001/*
002 * Trident - A Multithreaded Server Alternative
003 * Copyright 2014 The TridentSDK Team
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *    http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package net.tridentsdk.server.packets.login;
019
020import io.netty.buffer.ByteBuf;
021import net.tridentsdk.meta.MessageBuilder;
022import net.tridentsdk.server.netty.ClientConnection;
023import net.tridentsdk.server.netty.Codec;
024import net.tridentsdk.server.netty.packet.Packet;
025import net.tridentsdk.server.netty.packet.PacketDirection;
026import net.tridentsdk.util.TridentLogger;
027
028/**
029 * Packet used to disconnect the client from the login stage for whatsoever reason
030 *
031 * @author The TridentSDK Team
032 */
033public class PacketLoginOutDisconnect implements Packet {
034    /**
035     * Disconnect message, represented JSON
036     */
037    protected String jsonMessage;
038
039    @Override
040    public int id() {
041        return 0x00;
042    }
043
044    @Override
045    public PacketDirection direction() {
046        return PacketDirection.OUT;
047    }
048
049    @Override
050    public void encode(ByteBuf buf) {
051        Codec.writeString(buf, this.jsonMessage);
052    }
053
054    @Override
055    public void handleReceived(ClientConnection connection) {
056    }
057
058    // Here too...
059    public String jsonMessage() {
060        return this.jsonMessage;
061    }
062
063    public Packet setJsonMessage(String jsonMessage) {
064        this.jsonMessage = new MessageBuilder(jsonMessage).build().asJson();
065        return this;
066    }
067
068    /**
069     * {@inheritDoc}
070     *
071     * <p>Cannot be decoded</p>
072     */
073    @Override
074    public Packet decode(ByteBuf buf) {
075        TridentLogger.get().error(new UnsupportedOperationException("PacketLoginOutDisconnect cannot be encoded!"));
076        return null;
077    }
078}