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DefaultMQPushConsumerImpl.java
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DefaultMQPushConsumerImpl.java
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/*
* 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.client.impl.consumer;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.rocketmq.client.QueryResult;
import org.apache.rocketmq.client.Validators;
import org.apache.rocketmq.client.consumer.DefaultMQPushConsumer;
import org.apache.rocketmq.client.consumer.PullCallback;
import org.apache.rocketmq.client.consumer.PullResult;
import org.apache.rocketmq.client.consumer.listener.MessageListener;
import org.apache.rocketmq.client.consumer.listener.MessageListenerConcurrently;
import org.apache.rocketmq.client.consumer.listener.MessageListenerOrderly;
import org.apache.rocketmq.client.consumer.store.LocalFileOffsetStore;
import org.apache.rocketmq.client.consumer.store.OffsetStore;
import org.apache.rocketmq.client.consumer.store.ReadOffsetType;
import org.apache.rocketmq.client.consumer.store.RemoteBrokerOffsetStore;
import org.apache.rocketmq.client.exception.MQBrokerException;
import org.apache.rocketmq.client.exception.MQClientException;
import org.apache.rocketmq.client.hook.ConsumeMessageContext;
import org.apache.rocketmq.client.hook.ConsumeMessageHook;
import org.apache.rocketmq.client.hook.FilterMessageHook;
import org.apache.rocketmq.client.impl.CommunicationMode;
import org.apache.rocketmq.client.impl.MQClientManager;
import org.apache.rocketmq.client.impl.factory.MQClientInstance;
import org.apache.rocketmq.client.log.ClientLogger;
import org.apache.rocketmq.client.stat.ConsumerStatsManager;
import org.apache.rocketmq.common.MixAll;
import org.apache.rocketmq.common.ServiceState;
import org.apache.rocketmq.common.UtilAll;
import org.apache.rocketmq.common.consumer.ConsumeFromWhere;
import org.apache.rocketmq.common.filter.FilterAPI;
import org.apache.rocketmq.common.help.FAQUrl;
import org.apache.rocketmq.common.message.Message;
import org.apache.rocketmq.common.message.MessageAccessor;
import org.apache.rocketmq.common.message.MessageConst;
import org.apache.rocketmq.common.message.MessageExt;
import org.apache.rocketmq.common.message.MessageQueue;
import org.apache.rocketmq.common.protocol.body.ConsumeStatus;
import org.apache.rocketmq.common.protocol.body.ConsumerRunningInfo;
import org.apache.rocketmq.common.protocol.body.ProcessQueueInfo;
import org.apache.rocketmq.common.protocol.body.QueueTimeSpan;
import org.apache.rocketmq.common.protocol.heartbeat.ConsumeType;
import org.apache.rocketmq.common.protocol.heartbeat.MessageModel;
import org.apache.rocketmq.common.protocol.heartbeat.SubscriptionData;
import org.apache.rocketmq.common.protocol.route.BrokerData;
import org.apache.rocketmq.common.protocol.route.TopicRouteData;
import org.apache.rocketmq.common.sysflag.PullSysFlag;
import org.apache.rocketmq.remoting.RPCHook;
import org.apache.rocketmq.remoting.common.RemotingHelper;
import org.apache.rocketmq.remoting.exception.RemotingException;
import org.slf4j.Logger;
public class DefaultMQPushConsumerImpl implements MQConsumerInner {
/**
* Delay some time when exception occur
*/
private static final long PULL_TIME_DELAY_MILLS_WHEN_EXCEPTION = 3000;
/**
* Flow control interval
*/
private static final long PULL_TIME_DELAY_MILLS_WHEN_FLOW_CONTROL = 50;
/**
* Delay some time when suspend pull service
*/
private static final long PULL_TIME_DELAY_MILLS_WHEN_SUSPEND = 1000;
private static final long BROKER_SUSPEND_MAX_TIME_MILLIS = 1000 * 15;
private static final long CONSUMER_TIMEOUT_MILLIS_WHEN_SUSPEND = 1000 * 30;
private final Logger log = ClientLogger.getLog();
private final DefaultMQPushConsumer defaultMQPushConsumer;
private final RebalanceImpl rebalanceImpl = new RebalancePushImpl(this);
private final ArrayList<FilterMessageHook> filterMessageHookList = new ArrayList<FilterMessageHook>();
private final long consumerStartTimestamp = System.currentTimeMillis();
private final ArrayList<ConsumeMessageHook> consumeMessageHookList = new ArrayList<ConsumeMessageHook>();
private final RPCHook rpcHook;
private ServiceState serviceState = ServiceState.CREATE_JUST;
private MQClientInstance mQClientFactory;
