Applying bug fixes

To many overlapping changes so including all of them.
When pushing individually build was breaking.

Issue-ID: MUSIC-33,MUSIC-34,MUSIC-35,MUSIC-36,MUSIC-37

Change-Id: I15b6f7c683d0d2eeadd99c2376dedd6c43a67a8c
Signed-off-by: Thomas Nelson Jr (arthurdent3) <tn1381@att.com>

22 files changed, 1090 insertions, 1020 deletions

diff --git a/src/main/java/org/onap/music/client/MusicClient.java b/src/main/java/org/onap/music/client/MusicClient.java
index 2d29e236..e67c98a4 100644
--- a/src/main/java/org/onap/music/client/MusicClient.java
+++ b/src/main/java/org/onap/music/client/MusicClient.java
@@ -32,6 +32,7 @@ import java.util.Set;
 import org.onap.music.datastore.jsonobjects.JsonInsert;
 import org.onap.music.datastore.jsonobjects.JsonKeySpace;
 import org.onap.music.datastore.jsonobjects.JsonTable;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.lockingservice.MusicLockingService;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -59,7 +60,7 @@ import com.datastax.driver.core.querybuilder.Select;
  * @author Robert Eby
  */
 public class MusicClient {
-    private static final Logger LOG = LoggerFactory.getLogger(MusicClient.class);
+    private EELFLoggerDelegate LOG = EELFLoggerDelegate.getLogger(MusicClient.class);
 
     private final String[] music_hosts; // array of hosts in the music cluster
     private Cluster cluster; // MUSIC Cassandra cluster
@@ -229,7 +230,7 @@ public class MusicClient {
         String query = String.format(
                         "CREATE KEYSPACE IF NOT EXISTS %s WITH replication = { %s } %s;",
                         keyspaceName, jsonMaptoSqlString(replicationInfo, ","), durability);
-        LOG.debug(query);
+        LOG.info(EELFLoggerDelegate.applicationLogger,query);
         executeCreateQuery(query, consistency);
         return true;
     }
@@ -237,7 +238,7 @@ public class MusicClient {
     public boolean dropKeyspace(String keyspaceName, JsonKeySpace kspObject) throws Exception {
         String consistency = extractConsistencyInfo(keyspaceName, kspObject.getConsistencyInfo());
         String query = String.format("DROP KEYSPACE %s;", keyspaceName);
-        LOG.debug(query);
+        LOG.info(EELFLoggerDelegate.applicationLogger,query);
         executeCreateQuery(query, consistency);
         return false;
     }
@@ -263,33 +264,9 @@ public class MusicClient {
             prefix = ", ";
         }
 
-        // information about the name-value style properties
-        // Map<String,Object> propertiesMap = tableObj.getProperties();
-        // String propertiesString="";
-        // if(propertiesMap != null){
-        // counter =0;
-        // for (Map.Entry<String, Object> entry : propertiesMap.entrySet())
-        // {
-        // Object ot = entry.getValue();
-        // String value = ot+"";
-        // if(ot instanceof String){
-        // value = "'"+value+"'";
-        // }else if(ot instanceof Map){
-        // Map<String,Object> otMap = (Map<String,Object>)ot;
-        // value = "{"+jsonMaptoSqlString(otMap, ",")+"}";
-        // }
-        // propertiesString = propertiesString+entry.getKey()+"="+ value+"";
-        // if(counter!=propertiesMap.size()-1)
-        // propertiesString = propertiesString+" AND ";
-        // counter = counter +1;
-        // }
-        // }
-
         String query = String.format("CREATE TABLE IF NOT EXISTS %s (%s);", tablename,
                         fields.toString());
-        // if (propertiesMap != null)
-        // query = query + " WITH "+ propertiesString;
-
+        
         LOG.debug(query);
         String consistency = extractConsistencyInfo(tablename, tableObj.getConsistencyInfo());
         executeCreateQuery(query, consistency);
@@ -327,7 +304,7 @@ public class MusicClient {
         String suffix = getTTLSuffix(insObj);
         String query = String.format("INSERT INTO %s (%s) VALUES (%s)%s;", tablename,
                         fields.toString(), values.toString(), suffix);
-        LOG.debug(query);
+        LOG.info(EELFLoggerDelegate.applicationLogger,query);
 
         String consistency = extractConsistencyInfo(tablename, consistencyInfo);
         executeCreateQuery(query, consistency);
diff --git a/src/main/java/org/onap/music/datastore/MusicDataStore.java b/src/main/java/org/onap/music/datastore/MusicDataStore.java
index c67c72e1..6ced1e48 100644
--- a/src/main/java/org/onap/music/datastore/MusicDataStore.java
+++ b/src/main/java/org/onap/music/datastore/MusicDataStore.java
@@ -29,11 +29,10 @@ import java.util.Enumeration;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.exceptions.MusicQueryException;
 import org.onap.music.exceptions.MusicServiceException;
 import org.onap.music.main.MusicUtil;
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
 import com.datastax.driver.core.Cluster;
 import com.datastax.driver.core.ColumnDefinitions;
 import com.datastax.driver.core.ColumnDefinitions.Definition;
@@ -53,6 +52,7 @@ import com.datastax.driver.core.exceptions.NoHostAvailableException;
  *
  */
 public class MusicDataStore {
+
     private Session session;
     private Cluster cluster;
 
@@ -72,10 +72,9 @@ public class MusicDataStore {
         this.cluster = cluster;
     }
 
-    /**
-     * 
-     */
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(MusicDataStore.class);
+
+
+    private EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicDataStore.class);
 
     /**
      * 
@@ -103,7 +102,7 @@ public class MusicDataStore {
         try {
             connectToCassaCluster(remoteIp);
         } catch (MusicServiceException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
     }
 
@@ -124,7 +123,7 @@ public class MusicDataStore {
                 }
             }
         } catch (SocketException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
         return allPossibleIps;
     }
@@ -136,22 +135,23 @@ public class MusicDataStore {
     private void connectToCassaCluster() {
         Iterator<String> it = getAllPossibleLocalIps().iterator();
         String address = "localhost";
-        logger.info("Connecting to cassa cluster: Iterating through possible ips:"
-                        + getAllPossibleLocalIps());
+        logger.info(EELFLoggerDelegate.applicationLogger,
+                        "Connecting to cassa cluster: Iterating through possible ips:"
+                                        + getAllPossibleLocalIps());
         while (it.hasNext()) {
             try {
                 cluster = Cluster.builder().withPort(9042)
                                 .withCredentials(MusicUtil.getCassName(), MusicUtil.getCassPwd())
                                 .addContactPoint(address).build();
                 Metadata metadata = cluster.getMetadata();
-                logger.info("Connected to cassa cluster " + metadata.getClusterName() + " at "
-                                + address);
+                logger.info(EELFLoggerDelegate.applicationLogger, "Connected to cassa cluster "
+                                + metadata.getClusterName() + " at " + address);
                 session = cluster.connect();
 
                 break;
             } catch (NoHostAvailableException e) {
                 address = it.next();
-                logger.error(e.getMessage());
+                logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
             }
         }
     }
@@ -173,11 +173,12 @@ public class MusicDataStore {
                         .withCredentials(MusicUtil.getCassName(), MusicUtil.getCassPwd())
                         .addContactPoint(address).build();
         Metadata metadata = cluster.getMetadata();
-        logger.info("Connected to cassa cluster " + metadata.getClusterName() + " at " + address);
+        logger.info(EELFLoggerDelegate.applicationLogger, "Connected to cassa cluster "
+                        + metadata.getClusterName() + " at " + address);
         try {
             session = cluster.connect();
         } catch (Exception ex) {
-            logger.error(ex.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, ex.getMessage());
             throw new MusicServiceException(
                             "Error while connecting to Cassandra cluster.. " + ex.getMessage());
         }
@@ -299,27 +300,31 @@ public class MusicDataStore {
         boolean result = false;
 
         if (!MusicUtil.isValidQueryObject(!queryObject.getValues().isEmpty(), queryObject)) {
-            logger.error("Error while processing prepared query object");
+            logger.error(EELFLoggerDelegate.errorLogger,
+                            "Error while processing prepared query object");
             throw new MusicQueryException("Ill formed queryObject for the request = " + "["
                             + queryObject.getQuery() + "]");
         }
-        logger.info("In preprared Execute Put: the actual insert query:" + queryObject.getQuery()
-                        + "; the values" + queryObject.getValues());
+        logger.info(EELFLoggerDelegate.applicationLogger,
+                        "In preprared Execute Put: the actual insert query:"
+                                        + queryObject.getQuery() + "; the values"
+                                        + queryObject.getValues());
         PreparedStatement preparedInsert = session.prepare(queryObject.getQuery());
         try {
             if (consistency.equalsIgnoreCase(MusicUtil.CRITICAL)) {
-                logger.info("Executing critical put query");
+                logger.info(EELFLoggerDelegate.applicationLogger, "Executing critical put query");
                 preparedInsert.setConsistencyLevel(ConsistencyLevel.QUORUM);
             } else if (consistency.equalsIgnoreCase(MusicUtil.EVENTUAL)) {
-                logger.info("Executing simple put query");
+                logger.info(EELFLoggerDelegate.applicationLogger, "Executing simple put query");
                 preparedInsert.setConsistencyLevel(ConsistencyLevel.ONE);
             }
 
-            session.execute(preparedInsert.bind(queryObject.getValues().toArray()));
-            result = true;
+            ResultSet rs = session.execute(preparedInsert.bind(queryObject.getValues().toArray()));
+            result = rs.wasApplied();
+
         } catch (Exception e) {
-            logger.error("Executing Session Failure for Request = " + "[" + queryObject.getQuery()
-                            + "]" + " Reason = " + e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, "Executing Session Failure for Request = "
+                            + "[" + queryObject.getQuery() + "]" + " Reason = " + e.getMessage());
             throw new MusicServiceException("Executing Session Failure for Request = " + "["
                             + queryObject.getQuery() + "]" + " Reason = " + e.getMessage());
         }
@@ -343,7 +348,8 @@ public class MusicDataStore {
             throw new MusicQueryException("Ill formed queryObject for the request = " + "["
                             + queryObject.getQuery() + "]");
         }
-        logger.info("Executing Eventual  get query:" + queryObject.getQuery());
+        logger.info(EELFLoggerDelegate.applicationLogger,
+                        "Executing Eventual  get query:" + queryObject.getQuery());
         PreparedStatement preparedEventualGet = session.prepare(queryObject.getQuery());
         preparedEventualGet.setConsistencyLevel(ConsistencyLevel.ONE);
         ResultSet results = null;
@@ -351,7 +357,7 @@ public class MusicDataStore {
             results = session.execute(preparedEventualGet.bind(queryObject.getValues().toArray()));
 
         } catch (Exception ex) {
-            logger.error(ex.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, ex.getMessage());
             throw new MusicServiceException(ex.getMessage());
         }
         return results;
@@ -369,23 +375,23 @@ public class MusicDataStore {
     public ResultSet executeCriticalGet(PreparedQueryObject queryObject)
                     throws MusicServiceException, MusicQueryException {
         if (!MusicUtil.isValidQueryObject(!queryObject.getValues().isEmpty(), queryObject)) {
-            logger.error("Error processing Prepared Query Object");
+            logger.error(EELFLoggerDelegate.errorLogger, "Error processing Prepared Query Object");
             throw new MusicQueryException("Ill formed queryObject for the request = " + "["
                             + queryObject.getQuery() + "]");
         }
-        logger.info("Executing Critical get query:" + queryObject.getQuery());
+        logger.info(EELFLoggerDelegate.applicationLogger,
+                        "Executing Critical get query:" + queryObject.getQuery());
         PreparedStatement preparedEventualGet = session.prepare(queryObject.getQuery());
         preparedEventualGet.setConsistencyLevel(ConsistencyLevel.QUORUM);
         ResultSet results = null;
         try {
             results = session.execute(preparedEventualGet.bind(queryObject.getValues().toArray()));
         } catch (Exception ex) {
-            logger.error(ex.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, ex.getMessage());
             throw new MusicServiceException(ex.getMessage());
         }
         return results;
 
     }
 
-
 }
diff --git a/src/main/java/org/onap/music/eelf/logging/EELFLoggerDelegate.java b/src/main/java/org/onap/music/eelf/logging/EELFLoggerDelegate.java
index 27ae4712..0c290b6f 100644
--- a/src/main/java/org/onap/music/eelf/logging/EELFLoggerDelegate.java
+++ b/src/main/java/org/onap/music/eelf/logging/EELFLoggerDelegate.java
@@ -166,7 +166,7 @@ public class EELFLoggerDelegate extends SLF4jWrapper implements EELFLogger {
      * @param msg
      */
     public void info(EELFLogger logger, String msg) {
-        logger.info(msg);
+        logger.info(className + " - "+msg);
     }
 
     /**
@@ -230,7 +230,7 @@ public class EELFLoggerDelegate extends SLF4jWrapper implements EELFLogger {
      * @param msg
      */
     public void error(EELFLogger logger, String msg) {
-        logger.error(msg);
+        logger.error(className+ " - " + msg);
     }
 
     /**
diff --git a/src/main/java/org/onap/music/lockingservice/MusicLockState.java b/src/main/java/org/onap/music/lockingservice/MusicLockState.java
index 23661ad4..10cdc0e7 100644
--- a/src/main/java/org/onap/music/lockingservice/MusicLockState.java
+++ b/src/main/java/org/onap/music/lockingservice/MusicLockState.java
@@ -29,9 +29,7 @@ import java.io.ObjectInputStream;
 import java.io.ObjectOutput;
 import java.io.ObjectOutputStream;
 import java.io.Serializable;
-import org.onap.music.main.MusicCore;
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 
 // the state variable that will be stored in zookeeper, capturing the transitions of
 public class MusicLockState implements Serializable {
@@ -39,7 +37,7 @@ public class MusicLockState implements Serializable {
         UNLOCKED, BEING_LOCKED, LOCKED
     };// captures the state of the lock
 
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(MusicLockState.class);
+    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicLockState.class);
     LockStatus lockStatus;
     boolean needToSyncQuorum = false;
     String lockHolder;
@@ -106,7 +104,7 @@ public class MusicLockState implements Serializable {
             out = new ObjectOutputStream(bos);
             out.writeObject(this);
         } catch (IOException e) {
-            logger.error(e.getMessage());
+           logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
         }
         return bos.toByteArray();
     }
@@ -119,7 +117,7 @@ public class MusicLockState implements Serializable {
             in = new ObjectInputStream(bis);
             o = in.readObject();
         } catch (ClassNotFoundException | IOException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
         }
         return (MusicLockState) o;
     }
diff --git a/src/main/java/org/onap/music/lockingservice/MusicLockingService.java b/src/main/java/org/onap/music/lockingservice/MusicLockingService.java
index 59b502ca..9b21f596 100644
--- a/src/main/java/org/onap/music/lockingservice/MusicLockingService.java
+++ b/src/main/java/org/onap/music/lockingservice/MusicLockingService.java
@@ -1,20 +1,16 @@
 /*
- * ============LICENSE_START==========================================
- * org.onap.music
- * ===================================================================
- *  Copyright (c) 2017 AT&T Intellectual Property
- * ===================================================================
- *  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
+ * ============LICENSE_START========================================== org.onap.music
+ * =================================================================== Copyright (c) 2017 AT&T
+ * Intellectual Property ===================================================================
+ * 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
+ * http://www.apache.org/licenses/LICENSE-2.0
  * 
- *  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.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ * 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. See the License for the specific language governing permissions and limitations under
+ * the License.
  * 
  * ============LICENSE_END=============================================
  * ====================================================================
@@ -25,28 +21,26 @@ package org.onap.music.lockingservice;
 import java.io.IOException;
 import java.util.StringTokenizer;
 import java.util.concurrent.CountDownLatch;
+
 import org.apache.zookeeper.KeeperException;
 import org.apache.zookeeper.WatchedEvent;
 import org.apache.zookeeper.Watcher;
 import org.apache.zookeeper.Watcher.Event.KeeperState;
-import org.onap.music.exceptions.MusicServiceException;
-import org.onap.music.main.MusicCore;
-import org.onap.music.main.MusicUtil;
 import org.apache.zookeeper.ZooKeeper;
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
-import org.onap.music.datastore.MusicDataStore;
 import org.onap.music.eelf.logging.EELFLoggerDelegate;
+import org.onap.music.exceptions.MusicLockingException;
+import org.onap.music.exceptions.MusicServiceException;
+import org.onap.music.main.MusicUtil;
+
 
 public class MusicLockingService implements Watcher {
 
+
     private static final int SESSION_TIMEOUT = 180000;
     ZkStatelessLockService zkLockHandle = null;
     private CountDownLatch connectedSignal = new CountDownLatch(1);
-    private static EELFLogger logger =
-                    EELFManager.getInstance().getLogger(MusicLockingService.class);
-    // private static EELFLoggerDelegate logger =
-    // EELFLoggerDelegate.getLogger(MusicLockingService.class);
+    private static EELFLoggerDelegate logger =
+                    EELFLoggerDelegate.getLogger(MusicLockingService.class);
 
     public MusicLockingService() throws MusicServiceException {
         try {
@@ -54,10 +48,10 @@ public class MusicLockingService implements Watcher {
             connectedSignal.await();
             zkLockHandle = new ZkStatelessLockService(zk);
         } catch (IOException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
             throw new MusicServiceException("IO Error has occured" + e.getMessage());
         } catch (InterruptedException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
             throw new MusicServiceException("Exception Occured " + e.getMessage());
         }
     }
@@ -72,7 +66,7 @@ public class MusicLockingService implements Watcher {
             connectedSignal.await();
             zkLockHandle = new ZkStatelessLockService(zk);
         } catch (IOException | InterruptedException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
     }
 
@@ -90,10 +84,18 @@ public class MusicLockingService implements Watcher {
         zkLockHandle.setNodeData(lockName, data);
     }
 
-    public MusicLockState getLockState(String lockName) {
+    public MusicLockState getLockState(String lockName) throws MusicLockingException {
 
-        byte[] data = zkLockHandle.getNodeData(lockName);
+    	byte[] data = null;
+        try{
+        	data = zkLockHandle.getNodeData(lockName);
+        }catch (Exception ex){
+        	logger.error(EELFLoggerDelegate.errorLogger,ex.getMessage());
+        }
+        if(data !=null)
         return MusicLockState.deSerialize(data);
+        else
+        throw new  MusicLockingException("Invalid lock or acquire failed");	
     }
 
     public String createLockId(String lockName) {
@@ -108,7 +110,7 @@ public class MusicLockingService implements Watcher {
         try {
             return zkLockHandle.lock(lockName, lockId);
         } catch (KeeperException | InterruptedException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
         return false;
     }
@@ -139,4 +141,9 @@ public class MusicLockingService implements Watcher {
         zkLockHandle.close();
     }
 
