I have to access a existing SOAP webservice from an Android application. I have been provided some WSDL files describing the webservice. Reading some other answers here on SO, i
I had similar situation (I had only wsdl file without working webservice). I've used
http://easywsdl.com/
to generate classes for android without any problem. This tool uses ksoap library. The great thing with this tool is that it supports WCF extensions and types like data contract with IsReference attribute or Guid.