private PullAPIWrapper pullAPIWrapper;
private volatile boolean pause = false;
private boolean consumeOrderly = false;
private MessageListener messageListenerInner;
private OffsetStore offsetStore;
private ConsumeMessageService consumeMessageService;
private long flowControlTimes1 = 0;
private long flowControlTimes2 = 0;
public DefaultMQPushConsumerImpl(DefaultMQPushConsumer defaultMQPushConsumer, RPCHook rpcHook) {
this.defaultMQPushConsumer = defaultMQPushConsumer;
this.rpcHook = rpcHook;
}
public void registerFilterMessageHook(final FilterMessageHook hook) {
this.filterMessageHookList.add(hook);
log.info("register FilterMessageHook Hook, {}", hook.hookName());
}
public boolean hasHook() {
return !this.consumeMessageHookList.isEmpty();
}
public void registerConsumeMessageHook(final ConsumeMessageHook hook) {
this.consumeMessageHookList.add(hook);
log.info("register consumeMessageHook Hook, {}", hook.hookName());
}
public void executeHookBefore(final ConsumeMessageContext context) {
if (!this.consumeMessageHookList.isEmpty()) {
for (ConsumeMessageHook hook : this.consumeMessageHookList) {
try {
hook.consumeMessageBefore(context);
} catch (Throwable e) {
}
}
}
}
public void executeHookAfter(final ConsumeMessageContext context) {
if (!this.consumeMessageHookList.isEmpty()) {
for (ConsumeMessageHook hook : this.consumeMessageHookList) {
try {
hook.consumeMessageAfter(context);
} catch (Throwable e) {
}
}
}
}
public void createTopic(String key, String newTopic, int queueNum) throws MQClientException {
createTopic(key, newTopic, queueNum, 0);
}
public void createTopic(String key, String newTopic, int queueNum, int topicSysFlag) throws MQClientException {
this.mQClientFactory.getMQAdminImpl().createTopic(key, newTopic, queueNum, topicSysFlag);
}
public Set<MessageQueue> fetchSubscribeMessageQueues(String topic) throws MQClientException {
Set<MessageQueue> result = this.rebalanceImpl.getTopicSubscribeInfoTable().get(topic);
if (null == result) {
this.mQClientFactory.updateTopicRouteInfoFromNameServer(topic);
result = this.rebalanceImpl.getTopicSubscribeInfoTable().get(topic);
}
if (null == result) {
throw new MQClientException("The topic[" + topic + "] not exist", null);
}
return result;
}
public DefaultMQPushConsumer getDefaultMQPushConsumer() {
return defaultMQPushConsumer;
}
public long earliestMsgStoreTime(MessageQueue mq) throws MQClientException {
return this.mQClientFactory.getMQAdminImpl().earliestMsgStoreTime(mq);
}
public long maxOffset(MessageQueue mq) throws MQClientException {
return this.mQClientFactory.getMQAdminImpl().maxOffset(mq);
}
public long minOffset(MessageQueue mq) throws MQClientException {
return this.mQClientFactory.getMQAdminImpl().minOffset(mq);
}
public OffsetStore getOffsetStore() {
return offsetStore;
}
public void setOffsetStore(OffsetStore offsetStore) {
this.offsetStore = offsetStore;
}
public void pullMessage(final PullRequest pullRequest) {
final ProcessQueue processQueue = pullRequest.getProcessQueue();
if (processQueue.isDropped()) {
log.info("the pull request[{}] is dropped.", pullRequest.toString());
return;
}
pullRequest.getProcessQueue().setLastPullTimestamp(System.currentTimeMillis());
try {
this.makeSureStateOK();
} catch (MQClientException e) {
log.warn("pullMessage exception, consumer state not ok", e);
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_EXCEPTION);
return;
}
if (this.isPause()) {
log.warn("consumer was paused, execute pull request later. instanceName={}, group={}", this.defaultMQPushConsumer.getInstanceName(), this.defaultMQPushConsumer.getConsumerGroup());
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_SUSPEND);
return;
}
long size = processQueue.getMsgCount().get();
if (size > this.defaultMQPushConsumer.getPullThresholdForQueue()) {
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_FLOW_CONTROL);
if ((flowControlTimes1++ % 1000) == 0) {
log.warn(
"the consumer message buffer is full, so do flow control, minOffset={}, maxOffset={}, size={}, pullRequest={}, flowControlTimes={}",
processQueue.getMsgTreeMap().firstKey(), processQueue.getMsgTreeMap().lastKey(), size, pullRequest, flowControlTimes1);
}
return;
}
if (!this.consumeOrderly) {
if (processQueue.getMaxSpan() > this.defaultMQPushConsumer.getConsumeConcurrentlyMaxSpan()) {
