Fix sonar issues + merge

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

6 files changed, 160 insertions, 153 deletions

diff --git a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/ErrorHandler.java b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/ErrorHandler.java
index 6e29d4a..a565298 100644
--- a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/ErrorHandler.java
+++ b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/ErrorHandler.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.
@@ -17,29 +17,29 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemaservice.config;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.ws.rs.core.MediaType;
 import org.onap.aai.exceptions.AAIException;
 import org.onap.aai.logging.ErrorLogHelper;
 import org.onap.aai.logging.ErrorObject;
 import org.onap.aai.logging.ErrorObjectNotFoundException;
 import org.onap.aai.logging.LogFormatTools;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Component;
 import org.springframework.web.filter.OncePerRequestFilter;
 
-import javax.servlet.FilterChain;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import javax.ws.rs.core.MediaType;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
 /**
  * Responsible for dealing with uri that doesn't start with basePath
  * All of the other interceptors will handle any uri that starts with basePath
@@ -60,7 +60,9 @@ public class ErrorHandler extends OncePerRequestFilter {
     }
 
     @Override
-    protected void doFilterInternal(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, FilterChain filterChain) throws ServletException, IOException {
+    protected void doFilterInternal(HttpServletRequest httpServletRequest,
+                                    HttpServletResponse httpServletResponse,
+                                    FilterChain filterChain) throws ServletException, IOException {
 
         String uri = httpServletRequest.getRequestURI();
 
@@ -102,14 +104,15 @@ public class ErrorHandler extends OncePerRequestFilter {
 
                 ArrayList<String> templateVars = new ArrayList<>();
                 AAIException aaiException = (AAIException) e;
-                String message = ErrorLogHelper.getRESTAPIErrorResponse(mediaTypeList, aaiException, templateVars);
+                String message = ErrorLogHelper
+                    .getRESTAPIErrorResponse(mediaTypeList, aaiException, templateVars);
                 ErrorObject object = null;
                 try {
                     object = ErrorLogHelper.getErrorObject(aaiException.getCode());
+                    httpServletResponse.setStatus(object.getHTTPResponseCode().getStatusCode());
                 } catch (ErrorObjectNotFoundException e1) {
-                    e1.printStackTrace();
+                    LOGGER.error("getErrorObject exception {}", LogFormatTools.getStackTop(e1));
                 }
-                httpServletResponse.setStatus(object.getHTTPResponseCode().getStatusCode());
                 httpServletResponse.setContentType(mediaTypeList.get(0).toString());
                 httpServletResponse.getWriter().write(message);
                 httpServletResponse.getWriter().close();
@@ -125,14 +128,15 @@ public class ErrorHandler extends OncePerRequestFilter {
                 ArrayList<String> templateVars = new ArrayList<>();
                 AAIException aaiException = new AAIException("AAI_4000", e);
                 LOGGER.error("Encountered an internal exception {}", LogFormatTools.getStackTop(e));
-                String message = ErrorLogHelper.getRESTAPIErrorResponse(mediaTypeList, aaiException, templateVars);
+                String message = ErrorLogHelper
+                    .getRESTAPIErrorResponse(mediaTypeList, aaiException, templateVars);
                 ErrorObject object = null;
                 try {
                     object = ErrorLogHelper.getErrorObject(aaiException.getCode());
+                    httpServletResponse.setStatus(object.getHTTPResponseCode().getStatusCode());
                 } catch (ErrorObjectNotFoundException e1) {
-                    e1.printStackTrace();
+                    LOGGER.error("getErrorObject exception {}", LogFormatTools.getStackTop(e1));
                 }
-                httpServletResponse.setStatus(object.getHTTPResponseCode().getStatusCode());
                 httpServletResponse.setContentType(mediaTypeList.get(0).toString());
                 httpServletResponse.getWriter().write(message);
                 httpServletResponse.getWriter().close();
diff --git a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/PropertyPasswordConfiguration.java b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/PropertyPasswordConfiguration.java
index df1d91c..2f42309 100644
--- a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/PropertyPasswordConfiguration.java
+++ b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/config/PropertyPasswordConfiguration.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.schemaservice.config;
 
 import java.io.File;
@@ -38,95 +39,73 @@ import org.springframework.core.env.EnumerablePropertySource;
 import org.springframework.core.env.MapPropertySource;
 import org.springframework.core.env.PropertySource;
 
