JAX-WS technology was initially made available in the Java Web Services Developer Pack (Java WSDP) Version 2.0. This allowed early adopters to develop JAX-WS-based web services and deploy them on J2EE 1.4 implementations such as the J2EE 1.4 SDK (which includes the Sun Java System Application Server 8.2 Platform Edition) or Apache Tomcat.
The following shows a web.xml file for a simple HelloWorld service. It specifies JAX-WS RI specific listener, servlet classes. These classes are com.sun.ws.transport.http.servlet.JAXRPCContextListener, and com.sun.xml.ws.transport.http.servlet.JAXRPCServlet is servlet
The WAR file created can now be published on a JAX-WS 2.0 SI enabled servlet container such as the Sun Java System Application Server Platform Edition 8.1