These demos show the basics you need to work with web services.
HelloWorld demos
HelloWorld, Hello World Using SOAP 1.2 – Shows creation, deployment and invocation of a single-operation Web service and its client.
HelloWorld DII client – Calls the HelloWorld service using the JAX-RPC DII API, where the name of the service is not known until runtime.
ExceptionsService – Shows how Java exception propagation is handled by a SESJ Web service in runtime.
Types – Shows the ability of WSO2 SOA Enablement Server for Java to handle common Java/XML Schema types.
One-Way – Demonstrates messaging when the operation in the WSDL contains an input section only.
Google – Shows how the client can use Google Web APIs to search the web.