2.4. Conclusion
This chapter described the various Web service standards and the J2EE 1.4 platform technologies that support those standards in a portable and interoperable manner. It explained why such standards—including XML, SOAP, WSDL, and UDDI—are beneficial to developers, and briefly described each standard. It showed how the platform integrates existing Java and Web service/XML technologies to allow existing and new applications to be exposed as Web services.
In addition, this chapter described the different J2EE platform XML-related APIs, including JAXP, JAXR, JAX-RPC, and SAAJ. It described these technologies from a high-level architectural point of view, and, where appropriate, illustrated their use with sample code. It also showed ...
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