Improve CCSDK adaptors Sonar coverage

Changes made:
1. Cleaned up blocker issues

Change-Id: Ie0424ce7aeaf07ed8a521dc2bff21b66a28e051f
Issue-ID: CCSDK-108
Signed-off-by: Rich Tabedzki <richard.tabedzki@att.com>

2 files changed, 230 insertions, 282 deletions

diff --git a/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIService.java b/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIService.java
index 1ec222c91..4781f2e2b 100755
--- a/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIService.java
+++ b/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIService.java
@@ -126,18 +126,18 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
 
     private static final Logger LOG = LoggerFactory.getLogger(AAIService.class);
 
-    private final String truststore_path;
-    private final String truststore_password;
-    private final String keystore_path;
-    private final String keystore_password;
-    private final Boolean ignore_certificate_host_error;
+    private final String truststorePath;
+    private final String truststorePassword;
+    private final String keystorePath;
+    private final String keystorePassword;
+    private final Boolean ignoreCertificateHostError;
 
     private final String target_uri;
-    private final String query_path;
+    private final String queryPath;
 
-    private final String network_vserver_path;
+    private final String networkVserverPath;
 
-    private final String svc_instance_path;
+    private final String svcInstancePath;
     private final String svc_inst_qry_path;
 
     private final String vnf_image_query_path;
@@ -206,13 +206,13 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
             LOG.debug("Basic password is not set");
         }
 
-        truststore_path     = props.getProperty(TRUSTSTORE_PATH);
-        truststore_password = props.getProperty(TRUSTSTORE_PSSWD);
-        keystore_path         = props.getProperty(KEYSTORE_PATH);
-        keystore_password     = props.getProperty(KEYSTORE_PSSWD);
+        truststorePath     = props.getProperty(TRUSTSTORE_PATH);
+        truststorePassword = props.getProperty(TRUSTSTORE_PSSWD);
+        keystorePath         = props.getProperty(KEYSTORE_PATH);
+        keystorePassword     = props.getProperty(KEYSTORE_PSSWD);
 
         target_uri             = props.getProperty(TARGET_URI);
-        query_path             = props.getProperty(QUERY_PATH);
+        queryPath             = props.getProperty(QUERY_PATH);
         update_path         = props.getProperty(UPDATE_PATH);
 
         String applicationId =props.getProperty(APPLICATION_ID);
@@ -239,9 +239,9 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
         connection_timeout = tmpConnectionTimeout;
         read_timeout = tmpReadTimeout;
 
-        network_vserver_path =props.getProperty(NETWORK_VSERVER_PATH);
+        networkVserverPath =props.getProperty(NETWORK_VSERVER_PATH);
 
-        svc_instance_path    = props.getProperty(SVC_INSTANCE_PATH);
+        svcInstancePath    = props.getProperty(SVC_INSTANCE_PATH);
         svc_inst_qry_path    = props.getProperty(SVC_INST_QRY_PATH);
         param_service_type     = props.getProperty(PARAM_SERVICE_TYPE, "service-type");
 
@@ -266,20 +266,20 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
             host_error = Boolean.valueOf(iche);
         }
 
-        ignore_certificate_host_error = host_error;
+        ignoreCertificateHostError = host_error;
 
         HttpsURLConnection.setDefaultHostnameVerifier( new HostnameVerifier(){
             public boolean verify(String string,SSLSession ssls) {
-                return ignore_certificate_host_error;
+                return ignoreCertificateHostError;
             }
         });
 
-        if(truststore_path != null && truststore_password != null && (new File(truststore_path)).exists()) {
-            System.setProperty("javax.net.ssl.trustStore", truststore_path);
-            System.setProperty("javax.net.ssl.trustStorePassword", truststore_password);
+        if(truststorePath != null && truststorePassword != null && (new File(truststorePath)).exists()) {
+            System.setProperty("javax.net.ssl.trustStore", truststorePath);
+            System.setProperty("javax.net.ssl.trustStorePassword", truststorePassword);
         }
 
-        if(keystore_path != null && keystore_password != null && (new File(keystore_path)).exists()) {
+        if(keystorePath != null && keystorePassword != null && (new File(keystorePath)).exists()) {
         DefaultClientConfig config = new DefaultClientConfig();
         //both jersey and HttpURLConnection can use this
         SSLContext ctx = null;
@@ -287,19 +287,19 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
             ctx = SSLContext.getInstance("TLS");
 