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_FLOW_CONTROL);
if ((flowControlTimes2++ % 1000) == 0) {
log.warn(
"the queue's messages, span too long, so do flow control, minOffset={}, maxOffset={}, maxSpan={}, pullRequest={}, flowControlTimes={}",
processQueue.getMsgTreeMap().firstKey(), processQueue.getMsgTreeMap().lastKey(), processQueue.getMaxSpan(),
pullRequest, flowControlTimes2);
}
return;
}
} else {
if (processQueue.isLocked()) {
if (!pullRequest.isLockedFirst()) {
final long offset = this.rebalanceImpl.computePullFromWhere(pullRequest.getMessageQueue());
boolean brokerBusy = offset < pullRequest.getNextOffset();
log.info("the first time to pull message, so fix offset from broker. pullRequest: {} NewOffset: {} brokerBusy: {}",
pullRequest, offset, brokerBusy);
if (brokerBusy) {
log.info("[NOTIFYME]the first time to pull message, but pull request offset larger than broker consume offset. pullRequest: {} NewOffset: {}",
pullRequest, offset);
}
pullRequest.setLockedFirst(true);
pullRequest.setNextOffset(offset);
}
} else {
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_EXCEPTION);
log.info("pull message later because not locked in broker, {}", pullRequest);
return;
}
}
final SubscriptionData subscriptionData = this.rebalanceImpl.getSubscriptionInner().get(pullRequest.getMessageQueue().getTopic());
if (null == subscriptionData) {
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_EXCEPTION);
log.warn("find the consumer's subscription failed, {}", pullRequest);
return;
}
final long beginTimestamp = System.currentTimeMillis();
PullCallback pullCallback = new PullCallback() {
@Override
public void onSuccess(PullResult pullResult) {
if (pullResult != null) {
pullResult = DefaultMQPushConsumerImpl.this.pullAPIWrapper.processPullResult(pullRequest.getMessageQueue(), pullResult,
subscriptionData);
switch (pullResult.getPullStatus()) {
case FOUND:
long prevRequestOffset = pullRequest.getNextOffset();
pullRequest.setNextOffset(pullResult.getNextBeginOffset());
long pullRT = System.currentTimeMillis() - beginTimestamp;
DefaultMQPushConsumerImpl.this.getConsumerStatsManager().incPullRT(pullRequest.getConsumerGroup(),
pullRequest.getMessageQueue().getTopic(), pullRT);
long firstMsgOffset = Long.MAX_VALUE;
if (pullResult.getMsgFoundList() == null || pullResult.getMsgFoundList().isEmpty()) {
DefaultMQPushConsumerImpl.this.executePullRequestImmediately(pullRequest);
} else {
firstMsgOffset = pullResult.getMsgFoundList().get(0).getQueueOffset();
DefaultMQPushConsumerImpl.this.getConsumerStatsManager().incPullTPS(pullRequest.getConsumerGroup(),
pullRequest.getMessageQueue().getTopic(), pullResult.getMsgFoundList().size());
boolean dispathToConsume = processQueue.putMessage(pullResult.getMsgFoundList());
DefaultMQPushConsumerImpl.this.consumeMessageService.submitConsumeRequest(//
pullResult.getMsgFoundList(), //
processQueue, //
pullRequest.getMessageQueue(), //
dispathToConsume);
if (DefaultMQPushConsumerImpl.this.defaultMQPushConsumer.getPullInterval() > 0) {
DefaultMQPushConsumerImpl.this.executePullRequestLater(pullRequest,
DefaultMQPushConsumerImpl.this.defaultMQPushConsumer.getPullInterval());
} else {
DefaultMQPushConsumerImpl.this.executePullRequestImmediately(pullRequest);
}
}
if (pullResult.getNextBeginOffset() < prevRequestOffset//
|| firstMsgOffset < prevRequestOffset) {
log.warn(
"[BUG] pull message result maybe data wrong, nextBeginOffset: {} firstMsgOffset: {} prevRequestOffset: {}", //
pullResult.getNextBeginOffset(), //
firstMsgOffset, //
prevRequestOffset);
}
break;
case NO_NEW_MSG:
pullRequest.setNextOffset(pullResult.getNextBeginOffset());
DefaultMQPushConsumerImpl.this.correctTagsOffset(pullRequest);
DefaultMQPushConsumerImpl.this.executePullRequestImmediately(pullRequest);
break;
case NO_MATCHED_MSG:
pullRequest.setNextOffset(pullResult.getNextBeginOffset());
DefaultMQPushConsumerImpl.this.correctTagsOffset(pullRequest);
DefaultMQPushConsumerImpl.this.executePullRequestImmediately(pullRequest);
break;
case OFFSET_ILLEGAL:
log.warn("the pull request offset illegal, {} {}", //
pullRequest.toString(), pullResult.toString());
pullRequest.setNextOffset(pullResult.getNextBeginOffset());
pullRequest.getProcessQueue().setDropped(true);