+	public boolean lockIdExists(String lockIdWithDollar) {
+		String lockId = lockIdWithDollar.replace('$', '/');
+		return zkLockHandle.checkIfLockExists(lockId);
+	}
+
 }
diff --git a/src/main/java/org/onap/music/lockingservice/ProtocolSupport.java b/src/main/java/org/onap/music/lockingservice/ProtocolSupport.java
index 37ae9e96..df4d6ad6 100644
--- a/src/main/java/org/onap/music/lockingservice/ProtocolSupport.java
+++ b/src/main/java/org/onap/music/lockingservice/ProtocolSupport.java
@@ -29,6 +29,7 @@ import org.apache.zookeeper.ZooDefs;
 import org.apache.zookeeper.ZooKeeper;
 import org.apache.zookeeper.data.ACL;
 import org.apache.zookeeper.data.Stat;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.lockingservice.ZooKeeperOperation;
 import java.util.List;
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -40,7 +41,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
  *
  */
 class ProtocolSupport {
-    private static final Logger LOG = LoggerFactory.getLogger(ProtocolSupport.class);
+    private EELFLoggerDelegate LOG = EELFLoggerDelegate.getLogger(ProtocolSupport.class);
 
     protected ZooKeeper zookeeper;
     private AtomicBoolean closed = new AtomicBoolean(false);
@@ -128,7 +129,7 @@ class ProtocolSupport {
             try {
                 return operation.execute();
             } catch (KeeperException.SessionExpiredException e) {
-                LOG.warn("Session expired for: " + zookeeper + " so reconnecting due to: " + e, e);
+                LOG.debug("Session expired for: " + zookeeper + " so reconnecting due to: " + e, e);
                 throw e;
             } catch (KeeperException.ConnectionLossException e) {
                 if (exception == null) {
@@ -173,9 +174,9 @@ class ProtocolSupport {
                 }
             });
         } catch (KeeperException e) {
-            LOG.warn("Caught: " + e, e);
+            LOG.error(EELFLoggerDelegate.errorLogger,"Caught: " + e, e);
         } catch (InterruptedException e) {
-            LOG.warn("Caught: " + e, e);
+            LOG.error(EELFLoggerDelegate.errorLogger,"Caught: " + e, e);
         }
     }
 
@@ -198,7 +199,7 @@ class ProtocolSupport {
             try {
                 Thread.sleep(attemptCount * retryDelay);
             } catch (InterruptedException e) {
-                LOG.debug("Failed to sleep: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger,"Failed to sleep: " + e, e);
             }
         }
     }
diff --git a/src/main/java/org/onap/music/lockingservice/ZNodeName.java b/src/main/java/org/onap/music/lockingservice/ZNodeName.java
index c8d14cba..eefc81a9 100644
--- a/src/main/java/org/onap/music/lockingservice/ZNodeName.java
+++ b/src/main/java/org/onap/music/lockingservice/ZNodeName.java
@@ -21,8 +21,7 @@
  */
 package org.onap.music.lockingservice;
 
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 
 /**
  * Represents an ephemeral znode name which has an ordered sequence number and can be sorted in
@@ -33,8 +32,8 @@ class ZNodeName implements Comparable<ZNodeName> {
     private final String name;
     private String prefix;
     private int sequence = -1;
-    private static EELFLogger LOG = EELFManager.getInstance().getLogger(ZNodeName.class);
-
+    private EELFLoggerDelegate LOG = EELFLoggerDelegate.getLogger(ZNodeName.class);
+    
     public ZNodeName(String name) {
         if (name == null) {
             throw new NullPointerException("id cannot be null");
@@ -49,9 +48,9 @@ class ZNodeName implements Comparable<ZNodeName> {
                 // If an exception occurred we misdetected a sequence suffix,
                 // so return -1.
             } catch (NumberFormatException e) {
-                LOG.info("Number format exception for " + idx, e);
+                LOG.error(EELFLoggerDelegate.errorLogger,"Number format exception for " + idx, e);
             } catch (ArrayIndexOutOfBoundsException e) {
-                LOG.info("Array out of bounds for " + idx, e);
+               LOG.error(EELFLoggerDelegate.errorLogger,"Array out of bounds for " + idx, e);
             }
         }
     }
diff --git a/src/main/java/org/onap/music/lockingservice/ZkStatelessLockService.java b/src/main/java/org/onap/music/lockingservice/ZkStatelessLockService.java
index 99ccd4db..bd8ddfe3 100644
--- a/src/main/java/org/onap/music/lockingservice/ZkStatelessLockService.java
+++ b/src/main/java/org/onap/music/lockingservice/ZkStatelessLockService.java
@@ -1,26 +1,23 @@
 /*
- * ============LICENSE_START==========================================
- * org.onap.music
- * ===================================================================
- *  Copyright (c) 2017 AT&T Intellectual Property
- * ===================================================================
- *  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
+ * ============LICENSE_START========================================== org.onap.music
+ * =================================================================== Copyright (c) 2017 AT&T
+ * Intellectual Property ===================================================================
+ * 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
+ * http://www.apache.org/licenses/LICENSE-2.0
  * 
- *  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.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ * 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. See the License for the specific language governing permissions and limitations under
+ * the License.
  * 
  * ============LICENSE_END=============================================
  * ====================================================================
  */
 package org.onap.music.lockingservice;
 
+
 import java.util.List;
 import java.util.SortedSet;
 import java.util.TreeSet;
@@ -30,8 +27,7 @@ import org.apache.zookeeper.ZooDefs;
 import org.apache.zookeeper.ZooKeeper;
 import org.apache.zookeeper.data.ACL;
 import org.apache.zookeeper.data.Stat;
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 
 /**
  * A <a href="package.html">protocol to implement an exclusive write lock or to elect a leader</a>.
@@ -48,8 +44,8 @@ public class ZkStatelessLockService extends ProtocolSupport {
         zookeeper = zk;
     }
 
-    private static EELFLogger LOG =
-                    EELFManager.getInstance().getLogger(ZkStatelessLockService.class);
+    private static EELFLoggerDelegate LOG =
+                    EELFLoggerDelegate.getLogger(ZkStatelessLockService.class);
 
     protected void createLock(final String path, final byte[] data) {
         final List<ACL> acl = ZooDefs.Ids.OPEN_ACL_UNSAFE;
@@ -61,9 +57,9 @@ public class ZkStatelessLockService extends ProtocolSupport {
                 }
             });
         } catch (KeeperException e) {
-            LOG.info("Caught: " + e, e);
+            LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
         } catch (InterruptedException e) {
-            LOG.info("Caught: " + e, e);
+            LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
         }
     }
 
@@ -71,7 +67,7 @@ public class ZkStatelessLockService extends ProtocolSupport {
         try {
             zookeeper.close();
         } catch (InterruptedException e) {
-            LOG.info(e.getMessage());
+            LOG.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
     }
 
@@ -85,9 +81,9 @@ public class ZkStatelessLockService extends ProtocolSupport {
                 }
             });
         } catch (KeeperException e) {
-            LOG.info("Caught: " + e, e);
+            LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
         } catch (InterruptedException e) {
-            LOG.info("Caught: " + e, e);
+            LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
         }
 
     }
@@ -99,10 +95,8 @@ public class ZkStatelessLockService extends ProtocolSupport {
             else
                 return null;
 
-        } catch (KeeperException e) {
-            LOG.info("Caught: " + e, e);
-        } catch (InterruptedException e) {
-            LOG.info("Caught: " + e, e);
+        } catch (KeeperException | InterruptedException e) {
+            LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
         }
         return null;
     }
@@ -114,10 +108,8 @@ public class ZkStatelessLockService extends ProtocolSupport {
             if (stat != null) {
                 result = true;
             }
-        } catch (KeeperException e) {
-            LOG.info(e.getMessage());
-        } catch (InterruptedException e) {
-            LOG.info(e.getMessage());
+        } catch (KeeperException | InterruptedException e) {
+            LOG.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
         return result;
     }
@@ -129,13 +121,10 @@ public class ZkStatelessLockService extends ProtocolSupport {
     public String createLockId(String dir) {
         ensurePathExists(dir);
         LockZooKeeperOperation zop = new LockZooKeeperOperation(dir);
-
         try {
             retryOperation(zop);
-        } catch (KeeperException e) {
-            LOG.info(e.getMessage());
-        } catch (InterruptedException e) {
-            LOG.info(e.getMessage());
+        } catch (KeeperException | InterruptedException e) {
+            LOG.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
         return zop.getId();
     }
@@ -172,13 +161,13 @@ public class ZkStatelessLockService extends ProtocolSupport {
                 };
                 zopdel.execute();
             } catch (InterruptedException e) {
-                LOG.info("Caught: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
                 // set that we have been interrupted.
                 Thread.currentThread().interrupt();
             } catch (KeeperException.NoNodeException e) {
                 // do nothing
             } catch (KeeperException e) {
-                LOG.info("Caught: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
                 throw (RuntimeException) new RuntimeException(e.getMessage()).initCause(e);
             }
         }
@@ -198,13 +187,13 @@ public class ZkStatelessLockService extends ProtocolSupport {
                 }
                 return sortedNames.first().getName();
             } catch (InterruptedException e) {
-                LOG.info("Caught: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
                 // set that we have been interrupted.
                 Thread.currentThread().interrupt();
             } catch (KeeperException.NoNodeException e) {
                 // do nothing
             } catch (KeeperException e) {
-                LOG.info("Caught: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
                 throw (RuntimeException) new RuntimeException(e.getMessage()).initCause(e);
             }
         }
@@ -227,13 +216,13 @@ public class ZkStatelessLockService extends ProtocolSupport {
                 };
                 zopdel.execute();
             } catch (InterruptedException e) {
-                LOG.info("Caught: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
                 // set that we have been interrupted.
                 Thread.currentThread().interrupt();
             } catch (KeeperException.NoNodeException e) {
                 // do nothing
             } catch (KeeperException e) {
-                LOG.info("Caught: " + e, e);
+                LOG.error(EELFLoggerDelegate.errorLogger, "Caught: " + e, e);
                 throw (RuntimeException) new RuntimeException(e.getMessage()).initCause(e);
             }
         }
@@ -292,8 +281,8 @@ public class ZkStatelessLockService extends ProtocolSupport {
                 if (id != null) {
                     List<String> names = zookeeper.getChildren(dir, false);
                     if (names.isEmpty()) {
-                        LOG.info("No children in: " + dir + " when we've just "
-                                        + "created one! Lets recreate it...");
+                        LOG.info(EELFLoggerDelegate.applicationLogger, "No children in: " + dir
+                                        + " when we've just " + "created one! Lets recreate it...");
                         // lets force the recreation of the id
                         id = null;
                     } else {
@@ -318,8 +307,9 @@ public class ZkStatelessLockService extends ProtocolSupport {
                             if (stat != null) {
                                 return Boolean.FALSE;
                             } else {
-                                LOG.info("Could not find the" + " stats for less than me: "
-                                                + lastChildName.getName());
+                                LOG.info(EELFLoggerDelegate.applicationLogger,
+                                                "Could not find the" + " stats for less than me: "
+                                                                + lastChildName.getName());
                             }
                         } else
                             return Boolean.TRUE;
diff --git a/src/main/java/org/onap/music/main/CachingUtil.java b/src/main/java/org/onap/music/main/CachingUtil.java
index 0ab055df..cd1d565d 100755
--- a/src/main/java/org/onap/music/main/CachingUtil.java
+++ b/src/main/java/org/onap/music/main/CachingUtil.java
@@ -32,12 +32,13 @@ import javax.ws.rs.core.MediaType;
 import org.apache.commons.codec.binary.Base64;
 import org.apache.commons.jcs.JCS;
 import org.apache.commons.jcs.access.CacheAccess;
-import org.apache.log4j.Logger;
 import org.codehaus.jackson.map.ObjectMapper;
+import org.onap.music.datastore.PreparedQueryObject;
 import org.onap.music.datastore.jsonobjects.AAFResponse;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
+import org.onap.music.exceptions.MusicServiceException;
+
 import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
-import org.onap.music.datastore.PreparedQueryObject;
 import com.datastax.driver.core.DataType;
 import com.datastax.driver.core.ResultSet;
 import com.datastax.driver.core.Row;
@@ -53,7 +54,7 @@ import com.sun.jersey.api.client.WebResource;
  */
 public class CachingUtil implements Runnable {
 
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(CachingUtil.class);
+    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(CachingUtil.class);
 
     private static CacheAccess<String, String> musicCache = JCS.getInstance("musicCache");
     private static CacheAccess<String, Map<String, String>> aafCache = JCS.getInstance("aafCache");
@@ -68,16 +69,13 @@ public class CachingUtil implements Runnable {
     }
 
     public void initializeMusicCache() {
-        logger.info("Initializing Music Cache...");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Initializing Music Cache...");
         musicCache.put("isInitialized", "true");
     }
 
-    public void initializeAafCache() {
-        logger.info("Resetting and initializing AAF Cache...");
+    public void initializeAafCache() throws MusicServiceException {
+        logger.info(EELFLoggerDelegate.applicationLogger,"Resetting and initializing AAF Cache...");
 
-        // aafCache.clear();
-        // loop through aafCache ns .. only the authenticated ns will be re cached. and non
-        // authenticated will wait for user to retry.
         String query = "SELECT application_name, keyspace_name, username, password FROM admin.keyspace_master WHERE is_api = ? allow filtering";
         PreparedQueryObject pQuery = new PreparedQueryObject();
         pQuery.appendQueryString(query);
@@ -85,7 +83,7 @@ public class CachingUtil implements Runnable {
             pQuery.addValue(MusicUtil.convertToActualDataType(DataType.cboolean(), false));
         } catch (Exception e1) {
             e1.printStackTrace();
-            logger.error("Exception is " + e1.getMessage() + "during initalizeAafCache");
+            logger.error(EELFLoggerDelegate.errorLogger,"Exception is "+ e1.getMessage() + "during initalizeAafCache");
         }
         ResultSet rs = MusicCore.get(pQuery);
         Iterator<Row> it = rs.iterator();
@@ -121,7 +119,11 @@ public class CachingUtil implements Runnable {
     @Override
     public void run() {
         logger.debug("Scheduled task invoked. Refreshing Cache...");
-        initializeAafCache();
+        try {
+			initializeAafCache();
+		} catch (MusicServiceException e) {
+			logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
+		}
     }
 
     public static boolean authenticateAAFUser(String nameSpace, String userId, String password,
@@ -140,22 +142,20 @@ public class CachingUtil implements Runnable {
                 if (userAttempts.get(nameSpace) == null)
                     userAttempts.put(nameSpace, 0);
                 if ((Integer) userAttempts.get(nameSpace) >= 3) {
-                    logger.info("Reached max attempts. Checking if time out..");
-                    logger.info("Failed time: " + lastFailedTime.get(nameSpace).getTime());
+                    logger.info(EELFLoggerDelegate.applicationLogger,"Reached max attempts. Checking if time out..");
+                    logger.info(EELFLoggerDelegate.applicationLogger,"Failed time: "+lastFailedTime.get(nameSpace).getTime());
                     Calendar calendar = Calendar.getInstance();
-                    long delayTime = (calendar.getTimeInMillis()
-                                    - lastFailedTime.get(nameSpace).getTimeInMillis());
-                    logger.info("Delayed time: " + delayTime);
-                    if (delayTime > 120000) {
-                        logger.info("Resetting failed attempt.");
+                    long delayTime = (calendar.getTimeInMillis()-lastFailedTime.get(nameSpace).getTimeInMillis());
+                    logger.info(EELFLoggerDelegate.applicationLogger,"Delayed time: "+delayTime);
+                    if( delayTime > 120000) {
+                        logger.info(EELFLoggerDelegate.applicationLogger,"Resetting failed attempt.");
                         userAttempts.put(nameSpace, 0);
                     } else {
-                        throw new Exception(
-                                        "No more attempts allowed. Please wait for atleast 2 min.");
+                        throw new Exception("No more attempts allowed. Please wait for atleast 2 min.");
                     }
                 }
-                logger.error("Cache not authenticated..");
-                logger.info("Check AAF again...");
+                logger.error(EELFLoggerDelegate.errorLogger,"Cache not authenticated..");
+                logger.info(EELFLoggerDelegate.applicationLogger,"Check AAF again...");
             }
         }
 
@@ -165,7 +165,7 @@ public class CachingUtil implements Runnable {
                 return true;
 
         }
-        logger.info("Invalid user. Cache not updated");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Invalid user. Cache not updated");
         return false;
     }
 
@@ -260,7 +260,7 @@ public class CachingUtil implements Runnable {
         appNameCache.put(namespace, isAAF);
     }
 
-    public static Boolean isAAFApplication(String namespace) {
+    public static Boolean isAAFApplication(String namespace) throws MusicServiceException {
 
         String isAAF = appNameCache.get(namespace);
         if (isAAF == null) {
@@ -277,10 +277,12 @@ public class CachingUtil implements Runnable {
                 e.printStackTrace();
             }
         }
+
+        
         return Boolean.valueOf(isAAF);
     }
 
-    public static String getUuidFromMusicCache(String keyspace) {
+    public static String getUuidFromMusicCache(String keyspace) throws MusicServiceException {
         String uuid = musicCache.get(keyspace);
         if (uuid == null) {
             PreparedQueryObject pQuery = new PreparedQueryObject();
@@ -292,14 +294,14 @@ public class CachingUtil implements Runnable {
                 uuid = rs.getUUID("uuid").toString();
                 musicCache.put(keyspace, uuid);
             } catch (Exception e) {
-                logger.error("Exception occured during uuid retrieval from DB." + e.getMessage());
+                logger.error(EELFLoggerDelegate.errorLogger,"Exception occured during uuid retrieval from DB."+e.getMessage());
                 e.printStackTrace();
             }
         }
         return uuid;
     }
 
-    public static String getAppName(String keyspace) {
+    public static String getAppName(String keyspace) throws MusicServiceException {
         String appName = null;
         PreparedQueryObject pQuery = new PreparedQueryObject();
         pQuery.appendQueryString(
@@ -309,7 +311,7 @@ public class CachingUtil implements Runnable {
         try {
             appName = rs.getString("application_name");
         } catch (Exception e) {
-            logger.error("Exception occured during uuid retrieval from DB." + e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,"Exception occured during uuid retrieval from DB."+e.getMessage());
             e.printStackTrace();
         }
         return appName;
@@ -317,7 +319,7 @@ public class CachingUtil implements Runnable {
 
     public static String generateUUID() {
         String uuid = UUID.randomUUID().toString();
-        logger.info("New AID generated: " + uuid);
+        logger.info(EELFLoggerDelegate.applicationLogger,"New AID generated: "+uuid);
         return uuid;
     }
 
