CrazyHZM closed pull request #612: Modified to lower camel case
URL: https://github.com/apache/rocketmq/pull/612
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
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diff --git 
a/broker/src/main/java/org/apache/rocketmq/broker/processor/AdminBrokerProcessor.java
 
b/broker/src/main/java/org/apache/rocketmq/broker/processor/AdminBrokerProcessor.java
index 73fe43942..2e72a54de 100644
--- 
a/broker/src/main/java/org/apache/rocketmq/broker/processor/AdminBrokerProcessor.java
+++ 
b/broker/src/main/java/org/apache/rocketmq/broker/processor/AdminBrokerProcessor.java
@@ -19,6 +19,7 @@
 import com.alibaba.fastjson.JSON;
 import io.netty.channel.Channel;
 import io.netty.channel.ChannelHandlerContext;
+
 import java.io.UnsupportedEncodingException;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
@@ -30,6 +31,7 @@
 import java.util.Properties;
 import java.util.Set;
 import java.util.concurrent.ConcurrentMap;
+
 import org.apache.rocketmq.broker.BrokerController;
 import org.apache.rocketmq.broker.client.ClientChannelInfo;
 import org.apache.rocketmq.broker.client.ConsumerGroupInfo;
@@ -127,7 +129,7 @@ public AdminBrokerProcessor(final BrokerController 
brokerController) {
 
     @Override
     public RemotingCommand processRequest(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                          RemotingCommand request) throws 
RemotingCommandException {
         switch (request.getCode()) {
             case RequestCode.UPDATE_AND_CREATE_TOPIC:
                 return this.updateAndCreateTopic(ctx, request);
@@ -196,7 +198,7 @@ public RemotingCommand processRequest(ChannelHandlerContext 
ctx,
             case RequestCode.CLONE_GROUP_OFFSET:
                 return this.cloneGroupOffset(ctx, request);
             case RequestCode.VIEW_BROKER_STATS_DATA:
-                return ViewBrokerStatsData(ctx, request);
+                return viewBrokerStatsData(ctx, request);
             case RequestCode.GET_BROKER_CONSUME_STATS:
                 return fetchAllConsumeStatsInBroker(ctx, request);
             case RequestCode.QUERY_CONSUME_QUEUE:
@@ -214,10 +216,10 @@ public boolean rejectRequest() {
     }
 
     private synchronized RemotingCommand 
updateAndCreateTopic(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                              RemotingCommand 
request) throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         final CreateTopicRequestHeader requestHeader =
-            (CreateTopicRequestHeader) 
request.decodeCommandCustomHeader(CreateTopicRequestHeader.class);
+                (CreateTopicRequestHeader) 
request.decodeCommandCustomHeader(CreateTopicRequestHeader.class);
         log.info("updateAndCreateTopic called by {}", 
RemotingHelper.parseChannelRemoteAddr(ctx.channel()));
 
         if 
(requestHeader.getTopic().equals(this.brokerController.getBrokerConfig().getBrokerClusterName()))
 {
@@ -247,22 +249,22 @@ private synchronized RemotingCommand 
updateAndCreateTopic(ChannelHandlerContext
 
         
this.brokerController.getTopicConfigManager().updateTopicConfig(topicConfig);
 
-        
this.brokerController.registerIncrementBrokerData(topicConfig,this.brokerController.getTopicConfigManager().getDataVersion());
+        this.brokerController.registerIncrementBrokerData(topicConfig, 
this.brokerController.getTopicConfigManager().getDataVersion());
 
         return null;
     }
 
     private synchronized RemotingCommand deleteTopic(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                     RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         DeleteTopicRequestHeader requestHeader =
-            (DeleteTopicRequestHeader) 
request.decodeCommandCustomHeader(DeleteTopicRequestHeader.class);
+                (DeleteTopicRequestHeader) 
request.decodeCommandCustomHeader(DeleteTopicRequestHeader.class);
 
         log.info("deleteTopic called by {}", 
RemotingHelper.parseChannelRemoteAddr(ctx.channel()));
 
         
this.brokerController.getTopicConfigManager().deleteTopicConfig(requestHeader.getTopic());
         this.brokerController.getMessageStore()
-            
.cleanUnusedTopic(this.brokerController.getTopicConfigManager().getTopicConfigTable().keySet());
+                
.cleanUnusedTopic(this.brokerController.getTopicConfigManager().getTopicConfigTable().keySet());
 
         response.setCode(ResponseCode.SUCCESS);
         response.setRemark(null);
@@ -360,14 +362,14 @@ private RemotingCommand 
getBrokerConfig(ChannelHandlerContext ctx, RemotingComma
     }
 
     private RemotingCommand searchOffsetByTimestamp(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                    RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(SearchOffsetResponseHeader.class);
         final SearchOffsetResponseHeader responseHeader = 
(SearchOffsetResponseHeader) response.readCustomHeader();
         final SearchOffsetRequestHeader requestHeader =
-            (SearchOffsetRequestHeader) 
request.decodeCommandCustomHeader(SearchOffsetRequestHeader.class);
+                (SearchOffsetRequestHeader) 
request.decodeCommandCustomHeader(SearchOffsetRequestHeader.class);
 
         long offset = 
this.brokerController.getMessageStore().getOffsetInQueueByTime(requestHeader.getTopic(),
 requestHeader.getQueueId(),
-            requestHeader.getTimestamp());
+                requestHeader.getTimestamp());
 
         responseHeader.setOffset(offset);
 
@@ -377,11 +379,11 @@ private RemotingCommand 
searchOffsetByTimestamp(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getMaxOffset(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                         RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(GetMaxOffsetResponseHeader.class);
         final GetMaxOffsetResponseHeader responseHeader = 
(GetMaxOffsetResponseHeader) response.readCustomHeader();
         final GetMaxOffsetRequestHeader requestHeader =
-            (GetMaxOffsetRequestHeader) 
request.decodeCommandCustomHeader(GetMaxOffsetRequestHeader.class);
+                (GetMaxOffsetRequestHeader) 
request.decodeCommandCustomHeader(GetMaxOffsetRequestHeader.class);
 
         long offset = 
this.brokerController.getMessageStore().getMaxOffsetInQueue(requestHeader.getTopic(),
 requestHeader.getQueueId());
 
@@ -393,11 +395,11 @@ private RemotingCommand 
getMaxOffset(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getMinOffset(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                         RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(GetMinOffsetResponseHeader.class);
         final GetMinOffsetResponseHeader responseHeader = 
(GetMinOffsetResponseHeader) response.readCustomHeader();
         final GetMinOffsetRequestHeader requestHeader =
-            (GetMinOffsetRequestHeader) 
request.decodeCommandCustomHeader(GetMinOffsetRequestHeader.class);
+                (GetMinOffsetRequestHeader) 
request.decodeCommandCustomHeader(GetMinOffsetRequestHeader.class);
 
         long offset = 
this.brokerController.getMessageStore().getMinOffsetInQueue(requestHeader.getTopic(),
 requestHeader.getQueueId());
 
@@ -408,14 +410,14 @@ private RemotingCommand 
getMinOffset(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getEarliestMsgStoretime(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                    RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(GetEarliestMsgStoretimeResponseHeader.class);
         final GetEarliestMsgStoretimeResponseHeader responseHeader = 
(GetEarliestMsgStoretimeResponseHeader) response.readCustomHeader();
         final GetEarliestMsgStoretimeRequestHeader requestHeader =
-            (GetEarliestMsgStoretimeRequestHeader) 
request.decodeCommandCustomHeader(GetEarliestMsgStoretimeRequestHeader.class);
+                (GetEarliestMsgStoretimeRequestHeader) 
request.decodeCommandCustomHeader(GetEarliestMsgStoretimeRequestHeader.class);
 
         long timestamp =
-            
this.brokerController.getMessageStore().getEarliestMessageTime(requestHeader.getTopic(),
 requestHeader.getQueueId());
+                
this.brokerController.getMessageStore().getEarliestMessageTime(requestHeader.getTopic(),
 requestHeader.getQueueId());
 
         responseHeader.setTimestamp(timestamp);
         response.setCode(ResponseCode.SUCCESS);
@@ -438,14 +440,14 @@ private RemotingCommand 
getBrokerRuntimeInfo(ChannelHandlerContext ctx, Remoting
     }
 
     private RemotingCommand lockBatchMQ(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                        RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         LockBatchRequestBody requestBody = 
LockBatchRequestBody.decode(request.getBody(), LockBatchRequestBody.class);
 
         Set<MessageQueue> lockOKMQSet = 
this.brokerController.getRebalanceLockManager().tryLockBatch(
-            requestBody.getConsumerGroup(),
-            requestBody.getMqSet(),
-            requestBody.getClientId());
+                requestBody.getConsumerGroup(),
+                requestBody.getMqSet(),
+                requestBody.getClientId());
 
