com.talent.balance.frontend.decode.FrontendRequestDecoder.java Source code

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Here is the source code for com.talent.balance.frontend.decode.FrontendRequestDecoder.java

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/*
 * 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 com.talent.balance.frontend.decode;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.talent.balance.common.BalancePacket;
import com.talent.nio.api.Packet;
import com.talent.nio.communicate.ChannelContext;
import com.talent.nio.communicate.intf.DecoderIntf;

/**
 * 
 * @filename: com.talent.http.server.HttpPacketOgnzer
 * @copyright: Copyright (c)2010
 * @company: talent
 * @author: 
 * @version: 1.0
 * @create time: 2013-9-16 ?5:11:07
 * @record <table cellPadding="3" cellSpacing="0" style="width:600px">
 *         <thead style="font-weight:bold;background-color:#e3e197">
 *         <tr>
 *         <td>date</td>
 *         <td>author</td>
 *         <td>version</td>
 *         <td>description</td>
 *         </tr>
 *         </thead> <tbody style="background-color:#ffffeb">
 *         <tr>
 *         <td>2013-9-16</td>
 *         <td></td>
 *         <td>1.0</td>
 *         <td>create</td>
 *         </tr>
 *         </tbody>
 *         </table>
 */
public class FrontendRequestDecoder implements DecoderIntf {
    private static Logger log = LoggerFactory.getLogger(FrontendRequestDecoder.class);

    /**
     * @param args
     * @throws IOException
     */
    public static void main(String[] args) throws IOException {

    }

    /**
     * 
     */
    public FrontendRequestDecoder() {

    }

    @Override
    public PacketWithMeta decode(ByteBuf buffer, ChannelContext channelContext) throws DecodeException {
        BalancePacket frontendRequestPacket = new BalancePacket();
        frontendRequestPacket.setBuffer(Unpooled.copiedBuffer(buffer));

        List<Packet> ret = new ArrayList<Packet>();
        ret.add(frontendRequestPacket);

        PacketWithMeta packetWithMeta = new PacketWithMeta();
        buffer.readerIndex(buffer.capacity());
        packetWithMeta.setPacketLenght(buffer.capacity());
        packetWithMeta.setPackets(ret);
        return packetWithMeta;
    }
}