@@ -337,8 +339,7 @@ public class CachingUtil implements Runnable {
                     throws Exception {
         Map<String, Object> resultMap = new HashMap<>();
         if (ns == null || userId == null || password == null) {
-            logger.error("One or more required headers is missing. userId: " + userId
-                            + " :: password: " + password);
+            logger.error(EELFLoggerDelegate.errorLogger,"One or more required headers is missing. userId: "+userId+" :: password: "+password);
             resultMap.put("Exception",
                             "One or more required headers appName(ns), userId, password is missing. Please check.");
             return resultMap;
@@ -350,16 +351,15 @@ public class CachingUtil implements Runnable {
         queryObject.addValue(MusicUtil.convertToActualDataType(DataType.text(), userId));
         Row rs = MusicCore.get(queryObject).one();
         if (rs == null) {
-            logger.error("Namespace and UserId doesn't match. namespace: " + ns + " and userId: "
-                            + userId);
-            resultMap.put("Exception", "Application " + ns
-                            + " doesn't seem to be Onboarded. Please onboard your application with MUSIC. If already onboarded contact Admin");
+            logger.error(EELFLoggerDelegate.errorLogger,"Namespace and UserId doesn't match. namespace: "+ns+" and userId: "+userId);
+
+            resultMap.put("Exception", "Namespace and UserId doesn't match. namespace: "+ns+" and userId: "+userId);
         } else {
             boolean is_aaf = rs.getBool("is_aaf");
             String keyspace = rs.getString("keyspace_name");
             if (!is_aaf) {
                 if (!keyspace.equals(MusicUtil.DEFAULTKEYSPACENAME)) {
-                    logger.error("Non AAF applications are allowed to have only one keyspace per application.");
+                    logger.error(EELFLoggerDelegate.errorLogger,"Non AAF applications are allowed to have only one keyspace per application.");
                     resultMap.put("Exception",
                                     "Non AAF applications are allowed to have only one keyspace per application.");
                 }
diff --git a/src/main/java/org/onap/music/main/MusicCore.java b/src/main/java/org/onap/music/main/MusicCore.java
index 592bae92..96056160 100644
--- a/src/main/java/org/onap/music/main/MusicCore.java
+++ b/src/main/java/org/onap/music/main/MusicCore.java
@@ -26,9 +26,11 @@ import java.io.StringWriter;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.StringTokenizer;
+
 import org.onap.music.datastore.MusicDataStore;
 import org.onap.music.datastore.PreparedQueryObject;
 import org.onap.music.datastore.jsonobjects.JsonKeySpace;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 // import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.exceptions.MusicLockingException;
 import org.onap.music.exceptions.MusicQueryException;
@@ -36,8 +38,7 @@ import org.onap.music.exceptions.MusicServiceException;
 import org.onap.music.lockingservice.MusicLockState;
 import org.onap.music.lockingservice.MusicLockState.LockStatus;
 import org.onap.music.lockingservice.MusicLockingService;
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
+
 import com.datastax.driver.core.ColumnDefinitions;
 import com.datastax.driver.core.ColumnDefinitions.Definition;
 import com.datastax.driver.core.DataType;
@@ -54,22 +55,20 @@ public class MusicCore {
 
     public static MusicLockingService mLockHandle = null;
     public static MusicDataStore mDstoreHandle = null;
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(MusicCore.class);
+    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicCore.class);
 
     public static class Condition {
         Map<String, Object> conditions;
-        String selectQueryForTheRow;
+        PreparedQueryObject selectQueryForTheRow;
 
-        public Condition(Map<String, Object> conditions, String selectQueryForTheRow) {
+        public Condition(Map<String, Object> conditions, PreparedQueryObject selectQueryForTheRow) {
             this.conditions = conditions;
             this.selectQueryForTheRow = selectQueryForTheRow;
         }
 
         public boolean testCondition() {
             // first generate the row
-            PreparedQueryObject query = new PreparedQueryObject();
-            query.appendQueryString(selectQueryForTheRow);
-            ResultSet results = quorumGet(query);
+            ResultSet results = quorumGet(selectQueryForTheRow);
             Row row = results.one();
             return getDSHandle().doesRowSatisfyCondition(row, conditions);
         }
@@ -77,19 +76,19 @@ public class MusicCore {
 
 
     public static MusicLockingService getLockingServiceHandle() throws MusicLockingException {
-        logger.info("Acquiring lock store handle");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Acquiring lock store handle");
         long start = System.currentTimeMillis();
 
         if (mLockHandle == null) {
             try {
                 mLockHandle = new MusicLockingService();
             } catch (Exception e) {
-                logger.error("Failed to aquire Locl store handle" + e.getMessage());
+                logger.error(EELFLoggerDelegate.errorLogger,"Failed to aquire Locl store handle" + e.getMessage());
                 throw new MusicLockingException("Failed to aquire Locl store handle " + e);
             }
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to acquire lock store handle:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to acquire lock store handle:" + (end - start) + " ms");
         return mLockHandle;
     }
 
@@ -99,13 +98,13 @@ public class MusicCore {
      * @return
      */
     public static MusicDataStore getDSHandle(String remoteIp) {
-        logger.info("Acquiring data store handle");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Acquiring data store handle");
         long start = System.currentTimeMillis();
         if (mDstoreHandle == null) {
             mDstoreHandle = new MusicDataStore(remoteIp);
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to acquire data store handle:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to acquire data store handle:" + (end - start) + " ms");
         return mDstoreHandle;
     }
 
@@ -114,27 +113,27 @@ public class MusicCore {
      * @return
      */
     public static MusicDataStore getDSHandle() {
-        logger.info("Acquiring data store handle");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Acquiring data store handle");
         long start = System.currentTimeMillis();
         if (mDstoreHandle == null) {
             mDstoreHandle = new MusicDataStore();
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to acquire data store handle:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to acquire data store handle:" + (end - start) + " ms");
         return mDstoreHandle;
     }
 
     public static String createLockReference(String lockName) {
-        logger.info("Creating lock reference for lock name:" + lockName);
+        logger.info(EELFLoggerDelegate.applicationLogger,"Creating lock reference for lock name:" + lockName);
         long start = System.currentTimeMillis();
         String lockId = null;
         try {
             lockId = getLockingServiceHandle().createLockId("/" + lockName);
         } catch (MusicLockingException e) {
-            logger.error("Failed to create Lock Reference " + lockName);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to create Lock Reference " + lockName);
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to create lock reference:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to create lock reference:" + (end - start) + " ms");
         return lockId;
     }
 
@@ -167,10 +166,10 @@ public class MusicCore {
             String lockName = keyspaceName + "." + tableName + "." + primaryKey;
             mls = getLockingServiceHandle().getLockState(lockName);
             long end = System.currentTimeMillis();
-            logger.info("Time taken to get lock state:" + (end - start) + " ms");
+            logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to get lock state:" + (end - start) + " ms");
             return mls;
         } catch (NullPointerException | MusicLockingException e) {
-            logger.error("No lock object exists as of now.." + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"No lock object exists as of now.." + e);
         }
         return null;
     }
@@ -182,12 +181,12 @@ public class MusicCore {
             MusicLockState mls = getMusicLockState(key);
             if (mls != null) {
                 if (mls.getLockStatus().equals(LockStatus.LOCKED)) {
-                    logger.info("The current lock holder for " + key + " is " + mls.getLockHolder()
+                    logger.info(EELFLoggerDelegate.applicationLogger,"The current lock holder for " + key + " is " + mls.getLockHolder()
                                     + ". Checking if it has exceeded lease");
                     long currentLockPeriod = System.currentTimeMillis() - mls.getLeaseStartTime();
                     long currentLeasePeriod = mls.getLeasePeriod();
                     if (currentLockPeriod > currentLeasePeriod) {
-                        logger.info("Lock period " + currentLockPeriod
+                        logger.info(EELFLoggerDelegate.applicationLogger,"Lock period " + currentLockPeriod
                                         + " has exceeded lease period " + currentLeasePeriod);
                         boolean voluntaryRelease = false;
                         String currentLockHolder = mls.getLockHolder();
@@ -201,7 +200,7 @@ public class MusicCore {
              * call the traditional acquire lock now and if the result returned is true, set the
              * begin time-stamp and lease period
              */
-            if (acquireLock(key, lockId) == true) {
+            if (acquireLock(key, lockId).getResult() == ResultType.SUCCESS) {
                 mls = getMusicLockState(key);// get latest state
                 if (mls.getLeaseStartTime() == -1) {// set it again only if it is not set already
                     mls.setLeaseStartTime(System.currentTimeMillis());
@@ -209,23 +208,23 @@ public class MusicCore {
                     getLockingServiceHandle().setLockState(key, mls);
                 }
                 long end = System.currentTimeMillis();
-                logger.info("Time taken to acquire leased lock:" + (end - start) + " ms");
+                logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to acquire leased lock:" + (end - start) + " ms");
                 return new ReturnType(ResultType.SUCCESS, "Accquired lock");
             } else {
                 long end = System.currentTimeMillis();
-                logger.info("Time taken to fail to acquire leased lock:" + (end - start) + " ms");
+                logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to fail to acquire leased lock:" + (end - start) + " ms");
                 return new ReturnType(ResultType.FAILURE, "Could not acquire lock");
             }
         } catch (Exception e) {
             StringWriter sw = new StringWriter();
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
             String exceptionAsString = sw.toString();
             return new ReturnType(ResultType.FAILURE,
                             "Exception thrown in acquireLockWithLease:\n" + exceptionAsString);
         }
     }
 
-    public static boolean acquireLock(String key, String lockId) {
+    public static ReturnType acquireLock(String key, String lockId) {
         /*
          * first check if I am on top. Since ids are not reusable there is no need to check
          * lockStatus If the status is unlocked, then the above call will automatically return
@@ -235,19 +234,28 @@ public class MusicCore {
         try {
             result = getLockingServiceHandle().isMyTurn(lockId);
         } catch (MusicLockingException e2) {
-            logger.error("Failed to aquireLock lockId " + lockId + " " + e2);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to aquireLock lockId " + lockId + " " + e2);
         }
         if (result == false) {
-            logger.info("In acquire lock: Not your turn, someone else has the lock");
-            return false;
+            logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: Not your turn, someone else has the lock");
+            try {
+				if (!getLockingServiceHandle().lockIdExists(lockId)) {
+					logger.info(EELFLoggerDelegate.applicationLogger, "In acquire lock: this lockId doesn't exist");
+					return new ReturnType(ResultType.FAILURE, "Lockid doesn't exist");
+				}
+			} catch (MusicLockingException e) {
+				logger.error(EELFLoggerDelegate.errorLogger,"Failed to check if lockid exists - lockId " + lockId + " " + e);
+			}
+            logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: returning failure");
+            return new ReturnType(ResultType.FAILURE, "Not your turn, someone else has the lock");
         }
 
 
         // this is for backward compatibility where locks could also be acquired on just
         // keyspaces or tables.
         if (isTableOrKeySpaceLock(key) == true) {
-            logger.info("In acquire lock: A table or keyspace lock so no need to perform sync...so returning true");
-            return true;
+            logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: A table or keyspace lock so no need to perform sync...so returning true");
+            return new ReturnType(ResultType.SUCCESS, "A table or keyspace lock so no need to perform sync...so returning true");
         }
 
         // read the lock name corresponding to the key and if the status is locked or being locked,
@@ -258,11 +266,11 @@ public class MusicCore {
             currentMls = getMusicLockState(key);
             String currentLockHolder = currentMls.getLockHolder();
             if (lockId.equals(currentLockHolder)) {
-                logger.info("In acquire lock: You already have the lock!");
-                return true;
+                logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: You already have the lock!");
+                return new ReturnType(ResultType.SUCCESS, "You already have the lock!");
             }
         } catch (NullPointerException e) {
-            logger.error("In acquire lock:No one has tried to acquire the lock yet..");
+            logger.error(EELFLoggerDelegate.errorLogger,"In acquire lock:No one has tried to acquire the lock yet..");
         }
 
         // change status to "being locked". This state transition is necessary to ensure syncing
@@ -278,13 +286,13 @@ public class MusicCore {
         try {
             getLockingServiceHandle().setLockState(key, newMls);
         } catch (MusicLockingException e1) {
-            logger.error("Failed to set Lock state " + key + " " + e1);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to set Lock state " + key + " " + e1);
         }
-        logger.info("In acquire lock: Set lock state to being_locked");
+        logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: Set lock state to being_locked");
 
         // do syncing if this was a forced lock release
         if (needToSyncQuorum) {
-            logger.info("In acquire lock: Since there was a forcible release, need to sync quorum!");
+            logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: Since there was a forcible release, need to sync quorum!");
             syncQuorum(key);
         }
 
@@ -295,11 +303,12 @@ public class MusicCore {
         try {
             getLockingServiceHandle().setLockState(key, newMls);
         } catch (MusicLockingException e) {
-            logger.error("Failed to set Lock state " + key + " " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to set Lock state " + key + " " + e);
         }
-        logger.info("In acquire lock: Set lock state to locked and assigned current lock ref "
+        logger.info(EELFLoggerDelegate.applicationLogger,"In acquire lock: Set lock state to locked and assigned current lock ref "
                         + lockId + " as holder");
-        return result;
+        
+        return new ReturnType(result?ResultType.SUCCESS:ResultType.FAILURE, "Set lock state to locked and assigned a lock holder");
     }
 
 
@@ -317,7 +326,7 @@ public class MusicCore {
 
 
     private static void syncQuorum(String key) {
-        logger.info("Performing sync operation---");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Performing sync operation---");
         String[] splitString = key.split("\\.");
         String keyspaceName = splitString[0];
         String tableName = splitString[1];
@@ -330,8 +339,8 @@ public class MusicCore {
         String primaryKeyName = tableInfo.getPrimaryKey().get(0).getName();// we only support single
                                                                            // primary key
         DataType primaryKeyType = tableInfo.getPrimaryKey().get(0).getType();
-        String cqlFormattedPrimaryKeyValue =
-                        MusicUtil.convertToCQLDataType(primaryKeyType, primaryKeyValue);
+        Object cqlFormattedPrimaryKeyValue =
+                        MusicUtil.convertToActualDataType(primaryKeyType, primaryKeyValue);
 
         // get the row of data from a quorum
         selectQuery.appendQueryString("SELECT *  FROM " + keyspaceName + "." + tableName + " WHERE "
@@ -355,7 +364,7 @@ public class MusicCore {
                     continue;
                 DataType colType = definition.getType();
                 Object valueObj = getDSHandle().getColValue(row, colName, colType);
-                String valueString = MusicUtil.convertToCQLDataType(colType, valueObj);
+                Object valueString = MusicUtil.convertToActualDataType(colType, valueObj);
                 // fieldValueString = fieldValueString+ colName+"="+valueString;
                 fieldValueString.append(colName + " = ?");
                 updateQuery.addValue(valueString);
@@ -371,7 +380,7 @@ public class MusicCore {
 
             getDSHandle().executePut(updateQuery, "critical");
         } catch (MusicServiceException | MusicQueryException e) {
-            logger.error("Failed to execute update query " + updateQuery + " " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to execute update query " + updateQuery + " " + e);
         }
     }
 
@@ -396,7 +405,7 @@ public class MusicCore {
         ReturnType lockAcqResult = acquireLockWithLease(key, lockId, leasePeriod);
         long lockAcqTime = System.currentTimeMillis();
         if (lockAcqResult.getResult().equals(ResultType.SUCCESS)) {
-            logger.info("acquired lock with id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"acquired lock with id " + lockId);
             ReturnType criticalPutResult = criticalPut(keyspaceName, tableName, primaryKey,
                             queryObject, lockId, conditionInfo);
             long criticalPutTime = System.currentTimeMillis();
@@ -409,7 +418,7 @@ public class MusicCore {
             criticalPutResult.setTimingInfo(timingInfo);
             return criticalPutResult;
         } else {
-            logger.info("unable to acquire lock, id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"unable to acquire lock, id " + lockId);
             deleteLock(key);
             return lockAcqResult;
         }
@@ -425,7 +434,7 @@ public class MusicCore {
         try {
             results = getDSHandle().executeCriticalGet(query);
         } catch (MusicServiceException | MusicQueryException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
         }
         return results;
 
@@ -450,7 +459,7 @@ public class MusicCore {
         try {
             return getLockingServiceHandle().whoseTurnIsIt("/" + lockName) + "";
         } catch (MusicLockingException e) {
-            logger.error("Failed whoseTurnIsIt  " + lockName + " " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed whoseTurnIsIt  " + lockName + " " + e);
         }
         return null;
 
@@ -472,10 +481,10 @@ public class MusicCore {
         try {
             getLockingServiceHandle().unlockAndDeleteId(lockId);
         } catch (MusicLockingException e) {
-            logger.error("Failed to Destroy Lock Ref  " + lockId + " " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to Destroy Lock Ref  " + lockId + " " + e);
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to destroy lock reference:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to destroy lock reference:" + (end - start) + " ms");
     }
 
     public static MusicLockState releaseLock(String lockId, boolean voluntaryRelease) {
@@ -483,27 +492,27 @@ public class MusicCore {
         try {
             getLockingServiceHandle().unlockAndDeleteId(lockId);
         } catch (MusicLockingException e1) {
-            logger.error("Failed to release Lock " + lockId + " " + e1);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to release Lock " + lockId + " " + e1);
         }
         String lockName = getLockNameFromId(lockId);
         MusicLockState mls;
         String lockHolder = null;
         if (voluntaryRelease) {
             mls = new MusicLockState(MusicLockState.LockStatus.UNLOCKED, lockHolder);
-            logger.info("In unlock: lock voluntarily released for " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"In unlock: lock voluntarily released for " + lockId);
         } else {
             boolean needToSyncQuorum = true;
             mls = new MusicLockState(MusicLockState.LockStatus.UNLOCKED, lockHolder,
                             needToSyncQuorum);
-            logger.info("In unlock: lock forcibly released for " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"In unlock: lock forcibly released for " + lockId);
         }
         try {
             getLockingServiceHandle().setLockState(lockName, mls);
         } catch (MusicLockingException e) {
-            logger.error("Failed to release Lock " + lockName + " " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to release Lock " + lockName + " " + e);
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to release lock:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to release lock:" + (end - start) + " ms");
         return mls;
     }
 
@@ -513,14 +522,14 @@ public class MusicCore {
      */
     public static void deleteLock(String lockName) {
         long start = System.currentTimeMillis();
-        logger.info("Deleting lock for " + lockName);
+        logger.info(EELFLoggerDelegate.applicationLogger,"Deleting lock for " + lockName);
         try {
             getLockingServiceHandle().deleteLock("/" + lockName);
         } catch (MusicLockingException e) {
-            logger.error("Failed to Delete Lock " + lockName + " " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to Delete Lock " + lockName + " " + e);
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken to delete lock:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken to delete lock:" + (end - start) + " ms");
     }
 
 
@@ -544,7 +553,7 @@ public class MusicCore {
         try {
             getLockingServiceHandle().getzkLockHandle().createNode(nodeName);
         } catch (MusicLockingException e) {
-            logger.error("Failed to get ZK Lock Handle " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to get ZK Lock Handle " + e);
         }
     }
 
@@ -555,15 +564,15 @@ public class MusicCore {
      */
     public static void pureZkWrite(String nodeName, byte[] data) {
         long start = System.currentTimeMillis();
-        logger.info("Performing zookeeper write to " + nodeName);
+        logger.info(EELFLoggerDelegate.applicationLogger,"Performing zookeeper write to " + nodeName);
         try {
             getLockingServiceHandle().getzkLockHandle().setNodeData(nodeName, data);
         } catch (MusicLockingException e) {
-            logger.error("Failed to get ZK Lock Handle " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to get ZK Lock Handle " + e);
         }
-        logger.info("Performed zookeeper write to " + nodeName);
+        logger.info(EELFLoggerDelegate.applicationLogger,"Performed zookeeper write to " + nodeName);
         long end = System.currentTimeMillis();
-        logger.info("Time taken for the actual zk put:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken for the actual zk put:" + (end - start) + " ms");
     }
 
     /**
@@ -577,10 +586,10 @@ public class MusicCore {
         try {
             data = getLockingServiceHandle().getzkLockHandle().getNodeData(nodeName);
         } catch (MusicLockingException e) {
-            logger.error("Failed to get ZK Lock Handle " + e);
+            logger.error(EELFLoggerDelegate.errorLogger,"Failed to get ZK Lock Handle " + e);
         }
         long end = System.currentTimeMillis();
-        logger.info("Time taken for the actual zk put:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Time taken for the actual zk put:" + (end - start) + " ms");
         return data;
     }
 
