com.alibaba.rocketmq.client.consumer

接口 MQPushConsumer

所有超级接口:

MQAdmin, MQConsumer

所有已知实现类:

DefaultMQPushConsumer

public interface MQPushConsumer
extends MQConsumer

Push consumer

作者:

shijia.wxr

方法概要

方法

限定符和类型	方法和说明
void	registerMessageListener(MessageListener messageListener) 已过时。
void	registerMessageListener(MessageListenerConcurrently messageListener)
void	registerMessageListener(MessageListenerOrderly messageListener)
void	resume() Resume the consumption
void	shutdown() Shutdown the consumer
void	start() Start the consumer
void	subscribe(String topic, String subExpression) Subscribe some topic
void	subscribe(String topic, String fullClassName, String filterClassSource) Subscribe some topic
void	suspend() Suspend the consumption
void	unsubscribe(String topic) Unsubscribe consumption some topic
void	updateCorePoolSize(int corePoolSize) Update the consumer thread pool size Dynamically

从接口继承的方法 com.alibaba.rocketmq.client.consumer.MQConsumer

fetchSubscribeMessageQueues, sendMessageBack, sendMessageBack

从接口继承的方法 com.alibaba.rocketmq.client.MQAdmin

createTopic, createTopic, earliestMsgStoreTime, maxOffset, minOffset, queryMessage, searchOffset, viewMessage, viewMessage

方法详细资料

start

void start()
           throws MQClientException

Start the consumer

抛出:

MQClientException

shutdown

void shutdown()

Shutdown the consumer

registerMessageListener

@Deprecated
void registerMessageListener(MessageListener messageListener)

已过时。

Register the message listener

参数:

messageListener -

registerMessageListener

void registerMessageListener(MessageListenerConcurrently messageListener)

registerMessageListener

void registerMessageListener(MessageListenerOrderly messageListener)

subscribe

void subscribe(String topic,
             String subExpression)
               throws MQClientException

Subscribe some topic

参数:

topic -

subExpression - subscription expression.it only support or operation such as "tag1 || tag2 || tag3"
if null or * expression,meaning subscribe all

抛出:

MQClientException

subscribe

void subscribe(String topic,
             String fullClassName,
             String filterClassSource)
               throws MQClientException

Subscribe some topic

参数:

topic -

fullClassName - full class name，must extend com.alibaba.rocketmq.common.filter. MessageFilter

filterClassSource - class source code，used UTF-8 file encoding,must be responsible for your code safety

抛出:

MQClientException

unsubscribe

void unsubscribe(String topic)

Unsubscribe consumption some topic

参数:

topic - message topic

updateCorePoolSize

void updateCorePoolSize(int corePoolSize)

Update the consumer thread pool size Dynamically

参数:

corePoolSize -

suspend

void suspend()

Suspend the consumption

resume

void resume()

Resume the consumption