小编cod*_*_08的帖子

当我用“”替换所有有效负载 env 和 xmlns 时，我看到类似“当文档没有根时尝试写入 END_DOCUMENT”的错误。

它抛出错误：

Message               : "Trying to write END_DOCUMENT when document has no root (ie. trying to output empty document, while writing Xml.
Trace:
  at main (Unknown)" evaluating expression: "payload.replaceAll("env:","").replaceAll("xmlns=\"http://decisionresearch.com/RateMaker\"","")".
Element               : map_requestFlow/processors/0 @ map_request:map_request.xml:13 (Set Payload)
Element DSL           : <set-payload value="#[payload.replaceAll("env:","").replaceAll("xmlns=\"http://decisionresearch.com/RateMaker\"","")]" doc:name="Set Payload" doc:id="7db57e88-dbd4-4a09-ba05-ea37fb9586fc"></set-payload>
Error type            : MULE:EXPRESSION
FlowStack             : at map_requestFlow(map_requestFlow/processors/0 @ map_request:map_request.xml:13 (Set Payload))

  (set debug level logging or '-Dmule.verbose.exceptions=true' for everything) 

骡子流：

<flow name="map_requestFlow" doc:id="21d0d652-3766-47ed-95aa-a451f62c5776" >
        <http:listener doc:name="Listener" doc:id="7312114b-2857-40b3-98cd-f52b628b3a28" config-ref="HTTP_Listener_config" path="/map"/>
        <set-payload …