@@ -602,7 +611,7 @@ public class MusicCore {
         try {
             result = getDSHandle().executePut(queryObject, MusicUtil.EVENTUAL);
         } catch (MusicServiceException | MusicQueryException ex) {
-            logger.error(ex.getMessage() + "  " + ex.getCause() + " " + ex);
+            logger.error(EELFLoggerDelegate.errorLogger,ex.getMessage() + "  " + ex.getCause() + " " + ex);
         }
         if (result) {
             return new ReturnType(ResultType.SUCCESS, "Success");
@@ -634,16 +643,18 @@ public class MusicCore {
                                         "Lock acquired but the condition is not true");
                 getDSHandle().executePut(queryObject, MusicUtil.CRITICAL);
                 long end = System.currentTimeMillis();
-                logger.info("Time taken for the critical put:" + (end - start) + " ms");
+                logger.info(EELFLoggerDelegate.applicationLogger,"Time taken for the critical put:" + (end - start) + " ms");
                 return new ReturnType(ResultType.SUCCESS, "Update performed");
             } else
                 return new ReturnType(ResultType.FAILURE,
                                 "Cannot perform operation since you are the not the lock holder");
-        } catch (MusicQueryException | MusicServiceException | MusicLockingException e) {
-            logger.error(e.getMessage());
+        } catch (MusicQueryException | MusicServiceException  e) {
+            logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
             return new ReturnType(ResultType.FAILURE,
                             "Exception thrown while doing the critical put, check sanctity of the row/conditions:\n"
                                             + e.getMessage());
+        }catch(MusicLockingException ex){
+            return new ReturnType(ResultType.FAILURE,ex.getMessage());
         }
 
     }
@@ -653,17 +664,19 @@ public class MusicCore {
      * @param queryObject
      * @param consistency
      * @return Boolean Indicates success or failure
+     * @throws MusicServiceException 
      * 
      * 
      */
-    public static boolean nonKeyRelatedPut(PreparedQueryObject queryObject, String consistency) {
+    public static boolean nonKeyRelatedPut(PreparedQueryObject queryObject, String consistency) throws MusicServiceException {
         // this is mainly for some functions like keyspace creation etc which does not
         // really need the bells and whistles of Music locking.
         boolean result = false;
         try {
             result = getDSHandle().executePut(queryObject, consistency);
         } catch (MusicQueryException | MusicServiceException ex) {
-            logger.error(ex.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,ex.getMessage());
+            throw new MusicServiceException(ex.getMessage());
         }
         return result;
     }
@@ -673,13 +686,15 @@ public class MusicCore {
      * 
      * @param queryObject query object containing prepared query and values
      * @return ResultSet
+     * @throws MusicServiceException 
      */
-    public static ResultSet get(PreparedQueryObject queryObject) {
+    public static ResultSet get(PreparedQueryObject queryObject) throws MusicServiceException {
         ResultSet results = null;
         try {
-            results = getDSHandle().executeEventualGet(queryObject);
+			results = getDSHandle().executeEventualGet(queryObject);
         } catch (MusicQueryException | MusicServiceException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
+            throw new MusicServiceException(e.getMessage());
         }
         return results;
     }
@@ -706,7 +721,7 @@ public class MusicCore {
             } else
                 throw new MusicServiceException("YOU DO NOT HAVE THE LOCK");
         } catch (MusicQueryException | MusicServiceException | MusicLockingException e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger,e.getMessage());
         }
         return results;
     }
@@ -730,7 +745,7 @@ public class MusicCore {
         ReturnType lockAcqResult = acquireLockWithLease(key, lockId, leasePeriod);
         long lockAcqTime = System.currentTimeMillis();
         if (lockAcqResult.getResult().equals(ResultType.SUCCESS)) {
-            logger.info("acquired lock with id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"acquired lock with id " + lockId);
             ReturnType criticalPutResult = criticalPut(keyspaceName, tableName, primaryKey,
                             queryObject, lockId, conditionInfo);
             long criticalPutTime = System.currentTimeMillis();
@@ -744,7 +759,7 @@ public class MusicCore {
             criticalPutResult.setTimingInfo(timingInfo);
             return criticalPutResult;
         } else {
-            logger.info("unable to acquire lock, id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"unable to acquire lock, id " + lockId);
             destroyLockRef(lockId);
             return lockAcqResult;
         }
@@ -768,14 +783,14 @@ public class MusicCore {
         long leasePeriod = MusicUtil.getDefaultLockLeasePeriod();
         ReturnType lockAcqResult = acquireLockWithLease(key, lockId, leasePeriod);
         if (lockAcqResult.getResult().equals(ResultType.SUCCESS)) {
-            logger.info("acquired lock with id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"acquired lock with id " + lockId);
             ResultSet result =
                             criticalGet(keyspaceName, tableName, primaryKey, queryObject, lockId);
             boolean voluntaryRelease = true;
             releaseLock(lockId, voluntaryRelease);
             return result;
         } else {
-            logger.info("unable to acquire lock, id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"unable to acquire lock, id " + lockId);
             return null;
         }
     }
@@ -801,32 +816,35 @@ public class MusicCore {
                         operation);
         if (!resultMap.isEmpty())
             return resultMap;
+        boolean isAAF = CachingUtil.isAAFApplication(nameSpace);
+        if (!isAAF && !(operation.equals("createKeySpace"))) {
+        	if(aid == null) {
+        		resultMap.put("Exception", "Aid is mandatory for nonAAF applications ");
+        		return resultMap;
+        	}
+            resultMap = CachingUtil.authenticateAIDUser(aid, keyspace);
+            if (!resultMap.isEmpty())
+                return resultMap;
+        }
         if (aid == null && (userId == null || password == null)) {
-            logger.error("One or more required headers is missing. userId: " + userId
+            logger.error(EELFLoggerDelegate.errorLogger,"One or more required headers is missing. userId: " + userId
                             + " :: password: " + password);
             resultMap.put("Exception",
                             "UserId and Password are mandatory for the operation " + operation);
             return resultMap;
         }
-        boolean isAAF = CachingUtil.isAAFApplication(nameSpace);
-        if (!isAAF && aid != null && aid.length() > 0) { // Non AAF app
-            resultMap = CachingUtil.authenticateAIDUser(aid, keyspace);
-            if (!resultMap.isEmpty())
-                return resultMap;
-        }
+        
         if (isAAF && nameSpace != null && userId != null && password != null) {
             boolean isValid = true;
             try {
                 isValid = CachingUtil.authenticateAAFUser(nameSpace, userId, password, keyspace);
             } catch (Exception e) {
-                logger.error("Got exception while AAF authentication for namespace " + nameSpace);
+                logger.error(EELFLoggerDelegate.errorLogger,"Got exception while AAF authentication for namespace " + nameSpace);
                 resultMap.put("Exception", e.getMessage());
-                // return resultMap;
             }
             if (!isValid) {
-                logger.error("User not authenticated with AAF.");
+                logger.error(EELFLoggerDelegate.errorLogger,"User not authenticated with AAF.");
                 resultMap.put("Exception", "User not authenticated...");
-                // return resultMap;
             }
             if (!resultMap.isEmpty())
                 return resultMap;
@@ -834,7 +852,7 @@ public class MusicCore {
         }
 
         if (operation.equals("createKeySpace")) {
-            logger.info("AID is not provided. Creating new UUID for keyspace.");
+            logger.info(EELFLoggerDelegate.applicationLogger,"AID is not provided. Creating new UUID for keyspace.");
             PreparedQueryObject pQuery = new PreparedQueryObject();
             pQuery.appendQueryString(
                             "select uuid from admin.keyspace_master where application_name=? and username=? and keyspace_name=? allow filtering");
@@ -848,7 +866,7 @@ public class MusicCore {
                 uuid = rs.getUUID("uuid").toString();
                 resultMap.put("uuid", "existing");
             } catch (Exception e) {
-                logger.info("No UUID found in DB. So creating new UUID.");
+                logger.info(EELFLoggerDelegate.applicationLogger,"No UUID found in DB. So creating new UUID.");
                 uuid = CachingUtil.generateUUID();
                 resultMap.put("uuid", "new");
             }
diff --git a/src/main/java/org/onap/music/main/MusicUtil.java b/src/main/java/org/onap/music/main/MusicUtil.java
index 61d428d1..47e23973 100755
--- a/src/main/java/org/onap/music/main/MusicUtil.java
+++ b/src/main/java/org/onap/music/main/MusicUtil.java
@@ -21,445 +21,458 @@
  */
 package org.onap.music.main;
 
-
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.math.BigInteger;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Scanner;
 import java.util.UUID;
 import org.onap.music.datastore.PreparedQueryObject;
 import org.onap.music.eelf.logging.EELFLoggerDelegate;
+import org.onap.music.exceptions.MusicServiceException;
+
 import com.datastax.driver.core.DataType;
 