DefaultMQPushConsumerImpl.this.executeTaskLater(new Runnable() {
@Override
public void run() {
try {
DefaultMQPushConsumerImpl.this.offsetStore.updateOffset(pullRequest.getMessageQueue(),
pullRequest.getNextOffset(), false);
DefaultMQPushConsumerImpl.this.offsetStore.persist(pullRequest.getMessageQueue());
DefaultMQPushConsumerImpl.this.rebalanceImpl.removeProcessQueue(pullRequest.getMessageQueue());
log.warn("fix the pull request offset, {}", pullRequest);
} catch (Throwable e) {
log.error("executeTaskLater Exception", e);
}
}
}, 10000);
break;
default:
break;
}
}
}
@Override
public void onException(Throwable e) {
if (!pullRequest.getMessageQueue().getTopic().startsWith(MixAll.RETRY_GROUP_TOPIC_PREFIX)) {
log.warn("execute the pull request exception", e);
}
DefaultMQPushConsumerImpl.this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_EXCEPTION);
}
};
boolean commitOffsetEnable = false;
long commitOffsetValue = 0L;
if (MessageModel.CLUSTERING == this.defaultMQPushConsumer.getMessageModel()) {
commitOffsetValue = this.offsetStore.readOffset(pullRequest.getMessageQueue(), ReadOffsetType.READ_FROM_MEMORY);
if (commitOffsetValue > 0) {
commitOffsetEnable = true;
}
}
String subExpression = null;
boolean classFilter = false;
SubscriptionData sd = this.rebalanceImpl.getSubscriptionInner().get(pullRequest.getMessageQueue().getTopic());
if (sd != null) {
if (this.defaultMQPushConsumer.isPostSubscriptionWhenPull() && !sd.isClassFilterMode()) {
subExpression = sd.getSubString();
}
classFilter = sd.isClassFilterMode();
}
int sysFlag = PullSysFlag.buildSysFlag(//
commitOffsetEnable, // commitOffset
true, // suspend
subExpression != null, // subscription
classFilter // class filter
);
try {
this.pullAPIWrapper.pullKernelImpl(//
pullRequest.getMessageQueue(), // 1
subExpression, // 2
subscriptionData.getSubVersion(), // 3
pullRequest.getNextOffset(), // 4
this.defaultMQPushConsumer.getPullBatchSize(), // 5
sysFlag, // 6
commitOffsetValue, // 7
BROKER_SUSPEND_MAX_TIME_MILLIS, // 8
CONSUMER_TIMEOUT_MILLIS_WHEN_SUSPEND, // 9
CommunicationMode.ASYNC, // 10
pullCallback// 11
);
} catch (Exception e) {
log.error("pullKernelImpl exception", e);
this.executePullRequestLater(pullRequest, PULL_TIME_DELAY_MILLS_WHEN_EXCEPTION);
}
}
private void makeSureStateOK() throws MQClientException {
if (this.serviceState != ServiceState.RUNNING) {
throw new MQClientException("The consumer service state not OK, "//
+ this.serviceState//
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
null);
}
}
private void executePullRequestLater(final PullRequest pullRequest, final long timeDelay) {
this.mQClientFactory.getPullMessageService().executePullRequestLater(pullRequest, timeDelay);
}
public boolean isPause() {
return pause;
}
public void setPause(boolean pause) {
this.pause = pause;
}
public ConsumerStatsManager getConsumerStatsManager() {
return this.mQClientFactory.getConsumerStatsManager();
}
public void executePullRequestImmediately(final PullRequest pullRequest) {
this.mQClientFactory.getPullMessageService().executePullRequestImmediately(pullRequest);
}
private void correctTagsOffset(final PullRequest pullRequest) {
if (0L == pullRequest.getProcessQueue().getMsgCount().get()) {
this.offsetStore.updateOffset(pullRequest.getMessageQueue(), pullRequest.getNextOffset(), true);
}
}
public void executeTaskLater(final Runnable r, final long timeDelay) {
this.mQClientFactory.getPullMessageService().executeTaskLater(r, timeDelay);
}
public QueryResult queryMessage(String topic, String key, int maxNum, long begin, long end)
throws MQClientException, InterruptedException {
return this.mQClientFactory.getMQAdminImpl().queryMessage(topic, key, maxNum, begin, end);
}
public MessageExt queryMessageByUniqKey(String topic, String uniqKey) throws MQClientException,
InterruptedException {
return this.mQClientFactory.getMQAdminImpl().queryMessageByUniqKey(topic, uniqKey);
}
public void registerMessageListener(MessageListener messageListener) {
this.messageListenerInner = messageListener;
}
public void resume() {
this.pause = false;
doRebalance();
log.info("resume this consumer, {}", this.defaultMQPushConsumer.getConsumerGroup());
}
public void sendMessageBack(MessageExt msg, int delayLevel, final String brokerName)
throws RemotingException, MQBrokerException, InterruptedException, MQClientException {