         LockBatchResponseBody responseBody = new LockBatchResponseBody();
         responseBody.setLockOKMQSet(lockOKMQSet);
@@ -457,14 +459,14 @@ private RemotingCommand lockBatchMQ(ChannelHandlerContext 
ctx,
     }
 
     private RemotingCommand unlockBatchMQ(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                          RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         UnlockBatchRequestBody requestBody = 
UnlockBatchRequestBody.decode(request.getBody(), UnlockBatchRequestBody.class);
 
         this.brokerController.getRebalanceLockManager().unlockBatch(
-            requestBody.getConsumerGroup(),
-            requestBody.getMqSet(),
-            requestBody.getClientId());
+                requestBody.getConsumerGroup(),
+                requestBody.getMqSet(),
+                requestBody.getClientId());
 
         response.setCode(ResponseCode.SUCCESS);
         response.setRemark(null);
@@ -472,7 +474,7 @@ private RemotingCommand unlockBatchMQ(ChannelHandlerContext 
ctx,
     }
 
     private RemotingCommand 
updateAndCreateSubscriptionGroup(ChannelHandlerContext ctx, RemotingCommand 
request)
-        throws RemotingCommandException {
+            throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
 
         log.info("updateAndCreateSubscriptionGroup called by {}", 
RemotingHelper.parseChannelRemoteAddr(ctx.channel()));
@@ -488,7 +490,7 @@ private RemotingCommand 
updateAndCreateSubscriptionGroup(ChannelHandlerContext c
     }
 
     private RemotingCommand getAllSubscriptionGroup(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                    RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         String content = 
this.brokerController.getSubscriptionGroupManager().encode();
         if (content != null && content.length() > 0) {
@@ -515,10 +517,10 @@ private RemotingCommand 
getAllSubscriptionGroup(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand deleteSubscriptionGroup(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                    RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         DeleteSubscriptionGroupRequestHeader requestHeader =
-            (DeleteSubscriptionGroupRequestHeader) 
request.decodeCommandCustomHeader(DeleteSubscriptionGroupRequestHeader.class);
+                (DeleteSubscriptionGroupRequestHeader) 
request.decodeCommandCustomHeader(DeleteSubscriptionGroupRequestHeader.class);
 
         log.info("deleteSubscriptionGroup called by {}", 
RemotingHelper.parseChannelRemoteAddr(ctx.channel()));
 
@@ -530,10 +532,10 @@ private RemotingCommand 
deleteSubscriptionGroup(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getTopicStatsInfo(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                              RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         final GetTopicStatsInfoRequestHeader requestHeader =
-            (GetTopicStatsInfoRequestHeader) 
request.decodeCommandCustomHeader(GetTopicStatsInfoRequestHeader.class);
+                (GetTopicStatsInfoRequestHeader) 
request.decodeCommandCustomHeader(GetTopicStatsInfoRequestHeader.class);
 
         final String topic = requestHeader.getTopic();
         TopicConfig topicConfig = 
this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
@@ -579,13 +581,13 @@ private RemotingCommand 
getTopicStatsInfo(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getConsumerConnectionList(ChannelHandlerContext 
ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                      RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         final GetConsumerConnectionListRequestHeader requestHeader =
-            (GetConsumerConnectionListRequestHeader) 
request.decodeCommandCustomHeader(GetConsumerConnectionListRequestHeader.class);
+                (GetConsumerConnectionListRequestHeader) 
request.decodeCommandCustomHeader(GetConsumerConnectionListRequestHeader.class);
 
         ConsumerGroupInfo consumerGroupInfo =
-            
this.brokerController.getConsumerManager().getConsumerGroupInfo(requestHeader.getConsumerGroup());
+                
this.brokerController.getConsumerManager().getConsumerGroupInfo(requestHeader.getConsumerGroup());
         if (consumerGroupInfo != null) {
             ConsumerConnection bodydata = new ConsumerConnection();
             
bodydata.setConsumeFromWhere(consumerGroupInfo.getConsumeFromWhere());
@@ -619,14 +621,14 @@ private RemotingCommand 
getConsumerConnectionList(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getProducerConnectionList(ChannelHandlerContext 
ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                      RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         final GetProducerConnectionListRequestHeader requestHeader =
-            (GetProducerConnectionListRequestHeader) 
request.decodeCommandCustomHeader(GetProducerConnectionListRequestHeader.class);
+                (GetProducerConnectionListRequestHeader) 
request.decodeCommandCustomHeader(GetProducerConnectionListRequestHeader.class);
 
         ProducerConnection bodydata = new ProducerConnection();
         HashMap<Channel, ClientChannelInfo> channelInfoHashMap =
-            
this.brokerController.getProducerManager().getGroupChannelTable().get(requestHeader.getProducerGroup());
+                
this.brokerController.getProducerManager().getGroupChannelTable().get(requestHeader.getProducerGroup());
         if (channelInfoHashMap != null) {
             Iterator<Map.Entry<Channel, ClientChannelInfo>> it = 
channelInfoHashMap.entrySet().iterator();
             while (it.hasNext()) {
@@ -653,10 +655,10 @@ private RemotingCommand 
getProducerConnectionList(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getConsumeStats(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                            RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         final GetConsumeStatsRequestHeader requestHeader =
-            (GetConsumeStatsRequestHeader) 
request.decodeCommandCustomHeader(GetConsumeStatsRequestHeader.class);
+                (GetConsumeStatsRequestHeader) 
request.decodeCommandCustomHeader(GetConsumeStatsRequestHeader.class);
 
         ConsumeStats consumeStats = new ConsumeStats();
 
@@ -676,10 +678,10 @@ private RemotingCommand 
getConsumeStats(ChannelHandlerContext ctx,
 
             {
                 SubscriptionData findSubscriptionData =
-                    
this.brokerController.getConsumerManager().findSubscriptionData(requestHeader.getConsumerGroup(),
 topic);
+                        
this.brokerController.getConsumerManager().findSubscriptionData(requestHeader.getConsumerGroup(),
 topic);
 
                 if (null == findSubscriptionData
-                    && 
this.brokerController.getConsumerManager().findSubscriptionDataCount(requestHeader.getConsumerGroup())
 > 0) {
+                        && 
this.brokerController.getConsumerManager().findSubscriptionDataCount(requestHeader.getConsumerGroup())
 > 0) {
                     log.warn("consumeStats, the consumer group[{}], topic[{}] 
not exist", requestHeader.getConsumerGroup(), topic);
                     continue;
                 }
@@ -698,9 +700,9 @@ private RemotingCommand 
getConsumeStats(ChannelHandlerContext ctx,
                     brokerOffset = 0;
 
                 long consumerOffset = 
this.brokerController.getConsumerOffsetManager().queryOffset(
-                    requestHeader.getConsumerGroup(),
-                    topic,
-                    i);
+                        requestHeader.getConsumerGroup(),
+                        topic,
+                        i);
                 if (consumerOffset < 0)
                     consumerOffset = 0;
 
@@ -793,12 +795,12 @@ private RemotingCommand 
getAllDelayOffset(ChannelHandlerContext ctx, RemotingCom
     }
 
     public RemotingCommand resetOffset(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                       RemotingCommand request) throws 
RemotingCommandException {
         final ResetOffsetRequestHeader requestHeader =
-            (ResetOffsetRequestHeader) 
request.decodeCommandCustomHeader(ResetOffsetRequestHeader.class);
+                (ResetOffsetRequestHeader) 
request.decodeCommandCustomHeader(ResetOffsetRequestHeader.class);
         log.info("[reset-offset] reset offset started by {}. topic={}, 
group={}, timestamp={}, isForce={}",
-            RemotingHelper.parseChannelRemoteAddr(ctx.channel()), 
requestHeader.getTopic(), requestHeader.getGroup(),
-            requestHeader.getTimestamp(), requestHeader.isForce());
+                RemotingHelper.parseChannelRemoteAddr(ctx.channel()), 
requestHeader.getTopic(), requestHeader.getGroup(),
+                requestHeader.getTimestamp(), requestHeader.isForce());
         boolean isC = false;
         LanguageCode language = request.getLanguage();
         switch (language) {
@@ -807,26 +809,26 @@ public RemotingCommand resetOffset(ChannelHandlerContext 
ctx,
                 break;
         }
         return 
this.brokerController.getBroker2Client().resetOffset(requestHeader.getTopic(), 
requestHeader.getGroup(),
-            requestHeader.getTimestamp(), requestHeader.isForce(), isC);
+                requestHeader.getTimestamp(), requestHeader.isForce(), isC);
     }
 
     public RemotingCommand getConsumerStatus(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                             RemotingCommand request) throws 
RemotingCommandException {
         final GetConsumerStatusRequestHeader requestHeader =
-            (GetConsumerStatusRequestHeader) 
request.decodeCommandCustomHeader(GetConsumerStatusRequestHeader.class);
+                (GetConsumerStatusRequestHeader) 
request.decodeCommandCustomHeader(GetConsumerStatusRequestHeader.class);
 
         log.info("[get-consumer-status] get consumer status by {}. topic={}, 
group={}",
-            RemotingHelper.parseChannelRemoteAddr(ctx.channel()), 
requestHeader.getTopic(), requestHeader.getGroup());
+                RemotingHelper.parseChannelRemoteAddr(ctx.channel()), 
requestHeader.getTopic(), requestHeader.getGroup());
 
         return 
this.brokerController.getBroker2Client().getConsumeStatus(requestHeader.getTopic(),
 requestHeader.getGroup(),
-            requestHeader.getClientAddr());
+                requestHeader.getClientAddr());
     }
 
     private RemotingCommand queryTopicConsumeByWho(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                   RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         QueryTopicConsumeByWhoRequestHeader requestHeader =
-            (QueryTopicConsumeByWhoRequestHeader) 
request.decodeCommandCustomHeader(QueryTopicConsumeByWhoRequestHeader.class);
+                (QueryTopicConsumeByWhoRequestHeader) 
request.decodeCommandCustomHeader(QueryTopicConsumeByWhoRequestHeader.class);
 