-public class PropertyPasswordConfiguration implements ApplicationContextInitializer<ConfigurableApplicationContext> {
+public class PropertyPasswordConfiguration
+    implements ApplicationContextInitializer<ConfigurableApplicationContext> {
 
     private static final Pattern decodePasswordPattern = Pattern.compile("password\\((.*?)\\)");
     private PasswordDecoder passwordDecoder = new JettyPasswordDecoder();
-    private static final Logger logger = LoggerFactory.getLogger(PropertyPasswordConfiguration.class.getName());
+    private static final Logger logger =
+        LoggerFactory.getLogger(PropertyPasswordConfiguration.class.getName());
 
     @Override
     public void initialize(ConfigurableApplicationContext applicationContext) {
 
         ConfigurableEnvironment environment = applicationContext.getEnvironment();
         String certPath = environment.getProperty("server.certs.location");
-        File passwordFile = null;
-        File passphrasesFile = null;
-        InputStream passwordStream = null;
-        InputStream passphrasesStream = null;
         Map<String, Object> sslProps = new LinkedHashMap<>();
 
         // Override the passwords from application.properties if we find AAF certman files
         if (certPath != null) {
-            try {
-                passwordFile = new File(certPath + ".password");
-                passwordStream = new FileInputStream(passwordFile);
-
-                if (passwordStream != null) {
-                    String keystorePassword = null;
+            File passwordFile = new File(certPath + ".password");
+            try (InputStream passwordStream = new FileInputStream(passwordFile)) {
+                String keystorePassword = null;
 
-                    keystorePassword = IOUtils.toString(passwordStream);
-                    if (keystorePassword != null) {
-                        keystorePassword = keystorePassword.trim();
-                        sslProps.put("server.ssl.key-store-password", keystorePassword);
-                    }
-                    else{
-                        logger.warn("Keystore password is null in AAF Certman password file");
-                    }
+                keystorePassword = IOUtils.toString(passwordStream);
+                if (keystorePassword != null) {
+                    keystorePassword = keystorePassword.trim();
+                    sslProps.put("server.ssl.key-store-password", keystorePassword);
                 } else {
-                    logger.info("Not using AAF Certman password file");
+                    logger.warn("Keystore password is null in AAF Certman password file");
                 }
             } catch (IOException e) {
-                logger.warn("Not using AAF Certman password file " + passwordFile.getName() + " e=" + e.getMessage());
-            } finally {
-                if (passwordStream != null) {
-                    try {
-                        passwordStream.close();
-                    } catch (Exception e) {
-                    }
-                }
+                logger.warn(
+                    "Not using AAF Certman password file " + passwordFile.getName() + " e=" +
+                        e.getMessage());
             }
-            try {
-                passphrasesFile = new File(certPath + ".passphrases");
-                passphrasesStream = new FileInputStream(passphrasesFile);
 
-                if (passphrasesStream != null) {
-                    String truststorePassword = null;
-                    Properties passphrasesProps = new Properties();
-                    passphrasesProps.load(passphrasesStream);
-                    truststorePassword = passphrasesProps.getProperty("cadi_truststore_password");
-                    if (truststorePassword != null) {
-                        truststorePassword = truststorePassword.trim();
-                        sslProps.put("server.ssl.trust-store-password", truststorePassword);
-                    }
-                    else {
-                        logger.warn("Truststore password is null in AAF Certman passphrases file");
-                    }
+            File passphrasesFile = new File(certPath + ".passphrases");
+            try (InputStream passphrasesStream = new FileInputStream(passphrasesFile)) {
+                String truststorePassword = null;
+                Properties passphrasesProps = new Properties();
+                passphrasesProps.load(passphrasesStream);
+                truststorePassword = passphrasesProps.getProperty("cadi_truststore_password");
+                if (truststorePassword != null) {
+                    truststorePassword = truststorePassword.trim();
+                    sslProps.put("server.ssl.trust-store-password", truststorePassword);
                 } else {
-                    logger.info("Not using AAF Certman passphrases file");
+                    logger.warn("Truststore password is null in AAF Certman passphrases file");
                 }
             } catch (IOException e) {
-                logger.warn("Not using AAF Certman passphrases file " +  passphrasesFile.getName() + " e=" + e.getMessage());
-            } finally {
-                if (passphrasesStream != null) {
-                    try {
-                        passphrasesStream.close();
-                    } catch (Exception e) {
-                    }
-                }
+                logger.warn(
+                    "Not using AAF Certman passphrases file " + passphrasesFile.getName() + " e=" +
+                        e.getMessage());
             }
         }
         for (PropertySource<?> propertySource : environment.getPropertySources()) {
             Map<String, Object> propertyOverrides = new LinkedHashMap<>();
             decodePasswords(propertySource, propertyOverrides);
             if (!propertyOverrides.isEmpty()) {
-                PropertySource<?> decodedProperties = new MapPropertySource("decoded "+ propertySource.getName(), propertyOverrides);
-                environment.getPropertySources().addBefore(propertySource.getName(), decodedProperties);
+                PropertySource<?> decodedProperties =
+                    new MapPropertySource("decoded " + propertySource.getName(), propertyOverrides);
+                environment.getPropertySources()
+                    .addBefore(propertySource.getName(), decodedProperties);
             }
 