try {
String brokerAddr = (null != brokerName) ? this.mQClientFactory.findBrokerAddressInPublish(brokerName)
: RemotingHelper.parseSocketAddressAddr(msg.getStoreHost());
this.mQClientFactory.getMQClientAPIImpl().consumerSendMessageBack(brokerAddr, msg,
this.defaultMQPushConsumer.getConsumerGroup(), delayLevel, 5000, getMaxReconsumeTimes());
} catch (Exception e) {
log.error("sendMessageBack Exception, " + this.defaultMQPushConsumer.getConsumerGroup(), e);
Message newMsg = new Message(MixAll.getRetryTopic(this.defaultMQPushConsumer.getConsumerGroup()), msg.getBody());
String originMsgId = MessageAccessor.getOriginMessageId(msg);
MessageAccessor.setOriginMessageId(newMsg, UtilAll.isBlank(originMsgId) ? msg.getMsgId() : originMsgId);
newMsg.setFlag(msg.getFlag());
MessageAccessor.setProperties(newMsg, msg.getProperties());
MessageAccessor.putProperty(newMsg, MessageConst.PROPERTY_RETRY_TOPIC, msg.getTopic());
MessageAccessor.setReconsumeTime(newMsg, String.valueOf(msg.getReconsumeTimes() + 1));
MessageAccessor.setMaxReconsumeTimes(newMsg, String.valueOf(getMaxReconsumeTimes()));
newMsg.setDelayTimeLevel(3 + msg.getReconsumeTimes());
this.mQClientFactory.getDefaultMQProducer().send(newMsg);
}
}
private int getMaxReconsumeTimes() {
// default reconsume times: 16
if (this.defaultMQPushConsumer.getMaxReconsumeTimes() == -1) {
return 16;
} else {
return this.defaultMQPushConsumer.getMaxReconsumeTimes();
}
}
public void shutdown(long awaitTerminateMillis) {
switch (this.serviceState) {
case CREATE_JUST:
break;
case RUNNING:
this.consumeMessageService.shutdown(awaitTerminateMillis);
this.persistConsumerOffset();
this.mQClientFactory.unregisterConsumer(this.defaultMQPushConsumer.getConsumerGroup());
this.mQClientFactory.shutdown();
log.info("the consumer [{}] shutdown OK", this.defaultMQPushConsumer.getConsumerGroup());
this.rebalanceImpl.destroy();
this.serviceState = ServiceState.SHUTDOWN_ALREADY;
break;
case SHUTDOWN_ALREADY:
break;
default:
break;
}
}
public void start() throws MQClientException {
switch (this.serviceState) {
case CREATE_JUST:
log.info("the consumer [{}] start beginning. messageModel={}, isUnitMode={}", this.defaultMQPushConsumer.getConsumerGroup(),
this.defaultMQPushConsumer.getMessageModel(), this.defaultMQPushConsumer.isUnitMode());
this.serviceState = ServiceState.START_FAILED;
this.checkConfig();
this.copySubscription();
if (this.defaultMQPushConsumer.getMessageModel() == MessageModel.CLUSTERING) {
this.defaultMQPushConsumer.changeInstanceNameToPID();
}
this.mQClientFactory = MQClientManager.getInstance().getAndCreateMQClientInstance(this.defaultMQPushConsumer, this.rpcHook);
this.rebalanceImpl.setConsumerGroup(this.defaultMQPushConsumer.getConsumerGroup());
this.rebalanceImpl.setMessageModel(this.defaultMQPushConsumer.getMessageModel());
this.rebalanceImpl.setAllocateMessageQueueStrategy(this.defaultMQPushConsumer.getAllocateMessageQueueStrategy());
this.rebalanceImpl.setmQClientFactory(this.mQClientFactory);
this.pullAPIWrapper = new PullAPIWrapper(
mQClientFactory,
this.defaultMQPushConsumer.getConsumerGroup(), isUnitMode());
this.pullAPIWrapper.registerFilterMessageHook(filterMessageHookList);
if (this.defaultMQPushConsumer.getOffsetStore() != null) {
this.offsetStore = this.defaultMQPushConsumer.getOffsetStore();
} else {
switch (this.defaultMQPushConsumer.getMessageModel()) {
case BROADCASTING:
this.offsetStore = new LocalFileOffsetStore(this.mQClientFactory, this.defaultMQPushConsumer.getConsumerGroup());
break;
case CLUSTERING:
this.offsetStore = new RemoteBrokerOffsetStore(this.mQClientFactory, this.defaultMQPushConsumer.getConsumerGroup());
break;
default:
break;
}
}
this.offsetStore.load();
if (this.getMessageListenerInner() instanceof MessageListenerOrderly) {
this.consumeOrderly = true;
this.consumeMessageService =
new ConsumeMessageOrderlyService(this, (MessageListenerOrderly) this.getMessageListenerInner());
} else if (this.getMessageListenerInner() instanceof MessageListenerConcurrently) {
this.consumeOrderly = false;
this.consumeMessageService =
new ConsumeMessageConcurrentlyService(this, (MessageListenerConcurrently) this.getMessageListenerInner());
}
this.consumeMessageService.start();
