wso2esb vfs接收器用于text / plain文件，但得到了二进制文件

Question

/ Users / lixiaoguang / Desktop / Screen Shot 2018-02-24 at 16.22.13.png [log before smooks] [1]

<proxy name="LocalVFStextToXML" startOnLoad="true" transports="vfs" xmlns="http://ws.apache.org/ns/synapse">
<target>
    <inSequence>
 <log level="full"/>
        <smooks config-key="smooks_test">
            <input type="text"/>
            <output type="xml"/>
        </smooks>
        <log level="full"/>
    </inSequence>
    <outSequence/>
    <faultSequence/>
</target>
<parameter name="transport.vfs.Streaming">true</parameter>
<parameter name="transport.PollInterval">2</parameter>
<parameter name="transport.vfs.FileURI">file:///home/wso2/fileintxt</parameter>
<parameter name="transport.vfs.ContentType">text/plain</parameter>
<parameter name="transport.vfs.ActionAfterProcess">MOVE</parameter>
<parameter name="transport.vfs.ActionAfterFailure">DELETE</parameter>
<parameter name="transport.vfs.FileNamePattern">.*.txt</parameter>
<parameter name="transport.vfs.MoveAfterProcess">file:///home/wso2/filebackup</parameter></proxy>

我想用wso2 vfs传输文本/ plain，是否有任何代码问题或我必须检查的一些配置？谢谢〜