Remove MsoLogger from 'mso-openstack-adapters'

Removed MsoLogger from adapters ('mso-openstack-adapters')
Replaced MsoLogger with plain slf4j
Refactored login output
Fixed imports

Change-Id: Ib9da84f659dcc57a374f9b684ce8fbf30e866d4d
Issue-ID: LOG-631
Signed-off-by: k.kazak <k.kazak@samsung.com>

3 files changed, 117 insertions, 108 deletions

diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/valet/ValetClient.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/valet/ValetClient.java
index 2f688dbf48..5645759b02 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/valet/ValetClient.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/valet/ValetClient.java
@@ -6,6 +6,7 @@
  * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
  * ================================================================================
  * Modifications Copyright (C) 2018 IBM.
+ * Modifications Copyright (c) 2019 Samsung
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,6 +24,11 @@
 
 package org.onap.so.adapters.valet;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.net.URI;
+import javax.annotation.PostConstruct;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.UriBuilder;
 import org.onap.so.adapters.valet.beans.HeatRequest;
 import org.onap.so.adapters.valet.beans.ValetConfirmRequest;
 import org.onap.so.adapters.valet.beans.ValetConfirmResponse;
@@ -34,16 +40,8 @@ import org.onap.so.adapters.valet.beans.ValetRollbackRequest;
 import org.onap.so.adapters.valet.beans.ValetRollbackResponse;
 import org.onap.so.adapters.valet.beans.ValetUpdateRequest;
 import org.onap.so.adapters.valet.beans.ValetUpdateResponse;
-
-import java.net.URI;
-
-import javax.annotation.PostConstruct;
-import javax.ws.rs.core.MediaType;
-import javax.ws.rs.core.UriBuilder;
-
-import org.onap.so.adapters.valet.GenericValetResponse;
-
-import org.onap.so.logger.MsoLogger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.env.Environment;
 import org.springframework.http.HttpEntity;
@@ -52,14 +50,13 @@ import org.springframework.http.HttpMethod;
 import org.springframework.http.ResponseEntity;
 import org.springframework.http.client.BufferingClientHttpRequestFactory;
 import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
-import org.springframework.web.client.RestTemplate;
 import org.springframework.stereotype.Component;
-
-import com.fasterxml.jackson.databind.ObjectMapper;
+import org.springframework.web.client.RestTemplate;
 
 @Component
 public class ValetClient {
-	private static MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA, ValetClient.class);
+
+    private static Logger logger = LoggerFactory.getLogger(ValetClient.class);
 
 	@Autowired
 	private Environment environment;
@@ -93,8 +90,8 @@ public class ValetClient {
             this.basePath = this.environment.getProperty(ValetClient.VALET_BASE_PATH, ValetClient.DEFAULT_BASE_PATH);
 			this.authString = this.environment.getProperty(ValetClient.VALET_AUTH, ValetClient.DEFAULT_AUTH_STRING);
 		} catch (Exception e) {
-			LOGGER.debug("Error retrieving valet properties. " + e.getMessage());
-		}
+        logger.debug("Error retrieving valet properties. {}", e.getMessage());
+    }
 	}
 		
