ROCKETMQ-18 Fix the conflicts between code and check style.

broker/src/main/java/org/apache/rocketmq/broker/BrokerController.java

@@ -205,7 +205,7 @@ public class BrokerController {
                 this.messageStore =
                     new DefaultMessageStore(this.messageStoreConfig, this.brokerStatsManager, this.messageArrivingListener,
                         this.brokerConfig);
-                this.brokerStats = new BrokerStats((DefaultMessageStore)this.messageStore);
+                this.brokerStats = new BrokerStats((DefaultMessageStore) this.messageStore);
                 //load plugin
                 MessageStorePluginContext context = new MessageStorePluginContext(messageStoreConfig, brokerStatsManager, messageArrivingListener, brokerConfig);
                 this.messageStore = MessageStoreFactory.build(context, this.messageStore);
@@ -219,7 +219,7 @@ public class BrokerController {
 
         if (result) {
             this.remotingServer = new NettyRemotingServer(this.nettyServerConfig, this.clientHousekeepingService);
-            NettyServerConfig fastConfig = (NettyServerConfig)this.nettyServerConfig.clone();
+            NettyServerConfig fastConfig = (NettyServerConfig) this.nettyServerConfig.clone();
             fastConfig.setListenPort(nettyServerConfig.getListenPort() - 2);
             this.fastRemotingServer = new NettyRemotingServer(fastConfig, this.clientHousekeepingService);
             this.sendMessageExecutor = new BrokerFixedThreadPoolExecutor(

broker/src/main/java/org/apache/rocketmq/broker/BrokerStartup.java

@@ -178,7 +178,7 @@ public class BrokerStartup {
             }
 
             messageStoreConfig.setHaListenPort(nettyServerConfig.getListenPort() + 1);
-            LoggerContext lc = (LoggerContext)LoggerFactory.getILoggerFactory();
+            LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
             JoranConfigurator configurator = new JoranConfigurator();
             configurator.setContext(lc);
             lc.reset();

broker/src/main/java/org/apache/rocketmq/broker/client/ClientChannelInfo.java

@@ -68,7 +68,7 @@ public class ClientChannelInfo {
         result = prime * result + ((channel == null) ? 0 : channel.hashCode());
         result = prime * result + ((clientId == null) ? 0 : clientId.hashCode());
         result = prime * result + ((language == null) ? 0 : language.hashCode());
-        result = prime * result + (int)(lastUpdateTimestamp ^ (lastUpdateTimestamp >>> 32));
+        result = prime * result + (int) (lastUpdateTimestamp ^ (lastUpdateTimestamp >>> 32));
         result = prime * result + version;
         return result;
     }
@@ -81,7 +81,7 @@ public class ClientChannelInfo {
             return false;
         if (getClass() != obj.getClass())
             return false;
-        ClientChannelInfo other = (ClientChannelInfo)obj;
+        ClientChannelInfo other = (ClientChannelInfo) obj;
         if (channel == null) {
             if (other.channel != null)
                 return false;

broker/src/main/java/org/apache/rocketmq/broker/latency/BrokerFastFailure.java

@@ -39,8 +39,8 @@ public class BrokerFastFailure {
 
     public static RequestTask castRunnable(final Runnable runnable) {
         try {
-            FutureTaskExt object = (FutureTaskExt)runnable;
-            return (RequestTask)object.getRunnable();
+            FutureTaskExt object = (FutureTaskExt) runnable;
+            return (RequestTask) object.getRunnable();
         } catch (Throwable e) {
             log.error(String.format("castRunnable exception, %s", runnable.getClass().getName()), e);
         }

broker/src/main/java/org/apache/rocketmq/broker/longpolling/ManyPullRequest.java

@@ -32,7 +32,7 @@ public class ManyPullRequest {
 
     public synchronized List<PullRequest> cloneListAndClear() {
         if (!this.pullRequestList.isEmpty()) {
-            List<PullRequest> result = (ArrayList<PullRequest>)this.pullRequestList.clone();
+            List<PullRequest> result = (ArrayList<PullRequest>) this.pullRequestList.clone();
             this.pullRequestList.clear();
             return result;
         }

broker/src/main/java/org/apache/rocketmq/broker/out/BrokerOuterAPI.java

@@ -169,7 +169,7 @@ public class BrokerOuterAPI {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 RegisterBrokerResponseHeader responseHeader =
-                    (RegisterBrokerResponseHeader)response.decodeCommandCustomHeader(RegisterBrokerResponseHeader.class);
+                    (RegisterBrokerResponseHeader) response.decodeCommandCustomHeader(RegisterBrokerResponseHeader.class);
                 RegisterBrokerResult result = new RegisterBrokerResult();
                 result.setMasterAddr(responseHeader.getMasterAddr());
                 result.setHaServerAddr(responseHeader.getHaServerAddr());

broker/src/main/java/org/apache/rocketmq/broker/plugin/MessageStoreFactory.java

@@ -34,7 +34,7 @@ public final class MessageStoreFactory {
                 String pluginClass = pluginClasses[i];
                 try {
                     @SuppressWarnings("unchecked")
-                    Class<AbstractPluginMessageStore> clazz = (Class<AbstractPluginMessageStore>)Class.forName(pluginClass);
+                    Class<AbstractPluginMessageStore> clazz = (Class<AbstractPluginMessageStore>) Class.forName(pluginClass);
                     Constructor<AbstractPluginMessageStore> construct = clazz.getConstructor(MessageStorePluginContext.class, MessageStore.class);
                     messageStore = construct.newInstance(context, messageStore);
                 } catch (Throwable e) {

broker/src/main/java/org/apache/rocketmq/broker/processor/AbstractSendMessageProcessor.java

@@ -283,12 +283,12 @@ public abstract class AbstractSendMessageProcessor implements NettyRequestProces
         switch (request.getCode()) {
             case RequestCode.SEND_MESSAGE_V2:
                 requestHeaderV2 =
-                    (SendMessageRequestHeaderV2)request
+                    (SendMessageRequestHeaderV2) request
                         .decodeCommandCustomHeader(SendMessageRequestHeaderV2.class);
             case RequestCode.SEND_MESSAGE:
                 if (null == requestHeaderV2) {
                     requestHeader =
-                        (SendMessageRequestHeader)request
+                        (SendMessageRequestHeader) request
                             .decodeCommandCustomHeader(SendMessageRequestHeader.class);
                 } else {
                     requestHeader = SendMessageRequestHeaderV2.createSendMessageRequestHeaderV1(requestHeaderV2);
@@ -305,7 +305,7 @@ public abstract class AbstractSendMessageProcessor implements NettyRequestProces
                 try {
                     if (response != null) {
                         final SendMessageResponseHeader responseHeader =
-                            (SendMessageResponseHeader)response.readCustomHeader();
+                            (SendMessageResponseHeader) response.readCustomHeader();
                         context.setMsgId(responseHeader.getMsgId());
                         context.setQueueId(responseHeader.getQueueId());
                         context.setQueueOffset(responseHeader.getQueueOffset());

broker/src/main/java/org/apache/rocketmq/broker/processor/ClientManageProcessor.java

@@ -125,7 +125,7 @@ public class ClientManageProcessor implements NettyRequestProcessor {
         final RemotingCommand response =
             RemotingCommand.createResponseCommand(UnregisterClientResponseHeader.class);
         final UnregisterClientRequestHeader requestHeader =
-            (UnregisterClientRequestHeader)request
+            (UnregisterClientRequestHeader) request
                 .decodeCommandCustomHeader(UnregisterClientRequestHeader.class);
 
         ClientChannelInfo clientChannelInfo = new ClientChannelInfo(

broker/src/main/java/org/apache/rocketmq/broker/processor/ConsumerManageProcessor.java

@@ -72,7 +72,7 @@ public class ConsumerManageProcessor implements NettyRequestProcessor {
         final RemotingCommand response =
             RemotingCommand.createResponseCommand(GetConsumerListByGroupResponseHeader.class);
         final GetConsumerListByGroupRequestHeader requestHeader =
-            (GetConsumerListByGroupRequestHeader)request
+            (GetConsumerListByGroupRequestHeader) request
                 .decodeCommandCustomHeader(GetConsumerListByGroupRequestHeader.class);
 
         ConsumerGroupInfo consumerGroupInfo =
@@ -106,7 +106,7 @@ public class ConsumerManageProcessor implements NettyRequestProcessor {
         final RemotingCommand response =
             RemotingCommand.createResponseCommand(UpdateConsumerOffsetResponseHeader.class);
         final UpdateConsumerOffsetRequestHeader requestHeader =
-            (UpdateConsumerOffsetRequestHeader)request
+            (UpdateConsumerOffsetRequestHeader) request
                 .decodeCommandCustomHeader(UpdateConsumerOffsetRequestHeader.class);
         this.brokerController.getConsumerOffsetManager().commitOffset(RemotingHelper.parseChannelRemoteAddr(ctx.channel()), requestHeader.getConsumerGroup(),
             requestHeader.getTopic(), requestHeader.getQueueId(), requestHeader.getCommitOffset());
@@ -120,9 +120,9 @@ public class ConsumerManageProcessor implements NettyRequestProcessor {
         final RemotingCommand response =
             RemotingCommand.createResponseCommand(QueryConsumerOffsetResponseHeader.class);
         final QueryConsumerOffsetResponseHeader responseHeader =
-            (QueryConsumerOffsetResponseHeader)response.readCustomHeader();
+            (QueryConsumerOffsetResponseHeader) response.readCustomHeader();
         final QueryConsumerOffsetRequestHeader requestHeader =
-            (QueryConsumerOffsetRequestHeader)request
+            (QueryConsumerOffsetRequestHeader) request
                 .decodeCommandCustomHeader(QueryConsumerOffsetRequestHeader.class);
 
         long offset =

broker/src/main/java/org/apache/rocketmq/broker/processor/EndTransactionProcessor.java

