/*
 * Created on 12-Jan-2005
 * Created by Paul Gardner
 * Copyright (C) 2004, 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.dht.transport;

/**
 * @author parg
 *
 */

import java.util.*;

public interface 
DHTTransportRequestHandler 
{
	public void
	pingRequest(
		DHTTransportContact contact );
		
	public void
	keyBlockRequest(
		DHTTransportContact contact,
		byte[]				key_block_request,
		byte[]				key_block_signature );
	
	public DHTTransportFullStats
	statsRequest(	
		DHTTransportContact contact );
	
	public DHTTransportStoreReply
	storeRequest(
		DHTTransportContact contact, 
		byte[][]				keys,
		DHTTransportValue[][]	value_sets );
	
	public DHTTransportQueryStoreReply
	queryStoreRequest(
		DHTTransportContact 	contact, 
		int						header_len,
		List<Object[]>			keys );
	
	public DHTTransportContact[]
	findNodeRequest(
		DHTTransportContact contact, 
		byte[]				id );
	
	public DHTTransportFindValueReply
	findValueRequest(
		DHTTransportContact contact, 
		byte[]				key,
		int					max_values,
		byte				flags );

		/**
		 * Mechanism for reporting that a contact has been imported
		 * @param contact
		 */

	public void
	contactImported(
		DHTTransportContact	contact );
	
	public void
	contactRemoved(
		DHTTransportContact	contact );
	
	public int
	getTransportEstimatedDHTSize();
	
	public void
	setTransportEstimatedDHTSize(
		int	size );
}
