12. Java Web Services Overview

The Java Platform, Enterprise Edition includes an interoperable web services stack composed of several well-integrated technologies such as Java API for XML Web Services (JAX-WS), Java Architecture for XML Binding (JAXB), and SAAJ. Web service endpoints can be defined as either web tier components or Enterprise JavaBeans components. The programming model is similar in either case. The newest version of the Enterprise Edition technology emphasizes simplicity, obtained by the careful use of Java language annotations. Another central feature is that any component can act as a client of web services, often without requiring a deployment descriptor. For maximal interoperability, the web services stack in the Java Platform, ...

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