BaseServerHandler.java

package com.lyncc.netty.heartbeat;

import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import io.netty.handler.timeout.IdleState;
import io.netty.handler.timeout.IdleStateEvent;

public class BaseServerHandler extends ChannelInboundHandlerAdapter{
    
    private int loss_connect_time = 0;
    
    @Override
    public void userEventTriggered(ChannelHandlerContext ctx, Object evt)
            throws Exception {
        System.out.println("hehehehe");
        if (evt instanceof IdleStateEvent) {
            IdleStateEvent event = (IdleStateEvent) evt;
            if (event.state() == IdleState.READER_IDLE) {
                loss_connect_time++;
                System.out.println("10 秒没有接收到客户端的信息了");
                if(loss_connect_time > 2 ){
                    ctx.channel().close();
                }
            }  
        } else {
            super.userEventTriggered(ctx, evt);
        }
    }
    
    @Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
        System.out.println("server channelRead..");
        System.out.println(ctx.channel().remoteAddress()+"->Server :"+ msg.toString());
    }
    
    
    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
        cause.printStackTrace();
        ctx.close();
    }

}