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Posted to commits@qpid.apache.org by kw...@apache.org on 2017/10/29 09:34:24 UTC

[3/6] qpid-broker-j git commit: NO-JIRA: [Broker-J] Standardise the name of the static LOGGER field across source code - no functional change

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/AMQPConnection_0_8Impl.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/AMQPConnection_0_8Impl.java b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/AMQPConnection_0_8Impl.java
index 79b2c66..0a2e323 100644
--- a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/AMQPConnection_0_8Impl.java
+++ b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/AMQPConnection_0_8Impl.java
@@ -96,7 +96,7 @@ public class AMQPConnection_0_8Impl
         OPEN
     }
 
-    private static final Logger _logger = LoggerFactory.getLogger(AMQPConnection_0_8Impl.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(AMQPConnection_0_8Impl.class);
 
     private static final String BROKER_DEBUG_BINARY_DATA_LENGTH = "broker.debug.binaryDataLength";
     private static final int DEFAULT_DEBUG_BINARY_DATA_LENGTH = 80;
@@ -256,7 +256,7 @@ public class AMQPConnection_0_8Impl
                 }
                 catch (AMQFrameDecodingException | IOException e)
                 {
-                    _logger.error("Unexpected exception", e);
+                    LOGGER.error("Unexpected exception", e);
                     throw new ConnectionScopedRuntimeException(e);
                 }
                 catch (StoreException e)
@@ -292,7 +292,7 @@ public class AMQPConnection_0_8Impl
                 {
                     exception = exceptionForThisChannel;
                 }
-                _logger.error("Error informing channel that receiving is complete. Channel: " + channel,
+                LOGGER.error("Error informing channel that receiving is complete. Channel: " + channel,
                               exceptionForThisChannel);
             }
         }
@@ -354,7 +354,7 @@ public class AMQPConnection_0_8Impl
         }
         catch (QpidException e)
         {
-            _logger.debug("Received unsupported protocol initiation for protocol version: {} ", getProtocolVersion());
+            LOGGER.debug("Received unsupported protocol initiation for protocol version: {} ", getProtocolVersion());
 
             writeFrame(new ProtocolInitiation(ProtocolVersion.getLatestSupportedVersion()));
             _sender.flush();
@@ -364,9 +364,9 @@ public class AMQPConnection_0_8Impl
     @Override
     public synchronized void writeFrame(AMQDataBlock frame)
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("SEND: " + frame);
+            LOGGER.debug("SEND: " + frame);
         }
 
         frame.writePayload(_sender);
@@ -492,7 +492,7 @@ public class AMQPConnection_0_8Impl
                 {
                     if (!(re instanceof ConnectionScopedRuntimeException))
                     {
-                        _logger.error("Unexpected exception closing channel", re);
+                        LOGGER.error("Unexpected exception closing channel", re);
                     }
                     firstException = re;
                 }
@@ -583,13 +583,13 @@ public class AMQPConnection_0_8Impl
             if (closeWhenNoRoute != null)
             {
                 _closeWhenNoRoute = Boolean.parseBoolean(closeWhenNoRoute);
-                _logger.debug("Client set closeWhenNoRoute={} for connection {}", _closeWhenNoRoute, this);
+                LOGGER.debug("Client set closeWhenNoRoute={} for connection {}", _closeWhenNoRoute, this);
             }
             String compressionSupported = clientProperties.getString(ConnectionStartProperties.QPID_MESSAGE_COMPRESSION_SUPPORTED);
             if (compressionSupported != null)
             {
                 _compressionSupported = Boolean.parseBoolean(compressionSupported);
-                _logger.debug("Client set compressionSupported={} for connection {}", _compressionSupported, this);
+                LOGGER.debug("Client set compressionSupported={} for connection {}", _compressionSupported, this);
             }
 
             String clientId = clientProperties.getString(ConnectionStartProperties.CLIENT_ID_0_8);
@@ -605,7 +605,7 @@ public class AMQPConnection_0_8Impl
             setSendQueueDeleteOkRegardless(sendQueueDeleteOkRegardless);
             if (sendQueueDeleteOkRegardless)
             {
-                _logger.debug("Peer is an older Qpid client, queue delete-ok response will be sent"
+                LOGGER.debug("Peer is an older Qpid client, queue delete-ok response will be sent"
                               + " regardless for connection {}", this);
             }
 
@@ -684,7 +684,7 @@ public class AMQPConnection_0_8Impl
         }
         catch (ConnectionScopedRuntimeException | TransportException e)
         {
-            _logger.error("Could not close protocol engine", e);
+            LOGGER.error("Could not close protocol engine", e);
         }
         finally
         {
@@ -885,9 +885,9 @@ public class AMQPConnection_0_8Impl
     @Override
     public void receiveChannelOpen(final int channelId)
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV[" + channelId + "] ChannelOpen");
+            LOGGER.debug("RECV[" + channelId + "] ChannelOpen");
         }
         assertState(ConnectionState.OPEN);
 
@@ -911,7 +911,7 @@ public class AMQPConnection_0_8Impl
         }
         else
         {
-            _logger.debug("Connecting to: {}", virtualHost.getName());
+            LOGGER.debug("Connecting to: {}", virtualHost.getName());
 
             final AMQChannel channel = new AMQChannel(this, channelId, virtualHost.getMessageStore());
             channel.create();
@@ -943,9 +943,9 @@ public class AMQPConnection_0_8Impl
                                       AMQShortString capabilities,
                                       boolean insist)
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ConnectionOpen[" +" virtualHost: " + virtualHostName + " capabilities: " + capabilities + " insist: " + insist + " ]");
+            LOGGER.debug("RECV ConnectionOpen[" +" virtualHost: " + virtualHostName + " capabilities: " + capabilities + " insist: " + insist + " ]");
         }
 
         assertState(ConnectionState.AWAIT_OPEN);
@@ -1015,9 +1015,9 @@ public class AMQPConnection_0_8Impl
                                        final int classId,
                                        final int methodId)
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ConnectionClose[" +" replyCode: " + replyCode + " replyText: " + replyText + " classId: " + classId + " methodId: " + methodId + " ]");
+            LOGGER.debug("RECV ConnectionClose[" +" replyCode: " + replyCode + " replyText: " + replyText + " classId: " + classId + " methodId: " + methodId + " ]");
         }
 
         try
@@ -1033,7 +1033,7 @@ public class AMQPConnection_0_8Impl
         }
         catch (Exception e)
         {
-            _logger.error("Error closing connection for " + getRemoteAddressString(), e);
+            LOGGER.error("Error closing connection for " + getRemoteAddressString(), e);
         }
         finally
         {
@@ -1044,9 +1044,9 @@ public class AMQPConnection_0_8Impl
     @Override
     public void receiveConnectionCloseOk()
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ConnectionCloseOk");
+            LOGGER.debug("RECV ConnectionCloseOk");
         }
 
         closeNetworkConnection();
@@ -1055,9 +1055,9 @@ public class AMQPConnection_0_8Impl
     @Override
     public void receiveConnectionSecureOk(final byte[] response)
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ConnectionSecureOk[ response: ******** ] ");
+            LOGGER.debug("RECV ConnectionSecureOk[ response: ******** ] ");
         }
 
         assertState(ConnectionState.AWAIT_SECURE_OK);
@@ -1078,9 +1078,9 @@ public class AMQPConnection_0_8Impl
                                          final byte[] response,
                                          final AMQShortString locale)
     {
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ConnectionStartOk["
+            LOGGER.debug("RECV ConnectionStartOk["
                           + " clientProperties: "
                           + clientProperties
                           + " mechanism: "
@@ -1093,7 +1093,7 @@ public class AMQPConnection_0_8Impl
 
         assertState(ConnectionState.AWAIT_START_OK);
 
-        _logger.debug("SASL Mechanism selected: {} Locale : {}", mechanism, locale);
+        LOGGER.debug("SASL Mechanism selected: {} Locale : {}", mechanism, locale);
 
         if (mechanism == null || mechanism.length() == 0)
         {
@@ -1130,7 +1130,7 @@ public class AMQPConnection_0_8Impl
             case ERROR:
                 Exception cause = authResult.getCause();
 
-                _logger.debug("Authentication failed: {}", (cause == null ? "" : cause.getMessage()));
+                LOGGER.debug("Authentication failed: {}", (cause == null ? "" : cause.getMessage()));
 
                 sendConnectionClose(ErrorCodes.NOT_ALLOWED, "Authentication failed", 0);
 
@@ -1141,7 +1141,7 @@ public class AMQPConnection_0_8Impl
                 _successfulAuthenticationResult = authResult;
                 if (challenge == null || challenge.length == 0)
                 {
-                    _logger.debug("Connected as: {}", authResult.getSubject());
+                    LOGGER.debug("Connected as: {}", authResult.getSubject());
                     setSubject(authResult.getSubject());
 
                     int frameMax = getDefaultMaxFrameSize();
@@ -1181,9 +1181,9 @@ public class AMQPConnection_0_8Impl
     @Override
     public void receiveConnectionTuneOk(final int channelMax, final long frameMax, final int heartbeat)
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ConnectionTuneOk[" +" channelMax: " + channelMax + " frameMax: " + frameMax + " heartbeat: " + heartbeat + " ]");
+            LOGGER.debug("RECV ConnectionTuneOk[" +" channelMax: " + channelMax + " frameMax: " + frameMax + " heartbeat: " + heartbeat + " ]");
         }
 
         assertState(ConnectionState.AWAIT_TUNE_OK);
@@ -1326,9 +1326,9 @@ public class AMQPConnection_0_8Impl
     @Override
     public void receiveHeartbeat()
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV Heartbeat");
+            LOGGER.debug("RECV Heartbeat");
         }
 