         HashSet<String> groups = 
this.brokerController.getConsumerManager().queryTopicConsumeByWho(requestHeader.getTopic());
 
@@ -846,11 +848,11 @@ private RemotingCommand 
queryTopicConsumeByWho(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand registerFilterServer(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                 RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(RegisterFilterServerResponseHeader.class);
         final RegisterFilterServerResponseHeader responseHeader = 
(RegisterFilterServerResponseHeader) response.readCustomHeader();
         final RegisterFilterServerRequestHeader requestHeader =
-            (RegisterFilterServerRequestHeader) 
request.decodeCommandCustomHeader(RegisterFilterServerRequestHeader.class);
+                (RegisterFilterServerRequestHeader) 
request.decodeCommandCustomHeader(RegisterFilterServerRequestHeader.class);
 
         
this.brokerController.getFilterServerManager().registerFilterServer(ctx.channel(),
 requestHeader.getFilterServerAddr());
 
@@ -863,10 +865,10 @@ private RemotingCommand 
registerFilterServer(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand queryConsumeTimeSpan(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                 RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         QueryConsumeTimeSpanRequestHeader requestHeader =
-            (QueryConsumeTimeSpanRequestHeader) 
request.decodeCommandCustomHeader(QueryConsumeTimeSpanRequestHeader.class);
+                (QueryConsumeTimeSpanRequestHeader) 
request.decodeCommandCustomHeader(QueryConsumeTimeSpanRequestHeader.class);
 
         final String topic = requestHeader.getTopic();
         TopicConfig topicConfig = 
this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
@@ -894,7 +896,7 @@ private RemotingCommand 
queryConsumeTimeSpan(ChannelHandlerContext ctx,
 
             long consumeTime;
             long consumerOffset = 
this.brokerController.getConsumerOffsetManager().queryOffset(
-                requestHeader.getGroup(), topic, i);
+                    requestHeader.getGroup(), topic, i);
             if (consumerOffset > 0) {
                 consumeTime = 
this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, 
consumerOffset - 1);
             } else {
@@ -919,7 +921,7 @@ private RemotingCommand 
queryConsumeTimeSpan(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand getSystemTopicListFromBroker(ChannelHandlerContext 
ctx, RemotingCommand request)
-        throws RemotingCommandException {
+            throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
 
         Set<String> topics = 
this.brokerController.getTopicConfigManager().getSystemTopic();
@@ -952,31 +954,31 @@ public RemotingCommand cleanUnusedTopic() {
     }
 
     private RemotingCommand getConsumerRunningInfo(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                   RemotingCommand request) 
throws RemotingCommandException {
         final GetConsumerRunningInfoRequestHeader requestHeader =
-            (GetConsumerRunningInfoRequestHeader) 
request.decodeCommandCustomHeader(GetConsumerRunningInfoRequestHeader.class);
+                (GetConsumerRunningInfoRequestHeader) 
request.decodeCommandCustomHeader(GetConsumerRunningInfoRequestHeader.class);
 
         return this.callConsumer(RequestCode.GET_CONSUMER_RUNNING_INFO, 
request, requestHeader.getConsumerGroup(),
-            requestHeader.getClientId());
+                requestHeader.getClientId());
     }
 
     private RemotingCommand queryCorrectionOffset(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                  RemotingCommand request) 
throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         QueryCorrectionOffsetHeader requestHeader =
-            (QueryCorrectionOffsetHeader) 
request.decodeCommandCustomHeader(QueryCorrectionOffsetHeader.class);
+                (QueryCorrectionOffsetHeader) 
request.decodeCommandCustomHeader(QueryCorrectionOffsetHeader.class);
 
         Map<Integer, Long> correctionOffset = 
this.brokerController.getConsumerOffsetManager()
-            .queryMinOffsetInAllGroup(requestHeader.getTopic(), 
requestHeader.getFilterGroups());
+                .queryMinOffsetInAllGroup(requestHeader.getTopic(), 
requestHeader.getFilterGroups());
 
         Map<Integer, Long> compareOffset =
-            
this.brokerController.getConsumerOffsetManager().queryOffset(requestHeader.getTopic(),
 requestHeader.getCompareGroup());
+                
this.brokerController.getConsumerOffsetManager().queryOffset(requestHeader.getTopic(),
 requestHeader.getCompareGroup());
 
         if (compareOffset != null && !compareOffset.isEmpty()) {
             for (Map.Entry<Integer, Long> entry : compareOffset.entrySet()) {
                 Integer queueId = entry.getKey();
                 correctionOffset.put(queueId,
-                    correctionOffset.get(queueId) > entry.getValue() ? 
Long.MAX_VALUE : correctionOffset.get(queueId));
+                        correctionOffset.get(queueId) > entry.getValue() ? 
Long.MAX_VALUE : correctionOffset.get(queueId));
             }
         }
 
@@ -989,9 +991,9 @@ private RemotingCommand 
queryCorrectionOffset(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand consumeMessageDirectly(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                                   RemotingCommand request) 
throws RemotingCommandException {
         final ConsumeMessageDirectlyResultRequestHeader requestHeader = 
(ConsumeMessageDirectlyResultRequestHeader) request
-            
.decodeCommandCustomHeader(ConsumeMessageDirectlyResultRequestHeader.class);
+                
.decodeCommandCustomHeader(ConsumeMessageDirectlyResultRequestHeader.class);
 
         request.getExtFields().put("brokerName", 
this.brokerController.getBrokerConfig().getBrokerName());
         SelectMappedBufferResult selectMappedBufferResult = null;
@@ -1010,14 +1012,14 @@ private RemotingCommand 
consumeMessageDirectly(ChannelHandlerContext ctx,
         }
 
         return this.callConsumer(RequestCode.CONSUME_MESSAGE_DIRECTLY, 
request, requestHeader.getConsumerGroup(),
-            requestHeader.getClientId());
+                requestHeader.getClientId());
     }
 
     private RemotingCommand cloneGroupOffset(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                             RemotingCommand request) throws 
RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         CloneGroupOffsetRequestHeader requestHeader =
-            (CloneGroupOffsetRequestHeader) 
request.decodeCommandCustomHeader(CloneGroupOffsetRequestHeader.class);
+                (CloneGroupOffsetRequestHeader) 
request.decodeCommandCustomHeader(CloneGroupOffsetRequestHeader.class);
 
         Set<String> topics;
         if (UtilAll.isBlank(requestHeader.getTopic())) {
@@ -1037,16 +1039,16 @@ private RemotingCommand 
cloneGroupOffset(ChannelHandlerContext ctx,
             if (!requestHeader.isOffline()) {
 
                 SubscriptionData findSubscriptionData =
-                    
this.brokerController.getConsumerManager().findSubscriptionData(requestHeader.getSrcGroup(),
 topic);
+                        
this.brokerController.getConsumerManager().findSubscriptionData(requestHeader.getSrcGroup(),
 topic);
                 if 
(this.brokerController.getConsumerManager().findSubscriptionDataCount(requestHeader.getSrcGroup())
 > 0
-                    && findSubscriptionData == null) {
+                        && findSubscriptionData == null) {
                     log.warn("[cloneGroupOffset], the consumer group[{}], 
topic[{}] not exist", requestHeader.getSrcGroup(), topic);
                     continue;
                 }
             }
 
             
this.brokerController.getConsumerOffsetManager().cloneOffset(requestHeader.getSrcGroup(),
 requestHeader.getDestGroup(),
-                requestHeader.getTopic());
+                    requestHeader.getTopic());
         }
 
         response.setCode(ResponseCode.SUCCESS);
@@ -1054,10 +1056,10 @@ private RemotingCommand 
cloneGroupOffset(ChannelHandlerContext ctx,
         return response;
     }
 
-    private RemotingCommand ViewBrokerStatsData(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+    private RemotingCommand viewBrokerStatsData(ChannelHandlerContext ctx,
+                                                RemotingCommand request) 
throws RemotingCommandException {
         final ViewBrokerStatsDataRequestHeader requestHeader =
-            (ViewBrokerStatsDataRequestHeader) 
request.decodeCommandCustomHeader(ViewBrokerStatsDataRequestHeader.class);
+                (ViewBrokerStatsDataRequestHeader) 
request.decodeCommandCustomHeader(ViewBrokerStatsDataRequestHeader.class);
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         MessageStore messageStore = this.brokerController.getMessageStore();
 
@@ -1104,16 +1106,16 @@ private RemotingCommand 
ViewBrokerStatsData(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand fetchAllConsumeStatsInBroker(ChannelHandlerContext 
ctx, RemotingCommand request)
-        throws RemotingCommandException {
+            throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         GetConsumeStatsInBrokerHeader requestHeader =
-            (GetConsumeStatsInBrokerHeader) 
request.decodeCommandCustomHeader(GetConsumeStatsInBrokerHeader.class);
+                (GetConsumeStatsInBrokerHeader) 
request.decodeCommandCustomHeader(GetConsumeStatsInBrokerHeader.class);
         boolean isOrder = requestHeader.isOrder();
         ConcurrentMap<String, SubscriptionGroupConfig> subscriptionGroups =
-            
brokerController.getSubscriptionGroupManager().getSubscriptionGroupTable();
+                
brokerController.getSubscriptionGroupManager().getSubscriptionGroupTable();
 