@@ -49,7 +49,7 @@ public class EndTransactionProcessor implements NettyRequestProcessor {
     public RemotingCommand processRequest(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         final RemotingCommand response = RemotingCommand.createResponseCommand(null);
         final EndTransactionRequestHeader requestHeader =
-            (EndTransactionRequestHeader)request.decodeCommandCustomHeader(EndTransactionRequestHeader.class);
+            (EndTransactionRequestHeader) request.decodeCommandCustomHeader(EndTransactionRequestHeader.class);
 
         if (requestHeader.getFromTransactionCheck()) {
             switch (requestHeader.getCommitOrRollback()) {

broker/src/main/java/org/apache/rocketmq/broker/processor/PullMessageProcessor.java

@@ -81,9 +81,9 @@ public class PullMessageProcessor implements NettyRequestProcessor {
     private RemotingCommand processRequest(final Channel channel, RemotingCommand request, boolean brokerAllowSuspend)
         throws RemotingCommandException {
         RemotingCommand response = RemotingCommand.createResponseCommand(PullMessageResponseHeader.class);
-        final PullMessageResponseHeader responseHeader = (PullMessageResponseHeader)response.readCustomHeader();
+        final PullMessageResponseHeader responseHeader = (PullMessageResponseHeader) response.readCustomHeader();
         final PullMessageRequestHeader requestHeader =
-            (PullMessageRequestHeader)request.decodeCommandCustomHeader(PullMessageRequestHeader.class);
+            (PullMessageRequestHeader) request.decodeCommandCustomHeader(PullMessageRequestHeader.class);
 
         response.setOpaque(request.getOpaque());
 
@@ -335,7 +335,7 @@ public class PullMessageProcessor implements NettyRequestProcessor {
                         final byte[] r = this.readGetMessageResult(getMessageResult, requestHeader.getConsumerGroup(), requestHeader.getTopic(), requestHeader.getQueueId());
                         this.brokerController.getBrokerStatsManager().incGroupGetLatency(requestHeader.getConsumerGroup(),
                             requestHeader.getTopic(), requestHeader.getQueueId(),
-                            (int)(this.brokerController.getMessageStore().now() - beginTimeMills));
+                            (int) (this.brokerController.getMessageStore().now() - beginTimeMills));
                         response.setBody(r);
                     } else {
                         try {

broker/src/main/java/org/apache/rocketmq/broker/processor/QueryMessageProcessor.java

@@ -72,9 +72,9 @@ public class QueryMessageProcessor implements NettyRequestProcessor {
         final RemotingCommand response =
             RemotingCommand.createResponseCommand(QueryMessageResponseHeader.class);
         final QueryMessageResponseHeader responseHeader =
-            (QueryMessageResponseHeader)response.readCustomHeader();
+            (QueryMessageResponseHeader) response.readCustomHeader();
         final QueryMessageRequestHeader requestHeader =
-            (QueryMessageRequestHeader)request
+            (QueryMessageRequestHeader) request
                 .decodeCommandCustomHeader(QueryMessageRequestHeader.class);
 
         response.setOpaque(request.getOpaque());
@@ -127,7 +127,7 @@ public class QueryMessageProcessor implements NettyRequestProcessor {
         throws RemotingCommandException {
         final RemotingCommand response = RemotingCommand.createResponseCommand(null);
         final ViewMessageRequestHeader requestHeader =
-            (ViewMessageRequestHeader)request.decodeCommandCustomHeader(ViewMessageRequestHeader.class);
+            (ViewMessageRequestHeader) request.decodeCommandCustomHeader(ViewMessageRequestHeader.class);
 
         response.setOpaque(request.getOpaque());
 

broker/src/main/java/org/apache/rocketmq/broker/processor/SendMessageProcessor.java

@@ -89,7 +89,7 @@ public class SendMessageProcessor extends AbstractSendMessageProcessor implement
         throws RemotingCommandException {
         final RemotingCommand response = RemotingCommand.createResponseCommand(null);
         final ConsumerSendMsgBackRequestHeader requestHeader =
-            (ConsumerSendMsgBackRequestHeader)request.decodeCommandCustomHeader(ConsumerSendMsgBackRequestHeader.class);
+            (ConsumerSendMsgBackRequestHeader) request.decodeCommandCustomHeader(ConsumerSendMsgBackRequestHeader.class);
 
         if (this.hasConsumeMessageHook() && !UtilAll.isBlank(requestHeader.getOriginMsgId())) {
 
@@ -244,7 +244,7 @@ public class SendMessageProcessor extends AbstractSendMessageProcessor implement
         final SendMessageRequestHeader requestHeader) throws RemotingCommandException {
 
         final RemotingCommand response = RemotingCommand.createResponseCommand(SendMessageResponseHeader.class);
-        final SendMessageResponseHeader responseHeader = (SendMessageResponseHeader)response.readCustomHeader();
+        final SendMessageResponseHeader responseHeader = (SendMessageResponseHeader) response.readCustomHeader();
 
         response.setOpaque(request.getOpaque());
 
@@ -415,7 +415,7 @@ public class SendMessageProcessor extends AbstractSendMessageProcessor implement
 
                     int commercialBaseCount = brokerController.getBrokerConfig().getCommercialBaseCount();
                     int wroteSize = putMessageResult.getAppendMessageResult().getWroteBytes();
-                    int incValue = (int)Math.ceil(wroteSize / BrokerStatsManager.SIZE_PER_COUNT) * commercialBaseCount;
+                    int incValue = (int) Math.ceil(wroteSize / BrokerStatsManager.SIZE_PER_COUNT) * commercialBaseCount;
 
                     sendMessageContext.setCommercialSendStats(BrokerStatsManager.StatsType.SEND_SUCCESS);
                     sendMessageContext.setCommercialSendTimes(incValue);
@@ -426,7 +426,7 @@ public class SendMessageProcessor extends AbstractSendMessageProcessor implement
             } else {
                 if (hasSendMessageHook()) {
                     int wroteSize = request.getBody().length;
-                    int incValue = (int)Math.ceil(wroteSize / BrokerStatsManager.SIZE_PER_COUNT);
+                    int incValue = (int) Math.ceil(wroteSize / BrokerStatsManager.SIZE_PER_COUNT);
 
                     sendMessageContext.setCommercialSendStats(BrokerStatsManager.StatsType.SEND_FAILURE);
                     sendMessageContext.setCommercialSendTimes(incValue);

broker/src/test/java/org/apache/rocketmq/broker/BrokerTestHarness.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: SendMessageTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
+ *
+ * $Id: SendMessageTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
  */
 
 /**

broker/src/test/java/org/apache/rocketmq/broker/api/SendMessageTest.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: SendMessageTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
+ *
+ * $Id: SendMessageTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
  */
 
 /**

broker/src/test/java/org/apache/rocketmq/broker/offset/ConsumerOffsetManagerTest.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: ConsumerOffsetManagerTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
+ *
+ * $Id: ConsumerOffsetManagerTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
  */
 
 /**

broker/src/test/java/org/apache/rocketmq/broker/topic/TopicConfigManagerTest.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: TopicConfigManagerTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
+ *
+ * $Id: TopicConfigManagerTest.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
  */
 
 /**

client/src/main/java/org/apache/rocketmq/client/ClientConfig.java

@@ -22,7 +22,6 @@ import org.apache.rocketmq.remoting.common.RemotingUtil;
 
 /**
  * Client Common configuration
- *
  */
 public class ClientConfig {
     public static final String SEND_MESSAGE_WITH_VIP_CHANNEL_PROPERTY = "com.rocketmq.sendMessageWithVIPChannel";

client/src/main/java/org/apache/rocketmq/client/MQAdmin.java

@@ -24,19 +24,14 @@ import org.apache.rocketmq.remoting.exception.RemotingException;
 
 /**
  * Base interface for MQ management
- *
  */
 public interface MQAdmin {
     /**
      * Creates an topic
      *
-     * @param key
-     *         accesskey
-     * @param newTopic
-     *         topic name
-     * @param queueNum
-     *         topic's queue number
-     *
+     * @param key accesskey
+     * @param newTopic topic name
+     * @param queueNum topic's queue number
      * @throws MQClientException
      */
     void createTopic(final String key, final String newTopic, final int queueNum)
@@ -45,15 +40,10 @@ public interface MQAdmin {
     /**
      * Creates an topic
      *
-     * @param key
-     *         accesskey
-     * @param newTopic
-     *         topic name
-     * @param queueNum
-     *         topic's queue number
-     * @param topicSysFlag
-     *         topic system flag
-     *
+     * @param key accesskey
+     * @param newTopic topic name
+     * @param queueNum topic's queue number
+     * @param topicSysFlag topic system flag
      * @throws MQClientException
      */
     void createTopic(String key, String newTopic, int queueNum, int topicSysFlag)
@@ -63,13 +53,9 @@ public interface MQAdmin {
      * Gets the message queue offset according to some time in milliseconds<br>
      * be cautious to call because of more IO overhead
      *
-     * @param mq
-     *         Instance of MessageQueue
-     * @param timestamp
-     *         from when in milliseconds.
-     *
+     * @param mq Instance of MessageQueue
+     * @param timestamp from when in milliseconds.
      * @return offset
-     *
      * @throws MQClientException
      */
     long searchOffset(final MessageQueue mq, final long timestamp) throws MQClientException;
@@ -77,11 +63,8 @@ public interface MQAdmin {
     /**
      * Gets the max offset
      *
-     * @param mq
-     *         Instance of MessageQueue
-     *
+     * @param mq Instance of MessageQueue
      * @return the max offset
-     *
      * @throws MQClientException
      */
     long maxOffset(final MessageQueue mq) throws MQClientException;
@@ -89,11 +72,8 @@ public interface MQAdmin {
     /**
      * Gets the minimum offset
      *
-     * @param mq
-     *         Instance of MessageQueue
-     *
+     * @param mq Instance of MessageQueue
      * @return the minimum offset
-     *
      * @throws MQClientException
      */
     long minOffset(final MessageQueue mq) throws MQClientException;
@@ -101,11 +81,8 @@ public interface MQAdmin {
     /**
      * Gets the earliest stored message time
      *
-     * @param mq
-     *         Instance of MessageQueue
-     *
+     * @param mq Instance of MessageQueue
      * @return the time in microseconds
-     *
      * @throws MQClientException
      */
     long earliestMsgStoreTime(final MessageQueue mq) throws MQClientException;
@@ -113,11 +90,8 @@ public interface MQAdmin {
     /**
      * Query message according tto message id
      *
-     * @param offsetMsgId
-     *         message id
-     *
+     * @param offsetMsgId message id
      * @return message
-     *
      * @throws InterruptedException
      * @throws MQBrokerException
      * @throws RemotingException
@@ -129,19 +103,12 @@ public interface MQAdmin {
     /**
      * Query messages
      *
-     * @param topic
-     *         message topic
-     * @param key
-     *         message key index word
-     * @param maxNum
-     *         max message number
-     * @param begin
-     *         from when
-     * @param end
-     *         to when
-     *
+     * @param topic message topic
+     * @param key message key index word
+     * @param maxNum max message number
+     * @param begin from when
+     * @param end to when
      * @return Instance of QueryResult
-     *
      * @throws MQClientException
      * @throws InterruptedException
      */
@@ -149,7 +116,6 @@ public interface MQAdmin {
         final long end) throws MQClientException, InterruptedException;
 