 	/*
@@ -117,8 +114,8 @@ public class ValetClient {
 			response = getRestTemplate().exchange(uri, HttpMethod.POST, entity, ValetCreateResponse.class);
 			gvr = this.getGVRFromResponse(response);
 		} catch (Exception e) {
-			LOGGER.error("An exception occurred in callValetCreateRequest", e);
-			throw e;
+        logger.error("An exception occurred in callValetCreateRequest", e);
+        throw e;
 		}
 		return gvr;
 	}
@@ -150,8 +147,8 @@ public class ValetClient {
 			response = getRestTemplate().exchange(uri, HttpMethod.PUT, entity, ValetUpdateResponse.class);
 			gvr = this.getGVRFromResponse(response);
 		} catch (Exception e) {
-			LOGGER.error("An exception occurred in callValetUpdateRequest", e);
-			throw e;
+        logger.error("An exception occurred in callValetUpdateRequest", e);
+        throw e;
 		}
 		return gvr;
 	}
@@ -177,8 +174,8 @@ public class ValetClient {
 			response = getRestTemplate().exchange(uri, HttpMethod.DELETE, entity, ValetDeleteResponse.class);
 			gvr = this.getGVRFromResponse(response);
 		} catch (Exception e) {
-			LOGGER.error("An exception occurred in callValetDeleteRequest", e);
-			throw e;
+        logger.error("An exception occurred in callValetDeleteRequest", e);
+        throw e;
 		}
 		return gvr;
 	}
@@ -199,12 +196,12 @@ public class ValetClient {
 			String body = mapper.writeValueAsString(vcr);
 			HttpHeaders headers = generateHeaders(requestId);
 			HttpEntity<String> entity = new HttpEntity<>(body, headers);
-			LOGGER.debug("valet confirm req: " + uri.toString() + HEADERS + headers.toString() + BODY + body);
-			
+        logger.debug("valet confirm req: {} {} {} {} {}", uri, HEADERS, headers, BODY, body);
+
 			response = getRestTemplate().exchange(uri, HttpMethod.PUT, entity, ValetConfirmResponse.class);
 			gvr = this.getGVRFromResponse(response);
 		} catch (Exception e) {
-			LOGGER.error("An exception occurred in callValetConfirmRequest", e);
+        logger.error("An exception occurred in callValetConfirmRequest", e);
 			throw e;
 		}
 		return gvr;
@@ -231,7 +228,7 @@ public class ValetClient {
 			response = getRestTemplate().exchange(uri, HttpMethod.PUT, entity, ValetRollbackResponse.class);
 			gvr = this.getGVRFromResponse(response);
 		} catch (Exception e) {
-			LOGGER.error("An exception occurred in callValetRollbackRequest", e);
+        logger.error("An exception occurred in callValetRollbackRequest", e);
 			throw e;
 		}
 		return gvr;
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRest.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRest.java
index cbdd29d83c..7913a6d827 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRest.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRest.java
@@ -6,6 +6,7 @@
  * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
  * ================================================================================
  * Modifications Copyright (C) 2018 IBM.
+ * Modifications Copyright (c) 2019 Samsung
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,9 +25,13 @@
 package org.onap.so.adapters.vnf;
 
 
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
 import java.util.HashMap;
 import java.util.Map;
-
 import javax.inject.Provider;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
@@ -41,7 +46,6 @@ import javax.ws.rs.core.GenericEntity;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 import javax.xml.ws.Holder;
-
 import org.apache.http.HttpStatus;
 import org.onap.so.adapters.vnf.exceptions.VnfException;
 import org.onap.so.adapters.vnfrest.CreateVolumeGroupRequest;
@@ -61,16 +65,12 @@ import org.onap.so.logger.MsoLogger;
 import org.onap.so.openstack.beans.VnfRollback;
 import org.onap.so.openstack.beans.VnfStatus;
 import org.onap.so.openstack.exceptions.MsoExceptionCategory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Component;
 
-import io.swagger.annotations.Api;
-import io.swagger.annotations.ApiOperation;
-import io.swagger.annotations.ApiParam;
-import io.swagger.annotations.ApiResponse;
-import io.swagger.annotations.ApiResponses;
-
 /**
  * This class services calls to the REST interface for VNF Volumes (http://host:port/vnfs/rest/v1/volume-groups)
  * Both XML and JSON can be produced/consumed.  Set Accept: and Content-Type: headers appropriately.  XML is the default.
@@ -81,7 +81,8 @@ import io.swagger.annotations.ApiResponses;
 @Api(value = "/v1/volume-groups", description = "root of volume-groups adapters restful web service")
 @Component
 public class VolumeAdapterRest {
-	private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA, VolumeAdapterRest.class);
+
+    private static final Logger logger = LoggerFactory.getLogger(VolumeAdapterRest.class);
 	private static final String TESTING_KEYWORD = "___TESTING___";
 	private static final String EXCEPTION="Exception :";
 	private static final String RESP=", resp=";
@@ -108,7 +109,7 @@ public class VolumeAdapterRest {
 			@ApiParam(value = "CreateVolumeGroupRequest", required = true)
 			final CreateVolumeGroupRequest req
 			) {
-		LOGGER.debug("createVNFVolumes enter: " + req.toJsonString());
+      logger.debug("createVNFVolumes enter: {}", req.toJsonString());
 		CreateVNFVolumesTask task = new CreateVNFVolumesTask(req);
 		if (req.isSynchronous()) {
 			// This is a synchronous request
@@ -124,11 +125,12 @@ public class VolumeAdapterRest {
 				t1.start();
 			} catch (Exception e) {
 				// problem handling create, send generic failure as sync resp to caller
-				LOGGER.error (MessageEnum.RA_CREATE_VNF_ERR, "", "createVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - createVNFVolumes", e);
+          logger.error("{} {} Exception - createVNFVolumes: ", MessageEnum.RA_CREATE_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 				return Response.serverError().build();
 			}
 			// send sync response (ACK) to caller
-			LOGGER.debug ("createVNFVolumes exit");
+        logger.debug("createVNFVolumes exit");
 			return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -160,14 +162,14 @@ public class VolumeAdapterRest {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug ("CreateVFModule VolumesTask start");
+        logger.debug("CreateVFModule VolumesTask start");
 			try {
 				// Synchronous Web Service Outputs
 				Holder<String> stackId = new Holder<>();
 				Holder<Map<String, String>> outputs = new Holder<>();
 				Holder<VnfRollback> vnfRollback = new Holder<>();
 				String completeVnfVfModuleType = req.getVnfType() + "::" + req.getVfModuleType();
-				LOGGER.debug("in createVfModuleVolumes - completeVnfVfModuleType=" + completeVnfVfModuleType);
+          logger.debug("in createVfModuleVolumes - completeVnfVfModuleType={}", completeVnfVfModuleType);
 
