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package echoclient;

import io.netty.buffer.ByteBuf;

import io.netty.buffer.Unpooled;

import io.netty.channel.ChannelHandler.*;

import io.netty.channel.ChannelHandlerContext;

import io.netty.channel.SimpleChannelInboundHandler;

import io.netty.util.CharsetUtil;

/**

* @author Kyle

* @create 2018/6/27 23:12

*/

@Sharable

public class EchoClientHandler extends SimpleChannelInboundHandler<ByteBuf> {

@Override

public void channelActive(ChannelHandlerContext ctx) {

ctx.writeAndFlush(Unpooled.copiedBuffer("Netty rocks!", CharsetUtil.UTF_8));

}

@Override

protected void channelRead0(ChannelHandlerContext channelHandlerContext, ByteBuf byteBuf) throws Exception {

System.out.println("Client received: " + byteBuf.toString(CharsetUtil.UTF_8));

}

@Override

public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {

cause.printStackTrace();

ctx.close();

}

}