hasAttributeNS(String namespaceURI, String localName) throws DOMException {
+        return xmlElementElement.hasAttributeNS(namespaceURI, localName);
+    }
+
+    @Override
+    public TypeInfo getSchemaTypeInfo() {
+        return xmlElementElement.getSchemaTypeInfo();
+    }
+
+    @Override
+    public void setIdAttribute(String name, boolean isId) throws DOMException {
+        xmlElementElement.setIdAttribute(name, isId);
+
+    }
+
+    @Override
+    public void setIdAttributeNS(String namespaceURI, String localName, boolean isId)
+        throws DOMException {
+        xmlElementElement.setIdAttributeNS(namespaceURI, localName, isId);
+    }
+
+    @Override
+    public void setIdAttributeNode(Attr idAttr, boolean isId) throws DOMException {
+        xmlElementElement.setIdAttributeNode(idAttr, isId);
+    }
+
+
+}
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDJavaType.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDJavaType.java
index 80ab79b..ee776b2 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDJavaType.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/XSDJavaType.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,48 +17,50 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
 import org.w3c.dom.Element;
 import org.w3c.dom.NodeList;
 
 public class XSDJavaType extends XSDElement {
-	StringBuffer pathSb;
-	StringBuffer definitionsSb;
-	StringBuffer pathParams;
 
-	public XSDJavaType(Element javaTypeElement) {
-		super(javaTypeElement);
-	}
-/*
-	public XSDJavaType(XSDElement javaTypeElement, StringBuffer pathSb, StringBuffer definitionsSb,
-			StringBuffer pathParams) {
-		super(javaTypeElement);
-		this.pathSb = pathSb;
-		this.definitionsSb = definitionsSb;
-		this.pathParams = pathParams;
-	}
-*/
-	public String getItemName() {
-		NodeList parentNodes = this.getElementsByTagName("java-attributes");
-		if(parentNodes.getLength() == 0)
-			return null;
-		Element parentElement = (Element)parentNodes.item(0);
-		NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
-		XSDElement xmlElementElement = new XSDElement((Element)xmlElementNodes.item(0));
-		return xmlElementElement.getAttribute("name");
-	}
+    public XSDJavaType(Element javaTypeElement) {
+        super(javaTypeElement);
+    }
+
+    /*
+        public XSDJavaType(XSDElement javaTypeElement, StringBuffer pathSb, StringBuffer definitionsSb,
+                StringBuffer pathParams) {
+            super(javaTypeElement);
+            this.pathSb = pathSb;
+            this.definitionsSb = definitionsSb;
+            this.pathParams = pathParams;
+        }
+    */
+    public String getItemName() {
+        NodeList parentNodes = this.getElementsByTagName("java-attributes");
+        if (parentNodes.getLength() == 0) {
+            return null;
+        }
+        Element parentElement = (Element) parentNodes.item(0);
+        NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
+        XSDElement xmlElementElement = new XSDElement((Element) xmlElementNodes.item(0));
+        return xmlElementElement.getAttribute("name");
+    }
 
-	public String getArrayType() {
-		NodeList parentNodes = this.getElementsByTagName("java-attributes");
-		if(parentNodes.getLength() == 0)
-			return null;
-		Element parentElement = (Element)parentNodes.item(0);
-		NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
-		XSDElement xmlElementElement = new XSDElement((Element)xmlElementNodes.item(0));
-		if ( xmlElementElement.hasAttribute("container-type") && xmlElementElement.getAttribute("container-type").equals("java.util.ArrayList")) {
-			return xmlElementElement.getAttribute("name");
-		}
-		return null;
-	}
+    public String getArrayType() {
+        NodeList parentNodes = this.getElementsByTagName("java-attributes");
+        if (parentNodes.getLength() == 0) {
+            return null;
+        }
+        Element parentElement = (Element) parentNodes.item(0);
+        NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
+        XSDElement xmlElementElement = new XSDElement((Element) xmlElementNodes.item(0));
+        if (xmlElementElement.hasAttribute("container-type") &&
+            xmlElementElement.getAttribute("container-type").equals("java.util.ArrayList")) {
+            return xmlElementElement.getAttribute("name");
+        }
+        return null;
+    }
 }
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/YAMLfromOXM.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/YAMLfromOXM.java
index 0ec95e9..849b40c 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/YAMLfromOXM.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/genxsd/YAMLfromOXM.java
@@ -7,9 +7,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
+ * <p>
  * http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,9 +17,30 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemagen.genxsd;
 
+import com.google.common.base.CharMatcher;
 import com.google.common.collect.Multimap;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.LinkedHashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.SortedSet;
+import java.util.StringTokenizer;
+import java.util.TreeMap;
+import java.util.TreeSet;
+import java.util.Vector;
+import javax.xml.parsers.ParserConfigurationException;
 import org.apache.commons.lang3.StringUtils;
 import org.onap.aai.edges.EdgeIngestor;
 import org.onap.aai.edges.EdgeRule;
@@ -34,17 +55,6 @@ import org.w3c.dom.Element;
 import org.w3c.dom.NodeList;
 import org.xml.sax.SAXException;
 