     /**
-
      * @param topic
      * @param msgId
      * @return The {@code MessageExt} of given msgId

client/src/main/java/org/apache/rocketmq/client/Validators.java

@@ -28,7 +28,6 @@ import org.apache.rocketmq.common.protocol.ResponseCode;
 
 /**
  * Common Validator
- *
  */
 public class Validators {
     public static final String VALID_PATTERN_STR = "^[%|a-zA-Z0-9_-]+$";
@@ -38,7 +37,6 @@ public class Validators {
     /**
      * @param origin
      * @param patternStr
-     *
      * @return The resulting {@code String}
      */
     public static String getGroupWithRegularExpression(String origin, String patternStr) {
@@ -54,7 +52,6 @@ public class Validators {
      * Validate group
      *
      * @param group
-     *
      * @throws MQClientException
      */
     public static void checkGroup(String group) throws MQClientException {
@@ -74,9 +71,7 @@ public class Validators {
     /**
      * @param origin
      * @param pattern
-     *
-     * @return <tt>true</tt> if, and only if, the entire origin sequence
-     *          matches this matcher's pattern
+     * @return <tt>true</tt> if, and only if, the entire origin sequence matches this matcher's pattern
      */
     public static boolean regularExpressionMatcher(String origin, Pattern pattern) {
         if (pattern == null) {
@@ -91,7 +86,6 @@ public class Validators {
      *
      * @param msg
      * @param defaultMQProducer
-     *
      * @throws MQClientException
      */
     public static void checkMessage(Message msg, DefaultMQProducer defaultMQProducer)
@@ -120,7 +114,6 @@ public class Validators {
      * Validate topic
      *
      * @param topic
-     *
      * @throws MQClientException
      */
     public static void checkTopic(String topic) throws MQClientException {

client/src/main/java/org/apache/rocketmq/client/consumer/DefaultMQPullConsumer.java

@@ -35,7 +35,6 @@ import org.apache.rocketmq.remoting.exception.RemotingException;
 
 /**
  * Default pulling consumer
- *
  */
 public class DefaultMQPullConsumer extends ClientConfig implements MQPullConsumer {
     protected final transient DefaultMQPullConsumerImpl defaultMQPullConsumerImpl;

client/src/main/java/org/apache/rocketmq/client/consumer/MQConsumer.java

@@ -26,7 +26,6 @@ import org.apache.rocketmq.remoting.exception.RemotingException;
 
 /**
  * Message queue consumer interface
- *
  */
 public interface MQConsumer extends MQAdmin {
     /**
@@ -34,7 +33,6 @@ public interface MQConsumer extends MQAdmin {
      *
      * @param msg
      * @param delayLevel
-     *
      * @throws InterruptedException
      * @throws MQBrokerException
      * @throws RemotingException
@@ -50,7 +48,6 @@ public interface MQConsumer extends MQAdmin {
      * @param msg
      * @param delayLevel
      * @param brokerName
-     *
      * @throws RemotingException
      * @throws MQBrokerException
      * @throws InterruptedException
@@ -62,11 +59,8 @@ public interface MQConsumer extends MQAdmin {
     /**
      * Fetch message queues from consumer cache according to the topic
      *
-     * @param topic
-     *         message topic
-     *
+     * @param topic message topic
      * @return queue set
-     *
      * @throws MQClientException
      */
     Set<MessageQueue> fetchSubscribeMessageQueues(final String topic) throws MQClientException;

client/src/main/java/org/apache/rocketmq/client/consumer/MQPullConsumer.java

@@ -25,7 +25,6 @@ import org.apache.rocketmq.remoting.exception.RemotingException;
 
 /**
  * Pulling consumer interface
- *
  */
 public interface MQPullConsumer extends MQConsumer {
     /**
@@ -51,18 +50,12 @@ public interface MQPullConsumer extends MQConsumer {
     /**
      * Pulling the messages,not blocking
      *
-     * @param mq
-     *         from which message queue
-     * @param subExpression
-     *         subscription expression.it only support or operation such as "tag1 || tag2 || tag3" <br>
-     *         if null or * expression,meaning subscribe all
-     * @param offset
-     *         from where to pull
-     * @param maxNums
-     *         max pulling numbers
-     *
+     * @param mq from which message queue
+     * @param subExpression subscription expression.it only support or operation such as "tag1 || tag2 || tag3" <br> if null or * expression,meaning subscribe
+     * all
+     * @param offset from where to pull
+     * @param maxNums max pulling numbers
      * @return The resulting {@code PullRequest}
-     *
      * @throws MQClientException
      * @throws InterruptedException
      * @throws MQBrokerException
@@ -80,9 +73,7 @@ public interface MQPullConsumer extends MQConsumer {
      * @param offset
      * @param maxNums
      * @param timeout
-     *
      * @return The resulting {@code PullRequest}
-     *
      * @throws MQClientException
      * @throws RemotingException
      * @throws MQBrokerException
@@ -100,7 +91,6 @@ public interface MQPullConsumer extends MQConsumer {
      * @param offset
      * @param maxNums
      * @param pullCallback
-     *
      * @throws MQClientException
      * @throws RemotingException
      * @throws InterruptedException
@@ -118,7 +108,6 @@ public interface MQPullConsumer extends MQConsumer {
      * @param maxNums
      * @param pullCallback
      * @param timeout
-     *
      * @throws MQClientException
      * @throws RemotingException
      * @throws InterruptedException
@@ -134,9 +123,7 @@ public interface MQPullConsumer extends MQConsumer {
      * @param subExpression
      * @param offset
      * @param maxNums
-     *
      * @return The resulting {@code PullRequest}
-     *
      * @throws MQClientException
      * @throws RemotingException
      * @throws MQBrokerException
@@ -154,7 +141,6 @@ public interface MQPullConsumer extends MQConsumer {
      * @param offset
      * @param maxNums
      * @param pullCallback
-     *
      * @throws MQClientException
      * @throws RemotingException
      * @throws InterruptedException
@@ -168,7 +154,6 @@ public interface MQPullConsumer extends MQConsumer {
      *
      * @param mq
      * @param offset
-     *
      * @throws MQClientException
      */
     void updateConsumeOffset(final MessageQueue mq, final long offset) throws MQClientException;
@@ -178,9 +163,7 @@ public interface MQPullConsumer extends MQConsumer {
      *
      * @param mq
      * @param fromStore
-     *
      * @return The fetched offset of given queue
-     *
      * @throws MQClientException
      */
     long fetchConsumeOffset(final MessageQueue mq, final boolean fromStore) throws MQClientException;
@@ -188,11 +171,8 @@ public interface MQPullConsumer extends MQConsumer {
     /**
      * Fetch the message queues according to the topic
      *
-     * @param topic
-     *         message topic
-     *
+     * @param topic message topic
      * @return message queue set
-     *
      * @throws MQClientException
      */
     Set<MessageQueue> fetchMessageQueuesInBalance(final String topic) throws MQClientException;
@@ -205,7 +185,6 @@ public interface MQPullConsumer extends MQConsumer {
      * @param delayLevel
      * @param brokerName
      * @param consumerGroup
-     *
      * @throws RemotingException
      * @throws MQBrokerException
      * @throws InterruptedException

client/src/main/java/org/apache/rocketmq/client/consumer/MQPushConsumer.java

@@ -23,7 +23,6 @@ import org.apache.rocketmq.client.exception.MQClientException;
 
 /**
  * Push consumer
- *
  */
 public interface MQPushConsumer extends MQConsumer {
     /**
@@ -54,11 +53,8 @@ public interface MQPushConsumer extends MQConsumer {
      * Subscribe some topic
      *
      * @param topic
-     * @param subExpression
-     *         subscription expression.it only support or operation such as
-     *         "tag1 || tag2 || tag3" <br>
-     *         if null or * expression,meaning subscribe all
-     *
+     * @param subExpression subscription expression.it only support or operation such as "tag1 || tag2 || tag3" <br> if null or * expression,meaning subscribe
+     * all
      * @throws MQClientException
      */
     void subscribe(final String topic, final String subExpression) throws MQClientException;
@@ -67,13 +63,8 @@ public interface MQPushConsumer extends MQConsumer {
      * Subscribe some topic
      *
      * @param topic
-     * @param fullClassName
-     *         full class name,must extend
-     *         org.apache.rocketmq.common.filter. MessageFilter
-     * @param filterClassSource
-     *         class source code,used UTF-8 file encoding,must be responsible
-     *         for your code safety
-     *
+     * @param fullClassName full class name,must extend org.apache.rocketmq.common.filter. MessageFilter
+     * @param filterClassSource class source code,used UTF-8 file encoding,must be responsible for your code safety
      * @throws MQClientException
      */
     void subscribe(final String topic, final String fullClassName, final String filterClassSource) throws MQClientException;
@@ -81,8 +72,7 @@ public interface MQPushConsumer extends MQConsumer {
     /**
      * Unsubscribe consumption some topic
      *
-     * @param topic
-     *         message topic
+     * @param topic message topic
      */
     void unsubscribe(final String topic);
 

client/src/main/java/org/apache/rocketmq/client/consumer/MessageQueueListener.java

