cvs commit: ws-fx/sandesha/src/org/apache/sandesha/server Sender.java

jaliya      2004/08/18 01:18:23

  Added:       sandesha/src/org/apache/sandesha/server Sender.java
  Log:
  This class is used as the sener for Sandesha. Currently used by the server to 
send asynchronous responses, acks etc..
  
  Revision  Changes    Path
  1.1                  ws-fx/sandesha/src/org/apache/sandesha/server/Sender.java
  
  Index: Sender.java
  ===================================================================
  /*
   * Copyright  1999-2004 The Apache Software Foundation.
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *
   */
  package org.apache.sandesha.server;
  
  import javax.xml.rpc.ServiceException;
  
  import org.apache.axis.AxisFault;
  import org.apache.axis.client.Call;
  import org.apache.axis.client.Service;
  import org.apache.sandesha.Constants;
  import org.apache.sandesha.IStorageManager;
  import org.apache.sandesha.RMMessageContext;
  
  /**
   * @author JEkanayake
   *
   */
  public class Sender implements Runnable {
        private IStorageManager storageManager;
  
        public Sender() {
                storageManager = new ServerStorageManager();
        }
  
        public void run() {
  
                while (true) {
                        long startTime = System.currentTimeMillis();
                        boolean hasMessages = true;
                        do {
                                RMMessageContext rmMessageContext = 
storageManager.getNextMessageToSend();
                                if (rmMessageContext == null)
                                        hasMessages = false;
                                else {
                                        //Send the message.
  
                                        switch 
(rmMessageContext.getMessageType()) {
                                                case 
Constants.MSG_TYPE_CREATE_SEQUENCE_REQUEST :
                                                        {
                                                                //Send the 
message.
                                                                //may get the 
reply back to here.
  
                                                        }
                                                case 
Constants.MSG_TYPE_CREATE_SEQUENCE_RESPONSE :
                                                        {
                                                                //Send creat 
seq message.
                                                                //No response 
and we can just close the connection
                                                                try {
                                                                        Service 
service = new Service();
                                                                        Call 
call = (Call) service.createCall();
                                                                        
call.setTargetEndpointAddress(rmMessageContext.getOutGoingAddress());
                                                                        
call.setRequestMessage(
                                                                                
rmMessageContext.getMsgContext().getResponseMessage());
                                                                        
call.invoke();
                                                                } catch 
(ServiceException e1) {
                                                                        
System.out.println("(!)(!)(!)Cannot send the create sequence response.");
                                                                        
e1.printStackTrace();
                                                                } catch 
(AxisFault e) {
                                                                        
e.printStackTrace();
                                                                }
                                                        }
                                                case 
Constants.MSG_TYPE_TERMINATE_SEQUENCE :
                                                        {
  
                                                        }
                                                case 
Constants.MSG_TYPE_ACKNOWLEDGEMENT :
                                                        {
                                                                try {
                                                                        Service 
service = new Service();
                                                                        Call 
call = (Call) service.createCall();
                                                                        
call.setTargetEndpointAddress(rmMessageContext.getOutGoingAddress());
                                                                        
call.setRequestMessage(
                                                                                
rmMessageContext.getMsgContext().getResponseMessage());
                                                                        
call.invoke();
                                                                } catch 
(ServiceException e1) {
                                                                        
System.out.println("(!)(!)(!)Cannot send the Ack message.");
                                                                        
e1.printStackTrace();
                                                                } catch 
(AxisFault e) {
                                                                        
e.printStackTrace();
                                                                }
                                                        }
                                                case 
Constants.MSG_TYPE_SERVICE_RESPONSE :
                                                        {
                                                        }
                                        }
  
                                }
  
                        } while (hasMessages);
  
                        long timeGap = System.currentTimeMillis() - startTime;
                        if ((timeGap - Constants.SENDER_SLEEP_TIME) <= 0) {
                                try {
                                        System.out.println("Sender thread is 
sleeping .............................");
                                        
Thread.sleep(Constants.SENDER_SLEEP_TIME - timeGap);
                                } catch (Exception ex) {
                                        ex.printStackTrace();
                                }
  
                        }
                }
        }
  
  }