O'Reilly: Using SOAP with Tomcat
"... In this article we discussed the Apache SOAP Project. We described each of the steps involved when integrating SOAP into the Tomcat container. We also created a sample SOAP application demonstrating how each of the SOAP components works together." ... The RPC method, which is the focus of this article, is a synchronous technique using a client-server model to execute remote SOAP services. ...