         }
         if (!sslProps.isEmpty()) {
             logger.info("Using AAF Certman files");
-            PropertySource<?> additionalProperties = new MapPropertySource("additionalProperties", sslProps);
+            PropertySource<?> additionalProperties =
+                new MapPropertySource("additionalProperties", sslProps);
             environment.getPropertySources().addFirst(additionalProperties);
         }
 
@@ -134,7 +113,8 @@ public class PropertyPasswordConfiguration implements ApplicationContextInitiali
 
     private void decodePasswords(PropertySource<?> source, Map<String, Object> propertyOverrides) {
         if (source instanceof EnumerablePropertySource) {
-            EnumerablePropertySource<?> enumerablePropertySource = (EnumerablePropertySource<?>) source;
+            EnumerablePropertySource<?> enumerablePropertySource =
+                (EnumerablePropertySource<?>) source;
             for (String key : enumerablePropertySource.getPropertyNames()) {
                 Object rawValue = source.getProperty(key);
                 if (rawValue instanceof String) {
@@ -146,7 +126,9 @@ public class PropertyPasswordConfiguration implements ApplicationContextInitiali
     }
 
     private String decodePasswordsInString(String input) {
-        if (input == null) return null;
+        if (input == null) {
+            return null;
+        }
         StringBuffer output = new StringBuffer();
         Matcher matcher = decodePasswordPattern.matcher(input);
         while (matcher.find()) {
diff --git a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/InvalidResponseStatus.java b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/InvalidResponseStatus.java
index 8b03ac2..d987171 100644
--- a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/InvalidResponseStatus.java
+++ b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/InvalidResponseStatus.java
@@ -63,23 +63,19 @@ public class InvalidResponseStatus extends AAIContainerFilter implements Contain
             message = ErrorLogHelper.getRESTAPIErrorResponse(mediaTypeList, e, templateVars);
 
             responseContext.setEntity(message);
-        }
-
-        else if (responseContext.getStatus() == 406) {
+        } else if (responseContext.getStatus() == 406) {
             responseContext.setStatus(406);
             mediaTypeList.add(MediaType.valueOf(contentType));
-            if (contentType.equals(MediaType.APPLICATION_XML)) {
+            if (contentType == null) {
+                mediaTypeList.add(MediaType.APPLICATION_XML_TYPE);
+                e = new AAIException("AAI_3019", "null");
+            } else if (contentType.equals(MediaType.APPLICATION_XML)) {
                 e = new AAIException("AAI_3019", MediaType.APPLICATION_XML);
             } else if (contentType.equals(MediaType.APPLICATION_JSON)) {
                 e = new AAIException("AAI_3019", MediaType.APPLICATION_JSON);
             } else {
-                if (contentType == null) {
-                    mediaTypeList.add(MediaType.APPLICATION_XML_TYPE);
-                    e = new AAIException("AAI_3019", "null");
-                } else {
-                    mediaTypeList.add(MediaType.valueOf(contentType));
-                    e = new AAIException("AAI_3019", contentType);
-                }
+                mediaTypeList.add(MediaType.valueOf(contentType));
+                e = new AAIException("AAI_3019", contentType);
             }
             message = ErrorLogHelper.getRESTAPIErrorResponse(mediaTypeList, e, templateVars);
             responseContext.setEntity(message);
diff --git a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseHeaderManipulation.java b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseHeaderManipulation.java
index 6e3848c..76d14b6 100644
--- a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseHeaderManipulation.java
+++ b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseHeaderManipulation.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.
@@ -17,25 +17,28 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
-package org.onap.aai.schemaservice.interceptors.post;
 
-import org.onap.aai.schemaservice.interceptors.AAIContainerFilter;
-import org.onap.aai.schemaservice.interceptors.AAIHeaderProperties;
+package org.onap.aai.schemaservice.interceptors.post;
 