@@ -21,16 +21,12 @@ import org.apache.rocketmq.common.message.MessageQueue;
 
 /**
  * A MessageQueueListener is implemented by the application and may be specified when a message queue changed
- *
  */
 public interface MessageQueueListener {
     /**
-     * @param topic
-     *         message topic
-     * @param mqAll
-     *         all queues in this message topic
-     * @param mqDivided
-     *         collection of queues,assigned to the current consumer
+     * @param topic message topic
+     * @param mqAll all queues in this message topic
+     * @param mqDivided collection of queues,assigned to the current consumer
      */
     void messageQueueChanged(final String topic, final Set<MessageQueue> mqAll,
         final Set<MessageQueue> mqDivided);

client/src/main/java/org/apache/rocketmq/client/consumer/PullCallback.java

@@ -18,7 +18,6 @@ package org.apache.rocketmq.client.consumer;
 
 /**
  * Async message pulling interface
- *
  */
 public interface PullCallback {
     void onSuccess(final PullResult pullResult);

client/src/main/java/org/apache/rocketmq/client/consumer/listener/ConsumeOrderlyContext.java

@@ -20,7 +20,6 @@ import org.apache.rocketmq.common.message.MessageQueue;
 
 /**
  * Consumer Orderly consumption context
- *
  */
 public class ConsumeOrderlyContext {
     private final MessageQueue messageQueue;

client/src/main/java/org/apache/rocketmq/client/consumer/listener/MessageListener.java

@@ -18,7 +18,6 @@ package org.apache.rocketmq.client.consumer.listener;
 
 /**
  * A MessageListener object is used to receive asynchronously delivered messages.
- *
  */
 public interface MessageListener {
 }

client/src/main/java/org/apache/rocketmq/client/consumer/listener/MessageListenerConcurrently.java

@@ -21,17 +21,13 @@ import org.apache.rocketmq.common.message.MessageExt;
 
 /**
  * A MessageListenerConcurrently object is used to receive asynchronously delivered messages concurrently
- *
  */
 public interface MessageListenerConcurrently extends MessageListener {
     /**
      * It is not recommend to throw exception,rather than returning ConsumeConcurrentlyStatus.RECONSUME_LATER if consumption failure
      *
-     * @param msgs
-     *         msgs.size() >= 1<br>
-     *         DefaultMQPushConsumer.consumeMessageBatchMaxSize=1,you can modify here
+     * @param msgs msgs.size() >= 1<br> DefaultMQPushConsumer.consumeMessageBatchMaxSize=1,you can modify here
      * @param context
-     *
      * @return The consume status
      */
     ConsumeConcurrentlyStatus consumeMessage(final List<MessageExt> msgs,

client/src/main/java/org/apache/rocketmq/client/consumer/listener/MessageListenerOrderly.java

@@ -21,17 +21,13 @@ import org.apache.rocketmq.common.message.MessageExt;
 
 /**
  * A MessageListenerConcurrently object is used to receive asynchronously delivered messages orderly.one queue,one thread
- *
  */
 public interface MessageListenerOrderly extends MessageListener {
     /**
      * It is not recommend to throw exception,rather than returning ConsumeOrderlyStatus.SUSPEND_CURRENT_QUEUE_A_MOMENT if consumption failure
      *
-     * @param msgs
-     *         msgs.size() >= 1<br>
-     *         DefaultMQPushConsumer.consumeMessageBatchMaxSize=1,you can modify here
+     * @param msgs msgs.size() >= 1<br> DefaultMQPushConsumer.consumeMessageBatchMaxSize=1,you can modify here
      * @param context
-     *
      * @return The consume status
      */
     ConsumeOrderlyStatus consumeMessage(final List<MessageExt> msgs,

client/src/main/java/org/apache/rocketmq/client/consumer/store/OffsetSerializeWrapper.java

@@ -23,7 +23,6 @@ import org.apache.rocketmq.remoting.protocol.RemotingSerializable;
 
 /**
  * Wrapper class for offset serialization
- *
  */
 public class OffsetSerializeWrapper extends RemotingSerializable {
     private ConcurrentHashMap<MessageQueue, AtomicLong> offsetTable =

client/src/main/java/org/apache/rocketmq/client/consumer/store/OffsetStore.java

@@ -25,7 +25,6 @@ import org.apache.rocketmq.remoting.exception.RemotingException;
 
 /**
  * Offset store interface
- *
  */
 public interface OffsetStore {
     /**
@@ -49,7 +48,6 @@ public interface OffsetStore {
      *
      * @param mq
      * @param type
-     *
      * @return The fetched offset
      */
     long readOffset(final MessageQueue mq, final ReadOffsetType type);
@@ -77,13 +75,11 @@ public interface OffsetStore {
 
     /**
      * @param topic
-     *
      * @return The cloned offset table of given topic
      */
     Map<MessageQueue, Long> cloneOffsetTable(String topic);
 
     /**
-     *
      * @param mq
      * @param offset
      * @param isOneway

client/src/main/java/org/apache/rocketmq/client/impl/ClientRemotingProcessor.java

@@ -84,7 +84,7 @@ public class ClientRemotingProcessor implements NettyRequestProcessor {
 
     public RemotingCommand checkTransactionState(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         final CheckTransactionStateRequestHeader requestHeader =
-            (CheckTransactionStateRequestHeader)request.decodeCommandCustomHeader(CheckTransactionStateRequestHeader.class);
+            (CheckTransactionStateRequestHeader) request.decodeCommandCustomHeader(CheckTransactionStateRequestHeader.class);
         final ByteBuffer byteBuffer = ByteBuffer.wrap(request.getBody());
         final MessageExt messageExt = MessageDecoder.decode(byteBuffer);
         if (messageExt != null) {
@@ -110,7 +110,7 @@ public class ClientRemotingProcessor implements NettyRequestProcessor {
     public RemotingCommand notifyConsumerIdsChanged(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         try {
             final NotifyConsumerIdsChangedRequestHeader requestHeader =
-                (NotifyConsumerIdsChangedRequestHeader)request.decodeCommandCustomHeader(NotifyConsumerIdsChangedRequestHeader.class);
+                (NotifyConsumerIdsChangedRequestHeader) request.decodeCommandCustomHeader(NotifyConsumerIdsChangedRequestHeader.class);
             log.info("receive broker's notification[{}], the consumer group: {} changed, rebalance immediately",
                 RemotingHelper.parseChannelRemoteAddr(ctx.channel()),
                 requestHeader.getConsumerGroup());
@@ -123,7 +123,7 @@ public class ClientRemotingProcessor implements NettyRequestProcessor {
 
     public RemotingCommand resetOffset(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         final ResetOffsetRequestHeader requestHeader =
-            (ResetOffsetRequestHeader)request.decodeCommandCustomHeader(ResetOffsetRequestHeader.class);
+            (ResetOffsetRequestHeader) request.decodeCommandCustomHeader(ResetOffsetRequestHeader.class);
         log.info("invoke reset offset operation from broker. brokerAddr={}, topic={}, group={}, timestamp={}",
             new Object[] {
                 RemotingHelper.parseChannelRemoteAddr(ctx.channel()), requestHeader.getTopic(), requestHeader.getGroup(),
@@ -141,7 +141,7 @@ public class ClientRemotingProcessor implements NettyRequestProcessor {
     public RemotingCommand getConsumeStatus(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         final RemotingCommand response = RemotingCommand.createResponseCommand(null);
         final GetConsumerStatusRequestHeader requestHeader =
-            (GetConsumerStatusRequestHeader)request.decodeCommandCustomHeader(GetConsumerStatusRequestHeader.class);
+            (GetConsumerStatusRequestHeader) request.decodeCommandCustomHeader(GetConsumerStatusRequestHeader.class);
 
         Map<MessageQueue, Long> offsetTable = this.mqClientFactory.getConsumerStatus(requestHeader.getTopic(), requestHeader.getGroup());
         GetConsumerStatusBody body = new GetConsumerStatusBody();
@@ -154,7 +154,7 @@ public class ClientRemotingProcessor implements NettyRequestProcessor {
     private RemotingCommand getConsumerRunningInfo(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         final RemotingCommand response = RemotingCommand.createResponseCommand(null);
         final GetConsumerRunningInfoRequestHeader requestHeader =
-            (GetConsumerRunningInfoRequestHeader)request.decodeCommandCustomHeader(GetConsumerRunningInfoRequestHeader.class);
+            (GetConsumerRunningInfoRequestHeader) request.decodeCommandCustomHeader(GetConsumerRunningInfoRequestHeader.class);
 
