Examples with NioEventLoopGroup org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup used on opensource projects

Example 41 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-in-action by xinghalo.

the class TimeClient method connect.

public void connect(int port, String host) throws InterruptedException {
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new TimeClientHandler());
            }
        });
        ChannelFuture f = b.connect(host, port);
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully().sync();
    }
}

Example 42 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-in-action by xinghalo.

the class EchoClient method connect.

public void connect(String host, int port) throws InterruptedException {
    EventLoopGroup group = new NioEventLoopGroup();
    Bootstrap b = new Bootstrap();
    try {
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ByteBuf delimiter = Unpooled.copiedBuffer("$_".getBytes());
                ch.pipeline().addLast(new DelimiterBasedFrameDecoder(1024, delimiter));
                ch.pipeline().addLast(new StringDecoder());
                ch.pipeline().addLast(new EchoClientHandler());
            }
        });
        ChannelFuture f = b.connect(host, port).sync();
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully().sync();
    }
}

Example 43 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-in-action by xinghalo.

the class HelloServer method main.

public static void main(String[] args) throws InterruptedException {
    final ByteBuf buffer = Unpooled.unreleasableBuffer(Unpooled.copiedBuffer("I'm ok!\r\n", Charset.forName("UTF-8")));
    NioEventLoopGroup bossGroup = new NioEventLoopGroup(1);
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap bootstrap = new ServerBootstrap();
    try {
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline pipeline = ch.pipeline();
                pipeline.addLast(new ChannelInboundHandlerAdapter() {

                    @Override
                    public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
                        System.out.println("Server 接收信息");
                        ByteBuf result = (ByteBuf) msg;
                        System.out.println(ctx.channel().remoteAddress() + " said:" + result.toString(Charset.forName("UTF-8")));
                        result.release();
                        ctx.writeAndFlush(buffer);
                    }
                });
            }
        });
        ChannelFuture f = bootstrap.bind(5555).sync();
        f.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully().sync();
        workerGroup.shutdownGracefully().sync();
    }
}

Example 44 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-in-action by xinghalo.

the class NettyNioServerHandlerTest method serve.

public void serve(int port) throws InterruptedException {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).localAddress(new InetSocketAddress(port)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel socketChannel) throws Exception {
                ChannelPipeline pipeline = socketChannel.pipeline();
                pipeline.addLast("1", new InboundA());
                pipeline.addLast("2", new OutboundA());
                pipeline.addLast("3", new InboundB());
                pipeline.addLast("4", new OutboundB());
                pipeline.addLast("5", new OutboundC());
                pipeline.addLast("6", new InboundC());
            }
        });
        ChannelFuture f = b.bind().sync();
        f.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully().sync();
        workerGroup.shutdownGracefully().sync();
    }
}

Example 45 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-in-action by xinghalo.

the class FixedEchoServer method bind.

private void bind() throws InterruptedException {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    try {
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new FixedLengthFrameDecoder(20));
                ch.pipeline().addLast(new StringDecoder());
                ch.pipeline().addLast(new EchoServerHandler());
            }
        });
        ChannelFuture f = b.bind(5555).sync();
        f.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully().sync();
        workerGroup.shutdownGracefully().sync();
    }
}