             KeyManagerFactory kmf = null;
-            try (FileInputStream fin = new FileInputStream(keystore_path)){
+            try (FileInputStream fin = new FileInputStream(keystorePath)){
                 String def = "SunX509";
                 String storeType = "PKCS12";
                 def = KeyStore.getDefaultType();
                 kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
 
-                String extension = keystore_path.substring(keystore_path.lastIndexOf(".") + 1);
+                String extension = keystorePath.substring(keystorePath.lastIndexOf(".") + 1);
                 if("JKS".equalsIgnoreCase(extension)) {
                     storeType = "JKS";
                 }
                 KeyStore ks = KeyStore.getInstance(storeType);
 
-                char[] pwd = keystore_password.toCharArray();
+                char[] pwd = keystorePassword.toCharArray();
                 ks.load(fin, pwd);
                 kmf.init(ks, pwd);
             } catch (Exception ex) {
@@ -310,7 +310,7 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
             config.getProperties().put(HTTPSProperties.PROPERTY_HTTPS_PROPERTIES, new HTTPSProperties( new HostnameVerifier() {
                     @Override
                     public boolean verify( String s, SSLSession sslSession ) {
-                        return ignore_certificate_host_error;
+                        return ignoreCertificateHostError;
                     }
             }, ctx));
 
@@ -883,74 +883,22 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
     @Override
     public boolean deleteVServerData(String tenant_id, String vserver_id, String cloudOwner, String cloudRegionId, String resourceVersion) throws AAIServiceException {
         boolean response = false;
-        InputStream inputStream = null;
 
         try {
-            String local_network_complexes_path = network_vserver_path.replace("{tenant-id}", encodeQuery(tenant_id));
-            local_network_complexes_path = local_network_complexes_path.replace("{vserver-id}", encodeQuery(vserver_id));
-            local_network_complexes_path = local_network_complexes_path.replace("{cloud-owner}", encodeQuery(cloudOwner));
-            local_network_complexes_path = local_network_complexes_path.replace("{cloud-region-id}", encodeQuery(cloudRegionId));
-
-            String request_url = target_uri+local_network_complexes_path;
-            if(resourceVersion!=null) {
-                request_url = request_url +"?resource-version="+resourceVersion;
-            }
-            URL http_req_url =    new URL(request_url);
-
-            HttpURLConnection con = getConfiguredConnection(http_req_url, HttpMethod.DELETE);
-
-            LOGwriteFirstTrace(HttpMethod.DELETE, http_req_url.toString());
-            LOGwriteDateTrace("tenant_id", tenant_id);
-            LOGwriteDateTrace("vserver_id", vserver_id);
-            LOGwriteDateTrace("cloud-owner", cloudOwner);
-            LOGwriteDateTrace("cloud-region-id", cloudRegionId);
-
-            // Check for errors
-            int responseCode = con.getResponseCode();
-            if (responseCode == HttpURLConnection.HTTP_OK || responseCode == HttpURLConnection.HTTP_NO_CONTENT) {
-                inputStream = con.getInputStream();
-            } else {
-                inputStream = con.getErrorStream();
-            }
-
-            // Process the response
-            LOG.debug("HttpURLConnection result:" + responseCode);
-            if(inputStream == null) inputStream = new ByteArrayInputStream("".getBytes(StandardCharsets.UTF_8));
-            BufferedReader reader = new BufferedReader( new InputStreamReader( inputStream ) );
-            String line = null;
-
-            ObjectMapper mapper = getObjectMapper();
+            AAIRequest request = AAIRequest.getRequestFromResource("vserver");
 
-            if (responseCode == HttpURLConnection.HTTP_OK || responseCode == HttpURLConnection.HTTP_NO_CONTENT) {
-                StringBuilder stringBuilder = new StringBuilder();
+            request.addRequestProperty("vserver.vserver-id", vserver_id);
+            request.addRequestProperty("tenant.tenant-id", tenant_id);
+            request.addRequestProperty("cloud-region.cloud-owner", cloudOwner);
+            request.addRequestProperty("cloud-region.cloud-region-id",cloudRegionId);
 