+import java.io.IOException;
 import javax.annotation.Priority;
 import javax.ws.rs.container.ContainerRequestContext;
 import javax.ws.rs.container.ContainerResponseContext;
 import javax.ws.rs.container.ContainerResponseFilter;
 import javax.ws.rs.core.MediaType;
-import java.io.IOException;
+import org.onap.aai.schemaservice.interceptors.AAIContainerFilter;
+import org.onap.aai.schemaservice.interceptors.AAIHeaderProperties;
 
 @Priority(AAIResponseFilterPriority.HEADER_MANIPULATION)
-public class ResponseHeaderManipulation extends AAIContainerFilter implements ContainerResponseFilter {
+public class ResponseHeaderManipulation extends AAIContainerFilter
+    implements ContainerResponseFilter {
 
     private static final String DEFAULT_XML_TYPE = MediaType.APPLICATION_XML;
+    private static final String CONTENT_TYPE_HEADER = "Content-Type";
 
     @Override
-    public void filter(ContainerRequestContext requestContext, ContainerResponseContext responseContext)
+    public void filter(ContainerRequestContext requestContext,
+                       ContainerResponseContext responseContext)
         throws IOException {
 
         updateResponseHeaders(requestContext, responseContext);
@@ -45,17 +48,17 @@ public class ResponseHeaderManipulation extends AAIContainerFilter implements Co
     private void updateResponseHeaders(ContainerRequestContext requestContext,
                                        ContainerResponseContext responseContext) {
 
-        responseContext.getHeaders().add(AAIHeaderProperties.AAI_TX_ID, requestContext.getProperty(AAIHeaderProperties.AAI_TX_ID));
+        responseContext.getHeaders().add(AAIHeaderProperties.AAI_TX_ID,
+            requestContext.getProperty(AAIHeaderProperties.AAI_TX_ID));
 
-        String responseContentType = responseContext.getHeaderString("Content-Type");
+        String responseContentType = responseContext.getHeaderString(CONTENT_TYPE_HEADER);
 
         if (responseContentType == null) {
             String acceptType = requestContext.getHeaderString("Accept");
-
             if (acceptType == null || "*/*".equals(acceptType)) {
-                responseContext.getHeaders().putSingle("Content-Type", DEFAULT_XML_TYPE);
+                responseContext.getHeaders().putSingle(CONTENT_TYPE_HEADER, DEFAULT_XML_TYPE);
             } else {
-                responseContext.getHeaders().putSingle("Content-Type", acceptType);
+                responseContext.getHeaders().putSingle(CONTENT_TYPE_HEADER, acceptType);
             }
         }
 
diff --git a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseTransactionLogging.java b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseTransactionLogging.java
index 10f0e61..11f3737 100644
--- a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseTransactionLogging.java
+++ b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/interceptors/post/ResponseTransactionLogging.java
@@ -98,7 +98,7 @@ public class ResponseTransactionLogging extends AAIContainerFilter implements Co
         final RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
         if (requestAttributes != null) {
             HttpServletResponse response = ((ServletRequestAttributes) requestAttributes).getResponse();
-            return response.getContentType();
+            return response == null ? null : response.getContentType();
         }
         return null;
     }
diff --git a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/nodeschema/NodeIngestor.java b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/nodeschema/NodeIngestor.java
index 2c32985..8beb537 100644
--- a/aai-schema-service/src/main/java/org/onap/aai/schemaservice/nodeschema/NodeIngestor.java
+++ b/aai-schema-service/src/main/java/org/onap/aai/schemaservice/nodeschema/NodeIngestor.java
@@ -17,17 +17,41 @@
  * limitations under the License.
  * ============LICENSE_END=========================================================
  */
+
 package org.onap.aai.schemaservice.nodeschema;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import com.google.common.base.CaseFormat;
 import com.google.common.collect.ArrayListMultimap;
 import com.google.common.collect.Multimap;
+import jakarta.xml.bind.JAXBException;
+import java.io.ByteArrayInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+import java.util.TreeMap;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import javax.xml.XMLConstants;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.parsers.ParserConfigurationException;
 import org.eclipse.persistence.jaxb.JAXBContextProperties;
 import org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContext;
 import org.eclipse.persistence.jaxb.dynamic.DynamicJAXBContextFactory;
 import org.onap.aai.schemaservice.config.ConfigTranslator;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.w3c.dom.Document;
@@ -36,18 +60,6 @@ import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 import org.xml.sax.SAXException;
 