 				String cloudsite = req.getCloudSiteId();
 				if (cloudsite != null && cloudsite.equals(TESTING_KEYWORD)) {
@@ -231,7 +233,7 @@ public class VolumeAdapterRest {
 						rb,
 						req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(
 					e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
@@ -240,7 +242,7 @@ public class VolumeAdapterRest {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug ("CreateVFModule VolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("CreateVFModule VolumesTask exit: code={} {} {}", getStatusCode(), RESP, getResponse());
 		}
 	}
 
@@ -262,7 +264,7 @@ public class VolumeAdapterRest {
 		final DeleteVolumeGroupRequest req
 		)
 	{
-		LOGGER.debug("deleteVNFVolumes enter: " + req.toJsonString());
+      logger.debug("deleteVNFVolumes enter: {}", req.toJsonString());
 		if (aaiVolumeGroupId == null || !aaiVolumeGroupId.equals(req.getVolumeGroupId())) {
 			return Response
 				.status(HttpStatus.SC_BAD_REQUEST)
@@ -285,11 +287,12 @@ public class VolumeAdapterRest {
 				t1.start();
 			} catch (Exception e) {
 				// problem handling create, send generic failure as sync resp to caller
-				LOGGER.error (MessageEnum.RA_DELETE_VNF_ERR, "", "deleteVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - deleteVNFVolumes", e);
+          logger.error("{} {} Exception - deleteVNFVolumes: ", MessageEnum.RA_DELETE_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 				return Response.serverError().build();
 			}
 			// send sync response (ACK) to caller
-			LOGGER.debug ("deleteVNFVolumes exit");
+        logger.debug("deleteVNFVolumes exit");
 			return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -321,14 +324,14 @@ public class VolumeAdapterRest {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug("DeleteVNFVolumesTask start");
+        logger.debug("DeleteVNFVolumesTask start");
 			try {
 				if (!req.getCloudSiteId().equals(TESTING_KEYWORD)) {
 					vnfAdapter.deleteVnf(req.getCloudSiteId(), req.getTenantId(), req.getVolumeGroupStackId(), req.getMsoRequest());
 				}
 				response = new DeleteVolumeGroupResponse(true, req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
 			if (!req.isSynchronous()) {
@@ -336,7 +339,7 @@ public class VolumeAdapterRest {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug("DeleteVNFVolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("DeleteVNFVolumesTask exit: code={} {} {}", getStatusCode(), RESP, getResponse());
 		}
 	}
 
