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The Java™ EE 5 Tutorial, Third Edition: For Sun Java System Application Server Platform Edition 9 by Kim Haase, Scott Fordin, Ian Evans, Debbie Carson, Jennifer Ball, Eric Jendrock

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Chapter 15. Building Web Services with JAX-WS

JAX-WS stands for Java API for XML Web Services. JAX-WS is a technology for building web services and clients that communicate using XML. JAX-WS allows developers to write message-oriented as well as RPC-oriented web services.

In JAX-WS, a web service operation invocation is represented by an XML-based protocol such as SOAP. The SOAP specification defines the envelope structure, encoding rules, and conventions for representing web service invocations and responses. These calls and responses are transmitted as SOAP messages (XML files) over HTTP.

Although SOAP messages are complex, the JAX-WS API hides this complexity from the application developer. On the server side, the developer specifies the web ...

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