         ConsumerRunningInfo consumerRunningInfo = this.mqClientFactory.consumerRunningInfo(requestHeader.getConsumerGroup());
         if (null != consumerRunningInfo) {
@@ -177,7 +177,7 @@ public class ClientRemotingProcessor implements NettyRequestProcessor {
     private RemotingCommand consumeMessageDirectly(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
         final RemotingCommand response = RemotingCommand.createResponseCommand(null);
         final ConsumeMessageDirectlyResultRequestHeader requestHeader =
-            (ConsumeMessageDirectlyResultRequestHeader)request
+            (ConsumeMessageDirectlyResultRequestHeader) request
                 .decodeCommandCustomHeader(ConsumeMessageDirectlyResultRequestHeader.class);
 
         final MessageExt msg = MessageDecoder.decode(ByteBuffer.wrap(request.getBody()));

client/src/main/java/org/apache/rocketmq/client/impl/MQAdminImpl.java

@@ -307,7 +307,7 @@ public class MQAdminImpl {
                                                     QueryMessageResponseHeader responseHeader = null;
                                                     try {
                                                         responseHeader =
-                                                            (QueryMessageResponseHeader)response
+                                                            (QueryMessageResponseHeader) response
                                                                 .decodeCommandCustomHeader(QueryMessageResponseHeader.class);
                                                     } catch (RemotingCommandException e) {
                                                         log.error("decodeCommandCustomHeader exception", e);

client/src/main/java/org/apache/rocketmq/client/impl/MQClientAPIImpl.java

@@ -505,7 +505,7 @@ public class MQClientAPIImpl {
                 }
 
                 SendMessageResponseHeader responseHeader =
-                    (SendMessageResponseHeader)response.decodeCommandCustomHeader(SendMessageResponseHeader.class);
+                    (SendMessageResponseHeader) response.decodeCommandCustomHeader(SendMessageResponseHeader.class);
 
                 MessageQueue messageQueue = new MessageQueue(msg.getTopic(), brokerName, responseHeader.getQueueId());
 
@@ -622,7 +622,7 @@ public class MQClientAPIImpl {
         }
 
         PullMessageResponseHeader responseHeader =
-            (PullMessageResponseHeader)response.decodeCommandCustomHeader(PullMessageResponseHeader.class);
+            (PullMessageResponseHeader) response.decodeCommandCustomHeader(PullMessageResponseHeader.class);
 
         return new PullResultExt(pullStatus, responseHeader.getNextBeginOffset(), responseHeader.getMinOffset(),
             responseHeader.getMaxOffset(), null, responseHeader.getSuggestWhichBrokerId(), response.getBody());
@@ -664,7 +664,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 SearchOffsetResponseHeader responseHeader =
-                    (SearchOffsetResponseHeader)response.decodeCommandCustomHeader(SearchOffsetResponseHeader.class);
+                    (SearchOffsetResponseHeader) response.decodeCommandCustomHeader(SearchOffsetResponseHeader.class);
                 return responseHeader.getOffset();
             }
             default:
@@ -687,7 +687,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 GetMaxOffsetResponseHeader responseHeader =
-                    (GetMaxOffsetResponseHeader)response.decodeCommandCustomHeader(GetMaxOffsetResponseHeader.class);
+                    (GetMaxOffsetResponseHeader) response.decodeCommandCustomHeader(GetMaxOffsetResponseHeader.class);
 
                 return responseHeader.getOffset();
             }
@@ -738,7 +738,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 GetMinOffsetResponseHeader responseHeader =
-                    (GetMinOffsetResponseHeader)response.decodeCommandCustomHeader(GetMinOffsetResponseHeader.class);
+                    (GetMinOffsetResponseHeader) response.decodeCommandCustomHeader(GetMinOffsetResponseHeader.class);
 
                 return responseHeader.getOffset();
             }
@@ -762,7 +762,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 GetEarliestMsgStoretimeResponseHeader responseHeader =
-                    (GetEarliestMsgStoretimeResponseHeader)response.decodeCommandCustomHeader(GetEarliestMsgStoretimeResponseHeader.class);
+                    (GetEarliestMsgStoretimeResponseHeader) response.decodeCommandCustomHeader(GetEarliestMsgStoretimeResponseHeader.class);
 
                 return responseHeader.getTimestamp();
             }
@@ -786,7 +786,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 QueryConsumerOffsetResponseHeader responseHeader =
-                    (QueryConsumerOffsetResponseHeader)response.decodeCommandCustomHeader(QueryConsumerOffsetResponseHeader.class);
+                    (QueryConsumerOffsetResponseHeader) response.decodeCommandCustomHeader(QueryConsumerOffsetResponseHeader.class);
 
                 return responseHeader.getOffset();
             }
@@ -1249,7 +1249,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 WipeWritePermOfBrokerResponseHeader responseHeader =
-                    (WipeWritePermOfBrokerResponseHeader)response.decodeCommandCustomHeader(WipeWritePermOfBrokerResponseHeader.class);
+                    (WipeWritePermOfBrokerResponseHeader) response.decodeCommandCustomHeader(WipeWritePermOfBrokerResponseHeader.class);
                 return responseHeader.getWipeTopicCount();
             }
             default:
@@ -1331,7 +1331,7 @@ public class MQClientAPIImpl {
         switch (response.getCode()) {
             case ResponseCode.SUCCESS: {
                 GetKVConfigResponseHeader responseHeader =
-                    (GetKVConfigResponseHeader)response.decodeCommandCustomHeader(GetKVConfigResponseHeader.class);
+                    (GetKVConfigResponseHeader) response.decodeCommandCustomHeader(GetKVConfigResponseHeader.class);
                 return responseHeader.getValue();
             }
             default:

client/src/main/java/org/apache/rocketmq/client/impl/consumer/DefaultMQPushConsumerImpl.java

@@ -581,11 +581,11 @@ public class DefaultMQPushConsumerImpl implements MQConsumerInner {
                 if (this.getMessageListenerInner() instanceof MessageListenerOrderly) {
                     this.consumeOrderly = true;
                     this.consumeMessageService =
-                        new ConsumeMessageOrderlyService(this, (MessageListenerOrderly)this.getMessageListenerInner());
+                        new ConsumeMessageOrderlyService(this, (MessageListenerOrderly) this.getMessageListenerInner());
                 } else if (this.getMessageListenerInner() instanceof MessageListenerConcurrently) {
                     this.consumeOrderly = false;
                     this.consumeMessageService =
-                        new ConsumeMessageConcurrentlyService(this, (MessageListenerConcurrently)this.getMessageListenerInner());
+                        new ConsumeMessageConcurrentlyService(this, (MessageListenerConcurrently) this.getMessageListenerInner());
                 }
 
                 this.consumeMessageService.start();
@@ -1024,9 +1024,9 @@ public class DefaultMQPushConsumerImpl implements MQConsumerInner {
         long computeAccTotal = this.computeAccumulationTotal();
         long adjustThreadPoolNumsThreshold = this.defaultMQPushConsumer.getAdjustThreadPoolNumsThreshold();
 
-        long incThreshold = (long)(adjustThreadPoolNumsThreshold * 1.0);
+        long incThreshold = (long) (adjustThreadPoolNumsThreshold * 1.0);
 
-        long decThreshold = (long)(adjustThreadPoolNumsThreshold * 0.8);
+        long decThreshold = (long) (adjustThreadPoolNumsThreshold * 0.8);
 
         if (computeAccTotal >= incThreshold) {
             this.consumeMessageService.incCorePoolSize();

client/src/main/java/org/apache/rocketmq/client/impl/consumer/MQConsumerInner.java

@@ -26,7 +26,6 @@ import org.apache.rocketmq.common.protocol.heartbeat.SubscriptionData;
 
 /**
  * Consumer inner interface
- *
  */
 public interface MQConsumerInner {
     String groupName();

client/src/main/java/org/apache/rocketmq/client/impl/consumer/MessageQueueLock.java

@@ -21,7 +21,6 @@ import org.apache.rocketmq.common.message.MessageQueue;
 
 /**
  * Message lock,strictly ensure the single queue only one thread at a time consuming
- *
  */
 public class MessageQueueLock {
     private ConcurrentHashMap<MessageQueue, Object> mqLockTable =

client/src/main/java/org/apache/rocketmq/client/impl/consumer/ProcessQueue.java

@@ -35,7 +35,6 @@ import org.slf4j.Logger;
 
 /**
  * Queue consumption snapshot
- *
  */
 public class ProcessQueue {
     public final static long REBALANCE_LOCK_MAX_LIVE_TIME =
@@ -69,8 +68,6 @@ public class ProcessQueue {
     }
 
     /**
-
-     *
      * @param pushConsumer
      */
     public void cleanExpiredMsg(DefaultMQPushConsumer pushConsumer) {

client/src/main/java/org/apache/rocketmq/client/impl/consumer/PullAPIWrapper.java

@@ -66,7 +66,7 @@ public class PullAPIWrapper {
 
     public PullResult processPullResult(final MessageQueue mq, final PullResult pullResult,
         final SubscriptionData subscriptionData) {
-        PullResultExt pullResultExt = (PullResultExt)pullResult;
+        PullResultExt pullResultExt = (PullResultExt) pullResult;
 
         this.updatePullFromWhichNode(mq, pullResultExt.getSuggestWhichBrokerId());
         if (PullStatus.FOUND == pullResult.getPullStatus()) {

client/src/main/java/org/apache/rocketmq/client/impl/consumer/PullMessageService.java

@@ -71,7 +71,7 @@ public class PullMessageService extends ServiceThread {
     private void pullMessage(final PullRequest pullRequest) {
         final MQConsumerInner consumer = this.mQClientFactory.selectConsumer(pullRequest.getConsumerGroup());
         if (consumer != null) {
-            DefaultMQPushConsumerImpl impl = (DefaultMQPushConsumerImpl)consumer;
+            DefaultMQPushConsumerImpl impl = (DefaultMQPushConsumerImpl) consumer;
             impl.pullMessage(pullRequest);
         } else {
             log.warn("No matched consumer for the PullRequest {}, drop it", pullRequest);

client/src/main/java/org/apache/rocketmq/client/impl/consumer/PullRequest.java

@@ -74,7 +74,7 @@ public class PullRequest {
             return false;
         if (getClass() != obj.getClass())
             return false;
-        PullRequest other = (PullRequest)obj;
+        PullRequest other = (PullRequest) obj;
         if (consumerGroup == null) {
             if (other.consumerGroup != null)
                 return false;

client/src/main/java/org/apache/rocketmq/client/impl/consumer/RebalanceService.java

