com.alibaba.rocketmq.client.consumer

接口 MQConsumer

所有超级接口:

MQAdmin

所有已知子接口:

MQPullConsumer, MQPushConsumer

所有已知实现类:

DefaultMQPullConsumer, DefaultMQPushConsumer

public interface MQConsumer
extends MQAdmin

Message queue consumer interface

从以下版本开始:

2013-7-24

作者:

shijia.wxr

方法概要

方法

限定符和类型	方法和说明
Set<MessageQueue>	fetchSubscribeMessageQueues(String topic) Fetch message queues from consumer cache according to the topic
void	sendMessageBack(MessageExt msg, int delayLevel) 已过时。
void	sendMessageBack(MessageExt msg, int delayLevel, String brokerName) If consuming failure,message will be send back to the broker,and delay consuming some time

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

sendMessageBack

@Deprecated
void sendMessageBack(MessageExt msg,
                              int delayLevel)
                     throws com.alibaba.rocketmq.remoting.exception.RemotingException,
                            MQBrokerException,
                            InterruptedException,
                            MQClientException

已过时。

If consuming failure,message will be send back to the brokers,and delay consuming some time

参数:

msg -

delayLevel -

抛出:

InterruptedException

MQBrokerException

com.alibaba.rocketmq.remoting.exception.RemotingException

MQClientException

sendMessageBack

void sendMessageBack(MessageExt msg,
                   int delayLevel,
                   String brokerName)
                     throws com.alibaba.rocketmq.remoting.exception.RemotingException,
                            MQBrokerException,
                            InterruptedException,
                            MQClientException

If consuming failure,message will be send back to the broker,and delay consuming some time

参数:

msg -

delayLevel -

brokerName -

抛出:

com.alibaba.rocketmq.remoting.exception.RemotingException

MQBrokerException

InterruptedException

MQClientException

fetchSubscribeMessageQueues

Set<MessageQueue> fetchSubscribeMessageQueues(String topic)
                                              throws MQClientException

Fetch message queues from consumer cache according to the topic

参数:

topic - message topic

返回:

queue set

抛出:

MQClientException