-import javax.xml.parsers.ParserConfigurationException;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.nio.charset.Charset;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.util.*;
-
 public class YAMLfromOXM extends OxmFileProcessor {
     private static final Logger logger = LoggerFactory.getLogger("YAMLfromOXM.class");
     // private static StringBuffer totalPathSbAccumulator = new StringBuffer();
@@ -61,7 +71,7 @@ public class YAMLfromOXM extends OxmFileProcessor {
     private String basePath;
 
     public YAMLfromOXM(String basePath, SchemaVersions schemaVersions, NodeIngestor ni,
-        EdgeIngestor ei) {
+                       EdgeIngestor ei) {
         super(schemaVersions, ni, ei);
         this.basePath = basePath;
     }
@@ -80,26 +90,38 @@ public class YAMLfromOXM extends OxmFileProcessor {
 
     @Override
     public String getDocumentHeader() {
-        StringBuffer sb = new StringBuffer();
-        sb.append("swagger: \"2.0\"\ninfo:" + LINE_SEPARATOR + "  ");
+        StringBuilder sb = new StringBuilder();
+        sb.append("swagger: \"2.0\"\ninfo:").append(LINE_SEPARATOR).append("  ");
         sb.append("description: |");
         if (versionSupportsSwaggerDiff(v.toString())) {
             sb.append("\n\n    [Differences versus the previous schema version]("
-                    + "apidocs" + basePath + "/aai_swagger_" + v.toString() + ".diff)");
+                + "apidocs" + basePath + "/aai_swagger_" + v.toString() + ".diff)");
         }
+        sb.append(DOUBLE_LINE_SEPARATOR).append(
+            "    Copyright &copy; 2017-18 AT&amp;T Intellectual Property. All rights reserved.")
+            .append(OxmFileProcessor.DOUBLE_LINE_SEPARATOR).append(
+            "    Licensed under the Creative Commons License, Attribution 4.0 Intl. (the &quot;License&quot;); you may not use this documentation except in compliance with the License.")
+            .append(DOUBLE_LINE_SEPARATOR).append(
+            "    You may obtain a copy of the License at\n\n    (https://creativecommons.org/licenses/by/4.0/)")
+            .append(DOUBLE_LINE_SEPARATOR).append(
+            "    Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.")
+            .append(OxmFileProcessor.DOUBLE_LINE_SEPARATOR)
+            .append("    This document is best viewed with Firefox or Chrome. ");
         sb.append(
-                DOUBLE_LINE_SEPARATOR + "    Copyright &copy; 2017-18 AT&amp;T Intellectual Property. All rights reserved." + OxmFileProcessor.DOUBLE_LINE_SEPARATOR + "    Licensed under the Creative Commons License, Attribution 4.0 Intl. (the &quot;License&quot;); you may not use this documentation except in compliance with the License." + DOUBLE_LINE_SEPARATOR + "    You may obtain a copy of the License at\n\n    (https://creativecommons.org/licenses/by/4.0/)" + DOUBLE_LINE_SEPARATOR + "    Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License." + OxmFileProcessor.DOUBLE_LINE_SEPARATOR + "    This document is best viewed with Firefox or Chrome. ");
-        sb.append(
-                "Nodes can be found by opening the models link below and finding the node-type. ");
-        sb.append(
-                "Edge definitions can be found with the node definitions." + LINE_SEPARATOR + "  version: \""
-                    + v.toString() + "\"" + LINE_SEPARATOR );
-        sb.append("  title: Active and Available Inventory REST API" + LINE_SEPARATOR);
-        sb.append(
-            "  license:" + LINE_SEPARATOR + "    name: Apache 2.0\n    url: http://www.apache.org/licenses/LICENSE-2.0.html" + LINE_SEPARATOR);
-        sb.append("  contact:" + LINE_SEPARATOR + "    name: n/a" + LINE_SEPARATOR + "    url: n/a" + LINE_SEPARATOR + "    email: n/a" + LINE_SEPARATOR);
-        sb.append("host: n/a" + LINE_SEPARATOR + "basePath: " + basePath + "/" + v.toString() + LINE_SEPARATOR);
-        sb.append("schemes:" + LINE_SEPARATOR + "  - https\npaths:" + LINE_SEPARATOR);
+            "Nodes can be found by opening the models link below and finding the node-type. ");
+        sb.append("Edge definitions can be found with the node definitions.").append(LINE_SEPARATOR)
+            .append("  version: \"").append(v.toString()).append("\"").append(LINE_SEPARATOR);
+        sb.append("  title: Active and Available Inventory REST API").append(LINE_SEPARATOR);
+        sb.append("  license:").append(LINE_SEPARATOR).append(
+            "    name: Apache 2.0\n    url: http://www.apache.org/licenses/LICENSE-2.0.html")
+            .append(LINE_SEPARATOR);
+        sb.append("  contact:").append(LINE_SEPARATOR).append("    name: n/a")
+            .append(LINE_SEPARATOR).append("    url: n/a").append(LINE_SEPARATOR)
+            .append("    email: n/a").append(LINE_SEPARATOR);
+        sb.append("host: n/a").append(LINE_SEPARATOR).append("basePath: ").append(basePath)
+            .append("/").append(v.toString()).append(LINE_SEPARATOR);
+        sb.append("schemes:").append(LINE_SEPARATOR).append("  - https\npaths:")
+            .append(LINE_SEPARATOR);
         return sb.toString();
     }
 