         List<Map<String/* subscriptionGroupName */, List<ConsumeStats>>> 
brokerConsumeStatsList =
-            new ArrayList<Map<String, List<ConsumeStats>>>();
+                new ArrayList<Map<String, List<ConsumeStats>>>();
 
         long totalDiff = 0L;
 
@@ -1137,7 +1139,7 @@ private RemotingCommand 
fetchAllConsumeStatsInBroker(ChannelHandlerContext ctx,
                     SubscriptionData findSubscriptionData = 
this.brokerController.getConsumerManager().findSubscriptionData(group, topic);
 
                     if (null == findSubscriptionData
-                        && 
this.brokerController.getConsumerManager().findSubscriptionDataCount(group) > 
0) {
+                            && 
this.brokerController.getConsumerManager().findSubscriptionDataCount(group) > 
0) {
                         log.warn("consumeStats, the consumer group[{}], 
topic[{}] not exist", group, topic);
                         continue;
                     }
@@ -1153,9 +1155,9 @@ private RemotingCommand 
fetchAllConsumeStatsInBroker(ChannelHandlerContext ctx,
                     if (brokerOffset < 0)
                         brokerOffset = 0;
                     long consumerOffset = 
this.brokerController.getConsumerOffsetManager().queryOffset(
-                        group,
-                        topic,
-                        i);
+                            group,
+                            topic,
+                            i);
                     if (consumerOffset < 0)
                         consumerOffset = 0;
 
@@ -1196,31 +1198,31 @@ private RemotingCommand 
fetchAllConsumeStatsInBroker(ChannelHandlerContext ctx,
         runtimeInfo.put("brokerVersion", 
String.valueOf(MQVersion.CURRENT_VERSION));
 
         runtimeInfo.put("msgPutTotalYesterdayMorning",
-            
String.valueOf(this.brokerController.getBrokerStats().getMsgPutTotalYesterdayMorning()));
+                
String.valueOf(this.brokerController.getBrokerStats().getMsgPutTotalYesterdayMorning()));
         runtimeInfo.put("msgPutTotalTodayMorning", 
String.valueOf(this.brokerController.getBrokerStats().getMsgPutTotalTodayMorning()));
         runtimeInfo.put("msgPutTotalTodayNow", 
String.valueOf(this.brokerController.getBrokerStats().getMsgPutTotalTodayNow()));
 
         runtimeInfo.put("msgGetTotalYesterdayMorning",
-            
String.valueOf(this.brokerController.getBrokerStats().getMsgGetTotalYesterdayMorning()));
+                
String.valueOf(this.brokerController.getBrokerStats().getMsgGetTotalYesterdayMorning()));
         runtimeInfo.put("msgGetTotalTodayMorning", 
String.valueOf(this.brokerController.getBrokerStats().getMsgGetTotalTodayMorning()));
         runtimeInfo.put("msgGetTotalTodayNow", 
String.valueOf(this.brokerController.getBrokerStats().getMsgGetTotalTodayNow()));
 
         runtimeInfo.put("sendThreadPoolQueueSize", 
String.valueOf(this.brokerController.getSendThreadPoolQueue().size()));
 
         runtimeInfo.put("sendThreadPoolQueueCapacity",
-            
String.valueOf(this.brokerController.getBrokerConfig().getSendThreadPoolQueueCapacity()));
+                
String.valueOf(this.brokerController.getBrokerConfig().getSendThreadPoolQueueCapacity()));
 
         runtimeInfo.put("pullThreadPoolQueueSize", 
String.valueOf(this.brokerController.getPullThreadPoolQueue().size()));
         runtimeInfo.put("pullThreadPoolQueueCapacity",
-            
String.valueOf(this.brokerController.getBrokerConfig().getPullThreadPoolQueueCapacity()));
+                
String.valueOf(this.brokerController.getBrokerConfig().getPullThreadPoolQueueCapacity()));
 
         runtimeInfo.put("queryThreadPoolQueueSize", 
String.valueOf(this.brokerController.getQueryThreadPoolQueue().size()));
         runtimeInfo.put("queryThreadPoolQueueCapacity",
-            
String.valueOf(this.brokerController.getBrokerConfig().getQueryThreadPoolQueueCapacity()));
+                
String.valueOf(this.brokerController.getBrokerConfig().getQueryThreadPoolQueueCapacity()));
 
         runtimeInfo.put("EndTransactionQueueSize", 
String.valueOf(this.brokerController.getEndTransactionThreadPoolQueue().size()));
         runtimeInfo.put("EndTransactionThreadPoolQueueCapacity",
-            
String.valueOf(this.brokerController.getBrokerConfig().getEndTransactionPoolQueueCapacity()));
+                
String.valueOf(this.brokerController.getBrokerConfig().getEndTransactionPoolQueueCapacity()));
 
         runtimeInfo.put("dispatchBehindBytes", 
String.valueOf(this.brokerController.getMessageStore().dispatchBehindBytes()));
         runtimeInfo.put("pageCacheLockTimeMills", 
String.valueOf(this.brokerController.getMessageStore().lockTimeMills()));
@@ -1249,10 +1251,10 @@ private RemotingCommand 
fetchAllConsumeStatsInBroker(ChannelHandlerContext ctx,
     }
 
     private RemotingCommand callConsumer(
-        final int requestCode,
-        final RemotingCommand request,
-        final String consumerGroup,
-        final String clientId) throws RemotingCommandException {
+            final int requestCode,
+            final RemotingCommand request,
+            final String consumerGroup,
+            final String clientId) throws RemotingCommandException {
         final RemotingCommand response = 
RemotingCommand.createResponseCommand(null);
         ClientChannelInfo clientChannelInfo = 
this.brokerController.getConsumerManager().findChannel(consumerGroup, clientId);
 
@@ -1265,8 +1267,8 @@ private RemotingCommand callConsumer(
         if (clientChannelInfo.getVersion() < 
MQVersion.Version.V3_1_8_SNAPSHOT.ordinal()) {
             response.setCode(ResponseCode.SYSTEM_ERROR);
             response.setRemark(String.format("The Consumer <%s> Version <%s> 
too low to finish, please upgrade it to V3_1_8_SNAPSHOT",
-                clientId,
-                MQVersion.getVersionDesc(clientChannelInfo.getVersion())));
+                    clientId,
+                    MQVersion.getVersionDesc(clientChannelInfo.getVersion())));
             return response;
         }
 
@@ -1279,25 +1281,25 @@ private RemotingCommand callConsumer(
         } catch (RemotingTimeoutException e) {
             response.setCode(ResponseCode.CONSUME_MSG_TIMEOUT);
             response
-                .setRemark(String.format("consumer <%s> <%s> Timeout: %s", 
consumerGroup, clientId, RemotingHelper.exceptionSimpleDesc(e)));
+                    .setRemark(String.format("consumer <%s> <%s> Timeout: %s", 
consumerGroup, clientId, RemotingHelper.exceptionSimpleDesc(e)));
             return response;
         } catch (Exception e) {
             response.setCode(ResponseCode.SYSTEM_ERROR);
             response.setRemark(
-                String.format("invoke consumer <%s> <%s> Exception: %s", 
consumerGroup, clientId, RemotingHelper.exceptionSimpleDesc(e)));
+                    String.format("invoke consumer <%s> <%s> Exception: %s", 
consumerGroup, clientId, RemotingHelper.exceptionSimpleDesc(e)));
             return response;
         }
     }
 
     private RemotingCommand queryConsumeQueue(ChannelHandlerContext ctx,
-        RemotingCommand request) throws RemotingCommandException {
+                                              RemotingCommand request) throws 
RemotingCommandException {
         QueryConsumeQueueRequestHeader requestHeader =
-            (QueryConsumeQueueRequestHeader) 
request.decodeCommandCustomHeader(QueryConsumeQueueRequestHeader.class);
+                (QueryConsumeQueueRequestHeader) 
request.decodeCommandCustomHeader(QueryConsumeQueueRequestHeader.class);
 
         RemotingCommand response = RemotingCommand.createResponseCommand(null);
 