         // No op
@@ -1338,9 +1338,9 @@ public class AMQPConnection_0_8Impl
     public void receiveProtocolHeader(final ProtocolInitiation protocolInitiation)
     {
 
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("RECV ProtocolHeader [" + protocolInitiation + " ]");
+            LOGGER.debug("RECV ProtocolHeader [" + protocolInitiation + " ]");
         }
 
         protocolInitiationReceived(protocolInitiation);

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/BrokerDecoder.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/BrokerDecoder.java b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/BrokerDecoder.java
index a1fbc9a..f0b5cdf 100644
--- a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/BrokerDecoder.java
+++ b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/BrokerDecoder.java
@@ -33,7 +33,7 @@ import org.apache.qpid.server.util.ServerScopedRuntimeException;
 
 public class BrokerDecoder extends ServerDecoder
 {
-    private static final Logger _logger = LoggerFactory.getLogger(BrokerDecoder.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(BrokerDecoder.class);
     private final AMQPConnection_0_8Impl _connection;
     /**
      * Creates a new AMQP decoder.
@@ -53,7 +53,7 @@ public class BrokerDecoder extends ServerDecoder
         long startTime = 0;
         try
         {
-            if (_logger.isDebugEnabled())
+            if (LOGGER.isDebugEnabled())
             {
                 startTime = System.currentTimeMillis();
             }
@@ -67,9 +67,9 @@ public class BrokerDecoder extends ServerDecoder
         }
         finally
         {
-            if(_logger.isDebugEnabled())
+            if(LOGGER.isDebugEnabled())
             {
-                _logger.debug("Frame handled in {} ms.", (System.currentTimeMillis() - startTime));
+                LOGGER.debug("Frame handled in {} ms.", (System.currentTimeMillis() - startTime));
             }
         }
     }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/transport/BasicContentHeaderProperties.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/transport/BasicContentHeaderProperties.java b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/transport/BasicContentHeaderProperties.java
index c45b705..9b18a1e 100644
--- a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/transport/BasicContentHeaderProperties.java
+++ b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/protocol/v0_8/transport/BasicContentHeaderProperties.java
@@ -37,7 +37,7 @@ public class BasicContentHeaderProperties
     public static final byte NON_PERSISTENT = 1;
     public static final byte PERSISTENT = 2;
 
-    private static final Logger _logger = LoggerFactory.getLogger(BasicContentHeaderProperties.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(BasicContentHeaderProperties.class);
 
     private static final AMQShortString ZERO_STRING = null;
 
@@ -489,9 +489,9 @@ public class BasicContentHeaderProperties
     {
         _propertyFlags = propertyFlags;
 
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug("Property flags: " + _propertyFlags);
+            LOGGER.debug("Property flags: " + _propertyFlags);
         }
         if(_encodedForm != null)
         {

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/AMQBindingURL.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/AMQBindingURL.java b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/AMQBindingURL.java
index a0f9069..1899f71 100644
--- a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/AMQBindingURL.java
+++ b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/AMQBindingURL.java
@@ -31,7 +31,7 @@ import org.apache.qpid.server.exchange.ExchangeDefaults;
 
 public class AMQBindingURL implements BindingURL
 {
-    private static final Logger _logger = LoggerFactory.getLogger(AMQBindingURL.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(AMQBindingURL.class);
 
     private final String _url;
     private String _exchangeClass = ExchangeDefaults.DIRECT_EXCHANGE_CLASS;
@@ -45,9 +45,9 @@ public class AMQBindingURL implements BindingURL
     {
         // format:
         // <exch_class>://<exch_name>/[<destination>]/[<queue>]?<option>='<value>'[,<option>='<value>']*
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug("Parsing URL: " + url);
+            LOGGER.debug("Parsing URL: " + url);
         }
         _url = url;
         _options = new HashMap<>();
@@ -67,9 +67,9 @@ public class AMQBindingURL implements BindingURL
              + " to be a '" + getExchangeClass() + "' exchange.  It must be an instance of the '"
              + ExchangeDefaults.DIRECT_EXCHANGE_CLASS + "' exchange.");
         }
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug("URL Parsed: " + this);
+            LOGGER.debug("URL Parsed: " + this);
         }
     }
 

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/BindingURLParser.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/BindingURLParser.java b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/BindingURLParser.java
index 41b3024..94dbaef 100644
--- a/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/BindingURLParser.java
+++ b/broker-plugins/amqp-0-8-protocol/src/main/java/org/apache/qpid/server/url/BindingURLParser.java
@@ -45,7 +45,7 @@ public class BindingURLParser
     private static final char COLON_CHAR = ':';
     private static final char END_OF_URL_MARKER_CHAR = '%';
 
-    private static final Logger _logger = LoggerFactory.getLogger(BindingURLParser.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(BindingURLParser.class);
 
     private char[] _url;
     private AMQBindingURL _bindingURL;
@@ -84,7 +84,7 @@ public class BindingURLParser
             {
                 _error =
                         "Invalid URL format [current_state = " + prevState + ", details extracted so far " + _bindingURL + " ] error at (" + _index + ") due to " + _error;
-                _logger.debug(_error);
+                LOGGER.debug(_error);
                 URISyntaxException ex;
                 ex = new URISyntaxException(markErrorLocation(),"Error occurred while parsing URL",_index);
                 throw ex;

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/MessageMetaData_1_0.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/MessageMetaData_1_0.java b/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/MessageMetaData_1_0.java
index e3f9a0e..d1ea39a 100755
--- a/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/MessageMetaData_1_0.java
+++ b/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/MessageMetaData_1_0.java
@@ -59,7 +59,7 @@ import org.apache.qpid.server.util.ConnectionScopedRuntimeException;
 
 public class MessageMetaData_1_0 implements StorableMessageMetaData
 {
-    private static final Logger _logger = LoggerFactory.getLogger(MessageMetaData_1_0.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(MessageMetaData_1_0.class);
     private static final MessageMetaDataType_1_0 TYPE = new MessageMetaDataType_1_0();
     public static final MessageMetaDataType.Factory<MessageMetaData_1_0> FACTORY = new MetaDataFactory();
     private static final byte VERSION_BYTE = 1;

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/Session_1_0.java
----------------------------------------------------------------------
diff --git a/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/Session_1_0.java b/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/Session_1_0.java
index d74828e..e52452a 100644
--- a/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/Session_1_0.java
+++ b/broker-plugins/amqp-1-0-protocol/src/main/java/org/apache/qpid/server/protocol/v1_0/Session_1_0.java
@@ -110,7 +110,7 @@ public class Session_1_0 extends AbstractAMQPSession<Session_1_0, ConsumerTarget
     static final Symbol DELAYED_DELIVERY = Symbol.valueOf("DELAYED_DELIVERY");
     static final Symbol SHARED_CAPABILITY = Symbol.getSymbol("shared");
     static final Symbol GLOBAL_CAPABILITY = Symbol.getSymbol("global");
-    private static final Logger _logger = LoggerFactory.getLogger(Session_1_0.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(Session_1_0.class);
     public static final Symbol LIFETIME_POLICY = Symbol.valueOf("lifetime-policy");
     private static final EnumSet<SessionState> END_STATES =
             EnumSet.of(SessionState.END_RECVD, SessionState.END_PIPE, SessionState.END_SENT, SessionState.ENDED);
@@ -770,7 +770,7 @@ public class Session_1_0 extends AbstractAMQPSession<Session_1_0, ConsumerTarget
         }
         catch (AbstractConfiguredObject.DuplicateNameException e)
         {
-            _logger.error("A temporary queue was created with a name which collided with an existing queue name");
+            LOGGER.error("A temporary queue was created with a name which collided with an existing queue name");
             throw new ConnectionScopedRuntimeException(e);
         }
     }
@@ -803,7 +803,7 @@ public class Session_1_0 extends AbstractAMQPSession<Session_1_0, ConsumerTarget
         }
         catch (AbstractConfiguredObject.DuplicateNameException e)
         {
-            _logger.error("A temporary destination was created with a name which collided with an existing destination name '{}'", destName);
+            LOGGER.error("A temporary destination was created with a name which collided with an existing destination name '{}'", destName);
             throw new ConnectionScopedRuntimeException(e);
         }
     }
@@ -1347,7 +1347,7 @@ public class Session_1_0 extends AbstractAMQPSession<Session_1_0, ConsumerTarget
         public void onFailure(final Throwable t)
         {
             String errorMessage = String.format("Failed to create LinkEndpoint in response to Attach: %s", _attach);
-            _logger.error(errorMessage, t);
+            LOGGER.error(errorMessage, t);
             throw new ConnectionScopedRuntimeException(errorMessage, t);
         }
     }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/jdbc-store/src/main/java/org/apache/qpid/server/store/jdbc/GenericJDBCMessageStore.java
----------------------------------------------------------------------
diff --git a/broker-plugins/jdbc-store/src/main/java/org/apache/qpid/server/store/jdbc/GenericJDBCMessageStore.java b/broker-plugins/jdbc-store/src/main/java/org/apache/qpid/server/store/jdbc/GenericJDBCMessageStore.java
index d754f09..8ac3cec 100644
--- a/broker-plugins/jdbc-store/src/main/java/org/apache/qpid/server/store/jdbc/GenericJDBCMessageStore.java
+++ b/broker-plugins/jdbc-store/src/main/java/org/apache/qpid/server/store/jdbc/GenericJDBCMessageStore.java
@@ -45,7 +45,7 @@ import org.apache.qpid.server.store.StoreException;
 public class GenericJDBCMessageStore extends GenericAbstractJDBCMessageStore
 {
 