@@ -111,8 +133,8 @@ public class YAMLfromOXM extends OxmFileProcessor {
     @Override
     public String process() throws ParserConfigurationException, SAXException, IOException,
         FileNotFoundException, EdgeRuleNotFoundException {
-        StringBuffer sb = new StringBuffer();
-        StringBuffer pathSb = new StringBuffer();
+        StringBuilder sb = new StringBuilder();
+        StringBuilder pathSb = new StringBuilder();
         try {
             init();
         } catch (Exception e) {
@@ -120,7 +142,7 @@ public class YAMLfromOXM extends OxmFileProcessor {
             throw e;
         }
         pathSb.append(getDocumentHeader());
-        StringBuffer definitionsSb = new StringBuffer();
+        StringBuilder definitionsSb = new StringBuilder();
         Element elem;
         String javaTypeName;
         combinedJavaTypes = new HashMap();
@@ -170,7 +192,7 @@ public class YAMLfromOXM extends OxmFileProcessor {
         if (inventoryDefSb != null) {
             javaTypeDefinitions.put("inventory", inventoryDefSb.toString());
         }
-        StringBuffer sb = new StringBuffer("definitions:\n");
+        StringBuilder sb = new StringBuilder("definitions:\n");
         Map<String, String> sortedJavaTypeDefinitions =
             new TreeMap<String, String>(javaTypeDefinitions);
         for (Map.Entry<String, String> entry : sortedJavaTypeDefinitions.entrySet()) {
@@ -184,14 +206,14 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 continue;
             }
             logger.debug(
-                "Key: " + entry.getKey() + "Test: " + (entry.getKey() == "relationship-dict"));
+                "Key: " + entry.getKey() + "Test: " + ("relationship-dict".equals(entry.getKey())));
             if (entry.getKey().matches("relationship-dict")) {
                 String jb = entry.getValue();
                 logger.debug("Value: " + jb);
                 int ndx = jb.indexOf("related-to-property:");
                 if (ndx > 0) {
                     jb = jb.substring(0, ndx);
-                    jb = jb.replaceAll(" +$", "");
+                    jb = StringUtils.stripEnd(jb, " ");
                 }
                 logger.debug("Value-after: " + jb);
                 sb.append(jb);
@@ -203,22 +225,23 @@ public class YAMLfromOXM extends OxmFileProcessor {
     }
 
     private String getDictionary(String resource) {
-        StringBuffer dictSb = new StringBuffer();
-        dictSb.append("  " + resource + ":\n");
+        StringBuilder dictSb = new StringBuilder();
+        dictSb.append("  ").append(resource).append(":\n");
         dictSb.append("    description: |\n");
-        dictSb.append("      dictionary of " + resource + "\n");
+        dictSb.append("      dictionary of ").append(resource).append("\n");
         dictSb.append("    type: object\n");
         dictSb.append("    properties:\n");
-        dictSb.append("      " + resource + ":\n");
+        dictSb.append("      ").append(resource).append(":\n");
         dictSb.append("        type: array\n");
         dictSb.append("        items:\n");
-        dictSb.append("          $ref: \"#/definitions/" + resource + "-dict\"\n");
+        dictSb.append("          $ref: \"#/definitions/").append(resource).append("-dict\"\n");
         return dictSb.toString();
     }
 
-    private String processJavaTypeElementSwagger(String javaTypeName, Element javaTypeElement,
-        StringBuffer pathSb, StringBuffer definitionsSb, String path, String tag, String opId,
-        String getItemName, StringBuffer pathParams, String validEdges) {
+    private String processJavaTypeElementSwagger(
+        String javaTypeName, Element javaTypeElement, StringBuilder pathSb,
+        StringBuilder definitionsSb, String path, String tag, String opId,
+        String getItemName, StringBuilder pathParams, String validEdges) {
 
         String xmlRootElementName = getXMLRootElementName(javaTypeElement);
         StringBuilder definitionsLocalSb = new StringBuilder(256);
@@ -228,15 +251,15 @@ public class YAMLfromOXM extends OxmFileProcessor {
         String useOpId = null;
         logger.debug("tag=" + tag);
         if (tag != null) {
-         // set ignore to true to skip Actions and Search
+            // set ignore to true to skip Actions and Search
             boolean topCheck = checkTopLevel(tag, true);
             if (!topCheck) {
                 return null;
             }
         }
 
-        if (!javaTypeName.equals("Inventory")) {
-            if (javaTypeName.equals("AaiInternal")) {
+        if (!"Inventory".equals(javaTypeName)) {
+            if ("AaiInternal".equals(javaTypeName)) {
                 return null;
             }
             if (opId == null) {
@@ -248,11 +271,11 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 useTag = javaTypeName;
             }
         }
-        path = xmlRootElementName.equals("inventory") ? ""
+        path = "inventory".equals(xmlRootElementName) ? ""
             : (path == null) ? "/" + xmlRootElementName : path + "/" + xmlRootElementName;
         XSDJavaType javaType = new XSDJavaType(javaTypeElement);
         if (getItemName != null) {
-            if (getItemName.equals("array")) {
+            if ("array".equals(getItemName)) {
                 return javaType.getArrayType();
             } else {
                 return javaType.getItemName();
@@ -278,15 +301,16 @@ public class YAMLfromOXM extends OxmFileProcessor {
         Element parentElement = (Element) parentNodes.item(0);
         NodeList xmlElementNodes = parentElement.getElementsByTagName("xml-element");
 