         ConsumeQueue consumeQueue = 
this.brokerController.getMessageStore().getConsumeQueue(requestHeader.getTopic(),
-            requestHeader.getQueueId());
+                requestHeader.getQueueId());
         if (consumeQueue == null) {
             response.setCode(ResponseCode.SYSTEM_ERROR);
             response.setRemark(String.format("%d@%s is not exist!", 
requestHeader.getQueueId(), requestHeader.getTopic()));
@@ -1314,18 +1316,18 @@ private RemotingCommand 
queryConsumeQueue(ChannelHandlerContext ctx,
         MessageFilter messageFilter = null;
         if (requestHeader.getConsumerGroup() != null) {
             SubscriptionData subscriptionData = 
this.brokerController.getConsumerManager().findSubscriptionData(
-                requestHeader.getConsumerGroup(), requestHeader.getTopic()
+                    requestHeader.getConsumerGroup(), requestHeader.getTopic()
             );
             body.setSubscriptionData(subscriptionData);
             if (subscriptionData == null) {
                 body.setFilterData(String.format("%s@%s is not online!", 
requestHeader.getConsumerGroup(), requestHeader.getTopic()));
             } else {
                 ConsumerFilterData filterData = 
this.brokerController.getConsumerFilterManager()
-                    .get(requestHeader.getTopic(), 
requestHeader.getConsumerGroup());
+                        .get(requestHeader.getTopic(), 
requestHeader.getConsumerGroup());
                 body.setFilterData(JSON.toJSONString(filterData, true));
 
                 messageFilter = new ExpressionMessageFilter(subscriptionData, 
filterData,
-                    this.brokerController.getConsumerFilterManager());
+                        this.brokerController.getConsumerFilterManager());
             }
         }
 
diff --git 
a/broker/src/main/java/org/apache/rocketmq/broker/transaction/queue/TransactionalMessageServiceImpl.java
 
b/broker/src/main/java/org/apache/rocketmq/broker/transaction/queue/TransactionalMessageServiceImpl.java
index 15e5c84ff..050185e47 100644
--- 
a/broker/src/main/java/org/apache/rocketmq/broker/transaction/queue/TransactionalMessageServiceImpl.java
+++ 
b/broker/src/main/java/org/apache/rocketmq/broker/transaction/queue/TransactionalMessageServiceImpl.java
@@ -82,10 +82,10 @@ private boolean needDiscard(MessageExt msgExt, int 
transactionCheckMax) {
     private boolean needSkip(MessageExt msgExt) {
         long valueOfCurrentMinusBorn = System.currentTimeMillis() - 
msgExt.getBornTimestamp();
         if (valueOfCurrentMinusBorn
-            > 
transactionalMessageBridge.getBrokerController().getMessageStoreConfig().getFileReservedTime()
-            * 3600L * 1000) {
+                > 
transactionalMessageBridge.getBrokerController().getMessageStoreConfig().getFileReservedTime()
+                * 3600L * 1000) {
             log.info("Half message exceed file reserved time ,so skip 
it.messageId {},bornTime {}",
-                msgExt.getMsgId(), msgExt.getBornTimestamp());
+                    msgExt.getMsgId(), msgExt.getBornTimestamp());
             return true;
         }
         return false;
@@ -94,32 +94,32 @@ private boolean needSkip(MessageExt msgExt) {
     private boolean putBackHalfMsgQueue(MessageExt msgExt, long offset) {
         PutMessageResult putMessageResult = 
putBackToHalfQueueReturnResult(msgExt);
         if (putMessageResult != null
-            && putMessageResult.getPutMessageStatus() == 
PutMessageStatus.PUT_OK) {
+                && putMessageResult.getPutMessageStatus() == 
PutMessageStatus.PUT_OK) {
             msgExt.setQueueOffset(
-                putMessageResult.getAppendMessageResult().getLogicsOffset());
+                    
putMessageResult.getAppendMessageResult().getLogicsOffset());
             msgExt.setCommitLogOffset(
-                putMessageResult.getAppendMessageResult().getWroteOffset());
+                    
putMessageResult.getAppendMessageResult().getWroteOffset());
             
msgExt.setMsgId(putMessageResult.getAppendMessageResult().getMsgId());
             log.info(
-                "Send check message, the offset={} restored in queueOffset={} "
-                    + "commitLogOffset={} "
-                    + "newMsgId={} realMsgId={} topic={}",
-                offset, msgExt.getQueueOffset(), msgExt.getCommitLogOffset(), 
msgExt.getMsgId(),
-                
msgExt.getUserProperty(MessageConst.PROPERTY_UNIQ_CLIENT_MESSAGE_ID_KEYIDX),
-                msgExt.getTopic());
+                    "Send check message, the offset={} restored in 
queueOffset={} "
+                            + "commitLogOffset={} "
+                            + "newMsgId={} realMsgId={} topic={}",
+                    offset, msgExt.getQueueOffset(), 
msgExt.getCommitLogOffset(), msgExt.getMsgId(),
+                    
msgExt.getUserProperty(MessageConst.PROPERTY_UNIQ_CLIENT_MESSAGE_ID_KEYIDX),
+                    msgExt.getTopic());
             return true;
         } else {
             log.error(
-                "PutBackToHalfQueueReturnResult write failed, topic: {}, 
queueId: {}, "
-                    + "msgId: {}",
-                msgExt.getTopic(), msgExt.getQueueId(), msgExt.getMsgId());
+                    "PutBackToHalfQueueReturnResult write failed, topic: {}, 
queueId: {}, "
+                            + "msgId: {}",
+                    msgExt.getTopic(), msgExt.getQueueId(), msgExt.getMsgId());
             return false;
         }
     }
 
     @Override
     public void check(long transactionTimeout, int transactionCheckMax,
-        AbstractTransactionalMessageCheckListener listener) {
+                      AbstractTransactionalMessageCheckListener listener) {
         try {
             String topic = MixAll.RMQ_SYS_TRANS_HALF_TOPIC;
             Set<MessageQueue> msgQueues = 
transactionalMessageBridge.fetchMessageQueues(topic);
@@ -136,7 +136,7 @@ public void check(long transactionTimeout, int 
transactionCheckMax,
                 log.info("Before check, the queue={} msgOffset={} 
opOffset={}", messageQueue, halfOffset, opOffset);
                 if (halfOffset < 0 || opOffset < 0) {
                     log.error("MessageQueue: {} illegal offset read: {}, op 
offset: {},skip this queue", messageQueue,
-                        halfOffset, opOffset);
+                            halfOffset, opOffset);
                     continue;
                 }
 
@@ -145,7 +145,7 @@ public void check(long transactionTimeout, int 
transactionCheckMax,
                 PullResult pullResult = fillOpRemoveMap(removeMap, opQueue, 
opOffset, halfOffset, doneOpOffset);
                 if (null == pullResult) {
                     log.error("The queue={} check msgOffset={} with 
opOffset={} failed, pullResult is null",
-                        messageQueue, halfOffset, opOffset);
+                            messageQueue, halfOffset, opOffset);
                     continue;
                 }
                 // single thread
@@ -169,11 +169,11 @@ public void check(long transactionTimeout, int 
transactionCheckMax,
                             }
                             if (getResult.getPullResult().getPullStatus() == 
PullStatus.NO_NEW_MSG) {
                                 log.info("No new msg, the miss offset={} 
in={}, continue check={}, pull result={}", i,
-                                    messageQueue, getMessageNullCount, 
getResult.getPullResult());
+                                        messageQueue, getMessageNullCount, 
getResult.getPullResult());
                                 break;
                             } else {
                                 log.info("Illegal offset, the miss offset={} 
in={}, continue check={}, pull result={}",
-                                    i, messageQueue, getMessageNullCount, 
getResult.getPullResult());
+                                        i, messageQueue, getMessageNullCount, 
getResult.getPullResult());
                                 i = 
getResult.getPullResult().getNextBeginOffset();
                                 newOffset = i;
                                 continue;
@@ -188,7 +188,7 @@ public void check(long transactionTimeout, int 
transactionCheckMax,
                         }
                         if (msgExt.getStoreTimestamp() >= startTime) {
                             log.info("Fresh stored. the miss offset={}, check 
it later, store={}", i,
-                                new Date(msgExt.getStoreTimestamp()));
+                                    new Date(msgExt.getStoreTimestamp()));
                             break;
                         }
 
@@ -207,14 +207,14 @@ public void check(long transactionTimeout, int 
transactionCheckMax,
                         } else {
                             if ((0 <= valueOfCurrentMinusBorn) && 
(valueOfCurrentMinusBorn < checkImmunityTime)) {
                                 log.info("New arrived, the miss offset={}, 
check it later checkImmunity={}, born={}", i,
-                                    checkImmunityTime, new 
Date(msgExt.getBornTimestamp()));
+                                        checkImmunityTime, new 
Date(msgExt.getBornTimestamp()));
                                 break;
                             }
                         }
                         List<MessageExt> opMsg = pullResult.getMsgFoundList();
                         boolean isNeedCheck = (opMsg == null && 
valueOfCurrentMinusBorn > checkImmunityTime)
-                            || (opMsg != null && (opMsg.get(opMsg.size() - 
1).getBornTimestamp() - startTime > transactionTimeout))
-                            || (valueOfCurrentMinusBorn <= -1);
+                                || (opMsg != null && (opMsg.get(opMsg.size() - 
1).getBornTimestamp() - startTime > transactionTimeout))
+                                || (valueOfCurrentMinusBorn <= -1);
 
