org.zodiac.sdk.simplenetty.ClientApplication Maven / Gradle / Ivy

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Zodiac SDK NIO2(New Non-Blocking IO)
There is a newer version: 1.6.8
package org.zodiac.sdk.simplenetty;

import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.Scanner;

import org.zodiac.sdk.simplenetty.channel.ChannelOption;
import org.zodiac.sdk.simplenetty.channel.NioSocketChannel;
import org.zodiac.sdk.simplenetty.concurrent.ChannelFuture;
import org.zodiac.sdk.simplenetty.core.Bootstrap;
import org.zodiac.sdk.simplenetty.core.NioEventLoopGroup;
import org.zodiac.sdk.simplenetty.handler.ChannelHandlerContext;
import org.zodiac.sdk.simplenetty.handler.ChannelInboundHandlerAdapter;
import org.zodiac.sdk.simplenetty.handler.ChannelInitializer;
import org.zodiac.sdk.simplenetty.listener.Listener;

public class ClientApplication {

    public static void main(String[] args) throws InterruptedException, IOException {

        NioEventLoopGroup worker = new NioEventLoopGroup(false);
        Bootstrap bootstrap = new Bootstrap();
        ChannelFuture cf =
            bootstrap.group(null, worker).channel(NioSocketChannel.class).childOption(ChannelOption.CORE_SIZE, 1)
                .childOption(ChannelOption.BUFFER_SIZE, 1024).handler(new ChannelInitializer() {
                    @Override
                    public void init(ChannelHandlerContext context) {
                        context.pipeline().addLast(new SimpleChannelHandler());
                    }
                }).connect("localhost", 7676);
        /*由于连接的时候就可能失败 所以要监听*/
        cf.addListener(future -> {
            if (future.isFail()) {
                System.out.println("连接失败");
                worker.shutdown();
            }
        }, 1);
        cf.sync();
        ChannelFuture closeFuture = cf.channel().closeFuture();
        closeFuture.addListener(new Listener() {
            @Override
            public void complete(ChannelFuture future) {
                System.out.println("关闭");
                worker.shutdown();
            }
        }, 1);
        closeFuture.sync();
    }

    static class SimpleChannelHandler extends ChannelInboundHandlerAdapter {

        Scanner scanner = new Scanner(System.in);

        @Override
        public void channelActive(ChannelHandlerContext var1) throws Exception {
            var1.writeAndFlush(ByteBuffer.wrap("hi server".getBytes()));
        }

        @Override
        public Object channelRead(ChannelHandlerContext var1, Object var2) throws Exception {
            ByteBuffer buffer = (ByteBuffer)var2;
            System.out.println(new String(buffer.array(), 0, buffer.position()));
            System.out.println("请输入你的话:");
            String s = scanner.nextLine();
            var1.writeAndFlush(ByteBuffer.wrap(s.getBytes()));
            return buffer;
        }

        @Override
        public void exceptionCaught(ChannelHandlerContext var1, Throwable var2) {
            var2.printStackTrace();
        }
    }
}