@@ -358,7 +361,7 @@ public class VolumeAdapterRest {
 		final RollbackVolumeGroupRequest req
 		)
 	{
-		LOGGER.debug("rollbackVNFVolumes enter: " + req.toJsonString());
+      logger.debug("rollbackVNFVolumes enter: {}", req.toJsonString());
 		if (aaiVolumeGroupId == null || req.getVolumeGroupRollback() == null || !aaiVolumeGroupId.equals(req.getVolumeGroupRollback().getVolumeGroupId())) {
 			return Response
 				.status(HttpStatus.SC_BAD_REQUEST)
@@ -381,11 +384,12 @@ public class VolumeAdapterRest {
 				t1.start();
 			} catch (Exception e) {
 				// problem handling create, send generic failure as sync resp to caller
-				LOGGER.error (MessageEnum.RA_ROLLBACK_VNF_ERR, "", "rollbackVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - rollbackVNFVolumes", e);
+          logger.error("{} {} Exception - rollbackVNFVolumes: ", MessageEnum.RA_ROLLBACK_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 				return Response.serverError().build();
 			}
 			// send sync response (ACK) to caller
-			LOGGER.debug("rollbackVNFVolumes exit");
+        logger.debug("rollbackVNFVolumes exit");
 			return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -417,7 +421,7 @@ public class VolumeAdapterRest {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug("DeleteVNFVolumesTask start");
+        logger.debug("DeleteVNFVolumesTask start");
 			try {
 				VolumeGroupRollback vgr = req.getVolumeGroupRollback();
 				VnfRollback vrb = new VnfRollback(
@@ -426,7 +430,7 @@ public class VolumeAdapterRest {
 				vnfAdapter.rollbackVnf(vrb);
 				response = new RollbackVolumeGroupResponse(true, req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
 			if (!req.isSynchronous()) {
@@ -434,7 +438,7 @@ public class VolumeAdapterRest {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug("DeleteVNFVolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("DeleteVNFVolumesTask exit: code={} {} {}", getStatusCode(), RESP, getResponse());
 		}
 
 	}
@@ -457,7 +461,7 @@ public class VolumeAdapterRest {
 		final UpdateVolumeGroupRequest req
 		)
 	{
-		LOGGER.debug("updateVNFVolumes enter: " + req.toJsonString());
+      logger.debug("updateVNFVolumes enter: {}", req.toJsonString());
 		if (aaiVolumeGroupId == null || !aaiVolumeGroupId.equals(req.getVolumeGroupId())) {
 			return Response
 				.status(HttpStatus.SC_BAD_REQUEST)
@@ -480,11 +484,12 @@ public class VolumeAdapterRest {
 	    		t1.start();
 	    	} catch (Exception e) {
 	    		// problem handling create, send generic failure as sync resp to caller
-	    		LOGGER.error (MessageEnum.RA_UPDATE_VNF_ERR, "", "updateVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - updateVNFVolumes", e);
+            logger.error("{} {} Exception - updateVNFVolumes: ", MessageEnum.RA_UPDATE_VNF_ERR,
+                MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 	    		return Response.serverError().build();
 	    	}
 	    	// send sync response (ACK) to caller
-	    	LOGGER.debug ("updateVNFVolumes exit");
+        logger.debug("updateVNFVolumes exit");
 	    	return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -516,12 +521,12 @@ public class VolumeAdapterRest {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug("UpdateVNFVolumesTask start");
+        logger.debug("UpdateVNFVolumesTask start");
 			try {
 				Holder<Map<String, String>> outputs = new Holder<> ();
 				Holder<VnfRollback> vnfRollback = new Holder<> ();
 				String completeVnfVfModuleType = req.getVnfType() + "::" + req.getVfModuleType();
-				LOGGER.debug("in updateVfModuleVolume - completeVnfVfModuleType=" + completeVnfVfModuleType);
+          logger.debug("in updateVfModuleVolume - completeVnfVfModuleType={}", completeVnfVfModuleType);
 
 				if (req.getCloudSiteId().equals(TESTING_KEYWORD)) {
 					outputs.value = testMap();
@@ -558,7 +563,7 @@ public class VolumeAdapterRest {
 						req.getVolumeGroupId(), req.getVolumeGroupStackId(),
 						outputs.value, req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
 			if (!req.isSynchronous()) {
@@ -566,7 +571,7 @@ public class VolumeAdapterRest {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug("UpdateVNFVolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("UpdateVNFVolumesTask exit: code={} {} {}", getStatusCode(), RESP, getResponse());
 		}
 	}
 