 /**
  * @author nelson24
  * 
- *         Properties This will take Properties and load them into MusicUtil. This is a hack for
- *         now. Eventually it would bebest to do this in another way.
+ *         Properties This will take Properties and load them into MusicUtil.
+ *         This is a hack for now. Eventually it would bebest to do this in
+ *         another way.
  * 
  */
 public class MusicUtil {
-    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicUtil.class);
-
-    private static int myId = 0;
-    private static ArrayList<String> allIds = new ArrayList<String>();
-    private static String publicIp = "";
-    private static ArrayList<String> allPublicIps = new ArrayList<String>();
-    private static String myZkHost = "localhost";
-    private static String myCassaHost = "localhost";
-    private static String defaultMusicIp = "localhost";
-    private static boolean debug = true;
-    private static String version = "2.3.0";
-    public static String musicRestIp = "localhost";
-    private static String musicPropertiesFilePath = "/opt/app/music/etc/music.properties";
-    private static long defaultLockLeasePeriod = 6000;
-    private static final String[] propKeys = new String[] {"zookeeper.host", "cassandra.host",
-                    "music.ip", "debug", "version", "music.rest.ip", "music.properties",
-                    "lock.lease.period", "id", "all.ids", "public.ip", "all.pubic.ips",
-                    "cassandra.user", "cassandra.password", "aaf.endpoint.url"};
-
-    public static final String ATOMIC = "atomic";
-    public static final String EVENTUAL = "eventual";
-    public static final String CRITICAL = "critical";
-    public static final String DEFAULTKEYSPACENAME = "TBD";
-    private static String cassName = "cassandra";
-    private static String cassPwd = "cassandra";
-    private static String aafEndpointUrl = null;
-
-    /**
-     * @return the cassName
-     */
-    public static String getCassName() {
-        return cassName;
-    }
-
-    /**
-     * @return the cassPwd
-     */
-    public static String getCassPwd() {
-        return cassPwd;
-    }
-
-    /**
-     * @return the aafEndpointUrl
-     */
-    public static String getAafEndpointUrl() {
-        return aafEndpointUrl;
-    }
-
-    /**
-     * 
-     * @param aafEndpointUrl
-     */
-    public static void setAafEndpointUrl(String aafEndpointUrl) {
-        MusicUtil.aafEndpointUrl = aafEndpointUrl;
-    }
-
-    /**
-     * 
-     * @return
-     */
-    public static int getMyId() {
-        return myId;
-    }
-
-    /**
-     * 
-     * @param myId
-     */
-    public static void setMyId(int myId) {
-        MusicUtil.myId = myId;
-    }
-
-
-    /**
-     * 
-     * @return
-     */
-    public static ArrayList<String> getAllIds() {
-        return allIds;
-    }
-
-    /**
-     * 
-     * @param allIds
-     */
-    public static void setAllIds(List<String> allIds) {
-        MusicUtil.allIds = (ArrayList<String>) allIds;
-    }
-
-    /**
-     * 
-     * @return
-     */
-    public static String getPublicIp() {
-        return publicIp;
-    }
-
-    /**
-     * 
-     * @param publicIp
-     */
-    public static void setPublicIp(String publicIp) {
-        MusicUtil.publicIp = publicIp;
-    }
-
-    /**
-     * 
-     * @return
-     */
-    public static ArrayList<String> getAllPublicIps() {
-        return allPublicIps;
-    }
-
-    /**
-     * 
-     * @param allPublicIps
-     */
-    public static void setAllPublicIps(List<String> allPublicIps) {
-        MusicUtil.allPublicIps = (ArrayList<String>) allPublicIps;
-    }
-
-    /**
-     * Returns An array of property names that should be in the Properties files.
-     * 
-     * @return
-     */
-    public static String[] getPropkeys() {
-        return propKeys;
-    }
-
-    /**
-     * Get MusicRestIp - default = localhost property file value - music.rest.ip
-     * 
-     * @return
-     */
-    public static String getMusicRestIp() {
-        return musicRestIp;
-    }
-
-    /**
-     * Set MusicRestIp
-     * 
-     * @param musicRestIp
-     */
-    public static void setMusicRestIp(String musicRestIp) {
-        MusicUtil.musicRestIp = musicRestIp;
-    }
-
-    /**
-     * Get MusicPropertiesFilePath - Default = /opt/music/music.properties property file value -
-     * music.properties
-     * 
-     * @return
-     */
-    public static String getMusicPropertiesFilePath() {
-        return musicPropertiesFilePath;
-    }
-
-    /**
-     * Set MusicPropertiesFilePath
-     * 
-     * @param musicPropertiesFilePath
-     */
-    public static void setMusicPropertiesFilePath(String musicPropertiesFilePath) {
-        MusicUtil.musicPropertiesFilePath = musicPropertiesFilePath;
-    }
-
-    /**
-     * Get DefaultLockLeasePeriod - Default = 6000 property file value - lock.lease.period
-     * 
-     * @return
-     */
-    public static long getDefaultLockLeasePeriod() {
-        return defaultLockLeasePeriod;
-    }
-
-    /**
-     * Set DefaultLockLeasePeriod
-     * 
-     * @param defaultLockLeasePeriod
-     */
-    public static void setDefaultLockLeasePeriod(long defaultLockLeasePeriod) {
-        MusicUtil.defaultLockLeasePeriod = defaultLockLeasePeriod;
-    }
-
-    /**
-     * Set Debug
-     * 
-     * @param debug
-     */
-    public static void setDebug(boolean debug) {
-        MusicUtil.debug = debug;
-    }
-
-    /**
-     * Is Debug - Default = true property file value - debug
-     * 
-     * @return
-     */
-    public static boolean isDebug() {
-        return debug;
-    }
-
-    /**
-     * Set Version
-     * 
-     * @param version
-     */
-    public static void setVersion(String version) {
-        MusicUtil.version = version;
-    }
-
-    /**
-     * Return the version property file value - version
-     * 
-     * @return
-     */
-    public static String getVersion() {
-        return version;
-    }
-
-    /**
-     * Get MyZkHost - Zookeeper Hostname - Default = localhost property file value - zookeeper.host
-     * 
-     * @return
-     */
-    public static String getMyZkHost() {
-        return myZkHost;
-    }
-
-    /**
-     * Set MyZkHost - Zookeeper Hostname
-     * 
-     * @param myZkHost
-     */
-    public static void setMyZkHost(String myZkHost) {
-        MusicUtil.myZkHost = myZkHost;
-    }
-
-    /**
-     * Get MyCassHost - Cassandra Hostname - Default = localhost property file value -
-     * cassandra.host
-     * 
-     * @return
-     */
-    public static String getMyCassaHost() {
-        return myCassaHost;
-    }
-
-    /**
-     * Set MyCassHost - Cassandra Hostname
-     * 
-     * @param myCassaHost
-     */
-    public static void setMyCassaHost(String myCassaHost) {
-        MusicUtil.myCassaHost = myCassaHost;
-    }
-
-    /**
-     * Get DefaultMusicIp - Default = localhost property file value - music.ip
-     * 
-     * @return
-     */
-    public static String getDefaultMusicIp() {
-        return defaultMusicIp;
-    }
-
-    /**
-     * Set DefaultMusicIp
-     * 
-     * @param defaultMusicIp
-     */
-    public static void setDefaultMusicIp(String defaultMusicIp) {
-        MusicUtil.defaultMusicIp = defaultMusicIp;
-    }
-
-    /**
-     * 
-     * @return
-     */
-    public static String getTestType() {
-        String testType = "";
-        try {
-            Scanner fileScanner = new Scanner(new File(""));
-            testType = fileScanner.next();// ignore the my id line
-            String batchSize = fileScanner.next();// ignore the my public ip line
-            fileScanner.close();
-        } catch (FileNotFoundException e) {
-            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
-        }
-        return testType;
-
-    }
-
-    /**
-     * 
-     * @param time
-     */
-    public static void sleep(long time) {
-        try {
-            Thread.sleep(time);
-        } catch (InterruptedException e) {
-            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
-        }
-    }
-
-    /**
-     * Utility function to check if the query object is valid.
-     * 
-     * @param withparams
-     * @param queryObject
-     * @return
-     */
-    public static boolean isValidQueryObject(boolean withparams, PreparedQueryObject queryObject) {
-        if (withparams) {
-            int noOfValues = queryObject.getValues().size();
-            int noOfParams = 0;
-            char[] temp = queryObject.getQuery().toCharArray();
-            for (int i = 0; i < temp.length; i++) {
-                if (temp[i] == '?')
-                    noOfParams++;
-            }
-            return (noOfValues == noOfParams);
-        } else {
-            return !queryObject.getQuery().isEmpty();
-        }
-
-    }
-
-    public static void setCassName(String cassName) {
-        MusicUtil.cassName = cassName;
-    }
-
-    public static void setCassPwd(String cassPwd) {
-        MusicUtil.cassPwd = cassPwd;
-    }
-
-    public static String convertToCQLDataType(DataType type, Object valueObj) {
-
-        String value = "";
-        switch (type.getName()) {
-            case UUID:
-                value = valueObj + "";
-                break;
-            case TEXT:
-            case VARCHAR:
-                String valueString = valueObj + "";
-                valueString = valueString.replace("'", "''");
-                value = "'" + valueString + "'";
-                break;
-            case MAP: {
-                Map<String, Object> otMap = (Map<String, Object>) valueObj;
-                value = "{" + jsonMaptoSqlString(otMap, ",") + "}";
-                break;
-            }
-            default:
-                value = valueObj + "";
-                break;
-        }
-        return value;
-    }
-
-
-    /**
-     * 
-     * @param colType
-     * @param valueObj
-     * @return
-     * @throws Exception
-     */
-    public static Object convertToActualDataType(DataType colType, Object valueObj) {
-        String valueObjString = valueObj + "";
-        switch (colType.getName()) {
-            case UUID:
-                return UUID.fromString(valueObjString);
-            case VARINT:
-                return BigInteger.valueOf(Long.parseLong(valueObjString));
-            case BIGINT:
-                return Long.parseLong(valueObjString);
-            case INT:
-                return Integer.parseInt(valueObjString);
-            case FLOAT:
-                return Float.parseFloat(valueObjString);
-            case DOUBLE:
-                return Double.parseDouble(valueObjString);
-            case BOOLEAN:
-                return Boolean.parseBoolean(valueObjString);
-            case MAP:
-                return (Map<String, Object>) valueObj;
-            default:
-                return valueObjString;
-        }
-    }
-
-
-    /**
-     *
-     * Utility function to parse json map into sql like string
-     * 
-     * @param jMap
-     * @param lineDelimiter
-     * @return
-     */
-
-    public static String jsonMaptoSqlString(Map<String, Object> jMap, String lineDelimiter) {
-        StringBuilder sqlString = new StringBuilder();
-        int counter = 0;
-        for (Map.Entry<String, Object> entry : jMap.entrySet()) {
-            Object ot = entry.getValue();
-            String value = ot + "";
-            if (ot instanceof String) {
-                value = "'" + value.replace("'", "''") + "'";
-            }
-            sqlString.append("'" + entry.getKey() + "':" + value);
-            if (counter != jMap.size() - 1)
-                sqlString.append(lineDelimiter);
-            counter = counter + 1;
-        }
-        return sqlString.toString();
-    }
+	private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicUtil.class);
+
+	private static int myId = 0;
+	private static ArrayList<String> allIds = new ArrayList<String>();
+	private static String publicIp = "";
+	private static ArrayList<String> allPublicIps = new ArrayList<String>();
+	private static String myZkHost = "localhost";
+	private static String myCassaHost = "localhost";
+	private static String defaultMusicIp = "localhost";
+	private static boolean debug = true;
+	private static String version = "2.3.0";
+	public static String musicRestIp = "localhost";
+	private static String musicPropertiesFilePath = "/opt/app/music/etc/music.properties";
+	private static long defaultLockLeasePeriod = 6000;
+	private static final String[] propKeys = new String[] { "zookeeper.host", "cassandra.host", "music.ip", "debug",
+			"version", "music.rest.ip", "music.properties", "lock.lease.period", "id", "all.ids", "public.ip",
+			"all.pubic.ips", "cassandra.user", "cassandra.password", "aaf.endpoint.url" };
+
+	public static final String ATOMIC = "atomic";
+	public static final String EVENTUAL = "eventual";
+	public static final String CRITICAL = "critical";
+	public static final String DEFAULTKEYSPACENAME = "TBD";
+	private static String cassName = "cassandra";
+	private static String cassPwd = "cassandra";
+	private static String aafEndpointUrl = null;
+
+	/**
+	 * @return the cassName
+	 */
+	public static String getCassName() {
+		return cassName;
+	}
+
+	/**
+	 * @return the cassPwd
+	 */
+	public static String getCassPwd() {
+		return cassPwd;
+	}
+
+	/**
+	 * @return the aafEndpointUrl
+	 */
+	public static String getAafEndpointUrl() {
+		return aafEndpointUrl;
+	}
+
+	/**
+	 * 
+	 * @param aafEndpointUrl
+	 */
+	public static void setAafEndpointUrl(String aafEndpointUrl) {
+		MusicUtil.aafEndpointUrl = aafEndpointUrl;
+	}
+
+	/**
+	 * 
+	 * @return
+	 */
+	public static int getMyId() {
+		return myId;
+	}
+
+	/**
+	 * 
+	 * @param myId
+	 */
+	public static void setMyId(int myId) {
+		MusicUtil.myId = myId;
+	}
+
+	/**
+	 * 
+	 * @return
+	 */
+	public static ArrayList<String> getAllIds() {
+		return allIds;
+	}
+
+	/**
+	 * 
+	 * @param allIds
+	 */
+	public static void setAllIds(List<String> allIds) {
+		MusicUtil.allIds = (ArrayList<String>) allIds;
+	}
+
+	/**
+	 * 
+	 * @return
+	 */
+	public static String getPublicIp() {
+		return publicIp;
+	}
+
+	/**
+	 * 
+	 * @param publicIp
+	 */
+	public static void setPublicIp(String publicIp) {
+		MusicUtil.publicIp = publicIp;
+	}
+
+	/**
+	 * 
+	 * @return
+	 */
+	public static ArrayList<String> getAllPublicIps() {
+		return allPublicIps;
+	}
+
+	/**
+	 * 
+	 * @param allPublicIps
+	 */
+	public static void setAllPublicIps(List<String> allPublicIps) {
+		MusicUtil.allPublicIps = (ArrayList<String>) allPublicIps;
+	}
+
+	/**
+	 * Returns An array of property names that should be in the Properties
+	 * files.
+	 * 
+	 * @return
+	 */
+	public static String[] getPropkeys() {
+		return propKeys;
+	}
+
+	/**
+	 * Get MusicRestIp - default = localhost property file value - music.rest.ip
+	 * 
+	 * @return
+	 */
+	public static String getMusicRestIp() {
+		return musicRestIp;
+	}
+
+	/**
+	 * Set MusicRestIp
+	 * 
+	 * @param musicRestIp
+	 */
+	public static void setMusicRestIp(String musicRestIp) {
+		MusicUtil.musicRestIp = musicRestIp;
+	}
+
+	/**
+	 * Get MusicPropertiesFilePath - Default = /opt/music/music.properties
+	 * property file value - music.properties
+	 * 
+	 * @return
+	 */
+	public static String getMusicPropertiesFilePath() {
+		return musicPropertiesFilePath;
+	}
+
+	/**
+	 * Set MusicPropertiesFilePath
+	 * 
+	 * @param musicPropertiesFilePath
+	 */
+	public static void setMusicPropertiesFilePath(String musicPropertiesFilePath) {
+		MusicUtil.musicPropertiesFilePath = musicPropertiesFilePath;
+	}
+
+	/**
+	 * Get DefaultLockLeasePeriod - Default = 6000 property file value -
+	 * lock.lease.period
+	 * 
+	 * @return
+	 */
+	public static long getDefaultLockLeasePeriod() {
+		return defaultLockLeasePeriod;
+	}
+
+	/**
+	 * Set DefaultLockLeasePeriod
+	 * 
+	 * @param defaultLockLeasePeriod
+	 */
+	public static void setDefaultLockLeasePeriod(long defaultLockLeasePeriod) {
+		MusicUtil.defaultLockLeasePeriod = defaultLockLeasePeriod;
+	}
+
+	/**
+	 * Set Debug
+	 * 
+	 * @param debug
+	 */
+	public static void setDebug(boolean debug) {
+		MusicUtil.debug = debug;
+	}
+
+	/**
+	 * Is Debug - Default = true property file value - debug
+	 * 
+	 * @return
+	 */
+	public static boolean isDebug() {
+		return debug;
+	}
+
+	/**
+	 * Set Version
+	 * 
+	 * @param version
+	 */
+	public static void setVersion(String version) {
+		MusicUtil.version = version;
+	}
+
+	/**
+	 * Return the version property file value - version
+	 * 
+	 * @return
+	 */
+	public static String getVersion() {
+		return version;
+	}
+
+	/**
+	 * Get MyZkHost - Zookeeper Hostname - Default = localhost property file
+	 * value - zookeeper.host
+	 * 
+	 * @return
+	 */
+	public static String getMyZkHost() {
+		return myZkHost;
+	}
+
+	/**
+	 * Set MyZkHost - Zookeeper Hostname
+	 * 
+	 * @param myZkHost
+	 */
+	public static void setMyZkHost(String myZkHost) {
+		MusicUtil.myZkHost = myZkHost;
+	}
+
+	/**
+	 * Get MyCassHost - Cassandra Hostname - Default = localhost property file
+	 * value - cassandra.host
+	 * 
+	 * @return
+	 */
+	public static String getMyCassaHost() {
+		return myCassaHost;
+	}
+
+	/**
+	 * Set MyCassHost - Cassandra Hostname
+	 * 
+	 * @param myCassaHost
+	 */
+	public static void setMyCassaHost(String myCassaHost) {
+		MusicUtil.myCassaHost = myCassaHost;
+	}
+
+	/**
+	 * Get DefaultMusicIp - Default = localhost property file value - music.ip
+	 * 
+	 * @return
+	 */
+	public static String getDefaultMusicIp() {
+		return defaultMusicIp;
+	}
+
+	/**
+	 * Set DefaultMusicIp
+	 * 
+	 * @param defaultMusicIp
+	 */
+	public static void setDefaultMusicIp(String defaultMusicIp) {
+		MusicUtil.defaultMusicIp = defaultMusicIp;
+	}
+
+	/**
+	 * 
+	 * @return
+	 */
+	public static String getTestType() {
+		String testType = "";
+		try {
+			Scanner fileScanner = new Scanner(new File(""));
+			testType = fileScanner.next();// ignore the my id line
+			String batchSize = fileScanner.next();// ignore the my public ip
+													// line
+			fileScanner.close();
+		} catch (FileNotFoundException e) {
+			logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
+		}
+		return testType;
+
+	}
+
+	/**
+	 * 
+	 * @param time
+	 */
+	public static void sleep(long time) {
+		try {
+			Thread.sleep(time);
+		} catch (InterruptedException e) {
+			logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
+		}
+	}
+
+	/**
+	 * Utility function to check if the query object is valid.
+	 * 
+	 * @param withparams
+	 * @param queryObject
+	 * @return
+	 */
+	public static boolean isValidQueryObject(boolean withparams, PreparedQueryObject queryObject) {
+		if (withparams) {
+			int noOfValues = queryObject.getValues().size();
+			int noOfParams = 0;
+			char[] temp = queryObject.getQuery().toCharArray();
+			for (int i = 0; i < temp.length; i++) {
+				if (temp[i] == '?')
+					noOfParams++;
+			}
+			return (noOfValues == noOfParams);
+		} else {
+			return !queryObject.getQuery().isEmpty();
+		}
+
+	}
+
+	public static void setCassName(String cassName) {
+		MusicUtil.cassName = cassName;
+	}
+
+	public static void setCassPwd(String cassPwd) {
+		MusicUtil.cassPwd = cassPwd;
+	}
+
+	public static String convertToCQLDataType(DataType type, Object valueObj) {
+
+		String value = "";
+		switch (type.getName()) {
+		case UUID:
+			value = valueObj + "";
+			break;
+		case TEXT:
+		case VARCHAR:
+			String valueString = valueObj + "";
+			valueString = valueString.replace("'", "''");
+			value = "'" + valueString + "'";
+			break;
+		case MAP: {
+			Map<String, Object> otMap = (Map<String, Object>) valueObj;
+			value = "{" + jsonMaptoSqlString(otMap, ",") + "}";
+			break;
+		}
+		default:
+			value = valueObj + "";
+			break;
+		}
+		return value;
+	}
+
+	/**
+	 * 
+	 * @param colType
+	 * @param valueObj
+	 * @return
+	 * @throws Exception
+	 */
+	public static Object convertToActualDataType(DataType colType, Object valueObj) {
+		String valueObjString = valueObj + "";
+		switch (colType.getName()) {
+		case UUID:
+			return UUID.fromString(valueObjString);
+		case VARINT:
+			return BigInteger.valueOf(Long.parseLong(valueObjString));
+		case BIGINT:
+			return Long.parseLong(valueObjString);
+		case INT:
+			return Integer.parseInt(valueObjString);
+		case FLOAT:
+			return Float.parseFloat(valueObjString);
+		case DOUBLE:
+			return Double.parseDouble(valueObjString);
+		case BOOLEAN:
+			return Boolean.parseBoolean(valueObjString);
+		case MAP:
+			return (Map<String, Object>) valueObj;
+		default:
+			return valueObjString;
+		}
+	}
+
+	/**
+	 *
+	 * Utility function to parse json map into sql like string
+	 * 
+	 * @param jMap
+	 * @param lineDelimiter
+	 * @return
+	 */
+
+	public static String jsonMaptoSqlString(Map<String, Object> jMap, String lineDelimiter) {
+		StringBuilder sqlString = new StringBuilder();
+		int counter = 0;
+		for (Map.Entry<String, Object> entry : jMap.entrySet()) {
+			Object ot = entry.getValue();
+			String value = ot + "";
+			if (ot instanceof String) {
+				value = "'" + value.replace("'", "''") + "'";
+			}
+			sqlString.append("'" + entry.getKey() + "':" + value);
+			if (counter != jMap.size() - 1)
+				sqlString.append(lineDelimiter);
+			counter = counter + 1;
+		}
+		return sqlString.toString();
+	}
+
+	public static Map<String, HashMap<String, Object>> setErrorResponse(MusicServiceException ex) {
+		Map<String, HashMap<String, Object>> results = new HashMap<>();
+		HashMap<String, Object> tempMap = new HashMap<>();
+		Map<String, Object> result = new HashMap<>();
+		result.put("Error Description", ex.getMessage());
+		tempMap.put("Error", result);
+		results.put("Result", tempMap);
+		return results;
+	}
 }
diff --git a/src/main/java/org/onap/music/response/jsonobjects/JsonLockResponse.java b/src/main/java/org/onap/music/response/jsonobjects/JsonLockResponse.java
index 875fbbba..3e2f1557 100644
--- a/src/main/java/org/onap/music/response/jsonobjects/JsonLockResponse.java
+++ b/src/main/java/org/onap/music/response/jsonobjects/JsonLockResponse.java
@@ -23,70 +23,39 @@ package org.onap.music.response.jsonobjects;
 
 import java.util.HashMap;
 import java.util.Map;
+
+import org.onap.music.lockingservice.MusicLockState.LockStatus;
+import org.onap.music.main.ResultType;
+import org.powermock.core.spi.testresult.Result;
+
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 
 @ApiModel(value = "JsonResponse", description = "General Response JSON")
 public class JsonLockResponse {
 
-    private String status = "";
-    private String error = "";
-    private String message = "";
-    private String lock = "";
-    private String lockStatus = "";
-    private String lockHolder = "";
-    private String lockLease = "";
-
-    /**
-     * 
-     * @param status
-     * @param error
-     * @param lock
-     */
-    public JsonLockResponse(String status, String error, String lock) {
-        this.status = fixStatus(status);
-        this.error = error;
-        this.lock = lock;
-    }
+    private ResultType status;
+    private String error;
+    private String message;
+    private String lock;
+    private LockStatus lockStatus;
+    private String lockHolder;
+    private String lockLease;
 
-    /**
-     * 
-     * @param status
-     * @param error
-     * @param lock
-     * @param lockStatus
-     * @param lockHolder
-     */
-    public JsonLockResponse(String status, String error, String lock, String lockStatus,
-                    String lockHolder) {
-        this.status = fixStatus(status);
-        this.error = error;
-        this.lock = lock;
-        this.lockStatus = lockStatus;
-        this.lockHolder = lockHolder;
-    }
 
     /**
-     * 
+     * Create a JSONLock Response
+     * Use setters to provide more information as in
+     * JsonLockResponse(ResultType.SUCCESS).setMessage("We did it").setLock(mylockname)
      * @param status
-     * @param error
-     * @param lock
-     * @param lockStatus
-     * @param lockHolder
-     * @param lockLease
      */
-    public JsonLockResponse(String status, String error, String lock, String lockStatus,
-                    String lockHolder, String lockLease) {
-        this.status = fixStatus(status);
-        this.error = error;
-        this.lock = lock;
-        this.lockStatus = lockStatus;
-        this.lockHolder = lockHolder;
+    public JsonLockResponse(ResultType status) {
+        this.status = status;
     }
+    
 
 
-    /**
-     * Lock
+	/**
      * 
      * @return
      */
@@ -98,28 +67,9 @@ public class JsonLockResponse {
      * 
      * @param lock
      */
-    public void setLock(String lock) {
+    public JsonLockResponse setLock(String lock) {
         this.lock = lock;
-    }
-
-    /**
-     * 
-     */
-    public JsonLockResponse() {
-        this.status = "";
-        this.error = "";
-    }
-
-    /**
-     * 
-     * @param statusIn
-     * @return
-     */
-    private String fixStatus(String statusIn) {
-        if (statusIn.equalsIgnoreCase("false")) {
-            return "FAILURE";
-        }
-        return "SUCCESS";
+        return this;
     }
 
     /**
@@ -128,7 +78,7 @@ public class JsonLockResponse {
      */
     @ApiModelProperty(value = "Overall status of the response.",
                     allowableValues = "Success,Failure")
-    public String getStatus() {
+    public ResultType getStatus() {
         return status;
     }
 
@@ -136,8 +86,9 @@ public class JsonLockResponse {
      * 
      * @param status
      */
-    public void setStatus(String status) {
-        this.status = fixStatus(status);
+    public JsonLockResponse setStatus(ResultType status) {
+        this.status = status;
+        return this;
     }
 
     /**
@@ -153,8 +104,9 @@ public class JsonLockResponse {
      * 
      * @param error
      */
-    public void setError(String error) {
+    public JsonLockResponse setError(String error) {
         this.error = error;
+        return this;
     }
 
     /**
@@ -170,17 +122,17 @@ public class JsonLockResponse {
      * 
      * @param message
      */
-    public void setMessage(String message) {
+    public JsonLockResponse setMessage(String message) {
         this.message = message;
+        return this;
     }
 
     /**
      * 
      * @return the lockStatus
      */
-    @ApiModelProperty(value = "Status of the lock",
-                    allowableValues = "UNLOCKED,BEING_LOCKED,LOCKED")
-    public String getLockStatus() {
+    @ApiModelProperty(value = "Status of the lock")
+    public LockStatus getLockStatus() {
         return lockStatus;
     }
 
@@ -188,8 +140,9 @@ public class JsonLockResponse {
      * 
      * @param lockStatus
      */
-    public void setLockStatus(String lockStatus) {
+    public JsonLockResponse setLockStatus(LockStatus lockStatus) {
         this.lockStatus = lockStatus;
+        return this;
     }
 
     /**
@@ -206,8 +159,9 @@ public class JsonLockResponse {
      * 
      * @param lockHolder
      */
-    public void setLockHolder(String lockHolder) {
+    public JsonLockResponse setLockHolder(String lockHolder) {
         this.lockHolder = lockHolder;
+        return this;
     }
 
 
@@ -222,8 +176,9 @@ public class JsonLockResponse {
     /**
      * @param lockLease the lockLease to set
      */
-    public void setLockLease(String lockLease) {
+    public JsonLockResponse setLockLease(String lockLease) {
         this.lockLease = lockLease;
+        return this;
     }
 
     /**
@@ -232,17 +187,18 @@ public class JsonLockResponse {
      * @return
      */
     public Map<String, Object> toMap() {
-        Map<String, Object> newMap = new HashMap<>();
+        Map<String, Object> fullMap = new HashMap<>();
         Map<String, Object> lockMap = new HashMap<>();
-        lockMap.put("lock-status", lockStatus);
-        lockMap.put("lock", lock);
-        lockMap.put("message", message);
-        lockMap.put("lock-holder", lockHolder);
-        lockMap.put("lock-lease", lockLease);
-        newMap.put("status", status);
-        newMap.put("error", error);
-        newMap.put("lock", lockMap);
-        return newMap;
+        if (lockStatus!=null) {lockMap.put("lock-status", lockStatus); }
+        if (lock!=null) {lockMap.put("lock", lock);}
+        if (message!=null) {lockMap.put("message", message);}
+        if (lockHolder!=null) {lockMap.put("lock-holder", lockHolder);}
+        if (lockLease!=null) {lockMap.put("lock-lease", lockLease);}
+        
+        fullMap.put("status", status);
+        fullMap.put("lock", lockMap);
+        if (error!=null) {fullMap.put("error", error);}
+        return fullMap;
     }
 
     /**
diff --git a/src/main/java/org/onap/music/rest/RestMusicAdminAPI.java b/src/main/java/org/onap/music/rest/RestMusicAdminAPI.java
index 87a3a1ba..0265d039 100755
--- a/src/main/java/org/onap/music/rest/RestMusicAdminAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicAdminAPI.java
@@ -21,6 +21,7 @@
  */
 package org.onap.music.rest;
 
+
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
@@ -29,8 +30,6 @@ import java.util.UUID;
 import javax.servlet.http.HttpServletResponse;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
-import javax.ws.rs.GET;
-import javax.ws.rs.HeaderParam;
 import javax.ws.rs.POST;
 import javax.ws.rs.PUT;
 import javax.ws.rs.Path;
@@ -39,23 +38,21 @@ import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
 import org.onap.music.datastore.PreparedQueryObject;
 import org.onap.music.datastore.jsonobjects.JsonOnboard;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.main.CachingUtil;
 import org.onap.music.main.MusicCore;
 import org.onap.music.main.MusicUtil;
-import com.att.eelf.configuration.EELFLogger;
-import com.att.eelf.configuration.EELFManager;
 import com.datastax.driver.core.DataType;
 import com.datastax.driver.core.ResultSet;
 import com.datastax.driver.core.Row;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
-import io.swagger.annotations.ApiParam;
 
 @Path("/v{version: [0-9]+}/admin")
 // @Path("/admin")
 @Api(value = "Admin Api", hidden = true)
 public class RestMusicAdminAPI {
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicAdminAPI.class);
+    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(RestMusicAdminAPI.class);
 
