public void startcompleteTask(ServerAllServiceStub.CompleteTask completeTask8, final ServerAllServiceCallbackHandler callback) throws java.rmi.RemoteException {

        OperationClient _operationClient = _serviceClient.createClient(_operations[4].getName());
        _operationClient.getOptions().setAction("\"\"");
        _operationClient.getOptions().setExceptionToBeThrownOnSOAPFault(true);

        addPropertyToOperationClient(_operationClient, WSDL2Constants.ATTR_WHTTP_QUERY_PARAMETER_SEPARATOR, "&");

        // create SOAP envelope with that payload
        SOAPEnvelope env = null;
        final MessageContext _messageContext = new MessageContext();

        // Style is Doc.

        env = toEnvelope(getFactory(_operationClient.getOptions().getSoapVersionURI()), completeTask8, optimizeContent(new javax.xml.namespace.QName(
                "http://portal.zj.sgcc.com.cn/axisServer/services/axis", "completeTask")));

        // adding SOAP soap_headers
        _serviceClient.addHeadersToEnvelope(env);
        // create message context with that soap envelope
        _messageContext.setEnvelope(env);

        // add the message context to the operation client
        _operationClient.addMessageContext(_messageContext);

        _operationClient.setCallback(new org.apache.axis2.client.async.AxisCallback() {
            public void onMessage(org.apache.axis2.context.MessageContext resultContext) {
                ServerAllServiceStub.CompleteTaskResponse ct = new CompleteTaskResponse();
                ct.setCompleteTaskReturn("server return");
                callback.receiveResultcompleteTask(ct);
                try {
                    String fileName = "onMessage" + System.currentTimeMillis() + "";
                    IOUtils.write("", new FileOutputStream(new File("c:/axis2/" + fileName + ".txt")));
                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }

            public void onError(java.lang.Exception error) {

            }

            public void onFault(org.apache.axis2.context.MessageContext faultContext) {
                org.apache.axis2.AxisFault fault = org.apache.axis2.util.Utils.getInboundFaultFromMessageContext(faultContext);
                onError(fault);
            }

            public void onComplete() {
                try {
                    _messageContext.getTransportOut().getSender().cleanup(_messageContext);
                } catch (org.apache.axis2.AxisFault axisFault) {
                    callback.receiveErrorcompleteTask(axisFault);
                }
            }
        });

        org.apache.axis2.util.CallbackReceiver _callbackReceiver = null;
        if (_operations[4].getMessageReceiver() == null && _operationClient.getOptions().isUseSeparateListener()) {
            _callbackReceiver = new org.apache.axis2.util.CallbackReceiver();
            _operations[4].setMessageReceiver(_callbackReceiver);
        }
        
        _operationClient.execute(false);

    }