-    private static final Logger _logger = LoggerFactory.getLogger(GenericJDBCMessageStore.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(GenericJDBCMessageStore.class);
 
     private String _connectionURL;
     private ConnectionProvider _connectionProvider;
@@ -85,7 +85,7 @@ public class GenericJDBCMessageStore extends GenericAbstractJDBCMessageStore
                 JDBCConnectionProviderFactory.FACTORIES.get(connectionPoolType);
         if(connectionProviderFactory == null)
         {
-            _logger.warn("Unknown connection pool type: " + connectionPoolType + ".  No connection pooling will be used");
+            LOGGER.warn("Unknown connection pool type: " + connectionPoolType + ".  No connection pooling will be used");
             connectionProviderFactory = new DefaultConnectionProviderFactory();
         }
 
@@ -144,7 +144,7 @@ public class GenericJDBCMessageStore extends GenericAbstractJDBCMessageStore
     @Override
     protected Logger getLogger()
     {
-        return _logger;
+        return LOGGER;
     }
 
     @Override

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/logging-logback/src/main/java/org/apache/qpid/server/logging/logback/BrokerLogbackSocketLoggerImpl.java
----------------------------------------------------------------------
diff --git a/broker-plugins/logging-logback/src/main/java/org/apache/qpid/server/logging/logback/BrokerLogbackSocketLoggerImpl.java b/broker-plugins/logging-logback/src/main/java/org/apache/qpid/server/logging/logback/BrokerLogbackSocketLoggerImpl.java
index 64b10d4..ccaa7f8 100644
--- a/broker-plugins/logging-logback/src/main/java/org/apache/qpid/server/logging/logback/BrokerLogbackSocketLoggerImpl.java
+++ b/broker-plugins/logging-logback/src/main/java/org/apache/qpid/server/logging/logback/BrokerLogbackSocketLoggerImpl.java
@@ -45,7 +45,7 @@ import org.apache.qpid.server.util.Action;
 public class BrokerLogbackSocketLoggerImpl
         extends AbstractBrokerLogger<BrokerLogbackSocketLoggerImpl> implements BrokerLogbackSocketLogger<BrokerLogbackSocketLoggerImpl>
 {
-    private static final Logger _logger = LoggerFactory.getLogger(BrokerLogbackSocketLoggerImpl.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(BrokerLogbackSocketLoggerImpl.class);
 
     private final List<Action<Void>> _stopLoggingActions = new CopyOnWriteArrayList<>();
 
@@ -121,7 +121,7 @@ public class BrokerLogbackSocketLoggerImpl
                 final String existingValue = loggerContext.getProperty(key);
                 if (existingValue != null && !Objects.equals(existingValue, value))
                 {
-                    _logger.warn("Logback context property key '{}' value '{}' overwritten with value '{}", key, existingValue, value);
+                    LOGGER.warn("Logback context property key '{}' value '{}' overwritten with value '{}", key, existingValue, value);
                 }
                 loggerContext.putProperty(key, value);
 

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/logging-logback/src/test/java/org/apache/qpid/server/logging/logback/AppenderUtilsTest.java
----------------------------------------------------------------------
diff --git a/broker-plugins/logging-logback/src/test/java/org/apache/qpid/server/logging/logback/AppenderUtilsTest.java b/broker-plugins/logging-logback/src/test/java/org/apache/qpid/server/logging/logback/AppenderUtilsTest.java
index 99b26f8..798d11a 100644
--- a/broker-plugins/logging-logback/src/test/java/org/apache/qpid/server/logging/logback/AppenderUtilsTest.java
+++ b/broker-plugins/logging-logback/src/test/java/org/apache/qpid/server/logging/logback/AppenderUtilsTest.java
@@ -46,7 +46,7 @@ import org.apache.qpid.test.utils.QpidTestCase;
 
 public class AppenderUtilsTest extends QpidTestCase
 {
-    private static final Logger _logger = LoggerFactory.getLogger(AppenderUtilsTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(AppenderUtilsTest.class);
 
     public static final String LAYOUT = "%d %-5p [%t] \\(%c{2}\\) # %m%n";
     public static final int MAX_FILE_SIZE = 101;
@@ -175,7 +175,7 @@ public class AppenderUtilsTest extends QpidTestCase
             }
             else
             {
-                _logger.warn("could not set permissions on temporary directory - test skipped");
+                LOGGER.warn("could not set permissions on temporary directory - test skipped");
             }
         }
         finally

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/DojoHelper.java
----------------------------------------------------------------------
diff --git a/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/DojoHelper.java b/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/DojoHelper.java
index c58f252..e7e9b7c 100644
--- a/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/DojoHelper.java
+++ b/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/DojoHelper.java
@@ -30,7 +30,7 @@ import java.util.Properties;
 
 public class DojoHelper
 {
-    private static final Logger _logger = LoggerFactory.getLogger(DojoHelper.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(DojoHelper.class);
 
     public static final String VERSION_FILE = "dojoconfig.properties";
     public static final String DOJO_VERSION_PROPERTY = "dojo-version";
@@ -56,7 +56,7 @@ public class DojoHelper
             InputStream propertyStream = DojoHelper.class.getClassLoader().getResourceAsStream(VERSION_FILE);
             if (propertyStream == null)
             {
-                _logger.warn("Unable to find resource " + VERSION_FILE + " from classloader");
+                LOGGER.warn("Unable to find resource " + VERSION_FILE + " from classloader");
             }
             else
             {
@@ -72,19 +72,19 @@ public class DojoHelper
                     }
                     catch (IOException e)
                     {
-                        _logger.warn("Exception closing InputStream for " + VERSION_FILE + " resource:", e);
+                        LOGGER.warn("Exception closing InputStream for " + VERSION_FILE + " resource:", e);
                     }
                 }
 
-                if (_logger.isDebugEnabled())
+                if (LOGGER.isDebugEnabled())
                 {
-                    _logger.debug("Dumping Dojo Config:");
+                    LOGGER.debug("Dumping Dojo Config:");
                     for (Map.Entry<Object, Object> entry : props.entrySet())
                     {
-                        _logger.debug("Property: " + entry.getKey() + " Value: " + entry.getValue());
+                        LOGGER.debug("Property: " + entry.getKey() + " Value: " + entry.getValue());
                     }
 
-                    _logger.debug("End of property dump");
+                    LOGGER.debug("End of property dump");
                 }
 
                 _version = props.getProperty(DOJO_VERSION_PROPERTY, _version);
@@ -98,7 +98,7 @@ public class DojoHelper
         catch (IOException e)
         {
             // Log a warning about this and leave the values initialized to unknown.
-            _logger.error("Exception loading " + VERSION_FILE + " resource:", e);
+            LOGGER.error("Exception loading " + VERSION_FILE + " resource:", e);
         }
     }
 

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/HttpManagement.java
----------------------------------------------------------------------
diff --git a/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/HttpManagement.java b/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/HttpManagement.java
index 5dbbe67..8d79402 100644
--- a/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/HttpManagement.java
+++ b/broker-plugins/management-http/src/main/java/org/apache/qpid/server/management/plugin/HttpManagement.java
@@ -120,7 +120,7 @@ import org.apache.qpid.server.util.ServerScopedRuntimeException;
 @ManagedObject( category = false, type = HttpManagement.PLUGIN_TYPE )
 public class HttpManagement extends AbstractPluginAdapter<HttpManagement> implements HttpManagementConfiguration<HttpManagement>, PortManager
 {
-    private final Logger _logger = LoggerFactory.getLogger(HttpManagement.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(HttpManagement.class);
     
     // 10 minutes by default
     public static final int DEFAULT_TIMEOUT_IN_SECONDS = 60 * 10;
@@ -202,7 +202,7 @@ public class HttpManagement extends AbstractPluginAdapter<HttpManagement> implem
         Collection<HttpPort<?>> httpPorts = getEligibleHttpPorts(getBroker().getPorts());
         if (httpPorts.isEmpty())
         {
-            _logger.warn("HttpManagement plugin is configured but no suitable HTTP ports are available.");
+            LOGGER.warn("HttpManagement plugin is configured but no suitable HTTP ports are available.");
         }
         else
         {
@@ -286,7 +286,7 @@ public class HttpManagement extends AbstractPluginAdapter<HttpManagement> implem
 
     private Server createServer(Collection<HttpPort<?>> ports)
     {
-        _logger.debug("Starting up web server on {}", ports);
+        LOGGER.debug("Starting up web server on {}", ports);
         _allowPortActivation = true;
 
         _jettyServerExecutor = Executors.newSingleThreadExecutor(new DaemonThreadFactory("Jetty-Server-Thread"));
@@ -534,16 +534,16 @@ public class HttpManagement extends AbstractPluginAdapter<HttpManagement> implem
                 public void handshakeFailed(final Event event, final Throwable failure)
                 {
                     SSLEngine sslEngine = event.getSSLEngine();
-                    if (_logger.isDebugEnabled())
+                    if (LOGGER.isDebugEnabled())
                     {
-                        _logger.info("TLS handshake failed: host='{}', port={}",
+                        LOGGER.info("TLS handshake failed: host='{}', port={}",
                                     sslEngine.getPeerHost(),
                                     sslEngine.getPeerPort(),
                                     failure);
                     }
                     else
                     {
-                        _logger.info("TLS handshake failed: host='{}', port={}: {}",
+                        LOGGER.info("TLS handshake failed: host='{}', port={}: {}",
                                     sslEngine.getPeerHost(),
                                     sslEngine.getPeerPort(),
                                     String.valueOf(failure));
@@ -555,9 +555,9 @@ public class HttpManagement extends AbstractPluginAdapter<HttpManagement> implem
 
         int acceptors = connector.getAcceptors();
         int selectors = connector.getSelectorManager().getSelectorCount();
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug(
+            LOGGER.debug(
                     "Created connector for http port {} with maxThreads={}, minThreads={}, acceptors={}, selectors={}, acceptBacklog={}",
                     port.getName(),
                     port.getThreadPoolMaximum(),