-                while( ( line = reader.readLine() ) != null ) {
-                    stringBuilder.append( line );
-                }
-                LOGwriteEndingTrace(responseCode, "SUCCESS", stringBuilder.toString());
-                response = true;
-            } else if(responseCode == HttpURLConnection.HTTP_NOT_FOUND ) {
-                LOGwriteEndingTrace(responseCode, "HTTP_NOT_FOUND", "Entry does not exist.");
-                response = false;
-            } else {
-                ErrorResponse errorresponse = mapper.readValue(reader, ErrorResponse.class);
-                LOGwriteEndingTrace(responseCode, "FAILURE", mapper.writeValueAsString(errorresponse));
-                throw new AAIServiceException(responseCode, errorresponse);
-            }
+            response = executor.delete(request, resourceVersion);
 
         } catch(AAIServiceException aaiexc) {
             throw aaiexc;
         } catch (Exception exc) {
             LOG.warn("deleteVServerData", exc);
             throw new AAIServiceException(exc);
-        } finally {
-            if(inputStream != null){
-                try {
-                    inputStream.close();
-                } catch(Exception exc) {
-
-                }
-            }
         }
         return response;
     }
@@ -2808,7 +2756,7 @@ public class AAIService extends AAIDeclarations implements AAIClient, SvcLogicRe
 
     @Override
     public String getVServerIdFromVserverUrl(URL url, String tenantId) {
-        String pattern =  network_vserver_path;
+        String pattern =  networkVserverPath;
         pattern = pattern.replace("{tenant-id}", tenantId);
 
         int end = pattern.indexOf("{vserver-id}");
diff --git a/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIServiceActivator.java b/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIServiceActivator.java
index 37a207fb9..09877ee67 100755
--- a/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIServiceActivator.java
+++ b/aai-service/provider/src/main/java/org/onap/ccsdk/sli/adaptors/aai/AAIServiceActivator.java
@@ -3,7 +3,7 @@
  * openECOMP : SDN-C
  * ================================================================================
  * Copyright (C) 2017 AT&T Intellectual Property. All rights
- * 			reserved.
+ *             reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -39,201 +39,201 @@ import org.slf4j.LoggerFactory;
 