@@ -597,7 +602,7 @@ public class VolumeAdapterRest {
 		)
 	{
     	//This request responds synchronously only
-    	LOGGER.debug ("queryVNFVolumes enter:" + aaiVolumeGroupId + " " + volumeGroupStackId);
+      logger.debug("queryVNFVolumes enter: {} {}", aaiVolumeGroupId, volumeGroupStackId);
     	MsoRequest msoRequest = new MsoRequest(requestId, serviceInstanceId);
 
     	try {
@@ -619,23 +624,24 @@ public class VolumeAdapterRest {
 				vnfAdapter.queryVnf(cloudSiteId, tenantId, volumeGroupStackId, msoRequest, vnfExists, vfModuleId, status, outputs);
 			}
     		if (!vnfExists.value) {
-    			LOGGER.debug ("VNFVolumes not found");
+            logger.debug("VNFVolumes not found");
     			qryResp.setVolumeGroupStatus(status.value);
     			respStatus = HttpStatus.SC_NOT_FOUND;
     		} else {
-    			LOGGER.debug ("VNFVolumes found " + vfModuleId.value + ", status=" + status.value);
+            logger.debug("VNFVolumes found {}, status={}", vfModuleId.value, status.value);
     			qryResp.setVolumeGroupStatus(status.value);
     			qryResp.setVolumeGroupOutputs(outputs.value);
     		}
-        	LOGGER.debug("Query queryVNFVolumes exit");
+          logger.debug("Query queryVNFVolumes exit");
     		return Response
     			.status(respStatus)
     			.entity(new GenericEntity<QueryVolumeGroupResponse>(qryResp) {})
     			.build();
     	} catch (VnfException e) {
-    		LOGGER.error(MessageEnum.RA_QUERY_VNF_ERR,  aaiVolumeGroupId, "", "queryVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "VnfException - queryVNFVolumes", e);
+          logger.error("{} {} AaiVolumeGroupId: {} VnfException - queryVNFVolumes", MessageEnum.RA_QUERY_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), aaiVolumeGroupId, e);
     		VolumeGroupExceptionResponse excResp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, Boolean.FALSE, null);
-        	LOGGER.debug("Query queryVNFVolumes exit");
+          logger.debug("Query queryVNFVolumes exit");
     		return Response
     			.status(HttpStatus.SC_INTERNAL_SERVER_ERROR)
     			.entity(new GenericEntity<VolumeGroupExceptionResponse>(excResp) {})
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRestV2.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRestV2.java
index 445f0071a7..3dc223f5c7 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRestV2.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/vnf/VolumeAdapterRestV2.java
@@ -5,6 +5,7 @@
  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Modifications Copyright (C) 2018 IBM.
+ * Modifications Copyright (c) 2019 Samsung
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,9 +24,13 @@
 package org.onap.so.adapters.vnf;
 
 
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import io.swagger.annotations.ApiParam;
+import io.swagger.annotations.ApiResponse;
+import io.swagger.annotations.ApiResponses;
 import java.util.HashMap;
 import java.util.Map;
-
 import javax.inject.Provider;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
@@ -40,7 +45,6 @@ import javax.ws.rs.core.GenericEntity;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 import javax.xml.ws.Holder;
-
 import org.apache.http.HttpStatus;
 import org.onap.so.adapters.vnf.exceptions.VnfException;
 import org.onap.so.adapters.vnfrest.CreateVolumeGroupRequest;
@@ -60,16 +64,12 @@ import org.onap.so.logger.MsoLogger;
 import org.onap.so.openstack.beans.VnfRollback;
 import org.onap.so.openstack.beans.VnfStatus;
 import org.onap.so.openstack.exceptions.MsoExceptionCategory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.stereotype.Component;
 
