Using XML Schema and the WSDL within SOA Suite
Once we have defined the abstract WSDL and corresponding XML Schemas, we are ready to implement the services they define within the SOA Suite. These services will typically be implemented as composites or proxy services within the Service Bus.
As we've seen in earlier chapters, the simplest way to use a predefined schema within a composite is to import the schema from the filesystem into our SOA project.
When we do this, JDeveloper does two things. First, it will add a copy of the schema file to our SOA project. Second, it will add an import statement into the WSDL of the service component (for example, BPEL, Mediator) that is referring to it, for example:
<types> <schema xmlns="http://www.w3.org/2001/XMLSchema"> ...
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