 public class AAIServiceActivator implements BundleActivator {
 
-	private static final String DEFAULT_CONFIG_FILE_NAME = "aaiclient.config";
-	private static final String DEFAULT_PROPERTY_FILE_NAME = "aaiclient.properties";
-	private static final String DEFAULT_KEYWORD = "default";
-
-	private static final String SDNC_CONFIG_DIR = "SDNC_CONFIG_DIR";
-
-	private static final String BVC_PROPERTY_FILE = "/opt/bvc/controller/configuration/aaiclient.properties";
-	private static final String DEFAULT_SDNC_PROPERTY_FILE = "/opt/sdnc/data/properties/aaiclient.properties";
-
-	private Set<ServiceRegistration> registrationSet = new HashSet<ServiceRegistration>();
-
-	private static final Logger LOG = LoggerFactory.getLogger(AAIServiceActivator.class);
-
-	@Override
-	public void start(BundleContext ctx) throws Exception {
-
-		System.setProperty("aaiclient.runtime", "OSGI");
-
-		String sdnConfigDirectory = System.getenv(SDNC_CONFIG_DIR);
-
-		// check SDNC CONFIG DIR system property
-		if(sdnConfigDirectory == null ) {
-			LOG.error("System property SDNC_CONFIG_DIR is not defined.");
-			LOG.info("Defaulting SDNC_CONFIG_DIR to '/opt/sdnc/data/properties/'");
-			sdnConfigDirectory = "/opt/sdnc/data/properties/";
-		}
-
-		LOG.debug("Configuration directory used : " + sdnConfigDirectory);
-
-		// check existance of properties directory
-		File configDirectory = new File(sdnConfigDirectory);
-		if(!configDirectory.exists() || !configDirectory.isDirectory()){
-			LOG.error("System property SDNC_CONFIG_DIR = '" + sdnConfigDirectory + "' does not point to a valid directory. AAIService will not be initialized.");
-			return;
-		}
-
-		Properties properties = new Properties();
-		InputStream input = null;
-
-		// find aaiclient config file
-		File[] files = findFiles(configDirectory, DEFAULT_CONFIG_FILE_NAME);
-
-		// read the aai config data
-		if(files != null && files.length > 0) {
-			LOG.debug("AAIService config file exists and it is named :" + files[0].getAbsolutePath() );
-			try {
-				input = new FileInputStream(files[0]);
-				properties.load(input);
-				LOG.debug("Loaded AAI Client properties from " + files[0].getAbsolutePath());
-			} catch (IOException exc) {
-				LOG.warn("Problem loading AAI Client properties from " + files[0].getAbsolutePath(), exc);
-			} finally {
-				if(input != null ) {
-					try {
-						input.close();
-					} catch(Exception exc) {
-						// ignore
-					}
-				}
-				int size = properties.keySet().size() ;
-				if(size == 0) {
-					LOG.debug(files[0].getAbsolutePath() + " contained no entries. Adding the default entry");
-					properties.put(DEFAULT_KEYWORD, DEFAULT_PROPERTY_FILE_NAME);
-				}
-			}
-		} else {
-			LOG.debug("No configuration entries were found. Adding the default entry");
-			properties.put(DEFAULT_KEYWORD, DEFAULT_PROPERTY_FILE_NAME);
-		}
-
-		Set<String> entrySet = properties. stringPropertyNames();
-		String value = null;
-
-		// initialize AAI Service for each aai client property files
-		for(String entry : entrySet) {
-			value = properties.getProperty(entry);
-			if(value != null && !value.isEmpty()) {
-
-				final String fileName = value;
-
-				File[] propertyFileList = findFiles(configDirectory, fileName);
-
-				for(File propertiesFile : propertyFileList) {
-					LOG.info(propertiesFile.getName());
-					// Advertise AAI resource adaptor
-					AAIClient impl = null;
-					switch(entry) {
-					case DEFAULT_KEYWORD:
-						impl = new AAIService(propertiesFile.toURI().toURL());
-						break;
-					case "trinity":
-						impl = new AAITrinityService(propertiesFile.toURI().toURL());
-						break;
-					default:
-						LOG.error("Invalid configuration keyword '"+entry+"' detected in aaiclient.config. Aborting initialization");
-						continue;
-					}
-					String regName = impl.getClass().getName();
-
-					LOG.debug("Registering AAIService service "+regName);
-					ServiceRegistration registration = ctx.registerService(regName, impl, null);
-					registrationSet.add(registration);
-
-				}
-			}
-		}
-	}
-
-//	@Override
-	@Deprecated
-	public void start1(BundleContext ctx) throws Exception {
-
-		String sdnConfigDirectory = System.getenv(SDNC_CONFIG_DIR);
-		String propertiesPath = null;
-
-		if (sdnConfigDirectory == null || sdnConfigDirectory.isEmpty()) {
-			String filename = DEFAULT_SDNC_PROPERTY_FILE;
-    		File file = new File(filename);
-    		if(file != null && file.exists()) {
-    			propertiesPath = filename;
-    			LOG.info("Using property file (1): " + propertiesPath);
-    		} else {
-    			filename = BVC_PROPERTY_FILE;
-    			file = new File(filename);
-        		if(file != null && file.exists()) {
-        			propertiesPath = filename;
-        			LOG.info("Using property file (1): " + propertiesPath);
-        		} else {
-    				throw new ConfigurationException("Cannot find config file - "+filename+" and "+SDNC_CONFIG_DIR+" is unset");
-        		}
-    		}
-    	} else {
-    		propertiesPath = sdnConfigDirectory + "/aaiclient.properties";
-    		LOG.info("Environment variable " + SDNC_CONFIG_DIR + " set, - calculated path " + propertiesPath);
-    	}
-
-		File propFile = new File(propertiesPath);
-		if(!propFile.exists()) {
-			String filename = DEFAULT_SDNC_PROPERTY_FILE;