-        StringBuffer sbParameters = new StringBuffer();
-        StringBuffer sbPathParameters = new StringBuffer(); // separate naming path parameters from name of parameter in the schema
-        StringBuffer sbRequired = new StringBuffer();
-        
+        StringBuilder sbParameters = new StringBuilder();
+        StringBuilder sbPathParameters =
+            new StringBuilder(); // separate naming path parameters from name of parameter in the schema
+        StringBuilder sbRequired = new StringBuilder();
+
         int requiredCnt = 0;
         int propertyCnt = 0;
-        StringBuffer sbProperties = new StringBuffer();
+        StringBuilder sbProperties = new StringBuilder();
         int patchPropertyCnt = 0; // manage payload properties separately for patch
-        StringBuffer sbPropertiesPatch = new StringBuffer();
+        StringBuilder sbPropertiesPatch = new StringBuilder();
 
         if (appliedPaths.containsKey(path)) {
             return null;
@@ -299,7 +323,7 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 + appliedPaths.containsKey(path));
             appliedPaths.put(path, xmlRootElementName);
         }
-        
+
         Vector<String> addTypeV = null;
         String modifiedName;
         String replaceDescription;
@@ -312,12 +336,13 @@ public class YAMLfromOXM extends OxmFileProcessor {
             if (getItemName == null) {
                 addTypeV = xmlElementElement.getAddTypes(v.toString());
             }
-            // use alternate name for parameter if already in the path string 
+            // use alternate name for parameter if already in the path string
             modifiedName = "/{" + xmlElementElement.getAttribute("name") + "}";
-            if ( path.contains(modifiedName)) {
-            	modifiedName = path.substring(path.lastIndexOf('/')+1) + "." + xmlElementElement.getAttribute("name");
+            if (path.contains(modifiedName)) {
+                modifiedName = path.substring(path.lastIndexOf('/') + 1) + "." +
+                    xmlElementElement.getAttribute("name");
             } else {
-            	modifiedName = xmlElementElement.getAttribute("name");
+                modifiedName = xmlElementElement.getAttribute("name");
             }
             if ("true".equals(xmlElementElement.getAttribute("xml-key"))) {
                 path += "/{" + modifiedName + "}";
@@ -328,19 +353,21 @@ public class YAMLfromOXM extends OxmFileProcessor {
 
             if ("true".equals(xmlElementElement.getAttribute("xml-key"))) {
                 sbParameters.append(xmlElementElement.getPathParamYAML(elementDescription));
-                sbPathParameters.append(xmlElementElement.getPathParamYAML(elementDescription, modifiedName));
+                sbPathParameters
+                    .append(xmlElementElement.getPathParamYAML(elementDescription, modifiedName));
             }
-            if (("true").equals(xmlElementElement.getAttribute("required"))) {
+            if ("true".equals(xmlElementElement.getAttribute("required"))) {
                 if (requiredCnt == 0) {
                     sbRequired.append("    required:\n");
                 }
                 ++requiredCnt;
                 if (addTypeV == null || addTypeV.isEmpty()) {
-                    sbRequired.append("    - " + xmlElementElement.getAttribute("name") + "\n");
+                    sbRequired.append("    - ").append(xmlElementElement.getAttribute("name"))
+                        .append("\n");
                 } else {
                     for (int k = 0; k < addTypeV.size(); ++k) {
-                        sbRequired.append(
-                            "    - " + getXmlRootElementName(addTypeV.elementAt(k)) + ":\n");
+                        sbRequired.append("    - ")
+                            .append(getXmlRootElementName(addTypeV.elementAt(k))).append(":\n");
                     }
                 }
             }
@@ -350,16 +377,17 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 GetOperation.addContainerProps(container, containerProps);
             }
             if (xmlElementElement.isStandardType()) {
-            	boolean isDslStartNode = dslStartNodeProps.contains(xmlElementElement.getAttribute("name"));
+                boolean isDslStartNode =
+                    dslStartNodeProps.contains(xmlElementElement.getAttribute("name"));
                 sbProperties.append(xmlElementElement.getTypePropertyYAML(isDslStartNode));
-                if ( !"resource-version".equals(xmlElementElement.getAttribute("name"))) {
-                	sbPropertiesPatch.append(xmlElementElement.getTypePropertyYAML(isDslStartNode));
-                	++patchPropertyCnt;
+                if (!"resource-version".equals(xmlElementElement.getAttribute("name"))) {
+                    sbPropertiesPatch.append(xmlElementElement.getTypePropertyYAML(isDslStartNode));
+                    ++patchPropertyCnt;
                 }
                 ++propertyCnt;
             }
 
-            StringBuffer newPathParams = new StringBuffer(
+            StringBuilder newPathParams = new StringBuilder(
                 (pathParams == null ? "" : pathParams.toString()) + sbPathParameters.toString());
             String useName;
             for (int k = 0; addTypeV != null && k < addTypeV.size(); ++k) {
@@ -383,27 +411,31 @@ public class YAMLfromOXM extends OxmFileProcessor {
 