@@ -23,7 +23,6 @@ import org.slf4j.Logger;
 
 /**
  * Rebalance Service
- *
  */
 public class RebalanceService extends ServiceThread {
     private static long waitInterval =

client/src/main/java/org/apache/rocketmq/client/impl/factory/MQClientInstance.java

@@ -436,7 +436,7 @@ public class MQClientInstance {
             if (impl != null) {
                 try {
                     if (impl instanceof DefaultMQPushConsumerImpl) {
-                        DefaultMQPushConsumerImpl dmq = (DefaultMQPushConsumerImpl)impl;
+                        DefaultMQPushConsumerImpl dmq = (DefaultMQPushConsumerImpl) impl;
                         dmq.adjustThreadPool();
                     }
                 } catch (Exception e) {
@@ -1026,7 +1026,7 @@ public class MQClientInstance {
         try {
             MQConsumerInner impl = this.consumerTable.get(group);
             if (impl != null && impl instanceof DefaultMQPushConsumerImpl) {
-                consumer = (DefaultMQPushConsumerImpl)impl;
+                consumer = (DefaultMQPushConsumerImpl) impl;
             } else {
                 log.info("[reset-offset] consumer dose not exist. group={}", group);
                 return;
@@ -1071,10 +1071,10 @@ public class MQClientInstance {
     public Map<MessageQueue, Long> getConsumerStatus(String topic, String group) {
         MQConsumerInner impl = this.consumerTable.get(group);
         if (impl != null && impl instanceof DefaultMQPushConsumerImpl) {
-            DefaultMQPushConsumerImpl consumer = (DefaultMQPushConsumerImpl)impl;
+            DefaultMQPushConsumerImpl consumer = (DefaultMQPushConsumerImpl) impl;
             return consumer.getOffsetStore().cloneOffsetTable(topic);
         } else if (impl != null && impl instanceof DefaultMQPullConsumerImpl) {
-            DefaultMQPullConsumerImpl consumer = (DefaultMQPullConsumerImpl)impl;
+            DefaultMQPullConsumerImpl consumer = (DefaultMQPullConsumerImpl) impl;
             return consumer.getOffsetStore().cloneOffsetTable(topic);
         } else {
             return Collections.EMPTY_MAP;
@@ -1118,7 +1118,7 @@ public class MQClientInstance {
         final String brokerName) {
         MQConsumerInner mqConsumerInner = this.consumerTable.get(consumerGroup);
         if (null != mqConsumerInner) {
-            DefaultMQPushConsumerImpl consumer = (DefaultMQPushConsumerImpl)mqConsumerInner;
+            DefaultMQPushConsumerImpl consumer = (DefaultMQPushConsumerImpl) mqConsumerInner;
 
             ConsumeMessageDirectlyResult result = consumer.getConsumeMessageService().consumeMessageDirectly(msg, brokerName);
             return result;

client/src/main/java/org/apache/rocketmq/client/impl/producer/DefaultMQProducerImpl.java

@@ -112,7 +112,7 @@ public class DefaultMQProducerImpl implements MQProducerInner {
     }
 
     public void initTransactionEnv() {
-        TransactionMQProducer producer = (TransactionMQProducer)this.defaultMQProducer;
+        TransactionMQProducer producer = (TransactionMQProducer) this.defaultMQProducer;
         this.checkRequestQueue = new LinkedBlockingQueue<Runnable>(producer.getCheckRequestHoldMax());
         this.checkExecutor = new ThreadPoolExecutor(//
             producer.getCheckThreadPoolMinSize(), //
@@ -238,7 +238,7 @@ public class DefaultMQProducerImpl implements MQProducerInner {
     @Override
     public TransactionCheckListener checkListener() {
         if (this.defaultMQProducer instanceof TransactionMQProducer) {
-            TransactionMQProducer producer = (TransactionMQProducer)defaultMQProducer;
+            TransactionMQProducer producer = (TransactionMQProducer) defaultMQProducer;
             return producer.getTransactionCheckListener();
         }
 
@@ -538,7 +538,7 @@ public class DefaultMQProducerImpl implements MQProducerInner {
 
             MQClientException mqClientException = new MQClientException(info, exception);
             if (exception instanceof MQBrokerException) {
-                mqClientException.setResponseCode(((MQBrokerException)exception).getResponseCode());
+                mqClientException.setResponseCode(((MQBrokerException) exception).getResponseCode());
             } else if (exception instanceof RemotingConnectException) {
                 mqClientException.setResponseCode(ClientErrorCode.CONNECT_BROKER_EXCEPTION);
             } else if (exception instanceof RemotingTimeoutException) {

client/src/main/java/org/apache/rocketmq/client/latency/LatencyFaultToleranceImpl.java

@@ -137,8 +137,8 @@ public class LatencyFaultToleranceImpl implements LatencyFaultTolerance<String>
         @Override
         public int hashCode() {
             int result = getName() != null ? getName().hashCode() : 0;
-            result = 31 * result + (int)(getCurrentLatency() ^ (getCurrentLatency() >>> 32));
-            result = 31 * result + (int)(getStartTimestamp() ^ (getStartTimestamp() >>> 32));
+            result = 31 * result + (int) (getCurrentLatency() ^ (getCurrentLatency() >>> 32));
+            result = 31 * result + (int) (getStartTimestamp() ^ (getStartTimestamp() >>> 32));
             return result;
         }
 
@@ -149,7 +149,7 @@ public class LatencyFaultToleranceImpl implements LatencyFaultTolerance<String>
             if (!(o instanceof FaultItem))
                 return false;
 
-            final FaultItem faultItem = (FaultItem)o;
+            final FaultItem faultItem = (FaultItem) o;
 
             if (getCurrentLatency() != faultItem.getCurrentLatency())
                 return false;

client/src/main/java/org/apache/rocketmq/client/stat/ConsumerStatsManager.java

@@ -62,23 +62,23 @@ public class ConsumerStatsManager {
     }
 
     public void incPullRT(final String group, final String topic, final long rt) {
-        this.topicAndGroupPullRT.addValue(topic + "@" + group, (int)rt, 1);
+        this.topicAndGroupPullRT.addValue(topic + "@" + group, (int) rt, 1);
     }
 
     public void incPullTPS(final String group, final String topic, final long msgs) {
-        this.topicAndGroupPullTPS.addValue(topic + "@" + group, (int)msgs, 1);
+        this.topicAndGroupPullTPS.addValue(topic + "@" + group, (int) msgs, 1);
     }
 
     public void incConsumeRT(final String group, final String topic, final long rt) {
-        this.topicAndGroupConsumeRT.addValue(topic + "@" + group, (int)rt, 1);
+        this.topicAndGroupConsumeRT.addValue(topic + "@" + group, (int) rt, 1);
     }
 
     public void incConsumeOKTPS(final String group, final String topic, final long msgs) {
-        this.topicAndGroupConsumeOKTPS.addValue(topic + "@" + group, (int)msgs, 1);
+        this.topicAndGroupConsumeOKTPS.addValue(topic + "@" + group, (int) msgs, 1);
     }
 
     public void incConsumeFailedTPS(final String group, final String topic, final long msgs) {
-        this.topicAndGroupConsumeFailedTPS.addValue(topic + "@" + group, (int)msgs, 1);
+        this.topicAndGroupConsumeFailedTPS.addValue(topic + "@" + group, (int) msgs, 1);
     }
 
     public ConsumeStatus consumeStatus(final String group, final String topic) {

common/src/main/java/org/apache/rocketmq/common/Configuration.java

@@ -119,7 +119,6 @@ public class Configuration {
      *
      * @param object
      * @param fieldName
-     *
      * @throws java.lang.RuntimeException if the field of object is not exist.
      */
     public void setStorePathFromConfig(Object object, String fieldName) {
@@ -156,7 +155,7 @@ public class Configuration {
 
                 if (this.storePathFromConfig) {
                     try {
-                        realStorePath = (String)storePathField.get(this.storePathObject);
+                        realStorePath = (String) storePathField.get(this.storePathObject);
                     } catch (IllegalAccessException e) {
                         log.error("getStorePath error, ", e);
                     }

common/src/main/java/org/apache/rocketmq/common/CountDownLatch2.java

@@ -176,7 +176,7 @@ public class CountDownLatch2 {
 
         protected boolean tryReleaseShared(int releases) {
             // Decrement count; signal when transition to zero
-            for (; ; ) {
+            for (;;) {
                 int c = getState();
                 if (c == 0)
                     return false;

common/src/main/java/org/apache/rocketmq/common/DataVersion.java

@@ -56,7 +56,7 @@ public class DataVersion extends RemotingSerializable {
         if (o == null || getClass() != o.getClass())
             return false;
 
-        final DataVersion that = (DataVersion)o;
+        final DataVersion that = (DataVersion) o;
 
         if (timestatmp != that.timestatmp)
             return false;
@@ -66,7 +66,7 @@ public class DataVersion extends RemotingSerializable {
 
     @Override
     public int hashCode() {
-        int result = (int)(timestatmp ^ (timestatmp >>> 32));
+        int result = (int) (timestatmp ^ (timestatmp >>> 32));
         result = 31 * result + (counter != null ? counter.hashCode() : 0);
         return result;
     }

common/src/main/java/org/apache/rocketmq/common/MixAll.java

@@ -186,7 +186,7 @@ public class MixAll {
 
     public static final String file2String(final File file) {
         if (file.exists()) {
-            char[] data = new char[(int)file.length()];
+            char[] data = new char[(int) file.length()];
             boolean result = false;
 