boolean registerOK = mQClientFactory.registerConsumer(this.defaultMQPushConsumer.getConsumerGroup(), this);
if (!registerOK) {
this.serviceState = ServiceState.CREATE_JUST;
this.consumeMessageService.shutdown(defaultMQPushConsumer.getAwaitTerminationMillisWhenShutdown());
throw new MQClientException("The consumer group[" + this.defaultMQPushConsumer.getConsumerGroup()
+ "] has been created before, specify another name please." + FAQUrl.suggestTodo(FAQUrl.GROUP_NAME_DUPLICATE_URL),
null);
}
mQClientFactory.start();
log.info("the consumer [{}] start OK.", this.defaultMQPushConsumer.getConsumerGroup());
this.serviceState = ServiceState.RUNNING;
break;
case RUNNING:
case START_FAILED:
case SHUTDOWN_ALREADY:
throw new MQClientException("The PushConsumer service state not OK, maybe started once, "//
+ this.serviceState//
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
null);
default:
break;
}
this.updateTopicSubscribeInfoWhenSubscriptionChanged();
this.mQClientFactory.sendHeartbeatToAllBrokerWithLock();
this.mQClientFactory.rebalanceImmediately();
}
private void checkConfig() throws MQClientException {
Validators.checkGroup(this.defaultMQPushConsumer.getConsumerGroup());
if (null == this.defaultMQPushConsumer.getConsumerGroup()) {
throw new MQClientException(
"consumerGroup is null"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
if (this.defaultMQPushConsumer.getConsumerGroup().equals(MixAll.DEFAULT_CONSUMER_GROUP)) {
throw new MQClientException(
"consumerGroup can not equal "
+ MixAll.DEFAULT_CONSUMER_GROUP
+ ", please specify another one."
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
if (null == this.defaultMQPushConsumer.getMessageModel()) {
throw new MQClientException(
"messageModel is null"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
if (null == this.defaultMQPushConsumer.getConsumeFromWhere()) {
throw new MQClientException(
"consumeFromWhere is null"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
Date dt = UtilAll.parseDate(this.defaultMQPushConsumer.getConsumeTimestamp(), UtilAll.YYYY_MMDD_HHMMSS);
if (null == dt) {
throw new MQClientException(
"consumeTimestamp is invalid, YYYY_MMDD_HHMMSS"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// allocateMessageQueueStrategy
if (null == this.defaultMQPushConsumer.getAllocateMessageQueueStrategy()) {
throw new MQClientException(
"allocateMessageQueueStrategy is null"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// subscription
if (null == this.defaultMQPushConsumer.getSubscription()) {
throw new MQClientException(
"subscription is null"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// messageListener
if (null == this.defaultMQPushConsumer.getMessageListener()) {
throw new MQClientException(
"messageListener is null"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
boolean orderly = this.defaultMQPushConsumer.getMessageListener() instanceof MessageListenerOrderly;
boolean concurrently = this.defaultMQPushConsumer.getMessageListener() instanceof MessageListenerConcurrently;
if (!orderly && !concurrently) {
throw new MQClientException(
"messageListener must be instanceof MessageListenerOrderly or MessageListenerConcurrently"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// consumeThreadMin
if (this.defaultMQPushConsumer.getConsumeThreadMin() < 1
|| this.defaultMQPushConsumer.getConsumeThreadMin() > 1000
|| this.defaultMQPushConsumer.getConsumeThreadMin() > this.defaultMQPushConsumer.getConsumeThreadMax()) {
throw new MQClientException(
"consumeThreadMin Out of range [1, 1000]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// consumeThreadMax
if (this.defaultMQPushConsumer.getConsumeThreadMax() < 1 || this.defaultMQPushConsumer.getConsumeThreadMax() > 1000) {
throw new MQClientException(
"consumeThreadMax Out of range [1, 1000]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// consumeConcurrentlyMaxSpan
if (this.defaultMQPushConsumer.getConsumeConcurrentlyMaxSpan() < 1
|| this.defaultMQPushConsumer.getConsumeConcurrentlyMaxSpan() > 65535) {
throw new MQClientException(
"consumeConcurrentlyMaxSpan Out of range [1, 65535]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// pullThresholdForQueue
if (this.defaultMQPushConsumer.getPullThresholdForQueue() < 1 || this.defaultMQPushConsumer.getPullThresholdForQueue() > 65535) {