-import io.swagger.annotations.Api;
-import io.swagger.annotations.ApiOperation;
-import io.swagger.annotations.ApiParam;
-import io.swagger.annotations.ApiResponse;
-import io.swagger.annotations.ApiResponses;
-
 /**
  * This class services calls to the REST interface for VNF Volumes (http://host:port/vnfs/rest/v1/volume-groups)
  * Both XML and JSON can be produced/consumed.  Set Accept: and Content-Type: headers appropriately.  XML is the default.
@@ -83,7 +83,8 @@ import io.swagger.annotations.ApiResponses;
 @Api(value = "/v2/volume-groups", description = "root of volume-groups adapters restful web service v2")
 @Component
 public class VolumeAdapterRestV2 {
-	private static final MsoLogger LOGGER = MsoLogger.getMsoLogger(MsoLogger.Catalog.RA, VolumeAdapterRestV2.class);
+
+    private static final Logger logger = LoggerFactory.getLogger(VolumeAdapterRestV2.class);
 	private static final String TESTING_KEYWORD = "___TESTING___";
 	private static final String RESP=", resp=";
 	private static final String EXCEPTION="Exception :";
@@ -113,7 +114,7 @@ public class VolumeAdapterRestV2 {
 			@ApiParam(value = "CreateVolumeGroupRequest", required = true)
 			final CreateVolumeGroupRequest req)
 	{
-		LOGGER.debug("createVNFVolumes enter: " + req.toJsonString());
+      logger.debug("createVNFVolumes enter: {}", req.toJsonString());
 		CreateVNFVolumesTask task = new CreateVNFVolumesTask(req, mode);
 		if (req.isSynchronous()) {
 			// This is a synchronous request
@@ -129,11 +130,12 @@ public class VolumeAdapterRestV2 {
 				t1.start();
 			} catch (Exception e) {
 				// problem handling create, send generic failure as sync resp to caller
-				LOGGER.error (MessageEnum.RA_CREATE_VNF_ERR, "", "createVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - createVNFVolumes", e);
+          logger.error("{} {} Exception - createVNFVolumes: ", MessageEnum.RA_CREATE_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 				return Response.serverError().build();
 			}
 			// send sync response (ACK) to caller
-			LOGGER.debug ("createVNFVolumes exit");
+        logger.debug("createVNFVolumes exit");
 			return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -167,14 +169,14 @@ public class VolumeAdapterRestV2 {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug ("CreateVFModule VolumesTask start");
+        logger.debug("CreateVFModule VolumesTask start");
 			try {
 				// Synchronous Web Service Outputs
 				Holder<String> stackId = new Holder<>();
 				Holder<Map<String, String>> outputs = new Holder<>();
 				Holder<VnfRollback> vnfRollback = new Holder<>();
 				String completeVnfVfModuleType = req.getVnfType() + "::" + req.getVfModuleType();
-				LOGGER.debug("in createVfModuleVolumes - completeVnfVfModuleType=" + completeVnfVfModuleType);
+          logger.debug("in createVfModuleVolumes - completeVnfVfModuleType={}", completeVnfVfModuleType);
 
 				String cloudsiteId = req.getCloudSiteId();
 				if (cloudsiteId != null && cloudsiteId.equals(TESTING_KEYWORD)) {
@@ -226,7 +228,7 @@ public class VolumeAdapterRestV2 {
 						rb,
 						req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(
 					e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
@@ -235,7 +237,7 @@ public class VolumeAdapterRestV2 {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug ("CreateVFModule VolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("CreateVFModule VolumesTask exit: code= {} {} {}", getStatusCode(), RESP, getResponse());
 		}
 	}
 
@@ -259,7 +261,7 @@ public class VolumeAdapterRestV2 {
 		final DeleteVolumeGroupRequest req
 		)
 	{
-		LOGGER.debug("deleteVNFVolumes enter: " + req.toJsonString());
+      logger.debug("deleteVNFVolumes enter: {}", req.toJsonString());
 		if (aaiVolumeGroupId == null || !aaiVolumeGroupId.equals(req.getVolumeGroupId())) {
 			return Response
 				.status(HttpStatus.SC_BAD_REQUEST)
@@ -282,11 +284,12 @@ public class VolumeAdapterRestV2 {
 				t1.start();
 			} catch (Exception e) {
 				// problem handling create, send generic failure as sync resp to caller
-				LOGGER.error (MessageEnum.RA_DELETE_VNF_ERR, "", "deleteVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - deleteVNFVolumes", e);
+          logger.error("{} {} Exception - deleteVNFVolumes: ", MessageEnum.RA_DELETE_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 				return Response.serverError().build();
 			}
 			// send sync response (ACK) to caller
-			LOGGER.debug ("deleteVNFVolumes exit");
+        logger.debug("deleteVNFVolumes exit");
 			return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -320,7 +323,7 @@ public class VolumeAdapterRestV2 {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug("DeleteVNFVolumesTask start");
+        logger.debug("DeleteVNFVolumesTask start");
 			String cloudSiteId = req.getCloudSiteId();
 			try {
 				if (! cloudSiteId.equals(TESTING_KEYWORD)) {
@@ -330,7 +333,7 @@ public class VolumeAdapterRestV2 {
 				}
 				response = new DeleteVolumeGroupResponse(true, req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
 			if (!req.isSynchronous()) {
@@ -338,7 +341,7 @@ public class VolumeAdapterRestV2 {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug("DeleteVNFVolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("DeleteVNFVolumesTask exit: code= {} {} {}", getStatusCode(), RESP, getResponse());
 		}
 	}
 