     /*
      * API to onboard an application with MUSIC. This is the mandatory first step.
@@ -86,7 +83,7 @@ public class RestMusicAdminAPI {
         pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), appName));
         ResultSet rs = MusicCore.get(pQuery);
         if (!rs.all().isEmpty()) {
-            resultMap.put("Exception", "Your application " + appName
+            resultMap.put("Exception", "Application " + appName
                             + " has already been onboarded. Please contact admin.");
             return resultMap;
         }
@@ -116,50 +113,55 @@ public class RestMusicAdminAPI {
         resultMap.put("Generated AID", uuid);
         return resultMap;
     }
-
-
-    /*
-     * API to onboard an application with MUSIC. This is the mandatory first step.
-     * 
-     */
-    @GET
-    @Path("/onboardAppWithMusic")
-    @ApiOperation(value = "Onboard application", response = String.class)
+   
+    
+    @POST
+    @Path("/search")
+    @ApiOperation(value = "Search Onboard application", response = String.class)
     @Consumes(MediaType.APPLICATION_JSON)
     @Produces(MediaType.APPLICATION_JSON)
-    public Map<String, Object> getOnboardedInfo(
-                    @ApiParam(value = "AID", required = true) @HeaderParam("aid") String uuid,
-                    @ApiParam(value = "Application namespace",
-                                    required = true) @HeaderParam("ns") String appName,
+    public Map<String, Object> getOnboardedInfoSearch(
+    				JsonOnboard jsonObj,
                     @Context HttpServletResponse response) throws Exception {
         Map<String, Object> resultMap = new HashMap<>();
 
         response.addHeader("X-latestVersion", MusicUtil.getVersion());
-        if (appName == null && uuid == null) {
+        String appName = jsonObj.getAppname();
+        String uuid = jsonObj.getAid();
+        String isAAF = jsonObj.getIsAAF();
+        
+        if (appName == null && uuid == null && isAAF == null) {
             resultMap.put("Exception",
-                            "Please check the request parameters. Some of the required values appName(ns), aid are missing.");
+                            "Please check the request parameters. Enter atleast one of the following parameters: appName(ns), aid, isAAF.");
             return resultMap;
         }
 
         PreparedQueryObject pQuery = new PreparedQueryObject();
-
         String cql = "select uuid, keyspace_name from admin.keyspace_master where ";
         if (appName != null)
-            cql = cql + "application_name = ?";
-        else if (uuid != null)
-            cql = cql + "uuid = ?";
+            cql = cql + "application_name = ? AND ";
+        if (uuid != null)
+            cql = cql + "uuid = ? AND ";
+        if(isAAF != null)
+        cql = cql + "is_aaf = ?";
+        
+        if(cql.endsWith("AND "))
+        	cql = cql.trim().substring(0, cql.length()-4);
+        System.out.println("Query is: "+cql);
         cql = cql + " allow filtering";
         System.out.println("Get OnboardingInfo CQL: " + cql);
         pQuery.appendQueryString(cql);
         if (appName != null)
             pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), appName));
-        else if (uuid != null)
+        if (uuid != null)
             pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(), uuid));
+        if (isAAF != null)
+                pQuery.addValue(MusicUtil.convertToActualDataType(DataType.cboolean(), Boolean.parseBoolean(isAAF)));
         ResultSet rs = MusicCore.get(pQuery);
         Iterator<Row> it = rs.iterator();
         while (it.hasNext()) {
             Row row = (Row) it.next();
-            resultMap.put(row.getString("keyspace_name"), row.getUUID("uuid"));
+            resultMap.put( row.getUUID("uuid").toString(),row.getString("keyspace_name"));
         }
         if (resultMap.isEmpty())
             resultMap.put("ERROR", "Application is not onboarded. Please contact admin.");
@@ -173,46 +175,47 @@ public class RestMusicAdminAPI {
     @Consumes(MediaType.APPLICATION_JSON)
     @Produces(MediaType.APPLICATION_JSON)
     public Map<String, Object> deleteOnboardApp(JsonOnboard jsonObj,
-                    @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
                     @Context HttpServletResponse response) throws Exception {
         Map<String, Object> resultMap = new HashMap<>();
         response.addHeader("X-latestVersion", MusicUtil.getVersion());
         String appName = jsonObj.getAppname();
+        String aid = jsonObj.getAid();
         PreparedQueryObject pQuery = new PreparedQueryObject();
-        long count = 0;
+        String consistency = MusicUtil.EVENTUAL;;
         if (appName == null && aid == null) {
             resultMap.put("Exception", "Please make sure either appName(ns) or Aid is present");
             return resultMap;
         }
         if (aid != null) {
-            pQuery.appendQueryString(
-                            "select count(*) as count from admin.keyspace_master where uuid = ?");
-            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(),
-                            UUID.fromString(aid)));
-            Row row = MusicCore.get(pQuery).one();
-            if (row != null) {
-                count = row.getLong(0);
-            }
-
-            if (count == 0) {
-                resultMap.put("Failure", "Please verify your AID.");
-                return resultMap;
-            } else {
-                pQuery = new PreparedQueryObject();
-                pQuery.appendQueryString("delete from admin.keyspace_master where uuid = ?");
+        		pQuery.appendQueryString("SELECT keyspace_name FROM admin.keyspace_master WHERE uuid = ?");
+        		pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(),
+                        UUID.fromString(aid)));
+        		Row row = MusicCore.get(pQuery).one();
+        		if(row!=null) {
+	    			String ks = row.getString("keyspace_name");
+	    			if (!ks.equals(MusicUtil.DEFAULTKEYSPACENAME)) {
+	    				PreparedQueryObject queryObject = new PreparedQueryObject();
+	    				queryObject.appendQueryString("DROP KEYSPACE " + ks + ";");
+	    				MusicCore.nonKeyRelatedPut(queryObject, consistency);
+	    			}
+        		}
+        		pQuery = new PreparedQueryObject();
+                pQuery.appendQueryString("delete from admin.keyspace_master where uuid = ? IF EXISTS");
                 pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(),
                                 UUID.fromString(aid)));
-                String result = MusicCore.eventualPut(pQuery).toString();
-                if (result.toLowerCase().contains("success")) {
-                    resultMap.put("Success", "Your application has been deleted.");
-                    return resultMap;
-                } else {
-                    resultMap.put("Failure", "Please verify your AID.");
-                    return resultMap;
-                }
-            }
-
+                boolean result = MusicCore.nonKeyRelatedPut(pQuery, consistency);
+                if (result) {
+    	            resultMap.put("Success", "Your application has been deleted successfully");
+    	        } else {
+    	            resultMap.put("Exception",
+    	                            "Oops. Spomething went wrong. Please make sure Aid is correct or Application is onboarded");
+    	        }
+                return resultMap;    
         }
+        
+        
+        
+		
         pQuery.appendQueryString(
                         "select uuid from admin.keyspace_master where application_name = ? allow filtering");
         pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), appName));
@@ -226,6 +229,18 @@ public class RestMusicAdminAPI {
         } else if (rows.size() == 1) {
             uuid = rows.get(0).getUUID("uuid").toString();
             pQuery = new PreparedQueryObject();
+            pQuery.appendQueryString("SELECT keyspace_name FROM admin.keyspace_master WHERE uuid = ?");
+    		pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(),
+                    UUID.fromString(uuid)));
+			Row row = MusicCore.get(pQuery).one();
+			String ks = row.getString("keyspace_name");
+			if (!ks.equals(MusicUtil.DEFAULTKEYSPACENAME)) {
+				PreparedQueryObject queryObject = new PreparedQueryObject();
+				queryObject.appendQueryString("DROP KEYSPACE " + ks + ";");
+				MusicCore.nonKeyRelatedPut(queryObject, consistency);
+			}
+    		
+            pQuery = new PreparedQueryObject();
             pQuery.appendQueryString("delete from admin.keyspace_master where uuid = ?");
             pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(),
                             UUID.fromString(uuid)));
@@ -233,7 +248,7 @@ public class RestMusicAdminAPI {
             resultMap.put("Success", "Your application " + appName + " has been deleted.");
             return resultMap;
         } else {
-            resultMap.put("Failure", "Please provide UUID for the application.");
+            resultMap.put("Failure", "More than one Aid exists for this application, so please provide Aid.");
         }
 
         return resultMap;
@@ -246,16 +261,16 @@ public class RestMusicAdminAPI {
     @Consumes(MediaType.APPLICATION_JSON)
     @Produces(MediaType.APPLICATION_JSON)
     public Map<String, Object> updateOnboardApp(JsonOnboard jsonObj,
-                    @ApiParam(value = "AID", required = true) @HeaderParam("aid") String aid,
                     @Context HttpServletResponse response) throws Exception {
         Map<String, Object> resultMap = new HashMap<>();
         response.addHeader("X-latestVersion", MusicUtil.getVersion());
+        String aid = jsonObj.getAid();
         String appName = jsonObj.getAppname();
         String userId = jsonObj.getUserId();
         String isAAF = jsonObj.getIsAAF();
         String password = jsonObj.getPassword();
         String consistency = "eventual";
-        PreparedQueryObject pQuery = new PreparedQueryObject();
+        PreparedQueryObject pQuery;
 
         if (aid == null) {
             resultMap.put("Exception", "Please make sure Aid is present");
@@ -267,39 +282,52 @@ public class RestMusicAdminAPI {
                             "No parameters found to update. Please update atleast one parameter.");
             return resultMap;
         }
-
-        StringBuilder preCql = new StringBuilder("UPDATE admin.keyspace_master SET ");
-        if (appName != null)
-            preCql.append(" application_name = ?,");
-        if (userId != null)
-            preCql.append(" username = ?,");
-        if (password != null)
-            preCql.append(" password = ?,");
-        if (isAAF != null)
-            preCql.append(" is_aaf = ?,");
-        preCql.deleteCharAt(preCql.length() - 1);
-        preCql.append(" WHERE uuid = ?");
-        pQuery.appendQueryString(preCql.toString());
-        if (appName != null)
-            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), appName));
-        if (userId != null)
-            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), userId));
-        if (password != null)
-            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), password));
-        if (isAAF != null)
-            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.cboolean(), isAAF));
-
-
-        pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(), UUID.fromString(aid)));
-        Boolean result = MusicCore.nonKeyRelatedPut(pQuery, consistency);
-
-        if (result) {
-            resultMap.put("Success", "Your application has been updated successfully");
-        } else {
-            resultMap.put("Exception",
-                            "Oops. Spomething went wrong. Please make sure Aid is correct and application is onboarded");
+        
+        if(appName!=null) {	
+        	pQuery = new PreparedQueryObject();
+	        pQuery.appendQueryString(
+	                        "select uuid from admin.keyspace_master where application_name = ? allow filtering");
+	        pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), appName));
+	        ResultSet rs = MusicCore.get(pQuery);
+	        if (!rs.all().isEmpty()) {
+	            resultMap.put("Exception", "Application " + appName
+	                            + " has already been onboarded. Please contact admin.");
+	            return resultMap;
+	        }
         }
-
+        
+        	pQuery = new PreparedQueryObject();
+	        StringBuilder preCql = new StringBuilder("UPDATE admin.keyspace_master SET ");
+	        if (appName != null)
+	            preCql.append(" application_name = ?,");
+	        if (userId != null)
+	            preCql.append(" username = ?,");
+	        if (password != null)
+	            preCql.append(" password = ?,");
+	        if (isAAF != null)
+	            preCql.append(" is_aaf = ?,");
+	        preCql.deleteCharAt(preCql.length() - 1);
+	        preCql.append(" WHERE uuid = ? IF EXISTS");
+	        pQuery.appendQueryString(preCql.toString());
+	        if (appName != null)
+	            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), appName));
+	        if (userId != null)
+	            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), userId));
+	        if (password != null)
+	            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), password));
+	        if (isAAF != null)
+	            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.cboolean(), isAAF));
+	
+	        pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(), UUID.fromString(aid)));
+	        boolean result = MusicCore.nonKeyRelatedPut(pQuery, consistency);
+	
+	        if (result) {
+	            resultMap.put("Success", "Your application has been updated successfully");
+	        } else {
+	            resultMap.put("Exception",
+	                            "Oops. Spomething went wrong. Please make sure Aid is correct and application is onboarded");
+	        }
+	        
         return resultMap;
     }
 }
diff --git a/src/main/java/org/onap/music/rest/RestMusicBmAPI.java b/src/main/java/org/onap/music/rest/RestMusicBmAPI.java
index 90b82229..8f62f9c1 100644
--- a/src/main/java/org/onap/music/rest/RestMusicBmAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicBmAPI.java
@@ -35,6 +35,7 @@ import org.apache.log4j.Logger;
 import org.onap.music.datastore.jsonobjects.JsonInsert;
 import org.onap.music.datastore.jsonobjects.JsonOnboard;
 import org.onap.music.datastore.jsonobjects.JsonUpdate;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.main.CachingUtil;
 import org.onap.music.main.MusicCore;
 import org.onap.music.main.MusicUtil;
@@ -58,7 +59,8 @@ import io.swagger.annotations.ApiParam;
 @Path("/v{version: [0-9]+}/benchmarks/")
 @Api(value = "Benchmark API", hidden = true)
 public class RestMusicBmAPI {
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicBmAPI.class);
+
+    private static EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(RestMusicBmAPI.class);
 
     // pure zk calls...
 
@@ -86,11 +88,11 @@ public class RestMusicBmAPI {
     @Consumes(MediaType.APPLICATION_JSON)
     public void pureZkUpdate(JsonInsert insObj, @PathParam("name") String nodeName)
                     throws Exception {
-        logger.info("--------------Zk normal update-------------------------");
+        logger.info(EELFLoggerDelegate.applicationLogger,"--------------Zk normal update-------------------------");
         long start = System.currentTimeMillis();
         MusicCore.pureZkWrite(nodeName, insObj.serialize());
         long end = System.currentTimeMillis();
-        logger.info("Total time taken for Zk normal update:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Total time taken for Zk normal update:" + (end - start) + " ms");
     }
 
     /**
@@ -122,7 +124,7 @@ public class RestMusicBmAPI {
         String operationId = UUID.randomUUID().toString();// just for debugging purposes.
         String consistency = updateObj.getConsistencyInfo().get("type");
 
-        logger.info("--------------Zookeeper " + consistency + " update-" + operationId
+        logger.info(EELFLoggerDelegate.applicationLogger,"--------------Zookeeper " + consistency + " update-" + operationId
                         + "-------------------------");
 
         byte[] data = updateObj.serialize();
@@ -138,7 +140,7 @@ public class RestMusicBmAPI {
         long zkPutTime = 0, lockReleaseTime = 0;
 
         if (lockAcqResult.getResult().equals(ResultType.SUCCESS)) {
-            logger.info("acquired lock with id " + lockId);
+            logger.info(EELFLoggerDelegate.applicationLogger,"acquired lock with id " + lockId);
             MusicCore.pureZkWrite(lockname, data);
             zkPutTime = System.currentTimeMillis();
             boolean voluntaryRelease = true;
@@ -171,7 +173,7 @@ public class RestMusicBmAPI {
                         + "|update time:" + (actualUpdateCompletionTime - jsonParseCompletionTime)
                         + lockingInfo;
 
-        logger.info(timingString);
+        logger.info(EELFLoggerDelegate.applicationLogger,timingString);
     }
 
     /**
@@ -201,7 +203,7 @@ public class RestMusicBmAPI {
         }
 
         long end = System.currentTimeMillis();
-        logger.info("Total time taken for Zk atomic read:" + (end - start) + " ms");
+        logger.info(EELFLoggerDelegate.applicationLogger,"Total time taken for Zk atomic read:" + (end - start) + " ms");
     }
 
     /**
@@ -225,7 +227,7 @@ public class RestMusicBmAPI {
         long startTime = System.currentTimeMillis();
         String operationId = UUID.randomUUID().toString();// just for debugging purposes.
         String consistency = insObj.getConsistencyInfo().get("type");
-        logger.info("--------------Cassandra " + consistency + " update-" + operationId
+        logger.info(EELFLoggerDelegate.applicationLogger,"--------------Cassandra " + consistency + " update-" + operationId
                         + "-------------------------");
         PreparedQueryObject queryObject = new PreparedQueryObject();
         Map<String, Object> valuesMap = insObj.getValues();
@@ -272,20 +274,20 @@ public class RestMusicBmAPI {
 
         if ((ttl != null) && (timestamp != null)) {
 
-            logger.info("both there");
+            logger.info(EELFLoggerDelegate.applicationLogger,"both there");
             queryObject.appendQueryString(" USING TTL ? AND TIMESTAMP ?");
             queryObject.addValue(Integer.parseInt(ttl));
             queryObject.addValue(Long.parseLong(timestamp));
         }
 
         if ((ttl != null) && (timestamp == null)) {
-            logger.info("ONLY TTL there");
+            logger.info(EELFLoggerDelegate.applicationLogger,"ONLY TTL there");
             queryObject.appendQueryString(" USING TTL ?");
             queryObject.addValue(Integer.parseInt(ttl));
         }
 
         if ((ttl == null) && (timestamp != null)) {
-            logger.info("ONLY timestamp there");
+            logger.info(EELFLoggerDelegate.applicationLogger,"ONLY timestamp there");
             queryObject.appendQueryString(" USING TIMESTAMP ?");
             queryObject.addValue(Long.parseLong(timestamp));
         }
@@ -305,9 +307,8 @@ public class RestMusicBmAPI {
                         + "|json parsing time:" + (jsonParseCompletionTime - startTime)
                         + "|update time:" + (actualUpdateCompletionTime - jsonParseCompletionTime)
                         + "|";
-        logger.info(timingString);
+        logger.info(EELFLoggerDelegate.applicationLogger,timingString);
 
         return operationResult;
     }
-
 }
diff --git a/src/main/java/org/onap/music/rest/RestMusicDataAPI.java b/src/main/java/org/onap/music/rest/RestMusicDataAPI.java
index ba0f1a3b..e16cc373 100755
--- a/src/main/java/org/onap/music/rest/RestMusicDataAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicDataAPI.java
@@ -1,20 +1,16 @@
 /*
- * ============LICENSE_START==========================================
- * org.onap.music
- * ===================================================================
- *  Copyright (c) 2017 AT&T Intellectual Property
- * ===================================================================
- *  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
+ * ============LICENSE_START========================================== org.onap.music
+ * =================================================================== Copyright (c) 2017 AT&T
+ * Intellectual Property ===================================================================
+ * 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
+ * http://www.apache.org/licenses/LICENSE-2.0
  * 
- *  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.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ * 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. See the License for the specific language governing permissions and limitations under
+ * the License.
  * 
  * ============LICENSE_END=============================================
  * ====================================================================
@@ -26,7 +22,6 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
-// import java.util.logging.Level;
 import javax.servlet.http.HttpServletResponse;
 import javax.ws.rs.Consumes;
 import javax.ws.rs.DELETE;
@@ -47,15 +42,17 @@ import org.onap.music.datastore.PreparedQueryObject;
 import org.onap.music.datastore.jsonobjects.JsonDelete;
 import org.onap.music.datastore.jsonobjects.JsonInsert;
 import org.onap.music.datastore.jsonobjects.JsonKeySpace;
-import org.onap.music.response.jsonobjects.JsonResponse;
 import org.onap.music.datastore.jsonobjects.JsonTable;
 import org.onap.music.datastore.jsonobjects.JsonUpdate;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
+import org.onap.music.exceptions.MusicServiceException;
 import org.onap.music.main.CachingUtil;
 import org.onap.music.main.MusicCore;
+import org.onap.music.main.MusicCore.Condition;
 import org.onap.music.main.MusicUtil;
 import org.onap.music.main.ResultType;
 import org.onap.music.main.ReturnType;
-import org.onap.music.main.MusicCore.Condition;
+import org.onap.music.response.jsonobjects.JsonResponse;
 import com.datastax.driver.core.DataType;
 import com.datastax.driver.core.ResultSet;
 import com.datastax.driver.core.Row;
@@ -90,8 +87,7 @@ public class RestMusicDataAPI {
      *
      */
 