throw new MQClientException(
"pullThresholdForQueue Out of range [1, 65535]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// pullInterval
if (this.defaultMQPushConsumer.getPullInterval() < 0 || this.defaultMQPushConsumer.getPullInterval() > 65535) {
throw new MQClientException(
"pullInterval Out of range [0, 65535]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// consumeMessageBatchMaxSize
if (this.defaultMQPushConsumer.getConsumeMessageBatchMaxSize() < 1
|| this.defaultMQPushConsumer.getConsumeMessageBatchMaxSize() > 1024) {
throw new MQClientException(
"consumeMessageBatchMaxSize Out of range [1, 1024]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
// pullBatchSize
if (this.defaultMQPushConsumer.getPullBatchSize() < 1 || this.defaultMQPushConsumer.getPullBatchSize() > 1024) {
throw new MQClientException(
"pullBatchSize Out of range [1, 1024]"
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_PARAMETER_CHECK_URL),
null);
}
}
private void copySubscription() throws MQClientException {
try {
Map<String, String> sub = this.defaultMQPushConsumer.getSubscription();
if (sub != null) {
for (final Map.Entry<String, String> entry : sub.entrySet()) {
final String topic = entry.getKey();
final String subString = entry.getValue();
SubscriptionData subscriptionData = FilterAPI.buildSubscriptionData(this.defaultMQPushConsumer.getConsumerGroup(), //
topic, subString);
this.rebalanceImpl.getSubscriptionInner().put(topic, subscriptionData);
}
}
if (null == this.messageListenerInner) {
this.messageListenerInner = this.defaultMQPushConsumer.getMessageListener();
}
switch (this.defaultMQPushConsumer.getMessageModel()) {
case BROADCASTING:
break;
case CLUSTERING:
final String retryTopic = MixAll.getRetryTopic(this.defaultMQPushConsumer.getConsumerGroup());
SubscriptionData subscriptionData = FilterAPI.buildSubscriptionData(this.defaultMQPushConsumer.getConsumerGroup(), //
retryTopic, SubscriptionData.SUB_ALL);
this.rebalanceImpl.getSubscriptionInner().put(retryTopic, subscriptionData);
break;
default:
break;
}
} catch (Exception e) {
throw new MQClientException("subscription exception", e);
}
}
public MessageListener getMessageListenerInner() {
return messageListenerInner;
}
private void updateTopicSubscribeInfoWhenSubscriptionChanged() {
Map<String, SubscriptionData> subTable = this.getSubscriptionInner();
if (subTable != null) {
for (final Map.Entry<String, SubscriptionData> entry : subTable.entrySet()) {
final String topic = entry.getKey();
this.mQClientFactory.updateTopicRouteInfoFromNameServer(topic);
}
}
}
public ConcurrentHashMap<String, SubscriptionData> getSubscriptionInner() {
return this.rebalanceImpl.getSubscriptionInner();
}
public void subscribe(String topic, String subExpression) throws MQClientException {
try {
SubscriptionData subscriptionData = FilterAPI.buildSubscriptionData(this.defaultMQPushConsumer.getConsumerGroup(), //
topic, subExpression);
this.rebalanceImpl.getSubscriptionInner().put(topic, subscriptionData);
if (this.mQClientFactory != null) {
this.mQClientFactory.sendHeartbeatToAllBrokerWithLock();
}
} catch (Exception e) {
throw new MQClientException("subscription exception", e);
}
}
public void subscribe(String topic, String fullClassName, String filterClassSource) throws MQClientException {
try {
SubscriptionData subscriptionData = FilterAPI.buildSubscriptionData(this.defaultMQPushConsumer.getConsumerGroup(), //
topic, "*");
subscriptionData.setSubString(fullClassName);
subscriptionData.setClassFilterMode(true);
subscriptionData.setFilterClassSource(filterClassSource);
this.rebalanceImpl.getSubscriptionInner().put(topic, subscriptionData);
if (this.mQClientFactory != null) {
this.mQClientFactory.sendHeartbeatToAllBrokerWithLock();
}
} catch (Exception e) {
throw new MQClientException("subscription exception", e);
}
}
public void suspend() {
this.pause = true;
log.info("suspend this consumer, {}", this.defaultMQPushConsumer.getConsumerGroup());
}
public void unsubscribe(String topic) {
this.rebalanceImpl.getSubscriptionInner().remove(topic);
}
public void updateConsumeOffset(MessageQueue mq, long offset) {
this.offsetStore.updateOffset(mq, offset, false);
}
public void updateCorePoolSize(int corePoolSize) {
this.consumeMessageService.updateCorePoolSize(corePoolSize);
