sendqueue.java

java支持的短信平台

package com.khan.sms.cmpp2control;

import java.util.Vector;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */


public class SendQueue {
    private static SendQueue _instance;
    public Vector Cmpp_DataQueue;
    private int Size;

    private SendQueue(int size) {
      Size = size;
      Cmpp_DataQueue = new Vector(Size);
    }

    public static synchronized SendQueue getInstance() {
        if (_instance == null) {
            CmppParam cp = CmppParam.getInstance();
            int size = cp.MAX_TRANSMIT;
            _instance = new SendQueue(size);
        }
        return _instance;
    }

    public synchronized boolean put(byte[] data){
      if (Cmpp_DataQueue.size() < Size){
          Cmpp_DataQueue.add(data);
          return true;
      }
      return false;
    }

    public synchronized byte[] get() {
        if (this.Cmpp_DataQueue.size() > 0)
            return (byte[]) Cmpp_DataQueue.remove(0);
        else
            return null;
    }
}