Github user dongeforever commented on a diff in the pull request: https://github.com/apache/incubator-rocketmq/pull/156#discussion_r139869169 --- Diff: broker/src/main/java/org/apache/rocketmq/broker/mqtrace/TrackerTimeSendMessageHook.java --- @@ -0,0 +1,62 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.rocketmq.broker.mqtrace; + +import java.util.Map; +import org.apache.rocketmq.broker.ServerTracerTimeUtil; +import org.apache.rocketmq.common.message.MessageConst; +import org.apache.rocketmq.common.message.MessageDecoder; + +public class TrackerTimeSendMessageHook implements SendMessageHook { + + @Override + public String hookName() { + return "TrackerTimeSendMessageHook"; + } + + @Override + public void sendMessageBefore(SendMessageContext context) { + // brokerController.getBrokerConfig().isEnableTracerTime() + String props = context.getMsgProps(); + if (props != null && props.length() > 1) { + Map<String, String> properties = MessageDecoder.string2messageProperties(props); + String messageTracerTimeId = properties.get(MessageConst.PROPERTY_UNIQ_CLIENT_MESSAGE_ID_KEYIDX); + if (properties.containsKey(MessageConst.MESSAGE_CREATE_TIME)) { + ServerTracerTimeUtil.addMessageCreateTime(messageTracerTimeId, properties.get(MessageConst.MESSAGE_CREATE_TIME)); + ServerTracerTimeUtil.addMessageSendTime(messageTracerTimeId, properties.get(MessageConst.MESSAGE_SEND_TIME)); + ServerTracerTimeUtil.addMessageArriveBrokerTime(messageTracerTimeId, System.currentTimeMillis()); + ServerTracerTimeUtil.addMessageBeginSaveTime(messageTracerTimeId, System.currentTimeMillis()); + } + } + + } + + @Override + public void sendMessageAfter(SendMessageContext context) { + String props = context.getMsgProps(); + if (props != null && props.length() > 1) { + Map<String, String> properties = MessageDecoder.string2messageProperties(props); + if (properties.containsKey(MessageConst.MESSAGE_CREATE_TIME)) { + String messageTracerTimeId = properties.get(MessageConst.PROPERTY_UNIQ_CLIENT_MESSAGE_ID_KEYIDX); + ServerTracerTimeUtil.addMessageSaveEndTime(messageTracerTimeId, System.currentTimeMillis()); + ServerTracerTimeUtil.addBrokerSendAckTime(messageTracerTimeId, System.currentTimeMillis()); + ServerTracerTimeUtil.addBrokerSendAckTime(messageTracerTimeId, System.currentTimeMillis()); --- End diff -- here two lines are same. May you want to addReceiveSendAckTime?
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