@@ -360,7 +363,7 @@ public class VolumeAdapterRestV2 {
 		final RollbackVolumeGroupRequest req
 		)
 	{
-		LOGGER.debug("rollbackVNFVolumes enter: " + req.toJsonString());
+      logger.debug("rollbackVNFVolumes enter: {}", req.toJsonString());
 		if (aaiVolumeGroupId == null || req.getVolumeGroupRollback() == null || !aaiVolumeGroupId.equals(req.getVolumeGroupRollback().getVolumeGroupId())) {
 			return Response
 				.status(HttpStatus.SC_BAD_REQUEST)
@@ -383,11 +386,12 @@ public class VolumeAdapterRestV2 {
 				t1.start();
 			} catch (Exception e) {
 				// problem handling create, send generic failure as sync resp to caller
-				LOGGER.error (MessageEnum.RA_ROLLBACK_VNF_ERR, "", "rollbackVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - rollbackVNFVolumes", e);
+          logger.error("{} {} Exception - rollbackVNFVolumes: ", MessageEnum.RA_ROLLBACK_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 				return Response.serverError().build();
 			}
 			// send sync response (ACK) to caller
-			LOGGER.debug("rollbackVNFVolumes exit");
+        logger.debug("rollbackVNFVolumes exit");
 			return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -419,7 +423,7 @@ public class VolumeAdapterRestV2 {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug("RollbackVNFVolumesTask start");
+        logger.debug("RollbackVNFVolumesTask start");
 			try {
 				VolumeGroupRollback vgr = req.getVolumeGroupRollback();
 				VnfRollback vrb = new VnfRollback(
@@ -431,7 +435,7 @@ public class VolumeAdapterRestV2 {
 				vnfAdapter.rollbackVnf(vrb);
 				response = new RollbackVolumeGroupResponse(true, req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
 			if (!req.isSynchronous()) {
@@ -439,7 +443,7 @@ public class VolumeAdapterRestV2 {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug("RollbackVNFVolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("RollbackVNFVolumesTask exit: code= {} {} {}", getStatusCode(), RESP, getResponse());
 		}
 
 	}
@@ -464,7 +468,7 @@ public class VolumeAdapterRestV2 {
 		final UpdateVolumeGroupRequest req
 		)
 	{
-		LOGGER.debug("updateVNFVolumes enter: " + req.toJsonString());
+      logger.debug("updateVNFVolumes enter: {}", req.toJsonString());
 		if (aaiVolumeGroupId == null || !aaiVolumeGroupId.equals(req.getVolumeGroupId())) {
 			return Response
 				.status(HttpStatus.SC_BAD_REQUEST)
@@ -487,11 +491,12 @@ public class VolumeAdapterRestV2 {
 	    		t1.start();
 	    	} catch (Exception e) {
 	    		// problem handling create, send generic failure as sync resp to caller
-	    		LOGGER.error (MessageEnum.RA_UPDATE_VNF_ERR, "", "updateVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "Exception - updateVNFVolumes", e);
+            logger.error("{} {} Exception - updateVNFVolumes: ", MessageEnum.RA_UPDATE_VNF_ERR,
+                MsoLogger.ErrorCode.BusinessProcesssError.getValue(), e);
 	    		return Response.serverError().build();
 	    	}
 	    	// send sync response (ACK) to caller
-	    	LOGGER.debug ("updateVNFVolumes exit");
+        logger.debug("updateVNFVolumes exit");
 	    	return Response.status(HttpStatus.SC_ACCEPTED).build();
 		}
 	}
@@ -525,12 +530,12 @@ public class VolumeAdapterRestV2 {
 		}
 		@Override
 		public void run() {
-			LOGGER.debug("UpdateVNFVolumesTask start");
+        logger.debug("UpdateVNFVolumesTask start");
 			try {
 				Holder<Map<String, String>> outputs = new Holder<> ();
 				Holder<VnfRollback> vnfRollback = new Holder<> ();
 				String completeVnfVfModuleType = req.getVnfType() + "::" + req.getVfModuleType();
-				LOGGER.debug("in updateVfModuleVolume - completeVnfVfModuleType=" + completeVnfVfModuleType);
+          logger.debug("in updateVfModuleVolume - completeVnfVfModuleType={}", completeVnfVfModuleType);
 
