public void start(final boolean startFactory) throws MQClientException {
switch (this.serviceState) {
case CREATE_JUST:
this.serviceState = ServiceState.START_FAILED;
this.checkConfig();
this.mQClientFactory =
MQClientManager.getInstance().getAndCreateMQClientFactory(this.defaultMQProducer);
boolean registerOK =
mQClientFactory.registerProducer(this.defaultMQProducer.getProducerGroup(), this);
if (!registerOK) {
this.serviceState = ServiceState.CREATE_JUST;
throw new MQClientException(
"The producer group["
+ this.defaultMQProducer.getProducerGroup()
+ "] has been created before, specify another name please."
+ FAQUrl.suggestTodo(FAQUrl.GROUP_NAME_DUPLICATE_URL),
null);
}
// 默认Topic注册
this.topicPublishInfoTable.put(
this.defaultMQProducer.getCreateTopicKey(), new TopicPublishInfo());
if (startFactory) {
mQClientFactory.start();
}
log.info("the producer [{}] start OK", this.defaultMQProducer.getProducerGroup());
this.serviceState = ServiceState.RUNNING;
break;
case RUNNING:
case START_FAILED:
case SHUTDOWN_ALREADY:
throw new MQClientException(
"The producer service state not OK, maybe started once, " //
+ this.serviceState //
+ FAQUrl.suggestTodo(FAQUrl.CLIENT_SERVICE_NOT_OK),
null);
default:
break;
}
this.mQClientFactory.sendHeartbeatToAllBrokerWithLock();
}
public void shutdown() {
// Consumer
if (!this.consumerTable.isEmpty()) return;
// AdminExt
if (!this.adminExtTable.isEmpty()) return;
// Producer
if (this.producerTable.size() > 1) return;
synchronized (this) {
switch (this.serviceState) {
case CREATE_JUST:
break;
case RUNNING:
this.defaultMQProducer.getDefaultMQProducerImpl().shutdown(false);
this.serviceState = ServiceState.SHUTDOWN_ALREADY;
this.pullMessageService.shutdown(true);
this.scheduledExecutorService.shutdown();
this.mQClientAPIImpl.shutdown();
this.rebalanceService.shutdown();
if (this.datagramSocket != null) {
this.datagramSocket.close();
this.datagramSocket = null;
}
MQClientManager.getInstance().removeClientFactory(this.clientId);
log.info("the client factory [{}] shutdown OK", this.clientId);
break;
case SHUTDOWN_ALREADY:
break;
default:
break;
}
}
}