}
public MessageExt viewMessage(String msgId) throws RemotingException, MQBrokerException, InterruptedException, MQClientException {
return this.mQClientFactory.getMQAdminImpl().viewMessage(msgId);
}
public RebalanceImpl getRebalanceImpl() {
return rebalanceImpl;
}
public boolean isConsumeOrderly() {
return consumeOrderly;
}
public void setConsumeOrderly(boolean consumeOrderly) {
this.consumeOrderly = consumeOrderly;
}
public void resetOffsetByTimeStamp(long timeStamp)
throws RemotingException, MQBrokerException, InterruptedException, MQClientException {
for (String topic : rebalanceImpl.getSubscriptionInner().keySet()) {
Set<MessageQueue> mqs = rebalanceImpl.getTopicSubscribeInfoTable().get(topic);
Map<MessageQueue, Long> offsetTable = new HashMap<MessageQueue, Long>();
if (mqs != null) {
for (MessageQueue mq : mqs) {
long offset = searchOffset(mq, timeStamp);
offsetTable.put(mq, offset);
}
this.mQClientFactory.resetOffset(topic, groupName(), offsetTable);
}
}
}
public long searchOffset(MessageQueue mq, long timestamp) throws MQClientException {
return this.mQClientFactory.getMQAdminImpl().searchOffset(mq, timestamp);
}
@Override
public String groupName() {
return this.defaultMQPushConsumer.getConsumerGroup();
}
@Override
public MessageModel messageModel() {
return this.defaultMQPushConsumer.getMessageModel();
}
@Override
public ConsumeType consumeType() {
return ConsumeType.CONSUME_PASSIVELY;
}
@Override
public ConsumeFromWhere consumeFromWhere() {
return this.defaultMQPushConsumer.getConsumeFromWhere();
}
@Override
public Set<SubscriptionData> subscriptions() {
Set<SubscriptionData> subSet = new HashSet<SubscriptionData>();
subSet.addAll(this.rebalanceImpl.getSubscriptionInner().values());
return subSet;
}
@Override
public void doRebalance() {
if (!this.pause) {
this.rebalanceImpl.doRebalance(this.isConsumeOrderly());
}
}
@Override
public void persistConsumerOffset() {
try {
this.makeSureStateOK();
Set<MessageQueue> mqs = new HashSet<MessageQueue>();
Set<MessageQueue> allocateMq = this.rebalanceImpl.getProcessQueueTable().keySet();
mqs.addAll(allocateMq);
this.offsetStore.persistAll(mqs);
} catch (Exception e) {
log.error("group: " + this.defaultMQPushConsumer.getConsumerGroup() + " persistConsumerOffset exception", e);
}
}
@Override
public void updateTopicSubscribeInfo(String topic, Set<MessageQueue> info) {
Map<String, SubscriptionData> subTable = this.getSubscriptionInner();
if (subTable != null) {
if (subTable.containsKey(topic)) {
this.rebalanceImpl.topicSubscribeInfoTable.put(topic, info);
}
}
}
@Override
public boolean isSubscribeTopicNeedUpdate(String topic) {
Map<String, SubscriptionData> subTable = this.getSubscriptionInner();
if (subTable != null) {
if (subTable.containsKey(topic)) {
return !this.rebalanceImpl.topicSubscribeInfoTable.containsKey(topic);
}
}
return false;
}
@Override
public boolean isUnitMode() {
return this.defaultMQPushConsumer.isUnitMode();
}
@Override
public ConsumerRunningInfo consumerRunningInfo() {
ConsumerRunningInfo info = new ConsumerRunningInfo();
Properties prop = MixAll.object2Properties(this.defaultMQPushConsumer);
prop.put(ConsumerRunningInfo.PROP_CONSUME_ORDERLY, String.valueOf(this.consumeOrderly));
prop.put(ConsumerRunningInfo.PROP_THREADPOOL_CORE_SIZE, String.valueOf(this.consumeMessageService.getCorePoolSize()));
prop.put(ConsumerRunningInfo.PROP_CONSUMER_START_TIMESTAMP, String.valueOf(this.consumerStartTimestamp));
info.setProperties(prop);
Set<SubscriptionData> subSet = this.subscriptions();
info.getSubscriptionSet().addAll(subSet);
Iterator<Entry<MessageQueue, ProcessQueue>> it = this.rebalanceImpl.getProcessQueueTable().entrySet().iterator();
while (it.hasNext()) {
Entry<MessageQueue, ProcessQueue> next = it.next();
MessageQueue mq = next.getKey();
ProcessQueue pq = next.getValue();
ProcessQueueInfo pqinfo = new ProcessQueueInfo();
pqinfo.setCommitOffset(this.offsetStore.readOffset(mq, ReadOffsetType.MEMORY_FIRST_THEN_STORE));
pq.fillProcessQueueInfo(pqinfo);
info.getMqTable().put(mq, pqinfo);
}
for (SubscriptionData sd : subSet) {
ConsumeStatus consumeStatus = this.mQClientFactory.getConsumerStatsManager().consumeStatus(this.groupName(), sd.getTopic());
info.getStatusTable().put(sd.getTopic(), consumeStatus);
}