/*
* Created on 20-Dec-2005
* Created by Paul Gardner
* Copyright (C) 2005, 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 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package com.aelitis.azureus.core.instancemanager.impl;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.util.*;
import org.gudy.azureus2.core3.util.Debug;
import org.gudy.azureus2.core3.util.SystemProperties;
import org.gudy.azureus2.core3.util.SystemTime;
public class
AZOtherInstanceImpl
extends AZInstanceImpl
{
protected static AZOtherInstanceImpl
decode(
InetAddress internal_address,
Map map )
{
String id = new String((byte[])map.get( "id" ));
String int_ip = new String((byte[])map.get( "iip" ));
String ext_ip = new String((byte[])map.get( "eip" ));
int tcp = ((Long)map.get("tp" )).intValue();
int udp = ((Long)map.get("dp" )).intValue();
Long l_udp_other = (Long)map.get("dp2" );
int udp_other = l_udp_other==null?udp:l_udp_other.intValue();
byte[] app_id_bytes = (byte[])map.get( "ai" );
String app_id;
if ( app_id_bytes == null ){
app_id = SystemProperties.AZ_APP_ID + "_4.2.0.2"; // we dont know, but this is most likely
}else{
app_id = new String( app_id_bytes );
}
Map<String,Object> props = (Map<String,Object>)map.get( "pr" );
try{
if ( !int_ip.equals("0.0.0.0")){
internal_address = InetAddress.getByName( int_ip );
}
InetAddress external_address = InetAddress.getByName( ext_ip );
// ignore incompatible address mappings
if ( internal_address instanceof Inet4Address == external_address instanceof Inet4Address ){
return( new AZOtherInstanceImpl(id, app_id, internal_address, external_address, tcp, udp, udp_other, props ));
}
return( null );
}catch( Throwable e ){
Debug.printStackTrace(e);
}
return( null );
}
private String id;
private String app_id;
private List internal_addresses = new ArrayList();
private InetAddress external_address;
private int tcp_port;
private int udp_port;
private int udp_non_data_port;
private Map<String,Object> props;
private long alive_time;
protected
AZOtherInstanceImpl(
String _id,
String _app_id,
InetAddress _internal_address,
InetAddress _external_address,
int _tcp_port,
int _udp_port,
int _udp_non_data_port,
Map<String,Object> _props )
{
id = _id;
app_id = _app_id;
internal_addresses.add( _internal_address );
external_address = _external_address;
tcp_port = _tcp_port;
udp_port = _udp_port;
udp_non_data_port = _udp_non_data_port;
props = _props;
alive_time = SystemTime.getCurrentTime();
}
protected boolean
update(
AZOtherInstanceImpl new_inst )
{
alive_time = SystemTime.getCurrentTime();
InetAddress new_address = new_inst.getInternalAddress();
boolean same = true;
if ( !internal_addresses.contains( new_address )){
same = false;
List new_addresses = new ArrayList( internal_addresses );
new_addresses.add( 0, new_address );
internal_addresses = new_addresses;
}
same = same &&
external_address.equals( new_inst.external_address ) &&
tcp_port == new_inst.tcp_port &&
udp_port == new_inst.udp_port;
external_address = new_inst.external_address;
tcp_port = new_inst.tcp_port;
udp_port = new_inst.udp_port;
return( !same );
}
public String
getID()
{
return( id );
}
public String
getApplicationID()
{
return( app_id );
}
public InetAddress
getInternalAddress()
{
return((InetAddress)internal_addresses.get(0));
}
public List
getInternalAddresses()
{
return( new ArrayList( internal_addresses ));
}
public InetAddress
getExternalAddress()
{
return( external_address );
}
public int
getTCPListenPort()
{
return( tcp_port );
}
public int
getUDPListenPort()
{
return( udp_port );
}
public int
getUDPNonDataListenPort()
{
return( udp_non_data_port );
}
public Map<String, Object>
getProperties()
{
return( props );
}
protected long
getAliveTime()
{
long now = SystemTime.getCurrentTime();
if ( now < alive_time ){
alive_time = now;
}
return( alive_time );
}
}