Building and Using Web Services with JDeveloper @ADF

Part 1: Building a POJO Annotation-Driven Service 

Step 1: Getting Ready
Step 2: Adding a Plain Old Java Object (POJO) to contain a Web Service Method
Step 3: Testing the Web Service

Part 2: Building a Declaratively-driven POJO Web Service
Part 3: Building a Web Service From an Existing WSDL
Part 4: Building an Annotation Driven Web Service
Part 5: Developing a Client for a Service Using Proxy Generation
Part 6: Developing an ADF Client Using a Web Service Data Control

URL:: http://docs.oracle.com/cd/E37547_01/tutorials/tut_web_services/tut_web_services.html