Mule附件返回值

流量变化：

ERROR 2015-05-27 13:43:51,846 [[qbiif].connector.http.mule.default.receiver.02] org.mule.exception.CatchMessagingExceptionStrategy: 
********************************************************************************
Message               : Unable to process a synchronous event asynchronously. Message payload is of type: MuleResponseWriter$1
Code                  : MULE_ERROR--2
--------------------------------------------------------------------------------
Exception stack is:

    1. Unable to process a synchronous event asynchronously. Message payload is of type: MuleResponseWriter$1 (org.mule.api.MessagingException)
      org.mule.processor.AsyncInterceptingMessageProcessor:132 (http://www.mulesoft.org/docs/site/current3/apidocs/org/mule/api/MessagingException.html)
    --------------------------------------------------------------------------------
    Root Exception stack trace:
    org.mule.api.MessagingException: Unable to process a synchronous event asynchronously. Message payload is of type: MuleResponseWriter$1

编辑-2

后续工作代码的最终更改

• Remove
  ：它将消息负载设置为自身，这是无用的
• 将
  包装在

  异步

  范围中，这样它的响应就不会与来自JAX-RS组件的响应相混淆
• 除非您确实需要通过HTTP公开

  审核

  流，否则请删除其中的

  HTTP:inbound端点

---

在

audit

流中使用

http:inbound endpoint

的目的是什么？您打算直接通过HTTP调用此流吗？@DavidDossot，已将其删除。不需要。已删除http入站端点和负载。对异步错误进行更改后，将无法异步处理同步事件。更新了上面的问题明白了，用

ERROR 2015-05-27 13:43:51,846 [[qbiif].connector.http.mule.default.receiver.02] org.mule.exception.CatchMessagingExceptionStrategy: 
********************************************************************************
Message               : Unable to process a synchronous event asynchronously. Message payload is of type: MuleResponseWriter$1
Code                  : MULE_ERROR--2
--------------------------------------------------------------------------------
Exception stack is:

    1. Unable to process a synchronous event asynchronously. Message payload is of type: MuleResponseWriter$1 (org.mule.api.MessagingException)
      org.mule.processor.AsyncInterceptingMessageProcessor:132 (http://www.mulesoft.org/docs/site/current3/apidocs/org/mule/api/MessagingException.html)
    --------------------------------------------------------------------------------
    Root Exception stack trace:
    org.mule.api.MessagingException: Unable to process a synchronous event asynchronously. Message payload is of type: MuleResponseWriter$1

<flow name="audit" doc:name="audit" processingStrategy="asynchronous">   
    <db:insert config-ref="QB_Oracle_Configuration" doc:name="Audit" transactionalAction="NOT_SUPPORTED">
        <db:parameterized-query><![CDATA[INSERT INTO SIAS_AUDIT(ACCESS_ID,EMPLID) VALUES('1','value1')]]></db:parameterized-query>
    </db:insert>
    <set-payload value="===Audit Log ===" name="AuditStatus" doc:name="Status"/>
</flow>

<flow name="audit" doc:name="audit">   
    <async>
        <db:insert config-ref="QB_Oracle_Configuration" doc:name="Audit" transactionalAction="NOT_SUPPORTED">
            <db:parameterized-query><![CDATA[INSERT INTO SIAS_AUDIT(ACCESS_ID,EMPLID) VALUES('1','value1')]]></db:parameterized-query>
        </db:insert>
        <set-payload value="===Audit Log ===" name="AuditStatus" doc:name="Status"/>
    </async>
</flow>