                         if (isNeedCheck) {
                             if (!putBackHalfMsgQueue(msgExt, i)) {
@@ -224,7 +224,7 @@ public void check(long transactionTimeout, int 
transactionCheckMax,
                         } else {
                             pullResult = fillOpRemoveMap(removeMap, opQueue, 
pullResult.getNextBeginOffset(), halfOffset, doneOpOffset);
                             log.info("The miss offset:{} in messageQueue:{} 
need to get more opMsg, result is:{}", i,
-                                messageQueue, pullResult);
+                                    messageQueue, pullResult);
                             continue;
                         }
                     }
@@ -261,28 +261,28 @@ private long getImmunityTime(String checkImmunityTimeStr, 
long transactionTimeou
     /**
      * Read op message, parse op message, and fill removeMap
      *
-     * @param removeMap Half message to be remove, key:halfOffset, value: 
opOffset.
-     * @param opQueue Op message queue.
+     * @param removeMap      Half message to be remove, key:halfOffset, value: 
opOffset.
+     * @param opQueue        Op message queue.
      * @param pullOffsetOfOp The begin offset of op message queue.
-     * @param miniOffset The current minimum offset of half message queue.
-     * @param doneOpOffset Stored op messages that have been processed.
+     * @param miniOffset     The current minimum offset of half message queue.
+     * @param doneOpOffset   Stored op messages that have been processed.
      * @return Op message result.
      */
     private PullResult fillOpRemoveMap(HashMap<Long, Long> removeMap,
-        MessageQueue opQueue, long pullOffsetOfOp, long miniOffset, List<Long> 
doneOpOffset) {
+                                       MessageQueue opQueue, long 
pullOffsetOfOp, long miniOffset, List<Long> doneOpOffset) {
         PullResult pullResult = pullOpMsg(opQueue, pullOffsetOfOp, 32);
         if (null == pullResult) {
             return null;
         }
         if (pullResult.getPullStatus() == PullStatus.OFFSET_ILLEGAL
-            || pullResult.getPullStatus() == PullStatus.NO_MATCHED_MSG) {
+                || pullResult.getPullStatus() == PullStatus.NO_MATCHED_MSG) {
             log.warn("The miss op offset={} in queue={} is illegal, 
pullResult={}", pullOffsetOfOp, opQueue,
-                pullResult);
+                    pullResult);
             transactionalMessageBridge.updateConsumeOffset(opQueue, 
pullResult.getNextBeginOffset());
             return pullResult;
         } else if (pullResult.getPullStatus() == PullStatus.NO_NEW_MSG) {
             log.warn("The miss op offset={} in queue={} is NO_NEW_MSG, 
pullResult={}", pullOffsetOfOp, opQueue,
-                pullResult);
+                    pullResult);
             return pullResult;
         }
         List<MessageExt> opMsg = pullResult.getMsgFoundList();
@@ -293,7 +293,7 @@ private PullResult fillOpRemoveMap(HashMap<Long, Long> 
removeMap,
         for (MessageExt opMessageExt : opMsg) {
             Long queueOffset = getLong(new String(opMessageExt.getBody(), 
TransactionalMessageUtil.charset));
             log.info("Topic: {} tags: {}, OpOffset: {}, HalfOffset: {}", 
opMessageExt.getTopic(),
-                opMessageExt.getTags(), opMessageExt.getQueueOffset(), 
queueOffset);
+                    opMessageExt.getTags(), opMessageExt.getQueueOffset(), 
queueOffset);
             if 
(TransactionalMessageUtil.REMOVETAG.equals(opMessageExt.getTags())) {
                 if (queueOffset < miniOffset) {
                     doneOpOffset.add(opMessageExt.getQueueOffset());
@@ -305,21 +305,21 @@ private PullResult fillOpRemoveMap(HashMap<Long, Long> 
removeMap,
             }
         }
         log.debug("Remove map: {}", removeMap);
-        log.debug("Done op list: {}", doneOpOffset);
+        log.debug("done op list: {}", doneOpOffset);
         return pullResult;
     }
 
     /**
      * If return true, skip this msg
      *
-     * @param removeMap Op message map to determine whether a half message was 
responded by producer.
-     * @param doneOpOffset Op Message which has been checked.
-     * @param msgExt Half message
+     * @param removeMap         Op message map to determine whether a half 
message was responded by producer.
+     * @param doneOpOffset      Op Message which has been checked.
+     * @param msgExt            Half message
      * @param checkImmunityTime User defined time to avoid being detected 
early.
      * @return Return true if put success, otherwise return false.
      */
     private boolean checkPrepareQueueOffset(HashMap<Long, Long> removeMap, 
List<Long> doneOpOffset, MessageExt msgExt,
-        long checkImmunityTime) {
+                                            long checkImmunityTime) {
         if (System.currentTimeMillis() - msgExt.getBornTimestamp() < 
checkImmunityTime) {
             String prepareQueueOffsetStr = 
msgExt.getUserProperty(MessageConst.PROPERTY_TRANSACTION_PREPARED_QUEUE_OFFSET);
             if (null == prepareQueueOffsetStr) {
@@ -370,9 +370,9 @@ private boolean putImmunityMsgBackToHalfQueue(MessageExt 
messageExt) {
     /**
      * Read half message from Half Topic
      *
-     * @param mq Target message queue, in this method, it means the half 
message queue.
+     * @param mq     Target message queue, in this method, it means the half 
message queue.
      * @param offset Offset in the message queue.
-     * @param nums Pull message number.
+     * @param nums   Pull message number.
      * @return Messages pulled from half message queue.
      */
     private PullResult pullHalfMsg(MessageQueue mq, long offset, int nums) {
@@ -382,9 +382,9 @@ private PullResult pullHalfMsg(MessageQueue mq, long 
offset, int nums) {
     /**
      * Read op message from Op Topic
      *
-     * @param mq Target Message Queue
+     * @param mq     Target Message Queue
      * @param offset Offset in the message queue
-     * @param nums Pull message number
+     * @param nums   Pull message number
      * @return Messages pulled from operate message queue.
      */
     private PullResult pullOpMsg(MessageQueue mq, long offset, int nums) {
@@ -431,7 +431,7 @@ private MessageQueue getOpQueue(MessageQueue messageQueue) {
         MessageQueue opQueue = opQueueMap.get(messageQueue);
         if (opQueue == null) {
             opQueue = new 
MessageQueue(TransactionalMessageUtil.buildOpTopic(), 
messageQueue.getBrokerName(),
-                messageQueue.getQueueId());
+                    messageQueue.getQueueId());
             opQueueMap.put(messageQueue, opQueue);
         }
         return opQueue;
diff --git 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/ParseException.java 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/ParseException.java
index 06014cbcb..0a7e888e9 100644
--- a/filter/src/main/java/org/apache/rocketmq/filter/parser/ParseException.java
+++ b/filter/src/main/java/org/apache/rocketmq/filter/parser/ParseException.java
@@ -44,8 +44,8 @@
      * "expectedTokenSequences", and "TOKEN_IMAGE" set.
      */
     public ParseException(Token currentTokenVal,
-        int[][] expectedTokenSequencesVal,
-        String[] tokenImageVal
+                          int[][] expectedTokenSequencesVal,
+                          String[] tokenImageVal
     ) {
         super(initialise(currentTokenVal, expectedTokenSequencesVal, 
tokenImageVal));
         currentToken = currentTokenVal;
@@ -103,8 +103,8 @@ public ParseException(String message) {
      * gets displayed.
      */
     private static String initialise(Token currentToken,
-        int[][] expectedTokenSequences,
-        String[] tokenImage) {
+                                     int[][] expectedTokenSequences,
+                                     String[] tokenImage) {
         String eol = System.getProperty("line.separator", "\n");
         StringBuffer expected = new StringBuffer();
         int maxSize = 0;
@@ -131,7 +131,7 @@ private static String initialise(Token currentToken,
             }
             retval += " " + tokenImage[tok.kind];
             retval += " \"";
-            retval += add_escapes(tok.image);
+            retval += addEscapes(tok.image);
             retval += " \"";
             tok = tok.next;
         }
@@ -156,7 +156,7 @@ private static String initialise(Token currentToken,
      * when these raw version cannot be used as part of an ASCII
      * string literal.
      */
-    static String add_escapes(String str) {
+    static String addEscapes(String str) {
         StringBuffer retval = new StringBuffer();
         char ch;
         for (int i = 0; i < str.length(); i++) {
diff --git 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParser.java 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParser.java
index 198aacf83..48e92a847 100644
--- a/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParser.java
+++ b/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParser.java
@@ -90,7 +90,7 @@ protected SelectorParser(String sql) {
 
     protected BooleanExpression parse() throws MQFilterException {
         try {
-            return this.JmsSelector();
+            return this.jmsSelector();
         } catch (Throwable e) {
             throw new MQFilterException("Invalid MessageSelector. ", e);
         }
@@ -109,7 +109,7 @@ private BooleanExpression asBooleanExpression(Expression 
value) throws ParseExce
     // 
----------------------------------------------------------------------------
     // Grammer
     // 
----------------------------------------------------------------------------
-    final public BooleanExpression JmsSelector() throws ParseException {
+    final public BooleanExpression jmsSelector() throws ParseException {
         Expression left = null;
         left = orExpression();
         {
@@ -996,13 +996,13 @@ private boolean jj_3R_8() {
     }
 
     private static void jj_la1_init_0() {
-        jjLa10 = new int[] {
-            0x400, 0x200, 0xc10000, 0xc00000, 0x10000, 0xf001900, 0x20000000, 
0x20000000, 0xf000800,
-            0x1000, 0x1036e100, 0x1036e000, 0x16e000};
+        jjLa10 = new int[]{
+                0x400, 0x200, 0xc10000, 0xc00000, 0x10000, 0xf001900, 
0x20000000, 0x20000000, 0xf000800,
+                0x1000, 0x1036e100, 0x1036e000, 0x16e000};
     }
 
