/*
* Created on 1 Nov 2006
* Created by Paul Gardner
* Copyright (C) 2006 Aelitis, All Rights Reserved.
*
* This program 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.
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 63.529,40 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package com.aelitis.azureus.core.networkmanager.admin.impl;
import java.net.InetAddress;
import org.gudy.azureus2.core3.util.Debug;
import org.gudy.azureus2.core3.util.SystemTime;
import com.aelitis.azureus.core.networkmanager.admin.NetworkAdminNATDevice;
import com.aelitis.azureus.plugins.upnp.UPnPPluginService;
public class
NetworkAdminNATDeviceImpl
implements NetworkAdminNATDevice
{
private UPnPPluginService service;
private InetAddress external_address;
private long address_time;
protected
NetworkAdminNATDeviceImpl(
UPnPPluginService _service )
{
service = _service;
}
public String
getName()
{
return( service.getName());
}
public InetAddress
getAddress()
{
try{
return( InetAddress.getByName(service.getAddress()));
}catch( Throwable e ){
Debug.printStackTrace(e);
return( null );
}
}
public int
getPort()
{
return( service.getPort());
}
public InetAddress
getExternalAddress()
{
long now = SystemTime.getCurrentTime();
if ( external_address != null &&
now > address_time &&
now - address_time < 60*1000 ){
return( external_address );
}
try{
external_address = InetAddress.getByName(service.getExternalAddress());
address_time = now;
}catch( Throwable e ){
Debug.printStackTrace(e);
}
return( external_address );
}
protected boolean
sameAs(
NetworkAdminNATDeviceImpl other )
{
if ( !getAddress().equals( other.getAddress()) ||
getPort() != other.getPort()){
return( false );
}
InetAddress e1 = getExternalAddress();
InetAddress e2 = other.getExternalAddress();
if ( e1 == null && e2 == null ){
return( true );
}
if ( e1 == null || e2 == null ){
return( false );
}
return( e1.equals( e2 ));
}
public String
getString()
{
String res = getName();
res += ": address=" + service.getAddress() + ":" + service.getPort();
InetAddress ext = getExternalAddress();
if ( ext == null ){
res += ", no public address available";
}else{
res += ", public address=" + ext.getHostAddress();
}
return( res );
}
}