                     } else if (getItemName == null) {
                         ++propertyCnt;
-                        sbProperties.append("      " + getXmlRootElementName(addType) + ":\n");
-                        if ( "RelationshipList".equals(addType)) {
+                        sbProperties.append("      ").append(getXmlRootElementName(addType))
+                            .append(":\n");
+                        if ("RelationshipList".equals(addType)) {
                             sbProperties.append("        type: object\n");
-                            sbProperties.append("        $ref: \"#/definitions/"
-                                + itemName + "\"\n");
-                            sbPropertiesPatch.append("      " + getXmlRootElementName(addType) + ":\n");
+                            sbProperties.append("        $ref: \"#/definitions/").append(itemName)
+                                .append("\"\n");
+                            sbPropertiesPatch.append("      ")
+                                .append(getXmlRootElementName(addType)).append(":\n");
                             sbPropertiesPatch.append("        type: object\n");
-                            sbPropertiesPatch.append("        $ref: \"#/definitions/"
-                                + itemName + "\"\n");
+                            sbPropertiesPatch.append("        $ref: \"#/definitions/")
+                                .append(itemName).append("\"\n");
                             ++patchPropertyCnt;
                         } else {
-                        	if ( "relationship".equals(itemName) ) {
-                        		System.out.println(v + "-relationship added as array for getItemName null");
-                        	}
-                        	sbProperties.append("        type: array\n        items:\n");
-                        	sbProperties.append("          $ref: \"#/definitions/"
-                            + (itemName == "" ? "inventory-item-data" : itemName) + "\"\n");
+                            if ("relationship".equals(itemName)) {
+                                System.out.println(
+                                    v + "-relationship added as array for getItemName null");
+                            }
+                            sbProperties.append("        type: array\n        items:\n");
+                            sbProperties.append("          $ref: \"#/definitions/")
+                                .append("".equals(itemName) ? "inventory-item-data" : itemName)
+                                .append("\"\n");
                         }
                         if (StringUtils.isNotEmpty(elementDescription)) {
-                            sbProperties
-                                .append("        description: " + elementDescription + "\n");
+                            sbProperties.append("        description: ").append(elementDescription)
+                                .append("\n");
                         }
                     }
                 } else {
@@ -412,42 +444,43 @@ public class YAMLfromOXM extends OxmFileProcessor {
                         // need properties for getXmlRootElementName(addType)
                         namespaceFilter.add(getXmlRootElementName(addType));
                         newPathParams =
-                            new StringBuffer((pathParams == null ? "" : pathParams.toString())
-                                + sbParameters.toString());
+                            new StringBuilder((pathParams == null ? "" : pathParams.toString())
+                                + sbParameters);
                         processJavaTypeElementSwagger(addType, getJavaTypeElementSwagger(addType),
                             pathSb, definitionsSb, path, tag == null ? useTag : tag, useOpId, null,
                             newPathParams, validEdges);
                         useName = getXmlRootElementName(addType);
-                        sbProperties.append("      " + useName + ":\n");
-                        if ( "relationship".equals(useName)) {
+                        sbProperties.append("      ").append(useName).append(":\n");
+                        if ("relationship".equals(useName)) {
                             sbProperties.append("        type: object\n");
                             sbProperties.append("        $ref: \"#/definitions/relationship\"\n");
                             sbPropertiesPatch.append("        type: object\n");
-                            sbPropertiesPatch.append("        $ref: \"#/definitions/relationship\"\n");
+                            sbPropertiesPatch
+                                .append("        $ref: \"#/definitions/relationship\"\n");
                             ++patchPropertyCnt;
                         } else {
-		                    sbProperties.append("        type: array\n        items:          \n");
-		                    sbProperties.append("          $ref: \"#/definitions/"
-		                        + getXmlRootElementName(addType) + "\"\n");
-		                    if (StringUtils.isNotEmpty(elementDescription)) {
-		                        sbProperties
-		                            .append("        description: " + elementDescription + "\n");
-		                    }
+                            sbProperties.append("        type: array\n        items:          \n");
+                            sbProperties.append("          $ref: \"#/definitions/"
+                                + getXmlRootElementName(addType) + "\"\n");
+                            if (StringUtils.isNotEmpty(elementDescription)) {
+                                sbProperties.append("        description: ")
+                                    .append(elementDescription).append("\n");
+                            }
                         }
 
                     } else {
                         // Make sure certain types added to the filter don't appear
-                        if (nodeFilter.contains(getXmlRootElementName(addType))) {
-                            ;
-                        } else {
-                            sbProperties.append("      " + getXmlRootElementName(addType) + ":\n");
+                        if (!nodeFilter.contains(getXmlRootElementName(addType))) {
+                            sbProperties.append("      ").append(getXmlRootElementName(addType))
+                                .append(":\n");
                             sbProperties.append("        type: object\n");
-                            sbProperties.append("        $ref: \"#/definitions/"
-                                + getXmlRootElementName(addType) + "\"\n");
+                            sbProperties.append("        $ref: \"#/definitions/")
+                                .append(getXmlRootElementName(addType)).append("\"\n");
                         }
                     }
                     if (StringUtils.isNotEmpty(elementDescription)) {
-                        sbProperties.append("        description: " + elementDescription + "\n");
+                        sbProperties.append("        description: ").append(elementDescription)
+                            .append("\n");
                     }
                     ++propertyCnt;
                 }
@@ -456,27 +489,27 @@ public class YAMLfromOXM extends OxmFileProcessor {
 