-    		File file = new File(filename);
-    		if(file != null && file.exists()) {
-    			propertiesPath = filename;
-    			LOG.info("Using property file (1): " + propertiesPath);
-    		} else {
-    			filename = BVC_PROPERTY_FILE;
-    			file = new File(filename);
-        		if(file != null && file.exists()) {
-        			propertiesPath = filename;
-        			LOG.info("Using property file (1): " + propertiesPath);
-        		} else {
-        			LOG.error("AnAI Service Property file " + propertiesPath + "does not exist.");
-        			throw new ConfigurationException("Cannot find config file - "+propertiesPath+" and " + SDNC_CONFIG_DIR + " is unset.");
-        		}
-    		}
-		}
-
-		// Advertise AAI resource adaptor
-		AAIClient impl = new AAIService(propFile.toURI().toURL());
-		String regName = impl.getClass().getName();
-
-		LOG.debug("Registering AAIService service "+regName);
-		ServiceRegistration registration = ctx.registerService(regName, impl, null);
-		registrationSet.add(registration);
-	}
-
-	@Override
-	public void stop(BundleContext ctx) throws Exception {
-
-		Set<ServiceRegistration> localRegistrationSet = new HashSet<ServiceRegistration>();
-		localRegistrationSet.addAll(registrationSet);
-
-		for(ServiceRegistration registration : localRegistrationSet) {
-			if (registration != null) {
-				try {
-					AAIService aaiService = (AAIService)ctx.getService(registration.getReference());
-				registration.unregister();
-				registrationSet.remove(registration);
-					if(aaiService != null) {
-						aaiService.cleanUp();
-					}
-				} catch(Exception exc) {
-					if(LOG.isDebugEnabled())
-						LOG.debug(exc.getMessage());
-				}
-			}
-		}
-	}
-
-	private File[] findFiles(File configDirectory, final String filter) {
-		File[] files = configDirectory.listFiles(new FilenameFilter() {
-		    public boolean accept(File dir, String name) {
-		        return name.equalsIgnoreCase(filter);
-		    }
-		});
-
-		return files;
-	}
+    private static final String DEFAULT_CONFIG_FILE_NAME = "aaiclient.config";
+    private static final String DEFAULT_PROPERTY_FILE_NAME = "aaiclient.properties";
+    private static final String DEFAULT_KEYWORD = "default";
+
+    private static final String SDNC_CONFIG_DIR = "SDNC_CONFIG_DIR";
+
+    private static final String BVC_PROPERTY_FILE = "/opt/bvc/controller/configuration/aaiclient.properties";
+    private static final String DEFAULT_SDNC_PROPERTY_FILE = "/opt/sdnc/data/properties/aaiclient.properties";
+
+    private Set<ServiceRegistration> registrationSet = new HashSet<ServiceRegistration>();
+
+    private static final Logger LOG = LoggerFactory.getLogger(AAIServiceActivator.class);
+
+    @Override
+    public void start(BundleContext ctx) throws Exception {
+
+        System.setProperty("aaiclient.runtime", "OSGI");
+
+        String sdnConfigDirectory = System.getenv(SDNC_CONFIG_DIR);
+
+        // check SDNC CONFIG DIR system property
+        if(sdnConfigDirectory == null ) {
+            LOG.error("System property SDNC_CONFIG_DIR is not defined.");
+            LOG.info("Defaulting SDNC_CONFIG_DIR to '/opt/sdnc/data/properties/'");
+            sdnConfigDirectory = "/opt/sdnc/data/properties/";
+        }
+
+        LOG.debug("Configuration directory used : " + sdnConfigDirectory);
+
+        // check existance of properties directory
+        File configDirectory = new File(sdnConfigDirectory);
+        if(!configDirectory.exists() || !configDirectory.isDirectory()){
+            LOG.error("System property SDNC_CONFIG_DIR = '" + sdnConfigDirectory + "' does not point to a valid directory. AAIService will not be initialized.");
+            return;
+        }
+
+        Properties properties = new Properties();
+        InputStream input = null;
+
+        // find aaiclient config file
+        File[] files = findFiles(configDirectory, DEFAULT_CONFIG_FILE_NAME);
+
+        // read the aai config data
+        if(files != null && files.length > 0) {
+            LOG.debug("AAIService config file exists and it is named :" + files[0].getAbsolutePath() );
+            try {
+                input = new FileInputStream(files[0]);
+                properties.load(input);
+                LOG.debug("Loaded AAI Client properties from " + files[0].getAbsolutePath());
+            } catch (IOException exc) {
+                LOG.warn("Problem loading AAI Client properties from " + files[0].getAbsolutePath(), exc);
+            } finally {
+                if(input != null ) {
+                    try {
+                        input.close();
+                    } catch(Exception exc) {
+                        LOG.debug(exc.getMessage());
+                    }
+                }
+                int size = properties.keySet().size() ;
+                if(size == 0) {
+                    LOG.debug(files[0].getAbsolutePath() + " contained no entries. Adding the default entry");
+                    properties.put(DEFAULT_KEYWORD, DEFAULT_PROPERTY_FILE_NAME);
+                }
+            }
+        } else {
+            LOG.debug("No configuration entries were found. Adding the default entry");
+            properties.put(DEFAULT_KEYWORD, DEFAULT_PROPERTY_FILE_NAME);
+        }
+
+        Set<String> entrySet = properties. stringPropertyNames();
