當今最新最熱的技術可以分為WebService和microsoft .Net兩大陣營。今年在上海舉行的"Sun科技日"， Sun, Bea, Oracle的公司都介紹了對WebService的支持。 Webservice這個最新的技術的核心是XML。由於Java 和 XML是夢幻組合，當然對每個XML的標准提供了相應的API, 為了方便各位developer的開發，我在此列出了api 與 XML 標准的對應：
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| XML Standard | Java API for XML | Description |
+-------------------+------------------------+---------------------------+
| DOM, SAX, XSL | JAXP |Java Apis for XML Parsing |
+-------------------+------------------------+---------------------------+
| SOAP/ebXML | JAXM |Java APIs for XML Messaging|
+-------------------+------------------------+---------------------------+
| SOAP | JAX-RPC |Java APIs for XML Remote |
| | |Procedure Call |
+-------------------+------------------------+---------------------------+
| XML | JAXB |Java APIs for XML Binding |
+-------------------+------------------------+---------------------------+
| WSDL | JAX-WSDL | Java APIs for WSDL |
+-------------------+------------------------+---------------------------+
| UDDI | JAXR | Java APIs for XML Register|
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