downloadreplypacket.java

lumaQQ的源文件

/*
* LumaQQ - Java QQ Client
*
* Copyright (C) 2004 luma <[e-mail]>
*
* 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 edu.tsinghua.lumaqq.qq.packets.in.disk;

import static edu.tsinghua.lumaqq.qq.events.QQEvent.*;
import java.nio.ByteBuffer;

import edu.tsinghua.lumaqq.qq.QQ;
import edu.tsinghua.lumaqq.qq.annotation.DocumentalPacket;
import edu.tsinghua.lumaqq.qq.annotation.LinkedEvent;
import edu.tsinghua.lumaqq.qq.annotation.PacketName;
import edu.tsinghua.lumaqq.qq.annotation.RelatedPacket;
import edu.tsinghua.lumaqq.qq.beans.QQUser;
import edu.tsinghua.lumaqq.qq.packets.DiskInPacket;
import edu.tsinghua.lumaqq.qq.packets.PacketParseException;
import edu.tsinghua.lumaqq.qq.packets.out.disk.DownloadPacket;

/**
 * <pre>
 * 下载文件回复包
 * 1. 头部
 * 2. 文件数据
 * 
 * Note: 由于文件可能很大，所以这个包也可能很大。这对旧的包解析方式是一个问题，因为对于大部分包，
 * 都是数据都收到之后再解析，而这个包由于可能过大，所以需要重新考虑其实现
 * </pre>
 *
 * @author luma
 */
@DocumentalPacket
@PacketName("下载文件回复包")
@RelatedPacket({DownloadPacket.class})
@LinkedEvent({QQ_DISK_DOWNLOAD_SUCCESS})
public class DownloadReplyPacket extends DiskInPacket {
	public byte[] bytes;
	
	public DownloadReplyPacket(ByteBuffer buf, int length, QQUser user) throws PacketParseException {
		super(buf, length, user);
	}
	
	@Override
	public String getPacketName() {
		return "Download Disk File Reply Packet";
	}

	@Override
	protected void parseBody(ByteBuffer buf) throws PacketParseException {
		if(replyCode == QQ.QQ_REPLY_OK) {
			bytes = new byte[buf.remaining()];
			buf.get(bytes);			
		}
	}
}