     private static void jj_la1_init_1() {
-        jjLa11 = new int[] {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
0x1, 0x0, 0x0};
+        jjLa11 = new int[]{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 
0x1, 0x0, 0x0};
     }
 
     final private JJCalls[] jj2Rtns = new JJCalls[4];
@@ -1047,7 +1047,7 @@ public void ReInit(java.io.InputStream stream) {
      */
     public void ReInit(java.io.InputStream stream, String encoding) {
         try {
-            jjInputStream.ReInit(stream, encoding, 1, 1);
+            jjInputStream.reInit(stream, encoding, 1, 1);
         } catch (java.io.UnsupportedEncodingException e) {
             throw new RuntimeException(e);
         }
@@ -1080,7 +1080,7 @@ public SelectorParser(java.io.Reader stream) {
      * Reinitialise.
      */
     public void ReInit(java.io.Reader stream) {
-        jjInputStream.ReInit(stream, 1, 1);
+        jjInputStream.reInit(stream, 1, 1);
         tokenSource.ReInit(jjInputStream);
         token = new Token();
         jjNtk = -1;
diff --git 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParserTokenManager.java
 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParserTokenManager.java
index b5bac9824..1830e5e8b 100644
--- 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParserTokenManager.java
+++ 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/SelectorParserTokenManager.java
@@ -363,10 +363,10 @@ private int jjMoveStringLiteralDfa6_0(long old0, long 
active0) {
     }
 
     static final long[] JJ_BIT_VEC_0 = {
-        0xfffffffffffffffeL, 0xffffffffffffffffL, 0xffffffffffffffffL, 
0xffffffffffffffffL
+            0xfffffffffffffffeL, 0xffffffffffffffffL, 0xffffffffffffffffL, 
0xffffffffffffffffL
     };
     static final long[] JJ_BIT_VEC_2 = {
-        0x0L, 0x0L, 0xffffffffffffffffL, 0xffffffffffffffffL
+            0x0L, 0x0L, 0xffffffffffffffffL, 0xffffffffffffffffL
     };
 
     private int jjMoveNfa_0(int startState, int curPos) {
@@ -702,8 +702,8 @@ else if (curChar == 45)
     }
 
     static final int[] JJ_NEXT_STATES = {
-        30, 31, 36, 37, 24, 25, 26, 1, 2, 4, 8, 9, 11, 20, 21, 34,
-        35, 38, 39,
+            30, 31, 36, 37, 24, 25, 26, 1, 2, 4, 8, 9, 11, 20, 21, 34,
+            35, 38, 39,
     };
 
     private static final boolean jjCanMove_0(int hiByte, int i1, int i2, long 
l1, long l2) {
@@ -721,24 +721,24 @@ private static final boolean jjCanMove_0(int hiByte, int 
i1, int i2, long l1, lo
      * Token literal values.
      */
     public static final String[] JJ_STR_LITERAL_IMAGES = {
-        "", null, null, null, null, null, null, null, null, null, null, null, 
null,
-        null, null, null, null, null, null, null, null, null, "\75", "\74\76", 
"\76",
-        "\76\75", "\74", "\74\75", "\50", "\54", "\51", "\53", "\55"};
+            "", null, null, null, null, null, null, null, null, null, null, 
null, null,
+            null, null, null, null, null, null, null, null, null, "\75", 
"\74\76", "\76",
+            "\76\75", "\74", "\74\75", "\50", "\54", "\51", "\53", "\55"};
 
     /**
      * Lexer state names.
      */
     public static final String[] LEX_STATE_NAMES = {
-        "DEFAULT",
+            "DEFAULT",
     };
     static final long[] JJ_TO_TOKEN = {
-        0x1fff7ff01L,
+            0x1fff7ff01L,
     };
     static final long[] JJ_TO_SKIP = {
-        0xfeL,
+            0xfeL,
     };
     static final long[] JJ_TO_SPECIAL = {
-        0x3eL,
+            0x3eL,
     };
     protected SimpleCharStream inputStream;
     private final int[] jjrounds = new int[40];
@@ -793,7 +793,7 @@ public void ReInit(SimpleCharStream stream, int lexState) {
     public void SwitchTo(int lexState) {
         if (lexState >= 1 || lexState < 0)
             throw new TokenMgrError("Error: Ignoring invalid lexical state : " 
+ lexState + ". State unchanged.",
-                TokenMgrError.INVALID_LEXICAL_STATE);
+                    TokenMgrError.INVALID_LEXICAL_STATE);
         else
             curLexState = lexState;
     }
@@ -806,7 +806,7 @@ protected Token jjFillToken() {
         final int beginColumn;
         final int endColumn;
         String im = JJ_STR_LITERAL_IMAGES[jjmatchedKind];
-        curTokenImage = (im == null) ? inputStream.GetImage() : im;
+        curTokenImage = (im == null) ? inputStream.getImage() : im;
         beginLine = inputStream.getBeginLine();
         beginColumn = inputStream.getBeginColumn();
         endLine = inputStream.getEndLine();
@@ -839,7 +839,7 @@ public Token getNextToken() {
         EOFLoop:
         for (; ; ) {
             try {
-                curChar = inputStream.BeginToken();
+                curChar = inputStream.beginToken();
             } catch (java.io.IOException e) {
                 jjmatchedKind = 0;
                 matchedToken = jjFillToken();
@@ -879,7 +879,7 @@ public Token getNextToken() {
                 inputStream.backup(1);
             } catch (java.io.IOException e1) {
                 eofSeen = true;
-                errorAfter = curPos <= 1 ? "" : inputStream.GetImage();
+                errorAfter = curPos <= 1 ? "" : inputStream.getImage();
                 if (curChar == '\n' || curChar == '\r') {
                     errorLine++;
                     errorColumn = 0;
@@ -888,10 +888,10 @@ public Token getNextToken() {
             }
             if (!eofSeen) {
                 inputStream.backup(1);
-                errorAfter = curPos <= 1 ? "" : inputStream.GetImage();
+                errorAfter = curPos <= 1 ? "" : inputStream.getImage();
             }
             throw new TokenMgrError(eofSeen, curLexState, errorLine, 
errorColumn, errorAfter, curChar,
-                TokenMgrError.LEXICAL_ERROR);
+                    TokenMgrError.LEXICAL_ERROR);
         }
     }
 
diff --git 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/SimpleCharStream.java 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/SimpleCharStream.java
index 53f7e1c29..0de119519 100644
--- 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/SimpleCharStream.java
+++ 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/SimpleCharStream.java
@@ -60,7 +60,7 @@ protected int getTabSize(int i) {
         return tabSize;
     }
 
-    protected void ExpandBuff(boolean wrapAround) {
+    protected void expandBuff(boolean wrapAround) {
         char[] newbuffer = new char[bufsize + 2048];
         int newbufline[] = new int[bufsize + 2048];
         int newbufcolumn[] = new int[bufsize + 2048];
@@ -101,7 +101,7 @@ protected void ExpandBuff(boolean wrapAround) {
         tokenBegin = 0;
     }
 
-    protected void FillBuff() throws java.io.IOException {
+    protected void fillBuff() throws java.io.IOException {
         if (maxNextCharInd == available) {
             if (available == bufsize) {
                 if (tokenBegin > 2048) {
@@ -110,11 +110,11 @@ protected void FillBuff() throws java.io.IOException {
                 } else if (tokenBegin < 0)
                     bufpos = maxNextCharInd = 0;
                 else
-                    ExpandBuff(false);
+                    expandBuff(false);
             } else if (available > tokenBegin)
                 available = bufsize;
             else if ((tokenBegin - available) < 2048)
-                ExpandBuff(true);
+                expandBuff(true);
             else
                 available = tokenBegin;
         }
@@ -139,7 +139,7 @@ else if ((tokenBegin - available) < 2048)
     /**
      * Start.
      */
-    public char BeginToken() throws java.io.IOException {
+    public char beginToken() throws java.io.IOException {
         tokenBegin = -1;
         char c = readChar();
         tokenBegin = bufpos;
@@ -147,7 +147,7 @@ public char BeginToken() throws java.io.IOException {
         return c;
     }
 
-    protected void UpdateLineColumn(char c) {
+    protected void updateLineColumn(char c) {
         column++;
 
         if (prevCharIsLF) {
@@ -194,11 +194,11 @@ public char readChar() throws java.io.IOException {
         }
 
         if (++bufpos >= maxNextCharInd)
-            FillBuff();
+            fillBuff();
 
         char c = buffer[bufpos];
 
-        UpdateLineColumn(c);
+        updateLineColumn(c);
         return c;
     }
 
@@ -264,7 +264,7 @@ public void backup(int amount) {
      * Constructor.
      */
     public SimpleCharStream(java.io.Reader dstream, int startline,
-        int startcolumn, int buffersize) {
+                            int startcolumn, int buffersize) {
         inputStream = dstream;
         line = startline;
         column = startcolumn - 1;
@@ -279,7 +279,7 @@ public SimpleCharStream(java.io.Reader dstream, int 
startline,
      * Constructor.
      */
     public SimpleCharStream(java.io.Reader dstream, int startline,
-        int startcolumn) {
+                            int startcolumn) {
         this(dstream, startline, startcolumn, 4096);
     }
 