         if (sbParameters.toString().length() > 0) {
             if (pathParams == null) {
-                pathParams = new StringBuffer();
+                pathParams = new StringBuilder();
             }
             pathParams.append(sbPathParameters);
         }
         GetOperation get = new GetOperation(useOpId, xmlRootElementName, tag, path,
             pathParams == null ? "" : pathParams.toString());
-        pathSb.append(get.toString());
+        pathSb.append(get);
         logger.debug("opId vs useOpId:" + opId + " vs " + useOpId + " PathParams=" + pathParams);
         // add PUT
         PutOperation put = new PutOperation(useOpId, xmlRootElementName, tag, path,
             pathParams == null ? "" : pathParams.toString(), this.v, this.basePath);
-        pathSb.append(put.toString());
+        pathSb.append(put);
         // add PATCH
         PatchOperation patch = new PatchOperation(useOpId, xmlRootElementName, tag, path,
             pathParams == null ? "" : pathParams.toString(), this.v, this.basePath);
         patch.setPrefixForPatchRef(patchDefinePrefix);
-        pathSb.append(patch.toString());
+        pathSb.append(patch);
         // add DELETE
         DeleteOperation del = new DeleteOperation(useOpId, xmlRootElementName, tag, path,
             pathParams == null ? "" : pathParams.toString());
-        pathSb.append(del.toString());
+        pathSb.append(del);
         if (generatedJavaType.containsKey(xmlRootElementName)) {
             logger.debug("xmlRootElementName(1)=" + xmlRootElementName);
             return null;
@@ -489,8 +522,8 @@ public class YAMLfromOXM extends OxmFileProcessor {
             processingInventoryDef = true;
             if (inventoryDefSb == null) {
                 inventoryDefSb = new StringBuilder();
-                definitionsSb.append("  " + xmlRootElementName + ":\n");
-                definitionsLocalSb.append("  " + xmlRootElementName + ":\n");
+                definitionsSb.append("  ").append(xmlRootElementName).append(":\n");
+                definitionsLocalSb.append("  ").append(xmlRootElementName).append(":\n");
                 definitionsLocalSb.append("    properties:\n");
             }
         } else if (xmlRootElementName.equals("relationship")) {
@@ -498,15 +531,15 @@ public class YAMLfromOXM extends OxmFileProcessor {
             definitionsLocalSb.append("  " + "relationship-dict" + ":\n");
             dict = getDictionary(xmlRootElementName);
         } else {
-            definitionsSb.append("  " + xmlRootElementName + ":\n");
-            definitionsLocalSb.append("  " + xmlRootElementName + ":\n");
+            definitionsSb.append("  ").append(xmlRootElementName).append(":\n");
+            definitionsLocalSb.append("  ").append(xmlRootElementName).append(":\n");
         }
         // Collection<EdgeDescription> edges = edgeRuleSet.getEdgeRules(xmlRootElementName );
         DeleteFootnoteSet footnotes = new DeleteFootnoteSet(xmlRootElementName);
-        StringBuffer sbEdge = new StringBuffer();
+        StringBuilder sbEdge = new StringBuilder();
         LinkedHashSet<String> preventDelete = new LinkedHashSet<String>();
         String prevent = null;
-        String nodeCaption = new String("      ###### Related Nodes\n");
+        String nodeCaption = "      ###### Related Nodes\n";
         try {
             EdgeRuleQuery q =
                 new EdgeRuleQuery.Builder(xmlRootElementName).version(v).fromOnly().build();
@@ -518,17 +551,17 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 results.get(key).stream()
                     .filter((i) -> (i.getFrom().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        logger.info(new String(new StringBuffer("      - TO ").append(i.getTo())
+                        logger.info(new String(new StringBuilder("      - TO ").append(i.getTo())
                             .append(i.getDirection().toString()).append(i.getContains())));
                     });
                 results.get(key).stream()
                     .filter((i) -> (i.getFrom().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        sbEdge.append("      - TO " + i.getTo());
+                        sbEdge.append("      - TO ").append(i.getTo());
                         EdgeDescription ed = new EdgeDescription(i);
                         String footnote = ed.getAlsoDeleteFootnote(xmlRootElementName);
-                        sbEdge.append(ed.getRelationshipDescription("TO", xmlRootElementName)
-                            + footnote + "\n");
+                        sbEdge.append(ed.getRelationshipDescription("TO", xmlRootElementName))
+                            .append(footnote).append("\n");
                         if (StringUtils.isNotEmpty(footnote)) {
                             footnotes.add(footnote);
                         }
@@ -553,11 +586,11 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 results.get(key).stream()
                     .filter((i) -> (i.getTo().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        sbEdge.append("      - FROM " + i.getFrom());
+                        sbEdge.append("      - FROM ").append(i.getFrom());
                         EdgeDescription ed = new EdgeDescription(i);
                         String footnote = ed.getAlsoDeleteFootnote(xmlRootElementName);
-                        sbEdge.append(ed.getRelationshipDescription("FROM", xmlRootElementName)
-                            + footnote + "\n");
+                        sbEdge.append(ed.getRelationshipDescription("FROM", xmlRootElementName))
+                            .append(footnote).append("\n");
                         if (StringUtils.isNotEmpty(footnote)) {
                             footnotes.add(footnote);
                         }
@@ -565,8 +598,9 @@ public class YAMLfromOXM extends OxmFileProcessor {
                 results.get(key).stream()
                     .filter((i) -> (i.getTo().equals(xmlRootElementName) && (!i.isPrivateEdge())))
                     .forEach((i) -> {
-                        logger.info(new String(new StringBuffer("      - FROM ").append(i.getFrom())
-                            .append(i.getDirection().toString()).append(i.getContains())));
+                        logger
+                            .info(new String(new StringBuilder("      - FROM ").append(i.getFrom())
+                                .append(i.getDirection().toString()).append(i.getContains())));
                     });
                 results.get(key).stream()
                     .filter((i) -> (i.getTo().equals(xmlRootElementName)
@@ -599,25 +633,28 @@ public class YAMLfromOXM extends OxmFileProcessor {
             definitionsLocalSb.append("    description: |\n");
 