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/perftests/src/main/java/org/apache/qpid/disttest/db/ResultsDbWriter.java
----------------------------------------------------------------------
diff --git a/perftests/src/main/java/org/apache/qpid/disttest/db/ResultsDbWriter.java b/perftests/src/main/java/org/apache/qpid/disttest/db/ResultsDbWriter.java
index d3ec830..b436a2f 100644
--- a/perftests/src/main/java/org/apache/qpid/disttest/db/ResultsDbWriter.java
+++ b/perftests/src/main/java/org/apache/qpid/disttest/db/ResultsDbWriter.java
@@ -46,7 +46,7 @@ import org.apache.qpid.disttest.results.aggregation.ITestResult;
 
 public class ResultsDbWriter implements ResultsWriter
 {
-    private static final Logger _logger = LoggerFactory.getLogger(ResultsDbWriter.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(ResultsDbWriter.class);
 
     private static final String RESULTS_TABLE_NAME = "RESULTS";
 
@@ -233,7 +233,7 @@ public class ResultsDbWriter implements ResultsWriter
                     Statement statement = connection.createStatement();
                     try
                     {
-                        _logger.info("About to create results table using SQL: " + CREATE_RESULTS_TABLE);
+                        LOGGER.info("About to create results table using SQL: " + CREATE_RESULTS_TABLE);
                         statement.execute(CREATE_RESULTS_TABLE);
                     }
                     finally
@@ -297,7 +297,7 @@ public class ResultsDbWriter implements ResultsWriter
         {
             throw new RuntimeException("Couldn't write results " + results, e);
         }
-        _logger.info(this + " wrote " + results.getTestResults().size() + " results to database");
+        LOGGER.info(this + " wrote " + results.getTestResults().size() + " results to database");
     }
 
     @Override
@@ -332,9 +332,9 @@ public class ResultsDbWriter implements ResultsWriter
 
     private void writeParticipantResult(Connection connection, ParticipantResult participantResult) throws SQLException
     {
-        if(_logger.isDebugEnabled())
+        if(LOGGER.isDebugEnabled())
         {
-            _logger.debug("About to write to DB the following participant result: " + participantResult);
+            LOGGER.debug("About to write to DB the following participant result: " + participantResult);
         }
 
         PreparedStatement statement = null;
@@ -423,7 +423,7 @@ public class ResultsDbWriter implements ResultsWriter
         }
         catch(SQLException e)
         {
-            _logger.error("Couldn't write " + participantResult, e);
+            LOGGER.error("Couldn't write " + participantResult, e);
         }
         finally
         {

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/perftests/visualisation-jfc/src/test/java/org/apache/qpid/disttest/charting/chartbuilder/ChartProductionTest.java
----------------------------------------------------------------------
diff --git a/perftests/visualisation-jfc/src/test/java/org/apache/qpid/disttest/charting/chartbuilder/ChartProductionTest.java b/perftests/visualisation-jfc/src/test/java/org/apache/qpid/disttest/charting/chartbuilder/ChartProductionTest.java
index fbc0ab5..7ebf483 100644
--- a/perftests/visualisation-jfc/src/test/java/org/apache/qpid/disttest/charting/chartbuilder/ChartProductionTest.java
+++ b/perftests/visualisation-jfc/src/test/java/org/apache/qpid/disttest/charting/chartbuilder/ChartProductionTest.java
@@ -52,7 +52,7 @@ import org.apache.qpid.test.utils.TestFileUtils;
  */
 public class ChartProductionTest extends QpidTestCase
 {
-    private static final Logger _logger = LoggerFactory.getLogger(ChartProductionTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(ChartProductionTest.class);
     private static final String TEST_CHARTTITLE = "TEST_CHARTTITLE";
     private static final String TEST_CHARTSUBTITLE = "TEST_CHARTSUBTITLE";
     private static final String TEST_XAXIS = "TEST_XAXIS";
@@ -99,7 +99,7 @@ public class ChartProductionTest extends QpidTestCase
         }
         else
         {
-            _logger.info("Charting directory for manual observation " + chartDir);
+            LOGGER.info("Charting directory for manual observation " + chartDir);
         }
 
         _writer.setOutputDirectory(chartDir);

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/PortHelper.java
----------------------------------------------------------------------
diff --git a/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/PortHelper.java b/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/PortHelper.java
index 68c6026..d9aec56 100644
--- a/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/PortHelper.java
+++ b/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/PortHelper.java
@@ -30,7 +30,7 @@ import org.slf4j.LoggerFactory;
 
 public class PortHelper
 {
-    private static final Logger _logger = LoggerFactory.getLogger(PortHelper.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(PortHelper.class);
 
     public static final int START_PORT_NUMBER = 10000;
 
@@ -100,7 +100,7 @@ public class PortHelper
 
     public void waitUntilPortsAreFree(Set<Integer> ports)
     {
-        _logger.debug("Checking if ports " + ports + " are free...");
+        LOGGER.debug("Checking if ports " + ports + " are free...");
 
         for (Integer port : ports)
         {
@@ -110,7 +110,7 @@ public class PortHelper
             }
         }
 
-        _logger.debug("ports " + ports + " are free");
+        LOGGER.debug("ports " + ports + " are free");
     }
 
     private void waitUntilPortIsFree(int port)
@@ -130,7 +130,7 @@ public class PortHelper
             {
                 if(alreadyFailed)
                 {
-                    _logger.debug("port " + port + " is now available");
+                    LOGGER.debug("port " + port + " is now available");
                 }
                 return;
             }
@@ -163,7 +163,7 @@ public class PortHelper
         }
         catch (IOException e)
         {
-            _logger.debug("port " + port + " is not free");
+            LOGGER.debug("port " + port + " is not free");
             return false;
         }
         finally

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/QpidTestCase.java
----------------------------------------------------------------------
diff --git a/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/QpidTestCase.java b/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/QpidTestCase.java
index 60151e8..630dbe0 100644
--- a/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/QpidTestCase.java
+++ b/qpid-test-utils/src/main/java/org/apache/qpid/test/utils/QpidTestCase.java
@@ -57,7 +57,7 @@ public class QpidTestCase extends TestCase
     public static final String TEST_RESOURCES_DIR = TEST_PROFILES_DIR + "test_resources/";
     public static final String TMP_FOLDER = System.getProperty("java.io.tmpdir");
 
-    private static final Logger _logger = LoggerFactory.getLogger(QpidTestCase.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(QpidTestCase.class);
     private static QpidTestCase _currentInstance;
 
     private final Map<String, String> _propertiesSetForTest = new HashMap<>();
@@ -77,7 +77,7 @@ public class QpidTestCase extends TestCase
     {
         if (Boolean.getBoolean("test.exclude"))
         {
-            _logger.info("Some tests should be excluded, building the exclude list");
+            LOGGER.info("Some tests should be excluded, building the exclude list");
             String exclusionListURIs = System.getProperty(TEST_EXCLUDEFILES, "");
             String exclusionListString = System.getProperty(TEST_EXCLUDELIST, "");
             String testExcludes = System.getProperty(TEST_EXCLUDES);
@@ -98,7 +98,7 @@ public class QpidTestCase extends TestCase
                 File file = new File(uri);
                 if (file.exists())
                 {
-                    _logger.info("Using exclude file: " + uri);
+                    LOGGER.info("Using exclude file: " + uri);
                     try(FileReader fileReader = new FileReader(file))
                     {
                         try(BufferedReader in = new BufferedReader(fileReader))
@@ -114,18 +114,18 @@ public class QpidTestCase extends TestCase
                     }
                     catch (IOException e)
                     {
-                        _logger.warn("Exception when reading exclusion list", e);
+                        LOGGER.warn("Exception when reading exclusion list", e);
                     }
                 }
                 else
                 {
-                    _logger.info("Specified exclude file does not exist: " + uri);
+                    LOGGER.info("Specified exclude file does not exist: " + uri);
                 }
             }
 
             if (!exclusionListString.equals(""))
             {
-                _logger.info("Using excludeslist: " + exclusionListString);
+                LOGGER.info("Using excludeslist: " + exclusionListString);
                 for (String test : exclusionListString.split("\\s+"))
                 {
                     exclusionList.add(test);
@@ -146,7 +146,7 @@ public class QpidTestCase extends TestCase
     @Override
     public void run(TestResult testResult)
     {
-        final LoggerContext loggerContext = ((ch.qos.logback.classic.Logger) _logger).getLoggerContext();
+        final LoggerContext loggerContext = ((ch.qos.logback.classic.Logger) LOGGER).getLoggerContext();
         try
         {
             _currentInstance = this;
@@ -156,7 +156,7 @@ public class QpidTestCase extends TestCase
                 _exclusionList.contains(getClass().getName() + "#*") ||
                 _exclusionList.contains(getClass().getName() + "#" + getName()))
             {
-                _logger.info("Test: " + getName() + " is excluded");
+                LOGGER.info("Test: " + getName() + " is excluded");
                 testResult.endTest(this);
             }
             else
@@ -167,7 +167,7 @@ public class QpidTestCase extends TestCase
         }
         finally
         {
-            _logger.info(ClassicConstants.FINALIZE_SESSION_MARKER, "Shutting down sub-appender");
+            LOGGER.info(ClassicConstants.FINALIZE_SESSION_MARKER, "Shutting down sub-appender");
             _currentInstance = null;
             loggerContext.putProperty(LogbackPropertyValueDiscriminator.CLASS_QUALIFIED_TEST_NAME, null);
             revertTestSystemProperties();
@@ -177,7 +177,7 @@ public class QpidTestCase extends TestCase
     @Override
     protected void runTest() throws Throwable
     {
-        _logger.info("========== run " + getTestName() + " ==========");
+        LOGGER.info("========== run " + getTestName() + " ==========");
         super.runTest();
     }
 
