pulling data from NonSAPsystem using webdynpro.
what are ways to pull data from non-SAP systems and display data using webdynpro java.i think this is done using ejbwebdynpro or webserviceswebdynpro. can anybody point to some sample examples. How can i convert the the underneath functionality of non sap sys in to webservice (wsdl) to use from webdynpro. In what other ways can we access non sap system data?Any examples will help.please give ur suggestions from your experiences.