             if (pathDescriptionProperty != null) {
-                definitionsSb.append("      " + pathDescriptionProperty + "\n");
-                definitionsLocalSb.append("      " + pathDescriptionProperty + "\n");    
+                definitionsSb.append("      ").append(pathDescriptionProperty).append("\n");
+                definitionsLocalSb.append("      ").append(pathDescriptionProperty).append("\n");
             }
-            if (StringUtils.isNotEmpty(validEdges) ) {
-	            definitionsSb.append(validEdges);
-	            definitionsLocalSb.append(validEdges);
+            if (StringUtils.isNotEmpty(validEdges)) {
+                definitionsSb.append(validEdges);
+                definitionsLocalSb.append(validEdges);
             }
         }
-        if ( patchPropertyCnt > 0 ) {
-        	definitionsLocalPatchSb.append("  " + patchDefinePrefix + xmlRootElementName + ":\n");
-        	if (StringUtils.isNotEmpty(pathDescriptionProperty) || StringUtils.isNotEmpty(validEdges)) {
-        		definitionsLocalPatchSb.append("    description: |\n");
-        	}
-        	if (pathDescriptionProperty != null) {
-        		definitionsLocalPatchSb.append("      " + pathDescriptionProperty + "\n");
-        	}
-        	if (StringUtils.isNotEmpty(validEdges) ) {
-        		definitionsLocalPatchSb.append(validEdges);
-        	}
+        if (patchPropertyCnt > 0) {
+            definitionsLocalPatchSb.append("  " + patchDefinePrefix).append(xmlRootElementName)
+                .append(":\n");
+            if (StringUtils.isNotEmpty(pathDescriptionProperty) ||
+                StringUtils.isNotEmpty(validEdges)) {
+                definitionsLocalPatchSb.append("    description: |\n");
+            }
+            if (pathDescriptionProperty != null) {
+                definitionsLocalPatchSb.append("      ").append(pathDescriptionProperty)
+                    .append("\n");
+            }
+            if (StringUtils.isNotEmpty(validEdges)) {
+                definitionsLocalPatchSb.append(validEdges);
+            }
             definitionsLocalPatchSb.append("    properties:\n");
         }
 
@@ -646,12 +683,12 @@ public class YAMLfromOXM extends OxmFileProcessor {
                     definitionsLocalSb.toString());
             } else {
                 javaTypeDefinitions.put(xmlRootElementName, definitionsLocalSb.toString());
-                if ( !"relationship-list".equals(xmlRootElementName)) {
-                	javaTypeDefinitions.put(patchDefinePrefix + xmlRootElementName, definitionsLocalPatchSb.toString());
+                if (!"relationship-list".equals(xmlRootElementName)) {
+                    javaTypeDefinitions.put(patchDefinePrefix + xmlRootElementName,
+                        definitionsLocalPatchSb.toString());
                 }
             }
         } catch (Exception e) {
-            e.printStackTrace();
             logger.error("Exception adding in javaTypeDefinitions", e);
         }
         if (xmlRootElementName.equals("inventory")) {
@@ -684,30 +721,27 @@ public class YAMLfromOXM extends OxmFileProcessor {
             parentDir.mkdirs();
         }
         try {
-            outfile.createNewFile();
+            if(!outfile.createNewFile()) {
+                logger.error( "File {} already exist", outfileName);
+            }
         } catch (IOException e) {
-            logger.error("Exception creating output file " + outfileName);
-            e.printStackTrace();
+            logger.error("Exception creating output file " + outfileName, e);
         }
         try {
-            Charset charset = Charset.forName("UTF-8");
+            Charset charset = StandardCharsets.UTF_8;
             Path path = Paths.get(outfileName);
             try (BufferedWriter bw = Files.newBufferedWriter(path, charset)) {
                 bw.write(fileContent);
             }
         } catch (IOException e) {
-            logger.error("Exception writing output file " + outfileName);
-            e.printStackTrace();
+            logger.error("Exception writing output file " + outfileName, e);
         }
     }
 
     public boolean validTag(String tag) {
         if (tag != null) {
             // set ignore to true to skip Actions and Search
-            boolean topCheck = checkTopLevel(tag, true);
-            if (topCheck) {
-                return true;
-            }
+            return checkTopLevel(tag, true);
         }
         return false;
     }
diff --git a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/swagger/GenerateSwagger.java b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/swagger/GenerateSwagger.java
index 41c88ec..ded5f52 100644
--- a/aai-schema-gen/src/main/java/org/onap/aai/schemagen/swagger/GenerateSwagger.java
+++ b/aai-schema-gen/src/main/java/org/onap/aai/schemagen/swagger/GenerateSwagger.java
@@ -96,10 +96,7 @@ public class GenerateSwagger {
         try (BufferedReader reader = new BufferedReader(new FileReader(swaggerYamlFile))){
             swaggerMap = (Map<String, Object>) yaml.load(reader);
         } catch(Exception ex){
-            ex.printStackTrace();
-        }
-
-        if(null == swaggerMap) {
+            System.err.println("Unable load yaml file: " + swaggerYamlFile + " : " + ex.getMessage());
             throw new IOException();
         }
 
