/*
* Created on Apr 5, 2005
* Created by Alon Rohter
* 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.peermanager.unchoker;
import java.util.*;
import org.gudy.azureus2.core3.peer.PEPeer;
/**
* Performs peer choke/unchoke calculations.
*/
public interface
Unchoker
{
public boolean
isSeedingUnchoker();
/**
* Get any unchokes that should be performed immediately.
* @param max_to_unchoke maximum number of peers allowed to be unchoked
* @param all_peers list of peers to choose from
* @return peers to unchoke
*/
public ArrayList<PEPeer> getImmediateUnchokes( int max_to_unchoke, ArrayList<PEPeer> all_peers );
/**
* Perform peer choke, unchoke and optimistic calculations
* @param max_to_unchoke maximum number of peers allowed to be unchoked
* @param all_peers list of peers to choose from
* @param force_refresh force a refresh of optimistic unchokes
*/
public void calculateUnchokes( int max_to_unchoke, ArrayList<PEPeer> all_peers, boolean force_refresh, boolean check_priority_connections );
/**
* Get the list of peers calculated to be choked.
* @return peers to choke
*/
public ArrayList<PEPeer> getChokes();
/**
* Get the list of peers calculated to be unchoked.
* @return peers to unchoke
*/
public ArrayList<PEPeer> getUnchokes();
}