@@ -185,9 +185,9 @@ public class QpidTestCase extends TestCase
     {
         final String storeType = System.getProperty(VIRTUAL_HOST_NODE_TYPE);
 
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug(VIRTUAL_HOST_NODE_TYPE + "=" + storeType);
+            LOGGER.debug(VIRTUAL_HOST_NODE_TYPE + "=" + storeType);
         }
 
         return storeType != null ? storeType : "TestMemory";
@@ -259,7 +259,7 @@ public class QpidTestCase extends TestCase
             System.setProperty(property, value);
         }
 
-        _logger.info("Set system property \"" + property + "\" to: \"" + value + "\"");
+        LOGGER.info("Set system property \"" + property + "\" to: \"" + value + "\"");
     }
 
     /**
@@ -269,7 +269,7 @@ public class QpidTestCase extends TestCase
     {
         if(!_propertiesSetForTest.isEmpty())
         {
-            _logger.debug("reverting " + _propertiesSetForTest.size() + " test properties");
+            LOGGER.debug("reverting " + _propertiesSetForTest.size() + " test properties");
             for (String key : _propertiesSetForTest.keySet())
             {
                 String value = _propertiesSetForTest.get(key);
@@ -290,14 +290,14 @@ public class QpidTestCase extends TestCase
     @Override
     protected void setUp() throws Exception
     {
-        _logger.info("========== start " + getTestName() + " ==========");
+        LOGGER.info("========== start " + getTestName() + " ==========");
         super.setUp();
     }
 
     @Override
     protected void tearDown() throws Exception
     {
-        _logger.info("========== tearDown " + getTestName() + " ==========");
+        LOGGER.info("========== tearDown " + getTestName() + " ==========");
         for (Runnable runnable : _tearDownRegistry)
         {
             runnable.run();
@@ -327,7 +327,7 @@ public class QpidTestCase extends TestCase
             File file = new File(pathToFileWithOverriddenClientAndBrokerProperties);
             if (file.exists())
             {
-                _logger.info("Loading overridden system properties from {}", file.getAbsolutePath());
+                LOGGER.info("Loading overridden system properties from {}", file.getAbsolutePath());
                 try (InputStream propertiesStream = new FileInputStream(file))
                 {
 

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/main/java/org/apache/qpid/test/utils/QpidBrokerTestCase.java
----------------------------------------------------------------------
diff --git a/systests/src/main/java/org/apache/qpid/test/utils/QpidBrokerTestCase.java b/systests/src/main/java/org/apache/qpid/test/utils/QpidBrokerTestCase.java
index 5de67f0..455b864 100755
--- a/systests/src/main/java/org/apache/qpid/test/utils/QpidBrokerTestCase.java
+++ b/systests/src/main/java/org/apache/qpid/test/utils/QpidBrokerTestCase.java
@@ -58,7 +58,7 @@ public class QpidBrokerTestCase extends QpidTestCase
     public static final String QUEUE = "queue";
     public static final String TOPIC = "topic";
     public static final String MANAGEMENT_MODE_PASSWORD = "mm_password";
-    protected static final Logger _logger = LoggerFactory.getLogger(QpidBrokerTestCase.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(QpidBrokerTestCase.class);
     protected static final long RECEIVE_TIMEOUT = Long.getLong("qpid.test_receive_timeout", 1000L);
     protected static final String INDEX = "index";
     protected static final String CONTENT = "content";
@@ -92,7 +92,7 @@ public class QpidBrokerTestCase extends QpidTestCase
         }
         catch (Exception e)
         {
-            _logger.error("exception", e);
+            LOGGER.error("exception", e);
             throw e;
         }
         finally
@@ -102,13 +102,13 @@ public class QpidBrokerTestCase extends QpidTestCase
             // reset properties used in the test
             revertSystemProperties();
 
-            _logger.info("==========  stop " + getTestName() + " ==========");
+            LOGGER.info("==========  stop " + getTestName() + " ==========");
         }
     }
 
     public Logger getLogger()
     {
-        return QpidBrokerTestCase._logger;
+        return QpidBrokerTestCase.LOGGER;
     }
 
     public File getOutputFile()
@@ -566,7 +566,7 @@ public class QpidBrokerTestCase extends QpidTestCase
     @Override
     protected void tearDown() throws java.lang.Exception
     {
-        _logger.debug("tearDown started");
+        LOGGER.debug("tearDown started");
         try
         {
             for (Connection c : _connections)
@@ -607,13 +607,13 @@ public class QpidBrokerTestCase extends QpidTestCase
         catch (Exception e)
         {
             success = false;
-            _logger.error("Failed to stop broker " + broker, e);
+            LOGGER.error("Failed to stop broker " + broker, e);
             if (broker != null)
             {
                 // save the thread dump in case of dead locks
                 try
                 {
-                    _logger.error("Broker " + broker + " thread dump:" + broker.dumpThreads());
+                    LOGGER.error("Broker " + broker + " thread dump:" + broker.dumpThreads());
                 }
                 finally
                 {
@@ -889,7 +889,7 @@ public class QpidBrokerTestCase extends QpidTestCase
         public BrokerHolder create(BrokerHolder.BrokerType brokerType, int port, QpidBrokerTestCase testCase)
         {
             // This will force the creation of the file appender
-            _logger.debug("Creating BrokerHolder");
+            LOGGER.debug("Creating BrokerHolder");
 
             final File logFile = testCase.getOutputFile();
             final String classQualifiedTestName = testCase.getClassQualifiedTestName();

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/client/failover/FailoverBehaviourTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/client/failover/FailoverBehaviourTest.java b/systests/src/test/java/org/apache/qpid/client/failover/FailoverBehaviourTest.java
index 6ddd1f3..e46db0e 100644
--- a/systests/src/test/java/org/apache/qpid/client/failover/FailoverBehaviourTest.java
+++ b/systests/src/test/java/org/apache/qpid/client/failover/FailoverBehaviourTest.java
@@ -67,7 +67,7 @@ import org.apache.qpid.url.URLSyntaxException;
  */
 public class FailoverBehaviourTest extends FailoverBaseCase implements ExceptionListener
 {
-    protected static final Logger _LOGGER = LoggerFactory.getLogger(FailoverBehaviourTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(FailoverBehaviourTest.class);
 
     private static final String TEST_MESSAGE_FORMAT = "test message {0}";
 
@@ -754,7 +754,7 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
                             catch (JMSException e)
                             {
                                 // OK we will be failing over
-                                _logger.debug("Got JMS exception, probably just failing over", e);
+                                LOGGER.debug("Got JMS exception, probably just failing over", e);
                             }
                         }
 
@@ -780,18 +780,18 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
 
         if (hardKill)
         {
-            _logger.debug("Killing the Broker");
+            LOGGER.debug("Killing the Broker");
             killDefaultBroker();
         }
         else
         {
-            _logger.debug("Stopping the Broker");
+            LOGGER.debug("Stopping the Broker");
             stopDefaultBroker();
         }
 
         if (exception.get() != null)
         {
-            _logger.error("Unexpected exception from producer thread", exception.get());
+            LOGGER.error("Unexpected exception from producer thread", exception.get());
         }
         assertNull("Producer thread should not have got an exception", exception.get());
 
@@ -1034,9 +1034,9 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
                 {
                     try
                     {
-                        _LOGGER.debug("Stopping connection from dispatcher thread");
+                        LOGGER.debug("Stopping connection from dispatcher thread");
                         _connection.stop();
-                        _LOGGER.debug("Connection stopped from dispatcher thread");
+                        LOGGER.debug("Connection stopped from dispatcher thread");
 
                     }
                     catch (Exception e)
@@ -1114,7 +1114,7 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
             public boolean preFailover(final boolean redirect)
             {
                 failoverBegun.countDown();
-                _LOGGER.info("Failover started");
+                LOGGER.info("Failover started");
                 return true;
             }
 