@@ -144,7 +141,7 @@ public class GenerateSwagger {
                         line = line.trim();
                         String hyperLink = "";
                         if(line.trim().contains("Differences versus")) {
-                        	return String.format("");
+                        	return "";
                         }
                         if(line.trim().contains("https://")){
                             int startIndex = line.indexOf("https://");
@@ -260,7 +257,7 @@ public class GenerateSwagger {
                             //Filter out all the relationship links that appear in the YAML
                         	if(key.equals("description")) {
                         		String reqBody=(String)requestBody.get(key);
-                        		if(reqBody.replaceAll("\\[.*.json\\)", "") != reqBody) {
+                        		if(!reqBody.replaceAll("\\[.*.json\\)", "").equals(reqBody)) {
                         			requestBody.put(key, reqBody.replaceAll("\\[.*.json\\)", ""));
                         		}
                         	}
@@ -372,7 +369,7 @@ public class GenerateSwagger {
 
                 List<String> requiredProperties = (valueMap.get("required") == null) ? new ArrayList<>() : (List<String>) valueMap.get("required");
 
-                Set<String> requiredPropsSet = requiredProperties.stream().collect(Collectors.toSet());
+                Set<String> requiredPropsSet = new HashSet<>(requiredProperties);
 
                 valueMap
                     .entrySet()
@@ -381,47 +378,55 @@ public class GenerateSwagger {
                     .forEach((propertyEntries) -> {
                         Map<String, Object> propertyRealEntries = (Map<String, Object>) propertyEntries.getValue();
                         propertyRealEntries
-                            .entrySet()
-                            .forEach((propertyEntry) -> {
+                            .forEach((propertyKey, value) -> {
                                 Definition.Property definitionProperty = new Definition.Property();
-                                String propertyKey = propertyEntry.getKey();
-                                if(requiredPropsSet.contains(propertyKey)){
+                                if (requiredPropsSet.contains(propertyKey)) {
                                     definitionProperty.setRequired(true);
                                 }
                                 definitionProperty.setPropertyName(propertyKey);
-                                Map<String, Object> definitionPropertyMap = (Map<String, Object>) propertyEntry.getValue();
+                                Map<String, Object> definitionPropertyMap =
+                                    (Map<String, Object>) value;
 
-                                if(definitionPropertyMap.containsKey("description")){
-                                    definitionProperty.setPropertyDescription(definitionPropertyMap.get("description").toString());
+                                if (definitionPropertyMap.containsKey("description")) {
+                                    definitionProperty.setPropertyDescription(
+                                        definitionPropertyMap.get("description").toString());
                                     definitionProperty.setHasPropertyDescription(true);
                                 }
-                                if(definitionPropertyMap.containsKey("type")){
+                                if (definitionPropertyMap.containsKey("type")) {
                                     String type = definitionPropertyMap.get("type").toString();
                                     definitionProperty.setPropertyType(type);
                                     definitionProperty.setHasType(true);
                                     if ("array".equals(type)) {
                                         definitionProperty.setPropertyType("object[]");
-                                        if(!definitionPropertyMap.containsKey("items")){
-                                            throw new RuntimeException("Unable to find the property items even though the type is array for " + propertyEntry.getKey());
+                                        if (!definitionPropertyMap.containsKey("items")) {
+                                            throw new RuntimeException(
+                                                "Unable to find the property items even though the type is array for " +
+                                                    propertyKey);
                                         } else {
-                                            Map<String, Object> itemMap = (Map<String, Object>) definitionPropertyMap.get("items");
-                                            if(itemMap.containsKey("$ref")){
+                                            Map<String, Object> itemMap =
+                                                (Map<String, Object>) definitionPropertyMap
+                                                    .get("items");
+                                            if (itemMap.containsKey("$ref")) {
                                                 definitionProperty.setHasPropertyReference(true);
                                                 String refItem = itemMap.get("$ref").toString();
                                                 int retCode = refItem.lastIndexOf('/');
-                                                if(retCode != -1 && retCode != refItem.length()){
-                                                    definitionProperty.setPropertyReferenceObjectName(refItem.substring(retCode + 1));
+                                                if (retCode != -1 && retCode != refItem.length()) {
+                                                    definitionProperty
+                                                        .setPropertyReferenceObjectName(
+                                                            refItem.substring(retCode + 1));
                                                 }
                                                 definitionProperty.setPropertyReference(refItem);
                                             }
                                         }
                                     } else {
-                                        if(definitionPropertyMap.containsKey("$ref")){
+                                        if (definitionPropertyMap.containsKey("$ref")) {
                                             definitionProperty.setHasPropertyReference(true);
-                                            String refItem = definitionPropertyMap.get("$ref").toString();
+                                            String refItem =
+                                                definitionPropertyMap.get("$ref").toString();
                                             int retCode = refItem.lastIndexOf('/');
-                                            if(retCode != -1 && retCode != refItem.length()){
-                                                definitionProperty.setPropertyReferenceObjectName(refItem.substring(retCode + 1));
+                                            if (retCode != -1 && retCode != refItem.length()) {
+                                                definitionProperty.setPropertyReferenceObjectName(
+                                                    refItem.substring(retCode + 1));
                                             }
                                             definitionProperty.setPropertyReference(refItem);
                                         }
@@ -435,7 +440,7 @@ public class GenerateSwagger {
 
                 List<Definition.Property> schemaProperties = definitionProperties.
                         stream()
-                        .filter((o) -> o.isHasPropertyReference())
+                        .filter(Definition.Property::isHasPropertyReference)
                         .collect(Collectors.toList());
 
                 List<Definition.Property> regularProperties = definitionProperties.