EchoServerV3SecondHandler.java

package com.github.nettybook.ch4;

import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;

/**
 * Handler implementation for the echo server.
 */
public class EchoServerV3SecondHandler extends ChannelInboundHandlerAdapter {
    @Override
    public void channelReadComplete(ChannelHandlerContext ctx) {
        System.out.println("channelReadComplete 발생");
        ctx.flush();
    }

    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
        cause.printStackTrace();
        ctx.close();
    }
}