@@ -1328,7 +1328,7 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
             String text = MessageFormat.format(messagePattern, i);
             Message message = producerSession.createTextMessage(text);
             producer.send(message);
-            _LOGGER.debug("Test message number " + i + " produced with text = " + text + ", and JMSMessageID = " + message.getJMSMessageID());
+            LOGGER.debug("Test message number " + i + " produced with text = " + text + ", and JMSMessageID = " + message.getJMSMessageID());
         }
 
         if(standaloneProducer)
@@ -1384,7 +1384,7 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
         {
             fail("JMSException occured while getting message text:" + e.getMessage());
         }
-        _LOGGER.debug("Test message number " + messageIndex + " consumed with text = " + receivedText + ", and JMSMessageID = " + receivedMessage.getJMSMessageID());
+        LOGGER.debug("Test message number " + messageIndex + " consumed with text = " + receivedText + ", and JMSMessageID = " + receivedMessage.getJMSMessageID());
         assertEquals("Failover is broken! Expected [" + expectedText + "] but got [" + receivedText + "]",
                 expectedText, receivedText);
     }
@@ -1413,7 +1413,7 @@ public class FailoverBehaviourTest extends FailoverBaseCase implements Exception
 
     private void awaitForFailoverCompletion(long delay)
     {
-        _logger.info("Awaiting {} ms for failover completion..", delay);
+        LOGGER.info("Awaiting {} ms for failover completion..", delay);
         try
         {
             if (!_failoverComplete.await(delay, TimeUnit.MILLISECONDS))

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/client/failover/MultipleBrokersFailoverTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/client/failover/MultipleBrokersFailoverTest.java b/systests/src/test/java/org/apache/qpid/client/failover/MultipleBrokersFailoverTest.java
index be239f5..f78b9d2 100644
--- a/systests/src/test/java/org/apache/qpid/client/failover/MultipleBrokersFailoverTest.java
+++ b/systests/src/test/java/org/apache/qpid/client/failover/MultipleBrokersFailoverTest.java
@@ -50,7 +50,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
  */
 public class MultipleBrokersFailoverTest extends QpidBrokerTestCase implements ConnectionListener
 {
-    private static final Logger _logger = LoggerFactory.getLogger(MultipleBrokersFailoverTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(MultipleBrokersFailoverTest.class);
 
     private static final String FAILOVER_VIRTUAL_HOST = "failover";
     private static final String NON_FAILOVER_VIRTUAL_HOST = "nonfailover";
@@ -208,7 +208,7 @@ public class MultipleBrokersFailoverTest extends QpidBrokerTestCase implements C
 
     private void awaitForFailoverCompletion(long delay) throws Exception
     {
-        _logger.info("Awaiting Failover completion..");
+        LOGGER.info("Awaiting Failover completion..");
         if (!_failoverComplete.await(delay, TimeUnit.MILLISECONDS))
         {
             fail("Failover did not complete within " + delay + "ms.");

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/client/prefetch/PrefetchBehaviourTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/client/prefetch/PrefetchBehaviourTest.java b/systests/src/test/java/org/apache/qpid/client/prefetch/PrefetchBehaviourTest.java
index 89cd108..330012f 100644
--- a/systests/src/test/java/org/apache/qpid/client/prefetch/PrefetchBehaviourTest.java
+++ b/systests/src/test/java/org/apache/qpid/client/prefetch/PrefetchBehaviourTest.java
@@ -43,7 +43,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
 
 public class PrefetchBehaviourTest extends QpidBrokerTestCase
 {
-    protected static final Logger _logger = LoggerFactory.getLogger(PrefetchBehaviourTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(PrefetchBehaviourTest.class);
     private Connection _normalConnection;
     private AtomicBoolean _exceptionCaught;
     private CountDownLatch _processingStarted;
@@ -86,9 +86,9 @@ public class PrefetchBehaviourTest extends QpidBrokerTestCase
             {
                 try
                 {
-                    _logger.debug("starting processing");
+                    LOGGER.debug("starting processing");
                     _processingStarted.countDown();
-                    _logger.debug("processing started");
+                    LOGGER.debug("processing started");
 
                     //simulate message processing
                     Thread.sleep(processingTime);
@@ -99,7 +99,7 @@ public class PrefetchBehaviourTest extends QpidBrokerTestCase
                 }
                 catch(Exception e)
                 {
-                    _logger.error("Exception caught in message listener");
+                    LOGGER.error("Exception caught in message listener");
                     _exceptionCaught.set(true);
                 }
             }
@@ -117,7 +117,7 @@ public class PrefetchBehaviourTest extends QpidBrokerTestCase
 
         //wait for the first message to start being processed by the async consumer
         assertTrue("Async processing failed to start in allowed timeframe", _processingStarted.await(2000, TimeUnit.MILLISECONDS));
-        _logger.debug("proceeding with test");
+        LOGGER.debug("proceeding with test");
 
         //try to consumer the other messages with another consumer while the async procesisng occurs
         Session normalSession = _normalConnection.createSession(true, Session.AUTO_ACKNOWLEDGE);
@@ -134,7 +134,7 @@ public class PrefetchBehaviourTest extends QpidBrokerTestCase
         assertNull("Consumer should not have received a 5th message",msg);
 
         //wait for the other consumer to finish to ensure it completes ok
-        _logger.debug("waiting for async consumer to complete");
+        LOGGER.debug("waiting for async consumer to complete");
         assertTrue("Async processing failed to complete in allowed timeframe", _processingStarted.await(processingTime + 2000, TimeUnit.MILLISECONDS));
         assertFalse("Unexpected exception during async message processing",_exceptionCaught.get());
     }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/client/ssl/SSLTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/client/ssl/SSLTest.java b/systests/src/test/java/org/apache/qpid/client/ssl/SSLTest.java
index c36eded..5703473 100644
--- a/systests/src/test/java/org/apache/qpid/client/ssl/SSLTest.java
+++ b/systests/src/test/java/org/apache/qpid/client/ssl/SSLTest.java
@@ -527,7 +527,7 @@ public class SSLTest extends QpidBrokerTestCase
             {
                 if(shouldSucceed)
                 {
-                    _logger.error("Caught unexpected exception",e);
+                    LOGGER.error("Caught unexpected exception",e);
                     fail("Connection failed, unexpected exception thrown");
                 }
                 else

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/exchange/ReturnUnroutableMandatoryMessageTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/exchange/ReturnUnroutableMandatoryMessageTest.java b/systests/src/test/java/org/apache/qpid/server/exchange/ReturnUnroutableMandatoryMessageTest.java
index afe76a8..af17308 100644
--- a/systests/src/test/java/org/apache/qpid/server/exchange/ReturnUnroutableMandatoryMessageTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/exchange/ReturnUnroutableMandatoryMessageTest.java
@@ -52,7 +52,7 @@ import org.apache.qpid.url.BindingURL;
 
 public class ReturnUnroutableMandatoryMessageTest extends QpidBrokerTestCase implements ExceptionListener
 {
-    private static final Logger _logger = LoggerFactory.getLogger(ReturnUnroutableMandatoryMessageTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(ReturnUnroutableMandatoryMessageTest.class);
 
     private final List<Message> _bouncedMessageList = Collections.synchronizedList(new ArrayList<Message>());
 
@@ -92,7 +92,7 @@ public class ReturnUnroutableMandatoryMessageTest extends QpidBrokerTestCase imp
             producerSession = (AMQSession) con2.createSession(false, Session.CLIENT_ACKNOWLEDGE);
 
             // Need to start the "producer" connection in order to receive bounced messages
-            _logger.info("Starting producer connection");
+            LOGGER.info("Starting producer connection");
             con2.start();
         }
         catch (JMSException jmse)
@@ -106,22 +106,22 @@ public class ReturnUnroutableMandatoryMessageTest extends QpidBrokerTestCase imp
             MessageProducer mandatoryProducer = producerSession.createProducer(queue);
 
             // First test - should neither be bounced nor routed
-            _logger.info("Sending non-routable non-mandatory message");
+            LOGGER.info("Sending non-routable non-mandatory message");
             TextMessage msg1 = producerSession.createTextMessage("msg1");
             nonMandatoryProducer.send(msg1);
 
             // Second test - should be bounced
-            _logger.info("Sending non-routable mandatory message");
+            LOGGER.info("Sending non-routable mandatory message");
             TextMessage msg2 = producerSession.createTextMessage("msg2");
             mandatoryProducer.send(msg2);
 
             // Third test - should be routed
-            _logger.info("Sending routable message");
+            LOGGER.info("Sending routable message");
             TextMessage msg3 = producerSession.createTextMessage("msg3");
             msg3.setStringProperty("F1000", "1");
             mandatoryProducer.send(msg3);
 
-            _logger.info("Starting consumer connection");
+            LOGGER.info("Starting consumer connection");
             con.start();
             TextMessage tm = (TextMessage) consumer.receive(1000L);
 
@@ -171,23 +171,23 @@ public class ReturnUnroutableMandatoryMessageTest extends QpidBrokerTestCase imp
         AMQSession producerSession = (AMQSession) con2.createSession(false, Session.CLIENT_ACKNOWLEDGE);
 
         // Need to start the "producer" connection in order to receive bounced messages
-        _logger.info("Starting producer connection");
+        LOGGER.info("Starting producer connection");
         con2.start();
 
         MessageProducer nonMandatoryProducer = producerSession.createProducer(valid_queue, false, false);
         MessageProducer mandatoryProducer = producerSession.createProducer(invalid_queue);
 
         // First test - should be routed
-        _logger.info("Sending non-mandatory message");
+        LOGGER.info("Sending non-mandatory message");
         TextMessage msg1 = producerSession.createTextMessage("msg1");
         nonMandatoryProducer.send(msg1);
 
         // Second test - should be bounced
-        _logger.info("Sending non-routable mandatory message");
+        LOGGER.info("Sending non-routable mandatory message");
         TextMessage msg2 = producerSession.createTextMessage("msg2");
         mandatoryProducer.send(msg2);
 
-        _logger.info("Starting consumer connection");
+        LOGGER.info("Starting consumer connection");
         con.start();
         TextMessage tm = (TextMessage) consumer.receive(1000L);
 