-
-    private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicDataAPI.class);
+    private EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(RestMusicDataAPI.class);
     private static String xLatestVersion = "X-latestVersion";
 
     private class RowIdentifier {
@@ -165,8 +161,9 @@ public class RestMusicDataAPI {
                 return resultMap;
         }
 
-        String consistency = MusicUtil.EVENTUAL;// for now this needs only eventual
-                                        // consistency
+        String consistency = MusicUtil.EVENTUAL;// for now this needs only
+                                                // eventual
+        // consistency
 
         PreparedQueryObject queryObject = new PreparedQueryObject();
         boolean result = false;
@@ -182,13 +179,14 @@ public class RestMusicDataAPI {
 
         queryObject.appendQueryString(";");
         long end = System.currentTimeMillis();
-        logger.info("Time taken for setting up query in create keyspace:" + (end - start));
+        logger.info(EELFLoggerDelegate.applicationLogger,
+                        "Time taken for setting up query in create keyspace:" + (end - start));
 
         try {
             result = MusicCore.nonKeyRelatedPut(queryObject, consistency);
-            logger.debug("resulta = " + result);
+            logger.error(EELFLoggerDelegate.errorLogger, "resulta = " + result);
         } catch (Exception e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
 
         }
         logger.debug("result = " + result);
@@ -237,7 +235,7 @@ public class RestMusicDataAPI {
                 return resultMap;
             }
         } catch (Exception e) {
-            logger.error(e.getMessage());
+            logger.error(EELFLoggerDelegate.errorLogger, e.getMessage());
         }
         resultMap.remove("uuid");
         if (CachingUtil.isAAFApplication(ns))
@@ -286,8 +284,9 @@ public class RestMusicDataAPI {
             return resultMap;
         }
 
-        String consistency = MusicUtil.EVENTUAL;// for now this needs only eventual
-                                        // consistency
+        String consistency = MusicUtil.EVENTUAL;// for now this needs only
+                                                // eventual
+        // consistency
         String appName = CachingUtil.getAppName(keyspaceName);
         String uuid = CachingUtil.getUuidFromMusicCache(keyspaceName);
         PreparedQueryObject pQuery = new PreparedQueryObject();
@@ -303,10 +302,9 @@ public class RestMusicDataAPI {
         } else if (count == 1) {
             pQuery = new PreparedQueryObject();
             pQuery.appendQueryString(
-                            "UPDATE admin.keyspace_master SET keyspace_name=?,password=?,is_api=null where uuid = ?;");
+                    "UPDATE admin.keyspace_master SET keyspace_name=? where uuid = ?;");
             pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(),
-                            MusicUtil.DEFAULTKEYSPACENAME));
-            pQuery.addValue(MusicUtil.convertToActualDataType(DataType.text(), null));
+                    MusicUtil.DEFAULTKEYSPACENAME));
             pQuery.addValue(MusicUtil.convertToActualDataType(DataType.uuid(), uuid));
             MusicCore.nonKeyRelatedPut(pQuery, consistency);
         } else {
@@ -407,14 +405,18 @@ public class RestMusicDataAPI {
             }
         }
 
-        queryObject.appendQueryString("CREATE TABLE IF NOT EXISTS " + keyspace + "." + tablename
-                        + " " + fieldsString);
+        queryObject.appendQueryString(
+                        "CREATE TABLE " + keyspace + "." + tablename + " " + fieldsString);
 
         if (propertiesMap != null)
             queryObject.appendQueryString(" WITH " + propertiesString);
 
         queryObject.appendQueryString(";");
-        result = MusicCore.nonKeyRelatedPut(queryObject, consistency);
+        try {
+            result = MusicCore.nonKeyRelatedPut(queryObject, consistency);
+        } catch (MusicServiceException ex) {
+            return new JsonResponse(false, ex.getMessage(), "").toMap();
+        }
 
         return new JsonResponse(result, "", "").toMap();
     }
@@ -555,20 +557,20 @@ public class RestMusicDataAPI {
         String timestamp = insObj.getTimestamp();
 
         if ((ttl != null) && (timestamp != null)) {
-            logger.info("both there");
+            logger.info(EELFLoggerDelegate.applicationLogger, "both there");
             queryObject.appendQueryString(" USING TTL ? AND TIMESTAMP ?");
             queryObject.addValue(Integer.parseInt(ttl));
             queryObject.addValue(Long.parseLong(timestamp));
         }
 
         if ((ttl != null) && (timestamp == null)) {
-            logger.info("ONLY TTL there");
+            logger.info(EELFLoggerDelegate.applicationLogger, "ONLY TTL there");
             queryObject.appendQueryString(" USING TTL ?");
             queryObject.addValue(Integer.parseInt(ttl));
         }
 
         if ((ttl == null) && (timestamp != null)) {
-            logger.info("ONLY timestamp there");
+            logger.info(EELFLoggerDelegate.applicationLogger, "ONLY timestamp there");
             queryObject.appendQueryString(" USING TIMESTAMP ?");
             queryObject.addValue(Long.parseLong(timestamp));
         }
@@ -591,7 +593,7 @@ public class RestMusicDataAPI {
                             : new ReturnType(ResultType.FAILURE,
                                             "Null result - Please Contact admin").toMap();
         } catch (Exception ex) {
-            logger.error(ex.getMessage());
+            logger.info(EELFLoggerDelegate.applicationLogger, ex.getMessage());
             return new ReturnType(ResultType.FAILURE, ex.getMessage()).toMap();
         }
     }
@@ -642,14 +644,19 @@ public class RestMusicDataAPI {
         String operationId = UUID.randomUUID().toString();// just for infoging
                                                           // purposes.
         String consistency = updateObj.getConsistencyInfo().get("type");
-        logger.info("--------------Music " + consistency + " update-" + operationId
-                        + "-------------------------");
+        logger.info(EELFLoggerDelegate.applicationLogger, "--------------Music " + consistency
+                        + " update-" + operationId + "-------------------------");
         // obtain the field value pairs of the update
 
         PreparedQueryObject queryObject = new PreparedQueryObject();
         Map<String, Object> valuesMap = updateObj.getValues();
 
         TableMetadata tableInfo = MusicCore.returnColumnMetadata(keyspace, tablename);
+        if (tableInfo == null) {
+            return new ReturnType(ResultType.FAILURE,
+                            "Table information not found. Please check input for table name= "
+                                            + keyspace + "." + tablename).toMap();
+        }
         String vectorTs =
                         String.valueOf(Thread.currentThread().getId() + System.currentTimeMillis());
         StringBuilder fieldValueString = new StringBuilder("vector_ts=?,");
@@ -689,8 +696,12 @@ public class RestMusicDataAPI {
             queryObject.addValue(Long.parseLong(timestamp));
         }
         // get the row specifier
-        RowIdentifier rowId = getRowIdentifier(keyspace, tablename, info.getQueryParameters(),
-                        queryObject);
+        RowIdentifier rowId = null;
+        try {
+            rowId = getRowIdentifier(keyspace, tablename, info.getQueryParameters(), queryObject);
+        } catch (MusicServiceException ex) {
+            return new ReturnType(ResultType.FAILURE, ex.getMessage()).toMap();
+        }
 
         queryObject.appendQueryString(
                         " SET " + fieldValueString + " WHERE " + rowId.rowIdString + ";");
@@ -701,8 +712,10 @@ public class RestMusicDataAPI {
             conditionInfo = null;
         else {// to avoid parsing repeatedly, just send the select query to
               // obtain row
-            String selectQuery = "SELECT *  FROM " + keyspace + "." + tablename + " WHERE "
-                            + rowId.rowIdString + ";";
+            PreparedQueryObject selectQuery = new PreparedQueryObject();
+            selectQuery.appendQueryString("SELECT *  FROM " + keyspace + "." + tablename + " WHERE "
+                            + rowId.rowIdString + ";");
+            selectQuery.addValue(rowId.primarKeyValue);
             conditionInfo = new MusicCore.Condition(updateObj.getConditions(), selectQuery);
         }
 
@@ -715,8 +728,7 @@ public class RestMusicDataAPI {
             String lockId = updateObj.getConsistencyInfo().get("lockId");
             operationResult = MusicCore.criticalPut(keyspace, tablename, rowId.primarKeyValue,
                             queryObject, lockId, conditionInfo);
-        }
-        else if (consistency.equalsIgnoreCase("atomic_delete_lock")) {
+        } else if (consistency.equalsIgnoreCase("atomic_delete_lock")) {
             // this function is mainly for the benchmarks
             operationResult = MusicCore.atomicPutWithDeleteLock(keyspace, tablename,
                             rowId.primarKeyValue, queryObject, conditionInfo);
@@ -737,7 +749,7 @@ public class RestMusicDataAPI {
             String lockManagementTime = operationResult.getTimingInfo();
             timingString = timingString + lockManagementTime;
         }
-        logger.info(timingString);
+        logger.info(EELFLoggerDelegate.applicationLogger, timingString);
         return (operationResult != null) ? operationResult.toMap()
                         : new ReturnType(ResultType.FAILURE, "Null result - Please Contact admin")
                                         .toMap();
@@ -800,8 +812,12 @@ public class RestMusicDataAPI {
         }
 
         // get the row specifier
-        RowIdentifier rowId = getRowIdentifier(keyspace, tablename, info.getQueryParameters(),
-                        queryObject);
+        RowIdentifier rowId = null;
+        try {
+            rowId = getRowIdentifier(keyspace, tablename, info.getQueryParameters(), queryObject);
+        } catch (MusicServiceException ex) {
+            return new ReturnType(ResultType.FAILURE, ex.getMessage()).toMap();
+        }
         String rowSpec = rowId.rowIdString.toString();
 
         if ((columnList != null) && (!rowSpec.isEmpty())) {
@@ -825,8 +841,10 @@ public class RestMusicDataAPI {
             conditionInfo = null;
         else {// to avoid parsing repeatedly, just send the select query to
               // obtain row
-            String selectQuery = "SELECT *  FROM " + keyspace + "." + tablename + " WHERE "
-                            + rowId.rowIdString + ";";
+            PreparedQueryObject selectQuery = new PreparedQueryObject();
+            selectQuery.appendQueryString("SELECT *  FROM " + keyspace + "." + tablename + " WHERE "
+                            + rowId.rowIdString + ";");
+            selectQuery.addValue(rowId.primarKeyValue);
             conditionInfo = new MusicCore.Condition(delObj.getConditions(), selectQuery);
         }
 
@@ -861,7 +879,8 @@ public class RestMusicDataAPI {
     @DELETE
     @Path("/{keyspace}/tables/{tablename}")
     @ApiOperation(value = "Drop Table", response = String.class)
-
+    @Consumes(MediaType.APPLICATION_JSON)
+    @Produces(MediaType.APPLICATION_JSON)
     public Map<String, Object> dropTable(
                     @ApiParam(value = "Major Version",
                                     required = true) @PathParam("version") String version,
@@ -893,8 +912,13 @@ public class RestMusicDataAPI {
         String consistency = "eventual";// for now this needs only eventual
                                         // consistency
         PreparedQueryObject query = new PreparedQueryObject();
-        query.appendQueryString("DROP TABLE IF EXISTS " + keyspace + "." + tablename + ";");
-        return new JsonResponse(MusicCore.nonKeyRelatedPut(query, consistency), "", "").toMap();
+        query.appendQueryString("DROP TABLE  " + keyspace + "." + tablename + ";");
+        try {
+            return new JsonResponse(MusicCore.nonKeyRelatedPut(query, consistency), "", "").toMap();
+        } catch (MusicServiceException ex) {
+            return new JsonResponse(false, ex.getMessage(), "").toMap();
+        }
+
     }
 
     /**
@@ -948,9 +972,12 @@ public class RestMusicDataAPI {
         PreparedQueryObject queryObject = new PreparedQueryObject();
         StringBuilder rowSpec = new StringBuilder();
 
-        RowIdentifier rowId = getRowIdentifier(keyspace, tablename, info.getQueryParameters(),
-                        queryObject);
-
+        RowIdentifier rowId = null;
+        try {
+            rowId = getRowIdentifier(keyspace, tablename, info.getQueryParameters(), queryObject);
+        } catch (MusicServiceException ex) {
+            return MusicUtil.setErrorResponse(ex);
+        }
         queryObject.appendQueryString(
                         "SELECT *  FROM " + keyspace + "." + tablename + " WHERE " + rowSpec + ";");
 
@@ -1018,11 +1045,21 @@ public class RestMusicDataAPI {
             queryObject.appendQueryString("SELECT *  FROM " + keyspace + "." + tablename + ";");
         else {
             int limit = -1; // do not limit the number of results
-            queryObject = selectSpecificQuery(version, minorVersion, patchVersion, aid, ns, userId,
-                            password, keyspace, tablename, info, limit);
+            try {
+                queryObject = selectSpecificQuery(version, minorVersion, patchVersion, aid, ns,
+                                userId, password, keyspace, tablename, info, limit);
+            } catch (MusicServiceException ex) {
+                return MusicUtil.setErrorResponse(ex);
+            }
         }
-        ResultSet results = MusicCore.get(queryObject);
-        return MusicCore.marshallResults(results);
+
+        try {
+            ResultSet results = MusicCore.get(queryObject);
+            return MusicCore.marshallResults(results);
+        } catch (MusicServiceException ex) {
+            return MusicUtil.setErrorResponse(ex);
+        }
+
     }
 
     /**
@@ -1032,11 +1069,13 @@ public class RestMusicDataAPI {
      * @param info
      * @param limit
      * @return
+     * @throws MusicServiceException
      * @throws Exception
      */
     public PreparedQueryObject selectSpecificQuery(String version, String minorVersion,
                     String patchVersion, String aid, String ns, String userId, String password,
-                    String keyspace, String tablename, UriInfo info, int limit) {
+                    String keyspace, String tablename, UriInfo info, int limit)
+                    throws MusicServiceException {
 
         PreparedQueryObject queryObject = new PreparedQueryObject();
         StringBuilder rowIdString = getRowIdentifier(keyspace, tablename, info.getQueryParameters(),
@@ -1061,13 +1100,23 @@ public class RestMusicDataAPI {
      * @param rowParams
      * @param queryObject
      * @return
+     * @throws MusicServiceException
      * @throws Exception
      */
     private RowIdentifier getRowIdentifier(String keyspace, String tablename,
-                    MultivaluedMap<String, String> rowParams, PreparedQueryObject queryObject) {
+                    MultivaluedMap<String, String> rowParams, PreparedQueryObject queryObject)
+                    throws MusicServiceException {
         StringBuilder rowSpec = new StringBuilder();
         int counter = 0;
         TableMetadata tableInfo = MusicCore.returnColumnMetadata(keyspace, tablename);
+        if (tableInfo == null) {
+            logger.error(EELFLoggerDelegate.errorLogger,
+                            "Table information not found. Please check input for table name= "
+                                            + keyspace + "." + tablename);
+            throw new MusicServiceException(
+                            "Table information not found. Please check input for table name= "
+                                            + keyspace + "." + tablename);
+        }
         StringBuilder primaryKey = new StringBuilder();
         for (MultivaluedMap.Entry<String, List<String>> entry : rowParams.entrySet()) {
             String keyName = entry.getKey();
@@ -1084,5 +1133,4 @@ public class RestMusicDataAPI {
         }
         return new RowIdentifier(primaryKey.toString(), rowSpec, queryObject);
     }
-
 }
diff --git a/src/main/java/org/onap/music/rest/RestMusicLocksAPI.java b/src/main/java/org/onap/music/rest/RestMusicLocksAPI.java
index 8612b1fa..5f28f447 100644
--- a/src/main/java/org/onap/music/rest/RestMusicLocksAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicLocksAPI.java
@@ -35,10 +35,15 @@ import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
 
 import org.onap.music.datastore.jsonobjects.JsonLeasedLock;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.lockingservice.MusicLockState;
+import org.onap.music.lockingservice.MusicLockState.LockStatus;
 import org.onap.music.main.MusicCore;
 import org.onap.music.main.MusicUtil;
+import org.onap.music.main.ResultType;
+import org.onap.music.main.ReturnType;
 import org.onap.music.response.jsonobjects.JsonLockResponse;
+import org.powermock.core.spi.testresult.Result;
 
 import com.att.eelf.configuration.EELFLogger;
 import com.att.eelf.configuration.EELFManager;
@@ -52,8 +57,9 @@ import io.swagger.annotations.ApiParam;
 @Api(value="Lock Api")
 public class RestMusicLocksAPI {
 
-	private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicLocksAPI.class);
+	private EELFLoggerDelegate logger =EELFLoggerDelegate.getLogger(RestMusicLocksAPI.class);
 	private static String xLatestVersion = "X-latestVersion";
+
 	/**
 	 * Puts the requesting process in the q for this lock. The corresponding
 	 * node will be created in zookeeper if it did not already exist
@@ -74,10 +80,10 @@ public class RestMusicLocksAPI {
 			@ApiParam(value="Lock Name",required=true) @PathParam("lockname") String lockName,
 			@Context HttpServletResponse response){
 		response.addHeader(xLatestVersion,MusicUtil.getVersion());		
-		Boolean status = true;
+		ResultType status = ResultType.SUCCESS;
 		String lockId = MusicCore.createLockReference(lockName);
-		if ( lockId == null ) { status = false; }
-		return new JsonLockResponse(status.toString(),"",lockId).toMap();
+		if (lockId == null) { status = ResultType.FAILURE; }
+		return new JsonLockResponse(status).setLock(lockId).toMap();
 	}
 
 	/**
@@ -98,8 +104,9 @@ public class RestMusicLocksAPI {
 			@Context HttpServletResponse response){
 		response.addHeader(xLatestVersion,MusicUtil.getVersion());
 		String lockName = lockId.substring(lockId.indexOf('$')+1, lockId.lastIndexOf('$'));
-		Boolean lockStatus = MusicCore.acquireLock(lockName,lockId);
-		return new JsonLockResponse(lockStatus.toString(),"",lockId,lockStatus.toString(),"").toMap();
+		ReturnType lockStatus = MusicCore.acquireLock(lockName,lockId);
+		return new JsonLockResponse(lockStatus.getResult()).setLock(lockId)
+									.setMessage(lockStatus.getMessage()).toMap();
 	}
 	
 
@@ -115,8 +122,10 @@ public class RestMusicLocksAPI {
 			@Context HttpServletResponse response){
 		response.addHeader(xLatestVersion,MusicUtil.getVersion());
 		String lockName = lockId.substring(lockId.indexOf('$')+1, lockId.lastIndexOf('$'));
-		String lockLeaseStatus = MusicCore.acquireLockWithLease(lockName, lockId, lockObj.getLeasePeriod()).toString();
-		return new JsonLockResponse(lockLeaseStatus,"",lockName,lockLeaseStatus,"",String.valueOf(lockObj.getLeasePeriod())).toMap(); 
+		ReturnType lockLeaseStatus = MusicCore.acquireLockWithLease(lockName, lockId, lockObj.getLeasePeriod());
+		return new JsonLockResponse(lockLeaseStatus.getResult()).setLock(lockName)
+									.setMessage(lockLeaseStatus.getMessage())
+									.setLockLease(String.valueOf(lockObj.getLeasePeriod())).toMap();
 	} 
 	
