JMSGreeterPortType greeter = service.getPort(portName, JMSGreeterPortType.class);
Map<String, Object> requestContext = ((BindingProvider)greeter).getRequestContext();
JMSMessageHeadersType requestHeader = new JMSMessageHeadersType();
requestContext.put(JMSConstants.JMS_CLIENT_REQUEST_HEADERS, requestHeader);
String reply = greeter.sayHi();
assertNotNull("no response received from service", reply);
assertEquals(response, reply);
requestContext = ((BindingProvider)greeter).getRequestContext();
requestHeader = (JMSMessageHeadersType)requestContext