@@ -232,23 +232,23 @@ public class ReturnUnroutableMandatoryMessageTest extends QpidBrokerTestCase imp
         AMQSession producerSession = (AMQSession) con2.createSession(false, Session.CLIENT_ACKNOWLEDGE);
 
         // Need to start the "producer" connection in order to receive bounced messages
-        _logger.info("Starting producer connection");
+        LOGGER.info("Starting producer connection");
         con2.start();
 
         MessageProducer nonMandatoryProducer = producerSession.createProducer(valid_topic, false, false);
         MessageProducer mandatoryProducer = producerSession.createProducer(invalid_topic, false, true);
 
         // First test - should be routed
-        _logger.info("Sending non-mandatory message");
+        LOGGER.info("Sending non-mandatory message");
         TextMessage msg1 = producerSession.createTextMessage("msg1");
         nonMandatoryProducer.send(msg1);
 
         // Second test - should be bounced
-        _logger.info("Sending non-routable mandatory message");
+        LOGGER.info("Sending non-routable mandatory message");
         TextMessage msg2 = producerSession.createTextMessage("msg2");
         mandatoryProducer.send(msg2);
 
-        _logger.info("Starting consumer connection");
+        LOGGER.info("Starting consumer connection");
         con.start();
         TextMessage tm = (TextMessage) consumer.receive(1000L);
 
@@ -288,11 +288,11 @@ public class ReturnUnroutableMandatoryMessageTest extends QpidBrokerTestCase imp
             AMQNoRouteException noRoute = (AMQNoRouteException) linkedException;
             Message bounced = (Message) noRoute.getUndeliveredMessage();
             _bouncedMessageList.add(bounced);
-            _logger.info("Caught expected NoRouteException");
+            LOGGER.info("Caught expected NoRouteException");
         }
         else
         {
-            _logger.warn("Caught exception on producer: ", jmsException);
+            LOGGER.warn("Caught exception on producer: ", jmsException);
         }
     }
 }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/logging/ConsumerLoggingTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/logging/ConsumerLoggingTest.java b/systests/src/test/java/org/apache/qpid/server/logging/ConsumerLoggingTest.java
index af8edf4..ca7eca6 100644
--- a/systests/src/test/java/org/apache/qpid/server/logging/ConsumerLoggingTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/logging/ConsumerLoggingTest.java
@@ -31,6 +31,9 @@ import javax.jms.Queue;
 import javax.jms.Session;
 import javax.jms.Topic;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import org.apache.qpid.server.model.Consumer;
 
 /**
@@ -46,6 +49,8 @@ import org.apache.qpid.server.model.Consumer;
  */
 public class ConsumerLoggingTest extends AbstractTestLogging
 {
+    private static final Logger LOGGER = LoggerFactory.getLogger(ConsumerLoggingTest.class);
+
     static final String SUB_PREFIX = "SUB-";
 
     private Connection _connection;
@@ -323,7 +328,7 @@ public class ConsumerLoggingTest extends AbstractTestLogging
 
         Thread.sleep(2500l);
 
-        _logger.debug("Looking for SUB-1003s");
+        LOGGER.debug("Looking for SUB-1003s");
         List<String> results = waitAndFindMatches("SUB-1003");
 
         assertTrue("Expected at least two suspension messages, but got " + results.size(), results.size() >= 2);

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/queue/MultipleTransactedBatchProducerTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/queue/MultipleTransactedBatchProducerTest.java b/systests/src/test/java/org/apache/qpid/server/queue/MultipleTransactedBatchProducerTest.java
index ac26495..3c94162 100644
--- a/systests/src/test/java/org/apache/qpid/server/queue/MultipleTransactedBatchProducerTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/queue/MultipleTransactedBatchProducerTest.java
@@ -40,7 +40,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
 
 public class MultipleTransactedBatchProducerTest extends QpidBrokerTestCase
 {
-    private static final Logger _logger = LoggerFactory.getLogger(MultipleTransactedBatchProducerTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(MultipleTransactedBatchProducerTest.class);
 
     private static final int MESSAGE_COUNT = 1000;
     private static final int BATCH_SIZE = 50;
@@ -183,11 +183,11 @@ public class MultipleTransactedBatchProducerTest extends QpidBrokerTestCase
             }
             catch (JMSException e)
             {
-                _logger.error(_desc + " received exception: " + e.getMessage(), e);
+                LOGGER.error(_desc + " received exception: " + e.getMessage(), e);
                 failAsyncTest(e.getMessage());
             }
 
-            _logger.info("Consumer received message:"+ msgCount + " with ID: " + msgID);
+            LOGGER.info("Consumer received message:"+ msgCount + " with ID: " + msgID);
 
             try
             {
@@ -195,7 +195,7 @@ public class MultipleTransactedBatchProducerTest extends QpidBrokerTestCase
             }
             catch (JMSException e)
             {
-                _logger.error(_desc + " received exception: " + e.getMessage(), e);
+                LOGGER.error(_desc + " received exception: " + e.getMessage(), e);
                 failAsyncTest(e.getMessage());
             }
         }
@@ -224,7 +224,7 @@ public class MultipleTransactedBatchProducerTest extends QpidBrokerTestCase
             }
             catch (Exception e)
             {
-                _logger.error(_desc + " received exception: " + e.getMessage(), e);
+                LOGGER.error(_desc + " received exception: " + e.getMessage(), e);
                 failAsyncTest(e.getMessage());
             }
         }
@@ -242,14 +242,14 @@ public class MultipleTransactedBatchProducerTest extends QpidBrokerTestCase
         @Override
         public void onException(JMSException e)
         {
-            _logger.error(_desc + " received exception: " + e.getMessage(), e);
+            LOGGER.error(_desc + " received exception: " + e.getMessage(), e);
             failAsyncTest(e.getMessage());
         }
     }
 
     private void failAsyncTest(String msg)
     {
-        _logger.error("Failing test because: " + msg);
+        LOGGER.error("Failing test because: " + msg);
         _failMsg = msg;
     }
 }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/queue/PriorityQueueTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/queue/PriorityQueueTest.java b/systests/src/test/java/org/apache/qpid/server/queue/PriorityQueueTest.java
index 0ae0556..21ed1e7 100644
--- a/systests/src/test/java/org/apache/qpid/server/queue/PriorityQueueTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/queue/PriorityQueueTest.java
@@ -259,7 +259,7 @@ public class PriorityQueueTest extends QpidBrokerTestCase
 
     private static class ReflectingMessageListener implements MessageListener
     {
-        private static final Logger _logger = LoggerFactory.getLogger(PriorityQueueTest.ReflectingMessageListener.class);
+        private static final Logger LOGGER = LoggerFactory.getLogger(PriorityQueueTest.ReflectingMessageListener.class);
 
         private Session _prodSess;
         private Session _consSess;
@@ -285,7 +285,7 @@ public class PriorityQueueTest extends QpidBrokerTestCase
             {
                 _latch.countDown();
                 long msgNum = _origCount - _latch.getCount();
-                _logger.info("Received message " + msgNum + " with ID: " + message.getIntProperty("msg"));
+                LOGGER.info("Received message " + msgNum + " with ID: " + message.getIntProperty("msg"));
 
                 if(_latch.getCount() > 0)
                 {
@@ -302,7 +302,7 @@ public class PriorityQueueTest extends QpidBrokerTestCase
             }
             catch(Throwable t)
             {
-                _logger.error(t.getMessage(), t);
+                LOGGER.error(t.getMessage(), t);
                 _lastThrown = t;
             }
         }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/queue/ProducerFlowControlTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/queue/ProducerFlowControlTest.java b/systests/src/test/java/org/apache/qpid/server/queue/ProducerFlowControlTest.java
index 0fc215d..062479c 100644
--- a/systests/src/test/java/org/apache/qpid/server/queue/ProducerFlowControlTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/queue/ProducerFlowControlTest.java
@@ -52,7 +52,7 @@ import org.apache.qpid.test.utils.TestBrokerConfiguration;
 
 public class ProducerFlowControlTest extends AbstractTestLogging
 {
-    private static final Logger _logger = LoggerFactory.getLogger(ProducerFlowControlTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(ProducerFlowControlTest.class);
 
     private Connection _producerConnection;
     private Connection _consumerConnection;

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/queue/QueueDepthWithSelectorTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/queue/QueueDepthWithSelectorTest.java b/systests/src/test/java/org/apache/qpid/server/queue/QueueDepthWithSelectorTest.java
index 8947d73..3383e7f 100644
--- a/systests/src/test/java/org/apache/qpid/server/queue/QueueDepthWithSelectorTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/queue/QueueDepthWithSelectorTest.java
@@ -29,6 +29,9 @@ import javax.jms.MessageProducer;
 import javax.jms.Queue;
 import javax.jms.Session;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import org.apache.qpid.QpidException;
 import org.apache.qpid.test.utils.QpidBrokerTestCase;
 
@@ -41,6 +44,8 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
  */
 public class QueueDepthWithSelectorTest extends QpidBrokerTestCase
 {
+    private static final Logger LOGGER = LoggerFactory.getLogger(QueueDepthWithSelectorTest.class);
+
     protected final String VHOST = "test";
     protected final String QUEUE = this.getClass().getName();
 
@@ -81,17 +86,17 @@ public class QueueDepthWithSelectorTest extends QpidBrokerTestCase
     public void test() throws Exception
     {
         //Send messages
-        _logger.info("Starting to send messages");
+        LOGGER.info("Starting to send messages");
         for (int msg = 0; msg < MSG_COUNT; msg++)
         {
             _producer.send(nextMessage(msg));
         }
-        _logger.info("Closing connection");
+        LOGGER.info("Closing connection");
         //Close the connection.. .giving the broker time to clean up its state.
         _producerConnection.close();
 
