socketaddress.java

基于MJSIP的j2me客户端

/*
 * Copyright (C) 2005 Luca Veltri - University of Parma - Italy
 * 
 * This file is part of MjSip (http://www.mjsip.org)
 * 
 * MjSip is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * MjSip is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with MjSip; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * Author(s):
 * Luca Veltri ([e-mail])
 */

package org.zoolu.net;




/** A SocketAddress is a pair { address, port }.
  */
public class SocketAddress
{
   /** The InetAddress */
   IpAddress ipaddr;

   /** The port */
   int port;
 
   
   /** Creates a SocketAddress. */
   public SocketAddress(IpAddress ipaddr, int port)
   {  init(ipaddr,port);
   }

   /** Creates a SocketAddress. */
   public SocketAddress(String addr, int port)
   {  init(new IpAddress(addr),port);
   }

   /** Creates a SocketAddress. */
   public SocketAddress(String soaddr)
   {  String addr=null;
      int port=-1;
      int colon=soaddr.indexOf(':');
      if (colon<0) addr=soaddr;
      else
      {  addr=soaddr.substring(0,colon);
         try {  port=Integer.parseInt(soaddr.substring(colon+1));  } catch (Exception e) {}
      }
      init(new IpAddress(addr),port);
   }

   /** Creates a SocketAddress. */
   public SocketAddress(SocketAddress soaddr)
   {  init(soaddr.ipaddr,soaddr.port);
   }

   /** Inits the SocketAddress. */
   private void init(IpAddress ipaddr, int port)
   {  this.ipaddr=ipaddr;
      this.port=port;
   }
   
   /** Gets the host address. */
   public IpAddress getAddress()
   {  return ipaddr;
   }

   /** Gets the port. */
   public int getPort()
   {  return port;
   }

   /** Makes a copy. */
   public Object clone()
   {  return new SocketAddress(this);
   }

   /** Wthether it is equal to Object <i>obj</i>. */
   public boolean equals(Object obj)
   {  try
      {  SocketAddress saddr=(SocketAddress)obj;
         if (port!=saddr.port) return false;
         if (!ipaddr.equals(saddr.ipaddr)) return false;
         return true;
      }
      catch (Exception e) {  return false;  }
   }

   /** Gets a String representation of the Object. */
   public String toString()
   {  return (ipaddr.toString()+":"+port);
   }

}