-import javax.xml.XMLConstants;
-import jakarta.xml.bind.JAXBException;
-import javax.xml.parsers.DocumentBuilder;
-import javax.xml.parsers.DocumentBuilderFactory;
-import javax.xml.parsers.ParserConfigurationException;
-import java.io.*;
-import java.nio.charset.StandardCharsets;
-import java.util.*;
-import java.util.Map.Entry;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
 /**
  * NodeIngestor - ingests A&AI OXM files per given config, serves DynamicJAXBContext per version
  */
@@ -96,7 +108,8 @@ public class NodeIngestor {
      * @throws FileNotFoundException if an OXM file can't be found
      * @throws JAXBException         if there's an error creating the DynamicJAXBContext
      */
-    private DynamicJAXBContext ingest(List<String> files) throws FileNotFoundException, JAXBException {
+    private DynamicJAXBContext ingest(List<String> files)
+        throws FileNotFoundException, JAXBException {
         List<InputStream> streams = new ArrayList<>();
 
         for (String name : files) {
@@ -105,11 +118,13 @@ public class NodeIngestor {
 
         Map<String, Object> properties = new HashMap<>();
         properties.put(JAXBContextProperties.OXM_METADATA_SOURCE, streams);
-        return DynamicJAXBContextFactory.createContextFromOXM(this.getClass().getClassLoader(), properties);
+        return DynamicJAXBContextFactory
+            .createContextFromOXM(this.getClass().getClassLoader(), properties);
     }
 
 
-    private Set<String> getAllNodeTypes(List<String> files) throws ParserConfigurationException, SAXException, IOException {
+    private Set<String> getAllNodeTypes(List<String> files)
+        throws ParserConfigurationException, SAXException, IOException {
         Set<String> types = new HashSet<>();
         final DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
         docFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
@@ -138,7 +153,8 @@ public class NodeIngestor {
         return types;
     }
 
-    private Document createCombinedSchema(List<String> files, SchemaVersion v) throws ParserConfigurationException, SAXException, IOException {
+    private Document createCombinedSchema(List<String> files, SchemaVersion v)
+        throws ParserConfigurationException, SAXException, IOException {
         final DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
         docFactory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
         docFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
@@ -150,7 +166,8 @@ public class NodeIngestor {
         DocumentBuilder masterDocBuilder = docFactory.newDocumentBuilder();
         Document combinedDoc = masterDocBuilder.parse(getShell(v));
         NodeList masterList = combinedDoc.getElementsByTagName("java-types");
-        Node javaTypesContainer = masterList.getLength() == 0 ? combinedDoc.getDocumentElement() : masterList.item(0);
+        Node javaTypesContainer =
+            masterList.getLength() == 0 ? combinedDoc.getDocumentElement() : masterList.item(0);
 
         Multimap<String, Node> nodeMultimap = ArrayListMultimap.create();
         LOGGER.debug("Started combining the schema from list of files {} for version {}", files, v);
@@ -161,7 +178,7 @@ public class NodeIngestor {
             final Document doc = docBuilder.parse(inputStream);
             final NodeList list = doc.getElementsByTagName("java-type");
 
-            for(int i = 0; i < list.getLength(); i++){
+            for (int i = 0; i < list.getLength(); i++) {
                 Node curNode = list.item(i);
                 String name = curNode.getAttributes().getNamedItem("name").getNodeValue();
                 nodeMultimap.put(name, curNode);
@@ -176,41 +193,51 @@ public class NodeIngestor {
         return combinedDoc;
     }
 
-    private void createNode(Document combinedDoc, Node javaTypesContainer, Map<String, Collection<Node>> map){
+    private void createNode(Document combinedDoc, Node javaTypesContainer,
+                            Map<String, Collection<Node>> map) {
 
         for (Entry<String, Collection<Node>> entry : map.entrySet()) {
 
-            List<Node> listOfNodes = (List<Node>)entry.getValue();
+            List<Node> listOfNodes = (List<Node>) entry.getValue();
             LOGGER.trace("NodeType {} Occurrences {}", entry.getKey(), listOfNodes.size());
             Node copyOfFirstElement = null;
             Node javaAttributeElement = null;
 