 
@@ -131,13 +140,14 @@ public class RestMusicLocksAPI {
 			@Context HttpServletResponse response){
 		response.addHeader(xLatestVersion,MusicUtil.getVersion());
 		String who = MusicCore.whoseTurnIsIt(lockName);
-		String status = "true";
+		ResultType status = ResultType.SUCCESS;
 		String error = "";
 		if ( who == null ) { 
-			status = "false"; 
+			status = ResultType.FAILURE; 
 			error = "There was a problem getting the lock holder";
 		}
-		return new JsonLockResponse(status,error,lockName,"",who).toMap();
+		return new JsonLockResponse(status).setError(error)
+						.setLock(lockName).setLockHolder(who).toMap();
 	}
 
 	@GET
@@ -152,13 +162,13 @@ public class RestMusicLocksAPI {
 		response.addHeader(xLatestVersion,MusicUtil.getVersion());
 		MusicLockState mls = MusicCore.getMusicLockState(lockName);
 		Map<String,Object> returnMap = null;
-		JsonLockResponse jsonResponse = new JsonLockResponse("false","",lockName);
+		JsonLockResponse jsonResponse = new JsonLockResponse(ResultType.FAILURE).setLock(lockName);
 		if(mls == null) {
 			jsonResponse.setError("");
 			jsonResponse.setMessage("No lock object created yet..");
 		} else { 
-			jsonResponse.setStatus("true");
-			jsonResponse.setLockStatus(mls.getLockStatus().toString());
+			jsonResponse.setStatus(ResultType.SUCCESS);
+			jsonResponse.setLockStatus(mls.getLockStatus());
 			jsonResponse.setLockHolder(mls.getLockHolder());
 		} 
 		return returnMap;
@@ -182,11 +192,13 @@ public class RestMusicLocksAPI {
 		boolean voluntaryRelease = true; 
 		MusicLockState mls = MusicCore.releaseLock(lockId,voluntaryRelease);
 		Map<String,Object> returnMap = null;
-		if ( mls.getLockStatus() == MusicLockState.LockStatus.UNLOCKED ) {
-			returnMap = new JsonLockResponse("Unlocked","","").toMap();
+		if (mls.getLockStatus() == MusicLockState.LockStatus.UNLOCKED) {
+			returnMap = new JsonLockResponse(ResultType.SUCCESS).setLock(lockId)
+								.setLockStatus(mls.getLockStatus()).toMap();
 		}
-		if ( mls.getLockStatus() == MusicLockState.LockStatus.LOCKED) {
-			returnMap = new JsonLockResponse("Locked","","").toMap();
+		if (mls.getLockStatus() == MusicLockState.LockStatus.LOCKED) {
+			returnMap = new JsonLockResponse(ResultType.FAILURE).setLock(lockId)
+								.setLockStatus(mls.getLockStatus()).toMap();
 		}
 		return returnMap;
 	}
@@ -203,7 +215,7 @@ public class RestMusicLocksAPI {
 			@Context HttpServletResponse response){
 		response.addHeader(xLatestVersion,MusicUtil.getVersion());
 		MusicCore.deleteLock(lockName);
-		return new JsonLockResponse("true","","").toMap();
+		return new JsonLockResponse(ResultType.SUCCESS).toMap();
 	}
 
 }
diff --git a/src/main/java/org/onap/music/rest/RestMusicQAPI.java b/src/main/java/org/onap/music/rest/RestMusicQAPI.java
index 3e92461c..9a4f6c6b 100755
--- a/src/main/java/org/onap/music/rest/RestMusicQAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicQAPI.java
@@ -44,6 +44,7 @@ import org.onap.music.datastore.jsonobjects.JsonDelete;
 import org.onap.music.datastore.jsonobjects.JsonInsert;
 import org.onap.music.datastore.jsonobjects.JsonTable;
 import org.onap.music.datastore.jsonobjects.JsonUpdate;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.main.MusicCore;
 
 import com.att.eelf.configuration.EELFLogger;
@@ -60,7 +61,7 @@ import io.swagger.annotations.ApiParam;
 @Api(value="Q Api")
 public class RestMusicQAPI {
 	
-	private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicQAPI.class);
+	private EELFLoggerDelegate logger =EELFLoggerDelegate.getLogger(RestMusicDataAPI.class);
 
 
 	/**
diff --git a/src/main/java/org/onap/music/rest/RestMusicTestAPI.java b/src/main/java/org/onap/music/rest/RestMusicTestAPI.java
index 6b6bc101..f606eb8d 100644
--- a/src/main/java/org/onap/music/rest/RestMusicTestAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicTestAPI.java
@@ -31,6 +31,7 @@ import javax.ws.rs.Produces;
 import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
 
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.main.MusicUtil;
 
 import com.att.eelf.configuration.EELFLogger;
@@ -43,7 +44,8 @@ import io.swagger.annotations.ApiOperation;
 @Path("/v{version: [0-9]+}/test")
 @Api(value="Test Api")
 public class RestMusicTestAPI {
-	private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicTestAPI.class);
+	
+	private EELFLoggerDelegate logger =EELFLoggerDelegate.getLogger(RestMusicTestAPI.class);
 
 	/**
 	 * Returns a test JSON. This will confirm that REST is working.
diff --git a/src/main/java/org/onap/music/rest/RestMusicVersionAPI.java b/src/main/java/org/onap/music/rest/RestMusicVersionAPI.java
index 924b0289..f0a32b5c 100644
--- a/src/main/java/org/onap/music/rest/RestMusicVersionAPI.java
+++ b/src/main/java/org/onap/music/rest/RestMusicVersionAPI.java
@@ -31,6 +31,7 @@ import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
 
 import org.onap.music.response.jsonobjects.JsonResponse;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
 import org.onap.music.main.MusicUtil;
 
 import com.att.eelf.configuration.EELFLogger;
@@ -44,7 +45,8 @@ import io.swagger.annotations.ApiOperation;
 @Api(value="Version Api")
 public class RestMusicVersionAPI {
 
-	private static EELFLogger logger = EELFManager.getInstance().getLogger(RestMusicVersionAPI.class);
+	private EELFLoggerDelegate logger =EELFLoggerDelegate.getLogger(RestMusicVersionAPI.class);
+
 	/**
 	 * Get the version of MUSIC
 	 * @return
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
index 5378ebaf..fe7f54ae 100644
--- a/src/main/resources/logback.xml
+++ b/src/main/resources/logback.xml
@@ -38,10 +38,11 @@
   <property name="metricsLogName" value="metrics" />
   <property name="auditLogName" value="audit" />
   <property name="debugLogName" value="debug" />
-  <property name="defaultPattern" value="%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n	" />
+  <property name="defaultPattern" value="%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n" />
+  <property name="applicationLoggerPattern" value="%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %msg%n" />
   <property name="auditLoggerPattern" value="%X{BeginTimestamp}|%X{EndTimestamp}|%X{RequestId}|%X{ServiceInstanceId}|%thread|%X{VirtualServerName}|%X{ServiceName}|%X{PartnerName}|%X{StatusCode}|%X{ResponseCode}|%X{ResponseDescription}|%X{InstanceUUID}|%.-5level|%X{AlertSeverity}|%X{ServerIPAddress}|%X{ElapsedTime}|%X{ServerFQDN}|%X{RemoteHost}|%X{ClassName}|%X{Unused}|%X{ProcessKey}|%X{CustomField1}|%X{CustomField2}|%X{CustomField3}|%X{CustomField4}| %msg%n" />
   <property name="metricsLoggerPattern" value="%X{BeginTimestamp}|%X{EndTimestamp}|%X{RequestId}|%X{ServiceInstanceId}|%thread|%X{VirtualServerName}|%X{ServiceName}|%X{PartnerName}|%X{TargetEntity}|%X{TargetServiceName}|%X{StatusCode}|%X{ResponseCode}|%X{ResponseDescription}|%X{InstanceUUID}|%.-5level|%X{AlertSeverity}|%X{ServerIPAddress}|%X{ElapsedTime}|%X{ServerFQDN}|%X{RemoteHost}|%X{ClassName}|%X{Unused}|%X{ProcessKey}|%X{TargetVirtualEntity}|%X{CustomField1}|%X{CustomField2}|%X{CustomField3}|%X{CustomField4}| %msg%n" />
-  <property name="errorLoggerPattern" value="%date{ISO8601,UTC}|%X{RequestId}|%thread|%X{ServiceName}|%X{PartnerName}|%X{TargetEntity}|%X{TargetServiceName}|%.-5level|%X{ErrorCode}|%X{ErrorDescription}| %msg%n" />
+  <property name="errorLoggerPattern" value= "%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %msg%n	" />
   <property name="debugLoggerPattern" value="%date{ISO8601,UTC}|%X{RequestId}| %msg%n" ></property>
   <property name="logDirectory" value="${logDir}/${componentName}" />
   <property name="debugLogDirectory" value="${debugDir}/${componentName}" />
@@ -75,7 +76,7 @@
       <maxFileSize>5MB</maxFileSize>
     </triggeringPolicy>
     <encoder>
-      <pattern>${defaultPattern}</pattern>
+      <pattern>${applicationLoggerPattern}</pattern>
     </encoder>
   </appender>
   
@@ -189,7 +190,7 @@
       <maxFileSize>5MB</maxFileSize>
     </triggeringPolicy>
     <encoder>
-      <pattern>${defaultPattern}</pattern>
+      <pattern>${errorLoggerPattern}</pattern>
     </encoder>
   </appender>
   
@@ -213,7 +214,7 @@
       <maxFileSize>5MB</maxFileSize>
     </triggeringPolicy>
     <encoder>
-      <pattern>${defaultPattern}</pattern>
+      <pattern>${debugLoggerPattern}</pattern>
     </encoder>
   </appender>
   
diff --git a/src/test/java/org/onap/music/unittests/CassandraCQL.java b/src/test/java/org/onap/music/unittests/CassandraCQL.java
index f40db7b9..cbca37b2 100644
--- a/src/test/java/org/onap/music/unittests/CassandraCQL.java
+++ b/src/test/java/org/onap/music/unittests/CassandraCQL.java
@@ -108,8 +108,8 @@ public class CassandraCQL {
         preparedInsertValues2.add(emp_id);
         preparedInsertValues2.add(emp_name);
         preparedInsertValues2.add(emp_salary);
-        address.put("Street", "1 att way");
-        address.put("City", "Bedmister");
+        address.put("Street", "1 some way");
+        address.put("City", "Some town");
         preparedInsertValues2.add(address);
         return preparedInsertValues2;
     }
diff --git a/src/test/java/org/onap/music/unittests/TestMusicCore.java b/src/test/java/org/onap/music/unittests/TestMusicCore.java
index 17f911ce..ed328c26 100644
--- a/src/test/java/org/onap/music/unittests/TestMusicCore.java
+++ b/src/test/java/org/onap/music/unittests/TestMusicCore.java
@@ -30,6 +30,7 @@ import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.runners.MockitoJUnitRunner;
+import org.onap.music.exceptions.MusicLockingException;
 import org.onap.music.exceptions.MusicQueryException;
 import org.onap.music.exceptions.MusicServiceException;
 import org.onap.music.lockingservice.MusicLockState;
@@ -82,7 +83,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testGetMusicLockState() {
+    public void testGetMusicLockState() throws MusicLockingException {
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id1");
         Mockito.when(mLockHandle.getLockState("ks1.tb1.pk1")).thenReturn(musicLockState);
         MusicLockState mls = MusicCore.getMusicLockState("ks1.tb1.pk1");
@@ -93,51 +94,60 @@ public class TestMusicCore {
     @Test
     public void testAcquireLockifisMyTurnTrue() {
         Mockito.when(mLockHandle.isMyTurn("id1")).thenReturn(true);
-        Boolean lock = MusicCore.acquireLock("ks1.tn1", "id1");
-        assertTrue(lock);
+        ReturnType lock = MusicCore.acquireLock("ks1.tn1", "id1");
+        assertEquals(lock.getResult(), ResultType.SUCCESS);
         Mockito.verify(mLockHandle).isMyTurn("id1");
     }
 
     @Test
     public void testAcquireLockifisMyTurnFalse() {
         Mockito.when(mLockHandle.isMyTurn("id1")).thenReturn(false);
-        Boolean lock = MusicCore.acquireLock("ks1.ts1", "id1");
-        assertFalse(lock);
+        ReturnType lock = MusicCore.acquireLock("ks1.ts1", "id1");
+        assertEquals(lock.getResult(), ResultType.FAILURE);
         Mockito.verify(mLockHandle).isMyTurn("id1");
     }
 
     @Test
     public void testAcquireLockifisMyTurnTrueandIsTableOrKeySpaceLockTrue() {
         Mockito.when(mLockHandle.isMyTurn("id1")).thenReturn(true);
-        Boolean lock = MusicCore.acquireLock("ks1.tn1", "id1");
-        assertTrue(lock);
+        ReturnType lock = MusicCore.acquireLock("ks1.tn1", "id1");
+        assertEquals(lock.getResult(), ResultType.SUCCESS);
         Mockito.verify(mLockHandle).isMyTurn("id1");
     }
 
     @Test
-    public void testAcquireLockifisMyTurnTrueandIsTableOrKeySpaceLockFalseandHaveLock() {
+    public void testAcquireLockifisMyTurnTrueandIsTableOrKeySpaceLockFalseandHaveLock() throws MusicLockingException {
         MusicLockState musicLockState = new MusicLockState(LockStatus.LOCKED, "id1");
         Mockito.when(mLockHandle.isMyTurn("id1")).thenReturn(true);
         Mockito.when(mLockHandle.getLockState("ks1.tn1.pk1")).thenReturn(musicLockState);
-        Boolean lock = MusicCore.acquireLock("ks1.tn1.pk1", "id1");
-        assertTrue(lock);
+        ReturnType lock = MusicCore.acquireLock("ks1.tn1.pk1", "id1");
+        assertEquals(lock.getResult(), ResultType.SUCCESS);
         Mockito.verify(mLockHandle).isMyTurn("id1");
         Mockito.verify(mLockHandle).getLockState("ks1.tn1.pk1");
     }
 
     @Test
-    public void testAcquireLockifisMyTurnTrueandIsTableOrKeySpaceLockFalseandDontHaveLock() {
+    public void testAcquireLockifisMyTurnTrueandIsTableOrKeySpaceLockFalseandDontHaveLock() throws MusicLockingException {
         MusicLockState musicLockState = new MusicLockState(LockStatus.LOCKED, "id2");
         Mockito.when(mLockHandle.isMyTurn("id1")).thenReturn(true);
         Mockito.when(mLockHandle.getLockState("ks1.tn1.pk1")).thenReturn(musicLockState);
-        Boolean lock = MusicCore.acquireLock("ks1.tn1.pk1", "id1");
-        assertTrue(lock);
+        ReturnType lock = MusicCore.acquireLock("ks1.tn1.pk1", "id1");
+        assertEquals(lock.getResult(), ResultType.SUCCESS);
         Mockito.verify(mLockHandle).isMyTurn("id1");
         Mockito.verify(mLockHandle).getLockState("ks1.tn1.pk1");
     }
+    
+    @Test
+    public void testAcquireLockifLockRefDoesntExist() {
+    	Mockito.when(mLockHandle.lockIdExists("bs1")).thenReturn(false);
+        ReturnType lock = MusicCore.acquireLock("ks1.ts1", "bs1");
+        assertEquals(lock.getResult(), ResultType.FAILURE);
+        assertEquals(lock.getMessage(), "Lockid doesn't exist");
+        Mockito.verify(mLockHandle).lockIdExists("bs1");
+    }
 
     @Test
-    public void testAcquireLockWithLeasewithLockStatusLOCKED() {
+    public void testAcquireLockWithLeasewithLockStatusLOCKED() throws MusicLockingException {
         MusicLockState musicLockState = new MusicLockState(LockStatus.LOCKED, "id1");
         ReturnType expectedResult = new ReturnType(ResultType.SUCCESS, "Succes");
         Mockito.when(mLockHandle.getLockState("ks1.tn1.pk1")).thenReturn(musicLockState);
@@ -149,7 +159,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testAcquireLockWithLeasewithLockStatusUNLOCKED() {
+    public void testAcquireLockWithLeasewithLockStatusUNLOCKED() throws MusicLockingException {
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id1");
         ReturnType expectedResult = new ReturnType(ResultType.SUCCESS, "Succes");
         Mockito.when(mLockHandle.getLockState("ks1.tn1.pk1")).thenReturn(musicLockState);
@@ -162,7 +172,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testAcquireLockWithLeaseIfNotMyTurn() {
+    public void testAcquireLockWithLeaseIfNotMyTurn() throws MusicLockingException {
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id1");
         ReturnType expectedResult = new ReturnType(ResultType.FAILURE, "Failure");
         Mockito.when(mLockHandle.getLockState("ks1.tn1.pk1")).thenReturn(musicLockState);
@@ -254,7 +264,7 @@ public class TestMusicCore {
 
     @Test
     public void testCriticalPutPreparedQuerywithValidLockId()
-                    throws MusicServiceException, MusicQueryException {
+                    throws MusicServiceException, MusicQueryException, MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id1");
@@ -272,7 +282,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testCriticalPutPreparedQuerywithInvalidLockId() {
+    public void testCriticalPutPreparedQuerywithInvalidLockId() throws MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id2");
@@ -286,7 +296,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testCriticalPutPreparedQuerywithvalidLockIdandTestConditionFalse() {
+    public void testCriticalPutPreparedQuerywithvalidLockIdandTestConditionFalse() throws MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id1");
@@ -312,7 +322,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testAtomicPutPreparedQuery() throws MusicServiceException, MusicQueryException {
+    public void testAtomicPutPreparedQuery() throws MusicServiceException, MusicQueryException, MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         Mockito.when(mLockHandle.createLockId("/" + "ks1.tn1.pk1")).thenReturn("id1");
@@ -337,7 +347,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testAtomicPutPreparedQuerywithAcquireLockWithLeaseFalse() {
+    public void testAtomicPutPreparedQuerywithAcquireLockWithLeaseFalse() throws MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         Mockito.when(mLockHandle.createLockId("/" + "ks1.tn1.pk1")).thenReturn("id1");
@@ -358,7 +368,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testAtomicGetPreparedQuery() throws MusicServiceException, MusicQueryException {
+    public void testAtomicGetPreparedQuery() throws MusicServiceException, MusicQueryException, MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         rs = Mockito.mock(ResultSet.class);
@@ -381,7 +391,7 @@ public class TestMusicCore {
 
     @Test
     public void testAtomicGetPreparedQuerywithAcquireLockWithLeaseFalse()
-                    throws MusicServiceException {
+                    throws MusicServiceException, MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         rs = Mockito.mock(ResultSet.class);
@@ -414,7 +424,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testcriticalGetPreparedQuery() throws MusicServiceException, MusicQueryException {
+    public void testcriticalGetPreparedQuery() throws MusicServiceException, MusicQueryException, MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id1");
@@ -430,7 +440,7 @@ public class TestMusicCore {
     }
 
     @Test
-    public void testcriticalGetPreparedQuerywithInvalidLockId() throws MusicServiceException {
+    public void testcriticalGetPreparedQuerywithInvalidLockId() throws MusicServiceException, MusicLockingException {
         mDstoreHandle = Mockito.mock(MusicDataStore.class);
         preparedQueryObject = Mockito.mock(PreparedQueryObject.class);
         MusicLockState musicLockState = new MusicLockState(LockStatus.UNLOCKED, "id2");