SAGE X3 V12 SOAP Webservice, calling SOAP Web Service using JAVA, encoding not supported

We configured a SOAP webservice in SAGE X3 V12, patch 16.

This is to integrate some information from another company, the other supplier uses JAVA to integrate this information, now they answered us with this:

Quote:

is there any chance the Wsdl file can be changed a bit or the server configured differently?
It is using a fairly old encoding ‘RPC/encoded’
 
<wsdlsoap:body encodingStyle="http://schemas.xmlsoap.org/soap/encoding/" namespace="http://www.adonix.com/WSS" use="encoded" />
 
which is not supported anymore by our tools. See https://stackoverflow.com/questions/25260939/soap-encoding-is-not-supported
/Unquote