             FileReader fileReader = null;
@@ -442,7 +442,7 @@ public class MixAll {
         int unit = si ? 1000 : 1024;
         if (bytes < unit)
             return bytes + " B";
-        int exp = (int)(Math.log(bytes) / Math.log(unit));
+        int exp = (int) (Math.log(bytes) / Math.log(unit));
         String pre = (si ? "kMGTPE" : "KMGTPE").charAt(exp - 1) + (si ? "" : "i");
         return String.format("%.1f %sB", bytes / Math.pow(unit, exp), pre);
     }

common/src/main/java/org/apache/rocketmq/common/TopicConfig.java

@@ -151,7 +151,7 @@ public class TopicConfig {
         if (o == null || getClass() != o.getClass())
             return false;
 
-        final TopicConfig that = (TopicConfig)o;
+        final TopicConfig that = (TopicConfig) o;
 
         if (readQueueNums != that.readQueueNums)
             return false;

common/src/main/java/org/apache/rocketmq/common/UtilAll.java

@@ -193,7 +193,7 @@ public class UtilAll {
             long freeSpace = file.getFreeSpace();
             long usedSpace = totalSpace - freeSpace;
             if (totalSpace > 0) {
-                return usedSpace / (double)totalSpace;
+                return usedSpace / (double) totalSpace;
             }
         } catch (Exception e) {
             return -1;
@@ -213,7 +213,7 @@ public class UtilAll {
     public static final int crc32(byte[] array, int offset, int length) {
         CRC32 crc32 = new CRC32();
         crc32.update(array, offset, length);
-        return (int)(crc32.getValue() & 0x7FFFFFFF);
+        return (int) (crc32.getValue() & 0x7FFFFFFF);
     }
 
     public static String bytes2string(byte[] src) {
@@ -236,13 +236,13 @@ public class UtilAll {
         byte[] d = new byte[length];
         for (int i = 0; i < length; i++) {
             int pos = i * 2;
-            d[i] = (byte)(charToByte(hexChars[pos]) << 4 | charToByte(hexChars[pos + 1]));
+            d[i] = (byte) (charToByte(hexChars[pos]) << 4 | charToByte(hexChars[pos + 1]));
         }
         return d;
     }
 
     private static byte charToByte(char c) {
-        return (byte)"0123456789ABCDEF".indexOf(c);
+        return (byte) "0123456789ABCDEF".indexOf(c);
     }
 
     public static byte[] uncompress(final byte[] src) throws IOException {
@@ -400,15 +400,15 @@ public class UtilAll {
         //10.0.0.0~10.255.255.255
         //172.16.0.0~172.31.255.255
         //192.168.0.0~192.168.255.255
-        if (ip[0] == (byte)10) {
+        if (ip[0] == (byte) 10) {
 
             return true;
-        } else if (ip[0] == (byte)172) {
-            if (ip[1] >= (byte)16 && ip[1] <= (byte)31) {
+        } else if (ip[0] == (byte) 172) {
+            if (ip[1] >= (byte) 16 && ip[1] <= (byte) 31) {
                 return true;
             }
-        } else if (ip[0] == (byte)192) {
-            if (ip[1] == (byte)168) {
+        } else if (ip[0] == (byte) 192) {
+            if (ip[1] == (byte) 168) {
                 return true;
             }
         }
@@ -423,27 +423,27 @@ public class UtilAll {
 //        if (ip[0] == (byte)30 && ip[1] == (byte)10 && ip[2] == (byte)163 && ip[3] == (byte)120) {
 //        }
 
-        if (ip[0] >= (byte)1 && ip[0] <= (byte)126) {
-            if (ip[1] == (byte)1 && ip[2] == (byte)1 && ip[3] == (byte)1) {
+        if (ip[0] >= (byte) 1 && ip[0] <= (byte) 126) {
+            if (ip[1] == (byte) 1 && ip[2] == (byte) 1 && ip[3] == (byte) 1) {
                 return false;
             }
-            if (ip[1] == (byte)0 && ip[2] == (byte)0 && ip[3] == (byte)0) {
+            if (ip[1] == (byte) 0 && ip[2] == (byte) 0 && ip[3] == (byte) 0) {
                 return false;
             }
             return true;
-        } else if (ip[0] >= (byte)128 && ip[0] <= (byte)191) {
-            if (ip[2] == (byte)1 && ip[3] == (byte)1) {
+        } else if (ip[0] >= (byte) 128 && ip[0] <= (byte) 191) {
+            if (ip[2] == (byte) 1 && ip[3] == (byte) 1) {
                 return false;
             }
-            if (ip[2] == (byte)0 && ip[3] == (byte)0) {
+            if (ip[2] == (byte) 0 && ip[3] == (byte) 0) {
                 return false;
             }
             return true;
-        } else if (ip[0] >= (byte)192 && ip[0] <= (byte)223) {
-            if (ip[3] == (byte)1) {
+        } else if (ip[0] >= (byte) 192 && ip[0] <= (byte) 223) {
+            if (ip[3] == (byte) 1) {
                 return false;
             }
-            if (ip[3] == (byte)0) {
+            if (ip[3] == (byte) 0) {
                 return false;
             }
             return true;
@@ -466,10 +466,10 @@ public class UtilAll {
             InetAddress ip = null;
             byte[] internalIP = null;
             while (allNetInterfaces.hasMoreElements()) {
-                NetworkInterface netInterface = (NetworkInterface)allNetInterfaces.nextElement();
+                NetworkInterface netInterface = (NetworkInterface) allNetInterfaces.nextElement();
                 Enumeration addresses = netInterface.getInetAddresses();
                 while (addresses.hasMoreElements()) {
-                    ip = (InetAddress)addresses.nextElement();
+                    ip = (InetAddress) addresses.nextElement();
                     if (ip != null && ip instanceof Inet4Address) {
                         byte[] ipByte = ip.getAddress();
                         if (ipByte.length == 4) {

common/src/main/java/org/apache/rocketmq/common/filter/impl/PolishExpr.java

@@ -49,7 +49,7 @@ public class PolishExpr {
                 segments.add(token);
             } else if (isLeftParenthesis(token)) {
 
-                operatorStack.push((Operator)token);
+                operatorStack.push((Operator) token);
             } else if (isRightParenthesis(token)) {
 
                 Operator opNew = null;
@@ -60,7 +60,7 @@ public class PolishExpr {
                     throw new IllegalArgumentException("mismatched parentheses");
             } else if (isOperator(token)) {
 
-                Operator opNew = (Operator)token;
+                Operator opNew = (Operator) token;
                 if (!operatorStack.empty()) {
                     Operator opOld = operatorStack.peek();
                     if (opOld.isCompareable() && opNew.compare(opOld) != 1) {
@@ -83,11 +83,8 @@ public class PolishExpr {
     }
 
     /**
-     *
      * @param expression
-     *
      * @return
-     *
      * @throws Exception
      */
     private static List<Op> participle(String expression) {
@@ -99,7 +96,7 @@ public class PolishExpr {
         Type preType = Type.NULL;
 
         for (int i = 0; i < size; i++) {
-            int chValue = (int)expression.charAt(i);
+            int chValue = (int) expression.charAt(i);
 
             if ((97 <= chValue && chValue <= 122) || (65 <= chValue && chValue <= 90)
                 || (49 <= chValue && chValue <= 57) || 95 == chValue) {
@@ -129,7 +126,7 @@ public class PolishExpr {
                 }
 
                 preType = Type.PARENTHESIS;
-                segments.add(createOperator((char)chValue + ""));
+                segments.add(createOperator((char) chValue + ""));
             } else if (38 == chValue || 124 == chValue) {
 
                 if (Type.OPERAND == preType || Type.SEPAERATOR == preType || Type.PARENTHESIS == preType) {
@@ -157,7 +154,7 @@ public class PolishExpr {
                 preType = Type.SEPAERATOR;
             } else {
 
-                throw new IllegalArgumentException("illegal expression, at index " + i + " " + (char)chValue);
+                throw new IllegalArgumentException("illegal expression, at index " + i + " " + (char) chValue);
             }
 
         }
@@ -173,11 +170,11 @@ public class PolishExpr {
     }
 
     public static boolean isLeftParenthesis(Op token) {
-        return token instanceof Operator && LEFTPARENTHESIS == (Operator)token;
+        return token instanceof Operator && LEFTPARENTHESIS == (Operator) token;
     }
 
     public static boolean isRightParenthesis(Op token) {
-        return token instanceof Operator && RIGHTPARENTHESIS == (Operator)token;
+        return token instanceof Operator && RIGHTPARENTHESIS == (Operator) token;
     }
 
     public static boolean isOperator(Op token) {

common/src/main/java/org/apache/rocketmq/common/message/MessageClientIDSetter.java

@@ -64,10 +64,10 @@ public class MessageClientIDSetter {
     public static Date getNearlyTimeFromID(String msgID) {
         ByteBuffer buf = ByteBuffer.allocate(8);
         byte[] bytes = UtilAll.string2bytes(msgID);
-        buf.put((byte)0);
-        buf.put((byte)0);
-        buf.put((byte)0);
-        buf.put((byte)0);
+        buf.put((byte) 0);
+        buf.put((byte) 0);
+        buf.put((byte) 0);
+        buf.put((byte) 0);
         buf.put(bytes, 10, 4);
         buf.position(0);
         long spanMS = buf.getLong();
@@ -113,8 +113,8 @@ public class MessageClientIDSetter {
             setStartTime(current);
         }
         buffer.position(0);
-        buffer.putInt((int)(System.currentTimeMillis() - startTime));
-        buffer.putShort((short)COUNTER.getAndIncrement());
+        buffer.putInt((int) (System.currentTimeMillis() - startTime));
+        buffer.putShort((short) COUNTER.getAndIncrement());
         return buffer.array();
     }
 

common/src/main/java/org/apache/rocketmq/common/message/MessageDecoder.java

@@ -54,7 +54,7 @@ public class MessageDecoder {
 
     public static String createMessageId(SocketAddress socketAddress, long transactionIdhashCode) {
         ByteBuffer byteBuffer = ByteBuffer.allocate(MessageDecoder.MSG_ID_LENGTH);
-        InetSocketAddress inetSocketAddress = (InetSocketAddress)socketAddress;
+        InetSocketAddress inetSocketAddress = (InetSocketAddress) socketAddress;
         byteBuffer.put(inetSocketAddress.getAddress().getAddress());
         byteBuffer.putInt(inetSocketAddress.getPort());
         byteBuffer.putLong(transactionIdhashCode);
@@ -95,10 +95,10 @@ public class MessageDecoder {
     public static byte[] encode(MessageExt messageExt, boolean needCompress) throws Exception {
         byte[] body = messageExt.getBody();
         byte[] topics = messageExt.getTopic().getBytes(CHARSET_UTF8);
-        byte topicLen = (byte)topics.length;
+        byte topicLen = (byte) topics.length;
         String properties = messageProperties2String(messageExt.getProperties());
         byte[] propertiesBytes = properties.getBytes(CHARSET_UTF8);
-        short propertiesLength = (short)propertiesBytes.length;
+        short propertiesLength = (short) propertiesBytes.length;
         int sysFlag = messageExt.getSysFlag();
         byte[] newBody = messageExt.getBody();
         if (needCompress && (sysFlag & MessageSysFlag.COMPRESSED_FLAG) == MessageSysFlag.COMPRESSED_FLAG) {
@@ -164,7 +164,7 @@ public class MessageDecoder {
         byteBuffer.putLong(bornTimeStamp);
 
