我有一个实现SOAPHandlerinterface的类.handleMessage定义为:publicbooleanhandleMessage(SOAPMessageContextcontext){SOAPMessagemsg=context.getMessage();SOAPPartpart=msg.getSOAPPart();SOAPEnvelopeenvelope=part.getEnvelope();//addnamespacesSOAPElementenvelope.addNamespaceDeclaration("xsd","http://www.w3.org/2001/