I was working on WSE 2.0 & DIME. I used the Attachments sample provided by
SDK and saved the SOAP request (with headers) into a file. What I noticed was
that there was no reference/link/href to the DIME attachment from the SOAP
message body. But, the web method could extract the attachment contents
without any problems (through RequestSoapContext object). So, it seems that
WebServiceExtension would be able to extract the attachment without any
information about it present in the SOAP message, perhaps, only by parsing
the request stream. Is my assumption right here?
A related question is about WSDL. I ...