com.sun.xml.rpc.server.http.JAXRPCServlet
http://forum.java.sun.com/thread.jsp?forum=331&thread=299545
Developer Forums
Topic: Problems in deploying Sun JAX-RPC RI based web services in Weblogic 6.1 sp3...create JAXRPC_Proxy_Servlet extends JAXRPCServlet !
JAXRPC use SAAJ.
JAXB use jwsdp-1_3/jaxp/lib/endorsed/xercesImpl.jar