GameClientChannleInitializer.java

package com.snowcattle.game.net.client.tcp;

import com.snowcattle.game.common.constant.GlobalConstants;
import com.snowcattle.game.service.net.message.decoder.NetProtoBufMessageTCPDecoder;
import com.snowcattle.game.service.net.message.encoder.NetProtoBufMessageTCPEncoder;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.codec.LengthFieldBasedFrameDecoder;
import io.netty.handler.logging.LogLevel;
import io.netty.handler.logging.LoggingHandler;
import io.netty.handler.timeout.IdleStateHandler;

/**
 * Created by jiangwenping on 17/2/8.
 */
public class GameClientChannleInitializer extends ChannelInitializer<NioSocketChannel> {
    @Override
    protected void initChannel(NioSocketChannel nioSocketChannel) throws Exception {
        ChannelPipeline channelPipLine = nioSocketChannel.pipeline();
        int maxLength = Integer.MAX_VALUE;
        channelPipLine.addLast("frame", new LengthFieldBasedFrameDecoder(maxLength, 2, 4, 0, 0));
        channelPipLine.addLast("encoder", new NetProtoBufMessageTCPEncoder());
        channelPipLine.addLast("decoder", new NetProtoBufMessageTCPDecoder());

        int readerIdleTimeSeconds = 0;
        int writerIdleTimeSeconds = 0;
        int allIdleTimeSeconds = GlobalConstants.Net.SESSION_HEART_ALL_TIMEOUT;
        channelPipLine.addLast("idleStateHandler", new IdleStateHandler(readerIdleTimeSeconds, writerIdleTimeSeconds, allIdleTimeSeconds));
        channelPipLine.addLast("logger", new LoggingHandler(LogLevel.DEBUG));
        channelPipLine.addLast("handler", new GameClientHandler());
    }
}