/*
 * Created on Jan 19, 2007
 * Created by Paul Gardner
 * Copyright (C) Azureus Software, Inc, 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.
 *
 */


package com.aelitis.azureus.core.peermanager.messaging.azureus;

import java.util.HashMap;
import java.util.Map;

import org.gudy.azureus2.core3.util.DirectByteBuffer;

import com.aelitis.azureus.core.peermanager.messaging.Message;
import com.aelitis.azureus.core.peermanager.messaging.MessageException;
import com.aelitis.azureus.core.peermanager.messaging.MessagingUtil;

public class 
AZStatRequest
	implements AZMessage
{
	private final byte version;
	private DirectByteBuffer buffer = null;

	private Map	request;
	
	public 
	AZStatRequest(
		Map		_request,
		byte	_version )
	{
		request		= _request;
		version		= _version;
	}
	
	public String 
	getID()
	{
		return( AZMessage.ID_AZ_STAT_REQUEST );
	}

	public byte[] 
	getIDBytes()
	{
		return( AZMessage.ID_AZ_STAT_REQUEST_BYTES );		
	}

	public String 
	getFeatureID()
	{
		return( AZMessage.AZ_FEATURE_ID );
	}

	public int 
	getFeatureSubID()
	{
		return( AZMessage.SUBID_ID_AZ_STAT_REQUEST );		
	}

	public int 
	getType()
	{
		return( Message.TYPE_PROTOCOL_PAYLOAD );
	}

	public byte getVersion() { return version; };

	public String 
	getDescription() 
	{   
		return( getID() + ": " + request );
	}

	public Map
	getRequest()
	{
		return( request );
	}
	
	public DirectByteBuffer[] 
	getData() 
	{
		if ( buffer == null ){
			
			Map	map = new HashMap();
			
			map.put( "request", request );

			buffer = MessagingUtil.convertPayloadToBencodedByteStream( map, DirectByteBuffer.AL_MSG );
		} 
		
		return new DirectByteBuffer[]{ buffer };
	}

	public Message 
	deserialize( 
		DirectByteBuffer 	data,
		byte				version ) 
	
		throws MessageException 
	{
		Map payload = MessagingUtil.convertBencodedByteStreamToPayload( data, 1, getID() );
					
		Map request	= (Map)payload.get( "request" );
		
		return( new AZStatRequest( request, version ));
	}

	public void 
	destroy() 
	{	
		if ( buffer != null ){
			
			buffer.returnToPool();
		}
	}
}