@Override
  public boolean handleMessage(SOAPMessageContext context) {

    System.out.println("Client : handleMessage()......");

    Boolean isRequest = (Boolean) context.get(MessageContext.MESSAGE_OUTBOUND_PROPERTY);

    // if this is a request, true for outbound messages, false for inbound
    if (isRequest) {

      try {
        SOAPMessage soapMsg = context.getMessage();
        SOAPEnvelope soapEnv = soapMsg.getSOAPPart().getEnvelope();
        SOAPHeader soapHeader = soapEnv.getHeader();

        // if no header, add one
        if (soapHeader == null) {
          soapHeader = soapEnv.addHeader();
        }

        // add a soap header, name as "mac address"
        QName qname = new QName("http://service.coupon.ronx.com/", "couponList");
        SOAPHeaderElement soapHeaderElement = soapHeader.addHeaderElement(qname);

        soapHeaderElement.setActor(SOAPConstants.URI_SOAP_ACTOR_NEXT);
        //                soapHeaderElement.addTextNode(mac);
        soapMsg.saveChanges();

        // tracking
        soapMsg.writeTo(System.out);

      } catch (SOAPException | IOException e) {
        System.err.println(e);
      }
    }

    // continue other handler chain
    return true;
  }
  /**
   * @param messageContext
   * @throws SOAPException
   */
  private void ProcessSoapHeader(SOAPMessageContext messageContext) throws SOAPException {
    /*
     * Get the SOAP header
     */
    SOAPMessage soapMessage = messageContext.getMessage();
    SOAPEnvelope soapEnvelope = soapMessage.getSOAPPart().getEnvelope();
    SOAPHeader soapHeader = soapEnvelope.getHeader();
    if (soapHeader == null) {
      soapHeader = soapEnvelope.addHeader();
    }

    /*
     * Get authentication header information from the context and process
     */
    Object object = messageContext.get(AuthHeader.class.getSimpleName());
    if (object != null && object instanceof AuthHeader) {
      /*
       * AuthHeader
       */
      this.ProcessAuthHeader((AuthHeader) object, QnameFactory.getAuthHeaderQName(), soapHeader);
    }
  }
  public boolean handleMessage(SOAPMessageContext smc) {
    Boolean outbound = (Boolean) smc.get(MessageContext.MESSAGE_OUTBOUND_PROPERTY);
    if (outbound) {
      // outbound message

      // *** #8 ***
      // get token from response context
      String propertyValue = (String) smc.get(RESPONSE_PROPERTY);
      System.out.printf("%s received '%s'%n", CLASS_NAME, propertyValue);

      // put token in response SOAP header
      try {
        // get SOAP envelope
        SOAPMessage msg = smc.getMessage();
        SOAPPart sp = msg.getSOAPPart();
        SOAPEnvelope se = sp.getEnvelope();

        // add header
        SOAPHeader sh = se.getHeader();
        if (sh == null) sh = se.addHeader();

        // add header element (name, namespace prefix, namespace)
        Name name = se.createName(RESPONSE_HEADER, "e", RESPONSE_NS);
        SOAPHeaderElement element = sh.addHeaderElement(name);

        // *** #9 ***
        // add header element value
        String newValue = propertyValue + "," + TOKEN;
        element.addTextNode(newValue);

        System.out.printf("%s put token '%s' on response message header%n", CLASS_NAME, TOKEN);

      } catch (SOAPException e) {
        System.out.printf("Failed to add SOAP header because of %s%n", e);
      }

    } else {
      // inbound message

      // get token from request SOAP header
      try {
        // get SOAP envelope header
        SOAPMessage msg = smc.getMessage();
        SOAPPart sp = msg.getSOAPPart();
        SOAPEnvelope se = sp.getEnvelope();
        SOAPHeader sh = se.getHeader();

        // check header
        if (sh == null) {
          System.out.println("Header not found.");
          return true;
        }

        // get Ticket header element
        Name nameTicket = se.createName(REQUEST_TICKET_HEADER, "e", REQUEST_NS);
        Iterator it = sh.getChildElements(nameTicket);
        // check header element
        if (!it.hasNext()) {
          System.out.printf("Header element %s not found.%n", REQUEST_TICKET_HEADER);
          return true;
        }
        SOAPElement elementTicket = (SOAPElement) it.next();

        // *** #4 ***
        // get header element value
        String headerTicketValue = elementTicket.getValue();
        System.out.printf("%s got '%s'%n", CLASS_NAME, headerTicketValue);

        // *** #5 ***
        // put Ticket token in request context
        System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, headerTicketValue);
        smc.put(REQUEST_TICKET_PROPERTY, headerTicketValue);
        // set property scope to application so that server class can access property
        smc.setScope(REQUEST_TICKET_PROPERTY, Scope.APPLICATION);

        // get Author header element
        Name nameAuthor = se.createName(REQUEST_AUTHOR_HEADER, "e", REQUEST_NS);
        Iterator itAuthor = sh.getChildElements(nameAuthor);
        // check header element
        if (!itAuthor.hasNext()) {
          System.out.printf("Header element %s not found.%n", REQUEST_AUTHOR_HEADER);
          return true;
        }
        SOAPElement elementAuthor = (SOAPElement) itAuthor.next();

        // *** #4 ***
        // get Author header element value
        String headerAuthorValue = elementAuthor.getValue();
        System.out.printf("%s got '%s'%n", CLASS_NAME, headerAuthorValue);

        // *** #5 ***
        // put Author token in request context
        System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, headerAuthorValue);
        smc.put(REQUEST_AUTHOR_PROPERTY, headerAuthorValue);
        // set property scope to application so that server class can access property
        smc.setScope(REQUEST_AUTHOR_PROPERTY, Scope.APPLICATION);

        // MAC
        // get MAC header element
        Name nameMac = se.createName(REQUEST_MAC_HEADER, "e", REQUEST_NS);
        Iterator itMac = sh.getChildElements(nameAuthor);
        // check header element
        if (!itMac.hasNext()) {
          System.out.printf("Header element %s not found.%n", REQUEST_MAC_HEADER);
          return true;
        }
        SOAPElement elementMac = (SOAPElement) itMac.next();

        // *** #4 ***
        // get MAC header element value
        String headerMacValue = elementMac.getTextContent();

        System.out.printf("%s got '%s'%n", CLASS_NAME, headerMacValue);

        // *** #5 ***
        // put MAC token in request context
        System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, headerMacValue);
        smc.put(REQUEST_MAC_PROPERTY, headerMacValue);
        // set property scope to application so that server class can access property
        smc.setScope(REQUEST_MAC_PROPERTY, Scope.APPLICATION);

        String bodyValue = se.getBody().getTextContent();
        // *** #5 ***
        // put Body token in request context
        System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, bodyValue);
        smc.put(REQUEST_BODY_PROPERTY, bodyValue);
        // set property scope to application so that server class can access property
        smc.setScope(REQUEST_BODY_PROPERTY, Scope.APPLICATION);

        msg.writeTo(System.out);

      } catch (SOAPException e) {
        System.out.printf("Failed to get SOAP header because of %s%n", e);
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
    }

    return true;
  }