 				if (req.getCloudSiteId().equals(TESTING_KEYWORD)) {
 					outputs.value = testMap();
@@ -557,7 +562,7 @@ public class VolumeAdapterRestV2 {
 						req.getVolumeGroupId(), req.getVolumeGroupStackId(),
 						outputs.value, req.getMessageId());
 			} catch (VnfException e) {
-				LOGGER.debug(EXCEPTION,e);
+          logger.debug(EXCEPTION, e);
 				eresp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, true, req.getMessageId());
 			}
 			if (!req.isSynchronous()) {
@@ -565,7 +570,7 @@ public class VolumeAdapterRestV2 {
 				BpelRestClient bpelClient = bpelRestClientProvider.get();
 				bpelClient.bpelPost(getResponse(), req.getNotificationUrl(), sendxml);
 			}
-			LOGGER.debug("UpdateVNFVolumesTask exit: code=" + getStatusCode() + RESP+ getResponse());
+        logger.debug("UpdateVNFVolumesTask exit: code= {} {} {}", getStatusCode(), RESP, getResponse());
 		}
 	}
 
@@ -598,7 +603,7 @@ public class VolumeAdapterRestV2 {
 		)
 	{
     	//This request responds synchronously only
-    	LOGGER.debug ("queryVNFVolumes enter:" + aaiVolumeGroupId + " " + volumeGroupStackId);
+      logger.debug("queryVNFVolumes enter: {} {}", aaiVolumeGroupId, volumeGroupStackId);
     	MsoRequest msoRequest = new MsoRequest(requestId, serviceInstanceId);
 
     	try {
@@ -622,23 +627,24 @@ public class VolumeAdapterRestV2 {
 				vnfAdapter.queryVnf(cloudSiteId, tenantId, volumeGroupStackId, msoRequest, vnfExists, vfModuleId, status, outputs);
 			}
     		if (!vnfExists.value) {
-    			LOGGER.debug ("VNFVolumes not found");
+            logger.debug("VNFVolumes not found");
     			qryResp.setVolumeGroupStatus(status.value);
     			respStatus = HttpStatus.SC_NOT_FOUND;
     		} else {
-    			LOGGER.debug ("VNFVolumes found " + vfModuleId.value + ", status=" + status.value);
+            logger.debug("VNFVolumes found {}, status={}", vfModuleId.value, status.value);
     			qryResp.setVolumeGroupStatus(status.value);
     			qryResp.setVolumeGroupOutputs(outputs.value);
     		}
-        	LOGGER.debug("Query queryVNFVolumes exit");
+          logger.debug("Query queryVNFVolumes exit");
     		return Response
     			.status(respStatus)
     			.entity(new GenericEntity<QueryVolumeGroupResponse>(qryResp) {})
     			.build();
     	} catch (VnfException e) {
-    		LOGGER.error(MessageEnum.RA_QUERY_VNF_ERR,  aaiVolumeGroupId, "", "queryVNFVolumes", MsoLogger.ErrorCode.BusinessProcesssError, "VnfException - queryVNFVolumes", e);
+          logger.error("{} {} AaiVolumeGroupId: {} VnfException - queryVNFVolumes: ", MessageEnum.RA_QUERY_VNF_ERR,
+              MsoLogger.ErrorCode.BusinessProcesssError.getValue(), aaiVolumeGroupId, e);
     		VolumeGroupExceptionResponse excResp = new VolumeGroupExceptionResponse(e.getMessage(), MsoExceptionCategory.INTERNAL, Boolean.FALSE, null);
-        	LOGGER.debug("Query queryVNFVolumes exit");
+          logger.debug("Query queryVNFVolumes exit");
     		return Response
     			.status(HttpStatus.SC_INTERNAL_SERVER_ERROR)
     			.entity(new GenericEntity<VolumeGroupExceptionResponse>(excResp) {})