         // 10 BORNHOST
-        InetSocketAddress bornHost = (InetSocketAddress)messageExt.getBornHost();
+        InetSocketAddress bornHost = (InetSocketAddress) messageExt.getBornHost();
         byteBuffer.put(bornHost.getAddress().getAddress());
         byteBuffer.putInt(bornHost.getPort());
 
@@ -173,7 +173,7 @@ public class MessageDecoder {
         byteBuffer.putLong(storeTimestamp);
 
         // 12 STOREHOST
-        InetSocketAddress serverHost = (InetSocketAddress)messageExt.getStoreHost();
+        InetSocketAddress serverHost = (InetSocketAddress) messageExt.getStoreHost();
         byteBuffer.put(serverHost.getAddress().getAddress());
         byteBuffer.putInt(serverHost.getPort());
 
@@ -295,7 +295,7 @@ public class MessageDecoder {
 
             // 16 TOPIC
             byte topicLen = byteBuffer.get();
-            byte[] topic = new byte[(int)topicLen];
+            byte[] topic = new byte[(int) topicLen];
             byteBuffer.get(topic);
             msgExt.setTopic(new String(topic, CHARSET_UTF8));
 
@@ -314,7 +314,7 @@ public class MessageDecoder {
             msgExt.setMsgId(msgId);
 
             if (isClient) {
-                ((MessageClientExt)msgExt).setOffsetMsgId(msgId);
+                ((MessageClientExt) msgExt).setOffsetMsgId(msgId);
             }
 
             return msgExt;

common/src/main/java/org/apache/rocketmq/common/message/MessageExt.java

@@ -65,7 +65,7 @@ public class MessageExt extends Message {
     }
 
     private static ByteBuffer socketAddress2ByteBuffer(final SocketAddress socketAddress, final ByteBuffer byteBuffer) {
-        InetSocketAddress inetSocketAddress = (InetSocketAddress)socketAddress;
+        InetSocketAddress inetSocketAddress = (InetSocketAddress) socketAddress;
         byteBuffer.put(inetSocketAddress.getAddress().getAddress(), 0, 4);
         byteBuffer.putInt(inetSocketAddress.getPort());
         byteBuffer.flip();
@@ -119,7 +119,7 @@ public class MessageExt extends Message {
 
     public String getBornHostString() {
         if (this.bornHost != null) {
-            InetSocketAddress inetSocketAddress = (InetSocketAddress)this.bornHost;
+            InetSocketAddress inetSocketAddress = (InetSocketAddress) this.bornHost;
             return inetSocketAddress.getAddress().getHostAddress();
         }
 
@@ -128,7 +128,7 @@ public class MessageExt extends Message {
 
     public String getBornHostNameString() {
         if (this.bornHost != null) {
-            InetSocketAddress inetSocketAddress = (InetSocketAddress)this.bornHost;
+            InetSocketAddress inetSocketAddress = (InetSocketAddress) this.bornHost;
             return inetSocketAddress.getAddress().getHostName();
         }
 

common/src/main/java/org/apache/rocketmq/common/message/MessageQueue.java

@@ -76,7 +76,7 @@ public class MessageQueue implements Comparable<MessageQueue>, Serializable {
             return false;
         if (getClass() != obj.getClass())
             return false;
-        MessageQueue other = (MessageQueue)obj;
+        MessageQueue other = (MessageQueue) obj;
         if (brokerName == null) {
             if (other.brokerName != null)
                 return false;

common/src/main/java/org/apache/rocketmq/common/message/MessageQueueForC.java

@@ -75,7 +75,7 @@ public class MessageQueueForC implements Comparable<MessageQueueForC>, Serializa
             return false;
         if (getClass() != obj.getClass())
             return false;
-        MessageQueueForC other = (MessageQueueForC)obj;
+        MessageQueueForC other = (MessageQueueForC) obj;
         if (brokerName == null) {
             if (other.brokerName != null)
                 return false;

common/src/main/java/org/apache/rocketmq/common/namesrv/NamesrvConfig.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: NamesrvConfig.java 1839 2013-05-16 02:12:02Z vintagewang@apache.org $
+ *
+ * $Id: NamesrvConfig.java 1839 2013-05-16 02:12:02Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/namesrv/TopAddressing.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: TopAddressing.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
+ *
+ * $Id: TopAddressing.java 1831 2013-05-16 01:39:51Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/body/ConsumerRunningInfo.java

@@ -53,7 +53,7 @@ public class ConsumerRunningInfo extends RemotingSerializable {
             String property = prev.getProperties().getProperty(ConsumerRunningInfo.PROP_CONSUME_TYPE);
 
             if (property == null) {
-                property = ((ConsumeType)prev.getProperties().get(ConsumerRunningInfo.PROP_CONSUME_TYPE)).name();
+                property = ((ConsumeType) prev.getProperties().get(ConsumerRunningInfo.PROP_CONSUME_TYPE)).name();
             }
             push = ConsumeType.valueOf(property) == ConsumeType.CONSUME_PASSIVELY;
         }
@@ -109,7 +109,7 @@ public class ConsumerRunningInfo extends RemotingSerializable {
             String property = info.getProperties().getProperty(ConsumerRunningInfo.PROP_CONSUME_TYPE);
 
             if (property == null) {
-                property = ((ConsumeType)info.getProperties().get(ConsumerRunningInfo.PROP_CONSUME_TYPE)).name();
+                property = ((ConsumeType) info.getProperties().get(ConsumerRunningInfo.PROP_CONSUME_TYPE)).name();
             }
             push = ConsumeType.valueOf(property) == ConsumeType.CONSUME_PASSIVELY;
         }

common/src/main/java/org/apache/rocketmq/common/protocol/header/CheckTransactionStateRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: EndTransactionRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: EndTransactionRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/CheckTransactionStateResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: EndTransactionResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: EndTransactionResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/CloneGroupOffsetRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: DeleteTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: DeleteTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/CreateTopicRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: CreateTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: CreateTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/DeleteTopicRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: DeleteTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: DeleteTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/EndTransactionRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: EndTransactionRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: EndTransactionRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/EndTransactionResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: EndTransactionResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: EndTransactionResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetAllTopicConfigResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetAllTopicConfigResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetAllTopicConfigResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetBrokerConfigResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetBrokerConfigResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetBrokerConfigResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetEarliestMsgStoretimeRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetEarliestMsgStoretimeRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetEarliestMsgStoretimeRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetEarliestMsgStoretimeResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetEarliestMsgStoretimeResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetEarliestMsgStoretimeResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetMaxOffsetRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetMaxOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetMaxOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetMaxOffsetResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetMaxOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetMaxOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetMinOffsetRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetMinOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetMinOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/GetMinOffsetResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetMinOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetMinOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/PullMessageRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: PullMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: PullMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/PullMessageResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: PullMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: PullMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/QueryConsumerOffsetRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: QueryConsumerOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: QueryConsumerOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/QueryConsumerOffsetResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: QueryConsumerOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: QueryConsumerOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/QueryCorrectionOffsetHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetMinOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetMinOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/QueryMessageRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: QueryMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: QueryMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/QueryMessageResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: QueryMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: QueryMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/QueryTopicConsumeByWhoRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: QueryMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: QueryMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/SearchOffsetRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: SearchOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: SearchOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/SearchOffsetResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: SearchOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: SearchOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/SendMessageRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: SendMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: SendMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/SendMessageResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: SendMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: SendMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/UpdateConsumerOffsetRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: UpdateConsumerOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: UpdateConsumerOffsetRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/UpdateConsumerOffsetResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: UpdateConsumerOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: UpdateConsumerOffsetResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/ViewMessageRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: ViewMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: ViewMessageRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/ViewMessageResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: ViewMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: ViewMessageResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/namesrv/GetRouteInfoRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetRouteInfoRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetRouteInfoRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/namesrv/GetRouteInfoResponseHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: GetRouteInfoResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: GetRouteInfoResponseHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/namesrv/RegisterBrokerRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: RegisterBrokerRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: RegisterBrokerRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/namesrv/RegisterOrderTopicRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: RegisterOrderTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: RegisterOrderTopicRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**

common/src/main/java/org/apache/rocketmq/common/protocol/header/namesrv/UnRegisterBrokerRequestHeader.java

@@ -15,6 +15,8 @@
  * limitations under the License.
  *
  * $Id: UnRegisterBrokerRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
+ *
+ * $Id: UnRegisterBrokerRequestHeader.java 1835 2013-05-16 02:00:50Z vintagewang@apache.org $
  */
 
 /**