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.status;
019
020import io.netty.buffer.ByteBuf;
021import net.tridentsdk.server.netty.ClientConnection;
022import net.tridentsdk.server.netty.Codec;
023import net.tridentsdk.server.netty.packet.InPacket;
024import net.tridentsdk.server.netty.packet.Packet;
025import net.tridentsdk.server.netty.packet.PacketDirection;
026import net.tridentsdk.server.netty.protocol.Protocol;
027
028/**
029 * Represents a ping packet sent in from the client
030 *
031 * @author The TridentSDK Team
032 */
033public class PacketStatusInPing extends InPacket {
034    /**
035     * System time of the client (ms)
036     */
037    protected long time;
038
039    @Override
040    public int id() {
041        return 0x01;
042    }
043
044    @Override
045    public Packet decode(ByteBuf buf) {
046        this.time = Codec.readVarInt64(buf);
047
048        return this;
049    }
050
051    @Override
052    public void handleReceived(ClientConnection connection) {
053        connection.sendPacket(new PacketStatusOutPing().set("clientTime", this.time));
054        connection.setStage(Protocol.ClientStage.LOGIN);
055    }
056
057    public long time() {
058        return this.time;
059    }
060
061    @Override
062    public PacketDirection direction() {
063        return PacketDirection.IN;
064    }
065}