         //Verify we get all the messages.
-        _logger.info("Verifying messages");
+        LOGGER.info("Verifying messages");
         verifyAllMessagesRecevied(50);
         verifyBrokerState(0);
 
@@ -99,7 +104,7 @@ public class QueueDepthWithSelectorTest extends QpidBrokerTestCase
         _clientConnection.close();
 
         //Verify Broker state
-        _logger.info("Verifying broker state");
+        LOGGER.info("Verifying broker state");
         verifyBrokerState(0);
     }
 

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/server/queue/TimeToLiveTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/server/queue/TimeToLiveTest.java b/systests/src/test/java/org/apache/qpid/server/queue/TimeToLiveTest.java
index 62b3882..918bdde 100644
--- a/systests/src/test/java/org/apache/qpid/server/queue/TimeToLiveTest.java
+++ b/systests/src/test/java/org/apache/qpid/server/queue/TimeToLiveTest.java
@@ -45,7 +45,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
 
 public class TimeToLiveTest extends QpidBrokerTestCase
 {
-    private static final Logger _logger = LoggerFactory.getLogger(TimeToLiveTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(TimeToLiveTest.class);
 
     protected final String QUEUE = "TimeToLiveQueue";
 
@@ -162,9 +162,9 @@ public class TimeToLiveTest extends QpidBrokerTestCase
         Message receivedThird = consumer.receive(_shortReceiveTimeout);
 
         // Log the messages to help diagnosis incase of failure
-        _logger.info("First:"+receivedFirst);
-        _logger.info("Second:"+receivedSecond);
-        _logger.info("Third:"+receivedThird);
+        LOGGER.info("First:"+receivedFirst);
+        LOGGER.info("Second:"+receivedSecond);
+        LOGGER.info("Third:"+receivedThird);
 
         // Only first and last messages sent should survive expiry
         Assert.assertNull("More messages received", receivedThird);
@@ -317,9 +317,9 @@ public class TimeToLiveTest extends QpidBrokerTestCase
         Message receivedThird = durableSubscriber.receive(getShortReceiveTimeout());
         
         // Log the messages to help diagnosis incase of failure
-        _logger.info("First:"+receivedFirst);
-        _logger.info("Second:"+receivedSecond);
-        _logger.info("Third:"+receivedThird);
+        LOGGER.info("First:"+receivedFirst);
+        LOGGER.info("Second:"+receivedSecond);
+        LOGGER.info("Third:"+receivedThird);
 
         // Only first and last messages sent should survive expiry
         Assert.assertNull("More messages received", receivedThird); 

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/test/client/CloseOnNoRouteForMandatoryMessageTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/test/client/CloseOnNoRouteForMandatoryMessageTest.java b/systests/src/test/java/org/apache/qpid/test/client/CloseOnNoRouteForMandatoryMessageTest.java
index 6f2c532..5a86be1 100644
--- a/systests/src/test/java/org/apache/qpid/test/client/CloseOnNoRouteForMandatoryMessageTest.java
+++ b/systests/src/test/java/org/apache/qpid/test/client/CloseOnNoRouteForMandatoryMessageTest.java
@@ -42,7 +42,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
  */
 public class CloseOnNoRouteForMandatoryMessageTest extends QpidBrokerTestCase
 {
-    private static final Logger _logger = LoggerFactory.getLogger(CloseOnNoRouteForMandatoryMessageTest.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(CloseOnNoRouteForMandatoryMessageTest.class);
 
     private Connection _connection;
     private UnroutableMessageTestExceptionListener _testExceptionListener = new UnroutableMessageTestExceptionListener();
@@ -70,7 +70,7 @@ public class CloseOnNoRouteForMandatoryMessageTest extends QpidBrokerTestCase
         }
         catch (IllegalStateException ise)
         {
-            _logger.debug("Caught exception", ise);
+            LOGGER.debug("Caught exception", ise);
             //The session was marked closed even before we had a chance to call commit on it
             assertTrue("ISE did not indicate closure", ise.getMessage().contains("closed"));
         }

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/test/client/QueueBrowserAutoAckTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/test/client/QueueBrowserAutoAckTest.java b/systests/src/test/java/org/apache/qpid/test/client/QueueBrowserAutoAckTest.java
index 72225de..c2c7aeb 100644
--- a/systests/src/test/java/org/apache/qpid/test/client/QueueBrowserAutoAckTest.java
+++ b/systests/src/test/java/org/apache/qpid/test/client/QueueBrowserAutoAckTest.java
@@ -31,6 +31,10 @@ import javax.jms.QueueBrowser;
 import javax.jms.Session;
 import javax.jms.TextMessage;
 import javax.naming.NamingException;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import org.apache.qpid.QpidException;
 import org.apache.qpid.client.AMQDestination;
 import org.apache.qpid.client.AMQSession;
@@ -38,6 +42,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
 
 public class QueueBrowserAutoAckTest extends QpidBrokerTestCase
 {
+    private static final Logger LOGGER = LoggerFactory.getLogger(QueueBrowserAutoAckTest.class);
     protected Connection _clientConnection;
     protected Session _clientSession;
     protected Queue _queue;
@@ -125,14 +130,14 @@ public class QueueBrowserAutoAckTest extends QpidBrokerTestCase
     {
 
         // create QueueBrowser
-        _logger.info("Creating Queue Browser");
+        LOGGER.info("Creating Queue Browser");
 
         QueueBrowser queueBrowser = _clientSession.createBrowser(_queue);
 
         // check for messages
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug("Checking for " + expectedDepth + " messages with QueueBrowser");
+            LOGGER.debug("Checking for " + expectedDepth + " messages with QueueBrowser");
         }
 
         //Check what the session believes the queue count to be.
@@ -161,9 +166,9 @@ public class QueueBrowserAutoAckTest extends QpidBrokerTestCase
             msgCount++;
         }
 
-        if (_logger.isDebugEnabled())
+        if (LOGGER.isDebugEnabled())
         {
-            _logger.debug("Found " + msgCount + " messages total in browser");
+            LOGGER.debug("Found " + msgCount + " messages total in browser");
         }
 
         // check to see if all messages found
@@ -210,7 +215,7 @@ public class QueueBrowserAutoAckTest extends QpidBrokerTestCase
 
         for (int count = 0; count < browserEnumerationCount; count++)
         {
-            _logger.info("Checking getEnumeration:" + count);
+            LOGGER.info("Checking getEnumeration:" + count);
             Enumeration msgs = queueBrowser.getEnumeration();
 
             int msgCount = 0;
@@ -309,7 +314,7 @@ public class QueueBrowserAutoAckTest extends QpidBrokerTestCase
 
         MessageConsumer consumer = session.createConsumer(_queue);
 
-        _logger.info("Verify messages are still on the queue");
+        LOGGER.info("Verify messages are still on the queue");
 
         Message tempMsg;
 
@@ -325,7 +330,7 @@ public class QueueBrowserAutoAckTest extends QpidBrokerTestCase
         //Close this new connection
         connection.close();
 
-        _logger.info("All messages received from queue");
+        LOGGER.info("All messages received from queue");
 
         //ensure no message left.
         checkQueueDepth(0);

http://git-wip-us.apache.org/repos/asf/qpid-broker-j/blob/7884dc92/systests/src/test/java/org/apache/qpid/test/client/RollbackOrderTest.java
----------------------------------------------------------------------
diff --git a/systests/src/test/java/org/apache/qpid/test/client/RollbackOrderTest.java b/systests/src/test/java/org/apache/qpid/test/client/RollbackOrderTest.java
index f649fde..ea3352e 100644
--- a/systests/src/test/java/org/apache/qpid/test/client/RollbackOrderTest.java
+++ b/systests/src/test/java/org/apache/qpid/test/client/RollbackOrderTest.java
@@ -33,6 +33,8 @@ import javax.jms.Queue;
 import javax.jms.Session;
 
 import junit.framework.AssertionFailedError;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import org.apache.qpid.test.utils.QpidBrokerTestCase;
 
@@ -87,7 +89,7 @@ import org.apache.qpid.test.utils.QpidBrokerTestCase;
  */
 public class RollbackOrderTest extends QpidBrokerTestCase
 {
-
+    private static final Logger LOGGER = LoggerFactory.getLogger(RollbackOrderTest.class);
     private Connection _connection;
     private Queue _queue;
     private Session _session;
@@ -153,7 +155,7 @@ public class RollbackOrderTest extends QpidBrokerTestCase
                 }
                 catch (JMSException e)
                 {
-                    _logger.error("Error:" + e.getMessage(), e);
+                    LOGGER.error("Error:" + e.getMessage(), e);
                     exceptions[(int)count.getCount()] = e;
                 }
                 catch (AssertionFailedError cf)
@@ -164,7 +166,7 @@ public class RollbackOrderTest extends QpidBrokerTestCase
                         count.countDown();
                     }
 
-                    _logger.error("Error:" + cf.getMessage(), cf);
+                    LOGGER.error("Error:" + cf.getMessage(), cf);
                     failed.set(true);
                 }
             }
@@ -179,7 +181,7 @@ public class RollbackOrderTest extends QpidBrokerTestCase
         {
             if (e != null)
             {
-                _logger.error("Encountered exception", e);
+                LOGGER.error("Encountered exception", e);
                 failed.set(true);
             }
         }


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