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我有一个带有自定义拦截器的 Mule 流,它构造一个对象并将其转发到 JMS 出站端点。JMS 端点在尝试将 Object 转换为 JMS StreamMessage 时抛出异常。我想要的是端点将 Object 转换为 JMS ObjectMessage。那怎么做?

这是我的流程;

<spring:beans>
    <spring:bean id="connectionFactoryFactory" name="connectionFactoryFactory"
        class="ConnectionFactoryFactory">
        <spring:property name="properties">
            <spring:props>
                <spring:prop key="imqAddressList">mqtcp://localhost:30001/jms</spring:prop>
                <spring:prop key="imqReconnectAttempts">-1</spring:prop>
            </spring:props>
        </spring:property>
    </spring:bean>

    <spring:bean id="connectionFactory" name="connectionFactory"
        factory-bean="connectionFactoryFactory" factory-method="createConnectionFactory" />
</spring:beans>

<jms:connector name="JMSConnector" connectionFactory-ref="connectionFactory"
    specification="1.1" doc:name="JMS" />

<flow name="Request" doc:name="Request">
    <quartz:inbound-endpoint responseTimeout="10000"
        doc:name="InfoRequest" jobName="InfoRequest" repeatInterval="5000">
        <quartz:event-generator-job />
    </quartz:inbound-endpoint>
    <custom-interceptor class="StateRequest"/>
    <jms:outbound-endpoint connector-ref="JMSConnector"
        doc:name="JMS" topic="requests"/>
</flow>

我还尝试将对象添加到 JMS 消息转换器;

<jms:object-to-jmsmessage-transformer returnClass="javax.jms.ObjectMessage" name="Object_to_JmsMessage" doc:name="Object to JmsMessage"/>

    <jms:outbound-endpoint connector-ref="JMSConnector"
        doc:name="JMS" topic="requests" transformer-refs="Object_to_JmsMessage"/>
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1 回答 1

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因为Request extends LinkedList<RequestId> implements Serializable,Mule 会自动将此类型转换为StreamMessage.

不幸的是,这种行为是在一个静态类中,因此很难与另一个类交换。ObjectMessage从代码或子类创建您自己的 JMSAbstractJmsTransformer以创建您自己的风格,ObjectToJMSMessage这将需要JmsMessageUtils.serializableToMessagetype 的有效负载Request

于 2013-03-12T21:46:43.747 回答