Reply323Packet.java

/*
 * Copyright (c) 2013, OpenCloudDB/MyCAT and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software;Designed and Developed mainly by many Chinese 
 * opensource volunteers. you can redistribute it and/or modify it under the 
 * terms of the GNU General Public License version 2 only, as published by the
 * Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Any questions about this component can be directed to it's project Web address 
 * https://code.google.com/p/opencloudb/.
 *
 */
package org.opencloudb.net.mysql;

import io.netty.buffer.ByteBuf;

import java.io.IOException;
import java.io.OutputStream;

import org.opencloudb.mysql.BufferUtil;
import org.opencloudb.mysql.StreamUtil;

/**
 * @author mycat
 */
public class Reply323Packet extends MySQLPacket {

	public byte[] seed;

	public void write(OutputStream out) throws IOException {
		StreamUtil.writeUB3(out, calcPacketSize());
		StreamUtil.write(out, packetId);
		if (seed == null) {
			StreamUtil.write(out, (byte) 0);
		} else {
			StreamUtil.writeWithNull(out, seed);
		}
	}


	public void write(ByteBuf buffer) {
		BufferUtil.writeUB3(buffer, calcPacketSize());
		buffer.writeByte(packetId);
		if (seed == null) {
			buffer.writeByte((byte) 0);
		} else {
			BufferUtil.writeWithNull(buffer, seed);
		}

	}

	@Override
	public int calcPacketSize() {
		return seed == null ? 1 : seed.length + 1;
	}

	@Override
	protected String getPacketInfo() {
		return "MySQL Auth323 Packet";
	}

}