com.jcloud.jcq.sdk.consumer

接口 PullConsumer

所有超级接口:

LifeCycle

所有已知实现类:

DefaultPullConsumerImpl

public interface PullConsumer
extends LifeCycle

拉取型消费者接口

作者:

wanglitao

方法概要

限定符和类型	方法和说明
AckResult	ackMessage(String topic, String ackIndex, com.jcloud.jcq.common.message.AckAction ackAction) 同步ack消息
void	ackMessageAsync(String topic, String ackIndex, com.jcloud.jcq.common.message.AckAction ackAction, AsyncAckCallback callback) 异步ack消息
PullResult	pullMessage(String topic, com.jcloud.jcq.common.filter.FilterExpression filterExpression) 同步拉取消息
void	pullMessageAsync(String topic, com.jcloud.jcq.common.filter.FilterExpression filterExpression, AsyncPullCallback callback) 异步拉取消息

从接口继承的方法 com.jcloud.jcq.sdk.LifeCycle

shutdown, start

方法详细资料

pullMessage

PullResult pullMessage(String topic,
                       com.jcloud.jcq.common.filter.FilterExpression filterExpression)
                throws com.jcloud.jcq.client.Exception.ClientException

同步拉取消息

参数:

topic - topic

filterExpression - 消息过滤表达式，为null时表示不进行过滤

返回:

PullResult

抛出:

com.jcloud.jcq.client.Exception.ClientException - ClientException

pullMessageAsync

void pullMessageAsync(String topic,
                      com.jcloud.jcq.common.filter.FilterExpression filterExpression,
                      AsyncPullCallback callback)
               throws com.jcloud.jcq.client.Exception.ClientException

异步拉取消息

参数:

topic - topic

filterExpression - 消息过滤表达式，为null时表示不进行过滤

callback - callback

抛出:

com.jcloud.jcq.client.Exception.ClientException - ClientException

ackMessage

AckResult ackMessage(String topic,
                     String ackIndex,
                     com.jcloud.jcq.common.message.AckAction ackAction)
              throws com.jcloud.jcq.client.Exception.ClientException

同步ack消息

参数:

topic - topic

ackIndex - ackIndex

ackAction - ackAction

返回:

AckResult

抛出:

com.jcloud.jcq.client.Exception.ClientException - ClientException

ackMessageAsync

void ackMessageAsync(String topic,
                     String ackIndex,
                     com.jcloud.jcq.common.message.AckAction ackAction,
                     AsyncAckCallback callback)
              throws com.jcloud.jcq.client.Exception.ClientException

异步ack消息

参数:

topic - topic

ackIndex - ackIndex

ackAction - ackAction

callback - callback

抛出:

com.jcloud.jcq.client.Exception.ClientException - ClientException