Web Service便是基于网络的、分布式的模块化组件，它执行特定的任务，遵守具体的技术规范，这些规范使得Web Service能与其他兼容的组件进行互操作。它可以使用标准的互联网协议，像超文本传输协议HTTP和XML，将功能体现在互联网和企业内部网上。Web Service平台是一套标准，它定义了应用程序如何在Web上实现互操作性。你可以用你喜欢的任何语言(笔者用的是C#)，在你喜欢的任何平台上写Web Service。
This book focuses on the SOA approach to integration of existing (legacy) applications and newly developed solutions, using modern technologies, particularly web services, XML, ESB, and BPEL. The book shows how to define SOA for integration, what in
一个java web services例子，到入myeclipse，添加相应的jar包，可以直接跑起来。下载xfire-distribution-1.2.6.zip，xalan-j_2_7_1-bin.zip，将xfire-distribution-1.2.6.zip中的xfire-all-1.2.6.jar和lib下面的所有包，还有 xalan-j_2_7_1-bin.zip中的 xalan.jar导入到IDE的类路径中。
Addison Wesley - Understanding Web Services XML WSDL SOAP and UDDIAddison Wesley - Understanding Web Services XML WSDL SOAP and UDDIAddison Wesley - Understanding Web Services XML WSDL SOAP and UDDIAddison Wesley - Understanding Web Services XML WSD
Newcomer, Eric 基础的Web Services（假定你没有EAI背景，最好在涉入SOA之前阅读这两本书)Enterprise Application Integration Addison-Wesley Information Technology Series) by David S. Linthicum Next Generation Application Integration: From Simple Information to Web Services by Dav
基础的Web Services（假定你没有EAI背景，最好在涉入SOA之前阅读这两本书)Enterprise Application Integration Addison-Wesley Information Technology Series) by David S. Linthicum Next Generation Application Integration: From Simple Information to Web Services by David S. Linthicum