+        String value = null;
+
+        // initialize AAI Service for each aai client property files
+        for(String entry : entrySet) {
+            value = properties.getProperty(entry);
+            if(value != null && !value.isEmpty()) {
+
+                final String fileName = value;
+
+                File[] propertyFileList = findFiles(configDirectory, fileName);
+
+                for(File propertiesFile : propertyFileList) {
+                    LOG.info(propertiesFile.getName());
+                    // Advertise AAI resource adaptor
+                    AAIClient impl = null;
+                    switch(entry) {
+                    case DEFAULT_KEYWORD:
+                        impl = new AAIService(propertiesFile.toURI().toURL());
+                        break;
+                    case "trinity":
+                        impl = new AAITrinityService(propertiesFile.toURI().toURL());
+                        break;
+                    default:
+                        LOG.error("Invalid configuration keyword '"+entry+"' detected in aaiclient.config. Aborting initialization");
+                        continue;
+                    }
+                    String regName = impl.getClass().getName();
+
+                    LOG.debug("Registering AAIService service "+regName);
+                    ServiceRegistration registration = ctx.registerService(regName, impl, null);
+                    registrationSet.add(registration);
+
+                }
+            }
+        }
+    }
+
+//    @Override
+    @Deprecated
+    public void start1(BundleContext ctx) throws Exception {
+
+        String sdnConfigDirectory = System.getenv(SDNC_CONFIG_DIR);
+        String propertiesPath = null;
+
+        if (sdnConfigDirectory == null || sdnConfigDirectory.isEmpty()) {
+            String filename = DEFAULT_SDNC_PROPERTY_FILE;
+            File file = new File(filename);
+            if(file.exists()) {
+                propertiesPath = filename;
+                LOG.info("Using property file (1): " + propertiesPath);
+            } else {
+                filename = BVC_PROPERTY_FILE;
+                file = new File(filename);
+                if(file.exists()) {
+                    propertiesPath = filename;
+                    LOG.info("Using property file (1): " + propertiesPath);
+                } else {
+                    throw new ConfigurationException("Cannot find config file - "+filename+" and "+SDNC_CONFIG_DIR+" is unset");
+                }
+            }
+        } else {
+            propertiesPath = sdnConfigDirectory + "/aaiclient.properties";
+            LOG.info("Environment variable " + SDNC_CONFIG_DIR + " set, - calculated path " + propertiesPath);
+        }
+
+        File propFile = new File(propertiesPath);
+        if(!propFile.exists()) {
+            String filename = DEFAULT_SDNC_PROPERTY_FILE;
+            File file = new File(filename);
+            if(file.exists()) {
+                propertiesPath = filename;
+                LOG.info("Using property file (1): " + propertiesPath);
+            } else {
+                filename = BVC_PROPERTY_FILE;
+                file = new File(filename);
+                if(file.exists()) {
+                    propertiesPath = filename;
+                    LOG.info("Using property file (1): " + propertiesPath);
+                } else {
+                    LOG.error("AnAI Service Property file " + propertiesPath + "does not exist.");
+                    throw new ConfigurationException("Cannot find config file - "+propertiesPath+" and " + SDNC_CONFIG_DIR + " is unset.");
+                }
+            }
+        }
+
+        // Advertise AAI resource adaptor
+        AAIClient impl = new AAIService(propFile.toURI().toURL());
+        String regName = impl.getClass().getName();
+
+        LOG.debug("Registering AAIService service "+regName);
+        ServiceRegistration registration = ctx.registerService(regName, impl, null);
+        registrationSet.add(registration);
+    }
+
+    @Override
+    public void stop(BundleContext ctx) throws Exception {
+
+        Set<ServiceRegistration> localRegistrationSet = new HashSet<ServiceRegistration>();
+        localRegistrationSet.addAll(registrationSet);
+
+        for(ServiceRegistration registration : localRegistrationSet) {
+            if (registration != null) {
+                try {
+                    AAIService aaiService = (AAIService)ctx.getService(registration.getReference());
+                registration.unregister();
+                registrationSet.remove(registration);
+                    if(aaiService != null) {
+                        aaiService.cleanUp();
+                    }
+                } catch(Exception exc) {
+                    if(LOG.isDebugEnabled())
+                        LOG.debug(exc.getMessage());
+                }
+            }
+        }
+    }
+
+    private File[] findFiles(File configDirectory, final String filter) {
+        File[] files = configDirectory.listFiles(new FilenameFilter() {
+            public boolean accept(File dir, String name) {
+                return name.equalsIgnoreCase(filter);
+            }
+        });
+
+        return files;
+    }
 }