
36 WebSphere and .Net Interoperability Using Web Services
3.4 Summary: salient interoperability features of WSDL
In summary, what are the features of WSDL that have made it a good language
for specifying interoperable application interfaces? Some of these features mirror
those of SOAP:
1. It is based on XML. XML is widely accepted and XML parsers exist on
virtually all software platforms.
2. It uses XML schemas to provide type information rather than a programming
language specific type system (for the purists, WSDL is not tied to use XML
schemas as a typing system, but the flexibility given to WSDL to use other
typing systems has not been a f ...