如下所述:
setting ReplyToQ attribute of MQMD of IBM MQ request message with Camel
我在驼峰路由中成功地在MQMD中正确设置了ReplyToQ of request,但我无法在同一路由中获得响应,因为IBM MQ端点(“to”)与我想用于输出(请求)和输入(响应)的ID匹配错误,如下所示:
未在以下时间内收到OUT消息:20000毫秒到期回复消息,相关ID:Camel-ID-MYPC-62418-1518179436629-0-5未在目标上收到:queue:///REPLYQ.交易所[ID-MYPC-62418-1518179436629-0-4]
即,响应应用程序将CorrelationID(在MQMD中)设置为MessageID(来自所接收请求的MQMD)。如何使此场景生效?
我尝试使用useMessageIDAsCorrelationID,但这并没有对结果产生太大的改变(不会使用响应)。另一种尝试是将请求的MessageID设置为某个固定值(这不是最终的解决方案),但我甚至无法做到这一点。我添加了以下内容:
<setHeader headerName="JMSMessageID" id="_setHeader2">
<constant>abcdefg</constant>
</setHeader>
<setHeader headerName="JMSCorrelationID" id="_setHeader3">
<constant>abcdefg</constant>
</setHeader>
但这只设置了CorrelationID,我仍然得到这样的结果:
未在以下时间内收到OUT消息:20000毫秒到期回复消息,相关ID:abcdefg未在目标上收到:queue:///REPLYQ.交易所[ID-MYPC-65151-1518190285422-0-3]
完整路线定义:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:camel="http://camel.apache.org/schema/spring"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd">
<bean class="org.apache.camel.component.jms.JmsComponent" id="websphere">
<property name="connectionFactory">
<bean class="com.ibm.mq.jms.MQConnectionFactory">
<property name="transportType" value="1"/>
<property name="hostName" value="hostname"/>
<property name="port" value="port"/>
<property name="queueManager" value="qmgr_name"/>
<property name="channel" value="channel_name"/>
</bean>
</property>
</bean>
<!-- Define a traditional camel context here -->
<camelContext id="camel" useBreadcrumb="false" xmlns="http://camel.apache.org/schema/spring">
<route id="simple-route">
<from id="request-file" uri="file://C:/mqdocuments/?fileName=request.txt"/>
<log id="route-log" message=">>> ${body}"/>
<setHeader headerName="CamelJmsDestinationName" id="_setHeader1">
<constant>queue://QM_TEST/INPUTQ?targetClient=1&mdWriteEnabled=true&mdReadEnabled=true</constant>
</setHeader>
<setHeader headerName="JMSMessageID" id="_setHeader2">
<constant>abcdefg</constant>
</setHeader>
<setHeader headerName="JMSCorrelationID" id="_setHeader3">
<constant>abcdefg</constant>
</setHeader>
<to id="_to1" pattern="InOut" uri="websphere:queue:SYSTEM.DEFAULT.LOCAL.QUEUE?replyTo=REPLYQ"/>
</route>
</camelContext>
</beans>