@@ -293,8 +293,8 @@ public SimpleCharStream(java.io.Reader dstream) {
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.Reader dstream, int startline,
-        int startcolumn, int buffersize) {
+    public void reInit(java.io.Reader dstream, int startline,
+                       int startcolumn, int buffersize) {
         inputStream = dstream;
         line = startline;
         column = startcolumn - 1;
@@ -313,33 +313,33 @@ public void ReInit(java.io.Reader dstream, int startline,
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.Reader dstream, int startline,
-        int startcolumn) {
-        ReInit(dstream, startline, startcolumn, 4096);
+    public void reInit(java.io.Reader dstream, int startline,
+                       int startcolumn) {
+        reInit(dstream, startline, startcolumn, 4096);
     }
 
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.Reader dstream) {
-        ReInit(dstream, 1, 1, 4096);
+    public void reInit(java.io.Reader dstream) {
+        reInit(dstream, 1, 1, 4096);
     }
 
     /**
      * Constructor.
      */
     public SimpleCharStream(java.io.InputStream dstream, String encoding, int 
startline,
-        int startcolumn, int buffersize) throws 
java.io.UnsupportedEncodingException {
+                            int startcolumn, int buffersize) throws 
java.io.UnsupportedEncodingException {
         this(encoding == null ?
-            new java.io.InputStreamReader(dstream) :
-            new java.io.InputStreamReader(dstream, encoding), startline, 
startcolumn, buffersize);
+                new java.io.InputStreamReader(dstream) :
+                new java.io.InputStreamReader(dstream, encoding), startline, 
startcolumn, buffersize);
     }
 
     /**
      * Constructor.
      */
     public SimpleCharStream(java.io.InputStream dstream, int startline,
-        int startcolumn, int buffersize) {
+                            int startcolumn, int buffersize) {
         this(new java.io.InputStreamReader(dstream), startline, startcolumn, 
buffersize);
     }
 
@@ -347,7 +347,7 @@ public SimpleCharStream(java.io.InputStream dstream, int 
startline,
      * Constructor.
      */
     public SimpleCharStream(java.io.InputStream dstream, String encoding, int 
startline,
-        int startcolumn) throws java.io.UnsupportedEncodingException {
+                            int startcolumn) throws 
java.io.UnsupportedEncodingException {
         this(dstream, encoding, startline, startcolumn, 4096);
     }
 
@@ -355,7 +355,7 @@ public SimpleCharStream(java.io.InputStream dstream, String 
encoding, int startl
      * Constructor.
      */
     public SimpleCharStream(java.io.InputStream dstream, int startline,
-        int startcolumn) {
+                            int startcolumn) {
         this(dstream, startline, startcolumn, 4096);
     }
 
@@ -376,73 +376,73 @@ public SimpleCharStream(java.io.InputStream dstream) {
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.InputStream dstream, String encoding, int 
startline,
-        int startcolumn, int buffersize) throws 
java.io.UnsupportedEncodingException {
-        ReInit(encoding == null ?
-            new java.io.InputStreamReader(dstream) :
-            new java.io.InputStreamReader(dstream, encoding), startline, 
startcolumn, buffersize);
+    public void reInit(java.io.InputStream dstream, String encoding, int 
startline,
+                       int startcolumn, int buffersize) throws 
java.io.UnsupportedEncodingException {
+        reInit(encoding == null ?
+                new java.io.InputStreamReader(dstream) :
+                new java.io.InputStreamReader(dstream, encoding), startline, 
startcolumn, buffersize);
     }
 
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.InputStream dstream, int startline,
-        int startcolumn, int buffersize) {
-        ReInit(new java.io.InputStreamReader(dstream), startline, startcolumn, 
buffersize);
+    public void reInit(java.io.InputStream dstream, int startline,
+                       int startcolumn, int buffersize) {
+        reInit(new java.io.InputStreamReader(dstream), startline, startcolumn, 
buffersize);
     }
 
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.InputStream dstream, String encoding) throws 
java.io.UnsupportedEncodingException {
-        ReInit(dstream, encoding, 1, 1, 4096);
+    public void reInit(java.io.InputStream dstream, String encoding) throws 
java.io.UnsupportedEncodingException {
+        reInit(dstream, encoding, 1, 1, 4096);
     }
 
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.InputStream dstream) {
-        ReInit(dstream, 1, 1, 4096);
+    public void reInit(java.io.InputStream dstream) {
+        reInit(dstream, 1, 1, 4096);
     }
 
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.InputStream dstream, String encoding, int 
startline,
-        int startcolumn) throws java.io.UnsupportedEncodingException {
-        ReInit(dstream, encoding, startline, startcolumn, 4096);
+    public void reInit(java.io.InputStream dstream, String encoding, int 
startline,
+                       int startcolumn) throws 
java.io.UnsupportedEncodingException {
+        reInit(dstream, encoding, startline, startcolumn, 4096);
     }
 
     /**
      * Reinitialise.
      */
-    public void ReInit(java.io.InputStream dstream, int startline,
-        int startcolumn) {
-        ReInit(dstream, startline, startcolumn, 4096);
+    public void reInit(java.io.InputStream dstream, int startline,
+                       int startcolumn) {
+        reInit(dstream, startline, startcolumn, 4096);
     }
 
     /**
      * Get token literal value.
      */
-    public String GetImage() {
+    public String getImage() {
         if (bufpos >= tokenBegin)
             return new String(buffer, tokenBegin, bufpos - tokenBegin + 1);
         else
             return new String(buffer, tokenBegin, bufsize - tokenBegin) +
-                new String(buffer, 0, bufpos + 1);
+                    new String(buffer, 0, bufpos + 1);
     }
 
     /**
      * Get the suffix.
      */
-    public char[] GetSuffix(int len) {
+    public char[] getSuffix(int len) {
         char[] ret = new char[len];
 
         if ((bufpos + 1) >= len)
             System.arraycopy(buffer, bufpos - len + 1, ret, 0, len);
         else {
             System.arraycopy(buffer, bufsize - (len - bufpos - 1), ret, 0,
-                len - bufpos - 1);
+                    len - bufpos - 1);
             System.arraycopy(buffer, 0, ret, len - bufpos - 1, bufpos + 1);
         }
 
@@ -452,7 +452,7 @@ public String GetImage() {
     /**
      * Reset buffer when finished.
      */
-    public void Done() {
+    public void done() {
         buffer = null;
         bufline = null;
         bufcolumn = null;
diff --git 
a/filter/src/main/java/org/apache/rocketmq/filter/parser/TokenMgrError.java 
b/filter/src/main/java/org/apache/rocketmq/filter/parser/TokenMgrError.java
index e8132df5a..a2bb5f67b 100644
--- a/filter/src/main/java/org/apache/rocketmq/filter/parser/TokenMgrError.java
+++ b/filter/src/main/java/org/apache/rocketmq/filter/parser/TokenMgrError.java
@@ -31,9 +31,9 @@
      */
     private static final long serialVersionUID = 1L;
 
-  /*
-   * Ordinals for various reasons why an Error of this type can be thrown.
-   */
+    /*
+     * Ordinals for various reasons why an Error of this type can be thrown.
+     */
 
     /**
      * Lexical error occurred.
@@ -121,15 +121,15 @@ protected static final String addEscapes(String str) {
      * curchar     : the offending character
      * Note: You can customize the lexical error message by modifying this 
method.
      */
-    protected static String LexicalError(boolean eofSeen, int lexState, int 
errorLine, int errorColumn,
-        String errorAfter, char curChar) {
+    protected static String lexicalError(boolean eofSeen, int lexState, int 
errorLine, int errorColumn,
+                                         String errorAfter, char curChar) {
         return "Lexical error at line " +
-            errorLine + ", column " +
-            errorColumn + ".  Encountered: " +
-            (eofSeen ?
-                "<EOF> " :
-                ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + 
(int) curChar + "), ") +
-            "after : \"" + addEscapes(errorAfter) + "\"";
+                errorLine + ", column " +
+                errorColumn + ".  Encountered: " +
+                (eofSeen ?
+                        "<EOF> " :
+                        ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + 
" (" + (int) curChar + "), ") +
+                "after : \"" + addEscapes(errorAfter) + "\"";
     }
 
     /**
@@ -145,9 +145,9 @@ public String getMessage() {
         return super.getMessage();
     }
 
-  /*
-   * Constructors of various flavors follow.
-   */
+    /*
+     * Constructors of various flavors follow.
+     */
 
     /**
      * No arg constructor.
@@ -167,8 +167,8 @@ public TokenMgrError(String message, int reason) {
      * Full Constructor.
      */
     public TokenMgrError(boolean eofSeen, int lexState, int errorLine, int 
errorColumn, String errorAfter, char curChar,
-        int reason) {
-        this(LexicalError(eofSeen, lexState, errorLine, errorColumn, 
errorAfter, curChar), reason);
+                         int reason) {
+        this(lexicalError(eofSeen, lexState, errorLine, errorColumn, 
errorAfter, curChar), reason);
     }
 }
 /* JavaCC - OriginalChecksum=e960778c8dcd73e167ed5bfddd59f288 (do not edit 
this line) */


 

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