-            if(listOfNodes.size() > 1){
-                for(int index = 0; index < listOfNodes.size(); index++){
-                    if(index == 0){
+            if (listOfNodes.size() > 1) {
+                for (int index = 0; index < listOfNodes.size(); index++) {
+                    if (index == 0) {
                         Node currentNode = listOfNodes.get(index);
                         copyOfFirstElement = combinedDoc.importNode(currentNode, true);
-                        if(copyOfFirstElement.getNodeType() == Node.ELEMENT_NODE){
+                        if (copyOfFirstElement.getNodeType() == Node.ELEMENT_NODE) {
                             Element element = (Element) copyOfFirstElement;
-                            NodeList javaAttributesList = element.getElementsByTagName("java-attributes");
-                            for(int javaAttributeIndex = 0; javaAttributeIndex < javaAttributesList.getLength(); javaAttributeIndex++){
+                            NodeList javaAttributesList =
+                                element.getElementsByTagName("java-attributes");
+                            for (int javaAttributeIndex = 0;
+                                 javaAttributeIndex < javaAttributesList.getLength();
+                                 javaAttributeIndex++) {
                                 javaAttributeElement = javaAttributesList.item(javaAttributeIndex);
                             }
                         }
                     } else {
                         Node currentNode = listOfNodes.get(index);
                         Node copyOfCurrentElement = combinedDoc.importNode(currentNode, true);
-                        if(copyOfCurrentElement.getNodeType() == Node.ELEMENT_NODE){
+                        if (copyOfCurrentElement.getNodeType() == Node.ELEMENT_NODE) {
                             Element element = (Element) copyOfCurrentElement;
-                            NodeList javaAttributesList = element.getElementsByTagName("java-attributes");
-                            for(int javaAttributeIndex = 0; javaAttributeIndex < javaAttributesList.getLength(); javaAttributeIndex++){
+                            NodeList javaAttributesList =
+                                element.getElementsByTagName("java-attributes");
+                            for (int javaAttributeIndex = 0;
+                                 javaAttributeIndex < javaAttributesList.getLength();
+                                 javaAttributeIndex++) {
                                 Node jaElement = javaAttributesList.item(javaAttributeIndex);
                                 NodeList xmlElementList = jaElement.getChildNodes();
-                                for(int xmlElementIndex = 0; xmlElementIndex < xmlElementList.getLength(); xmlElementIndex++){
-                                    if(javaAttributeElement != null){
+                                for (int xmlElementIndex = 0;
+                                     xmlElementIndex < xmlElementList.getLength();
+                                     xmlElementIndex++) {
+                                    if (javaAttributeElement != null) {
                                         Node curElem = xmlElementList.item(xmlElementIndex);
-                                        if(curElem != null){
-                                            javaAttributeElement.appendChild(curElem.cloneNode(true));
+                                        if (curElem != null) {
+                                            javaAttributeElement
+                                                .appendChild(curElem.cloneNode(true));
                                         }
                                     }
                                 }
@@ -220,7 +247,7 @@ public class NodeIngestor {
                     }
                 }
                 javaTypesContainer.appendChild(copyOfFirstElement);
-            } else if(listOfNodes.size() == 1){
+            } else if (listOfNodes.size() == 1) {
                 javaTypesContainer.appendChild(combinedDoc.importNode(listOfNodes.get(0), true));
             }
         }
@@ -251,22 +278,17 @@ public class NodeIngestor {
         return typesPerVersion.get(v);
     }
 
-    /**
-     * Determines if the given version contains the given node type
-     *
-     * @param nodeType - node type to check, must be in lower hyphen form (ie "type-name")
-     * @param v
-     * @return
-     */
     public Document getSchema(SchemaVersion v) {
         return schemaPerVersion.get(v);
     }
 
     private InputStream getShell(SchemaVersion v) {
         String source = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
-            "<xml-bindings xmlns=\"http://www.eclipse.org/eclipselink/xsds/persistence/oxm\" package-name=\"inventory.aai.onap.org." + v.toString().toLowerCase() + "\" xml-mapping-metadata-complete=\"true\">\n" +
+            "<xml-bindings xmlns=\"http://www.eclipse.org/eclipselink/xsds/persistence/oxm\" package-name=\"inventory.aai.onap.org." +
+            v.toString().toLowerCase() + "\" xml-mapping-metadata-complete=\"true\">\n" +
             "	<xml-schema element-form-default=\"QUALIFIED\">\n" +
-            "		<xml-ns namespace-uri=\"http://org.onap.aai.inventory/" + v.toString().toLowerCase() + "\" />\n" +
+            "		<xml-ns namespace-uri=\"http://org.onap.aai.inventory/" +
+            v.toString().toLowerCase() + "\" />\n" +
             "	</xml-schema>\n" +
             "	<java-types>\n" +
             "	</java-types>\n" +