Example usage for io.netty.channel.nio NioEventLoopGroup NioEventLoopGroup

List of usage examples for io.netty.channel.nio NioEventLoopGroup NioEventLoopGroup

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Introduction

In this page you can find the example usage for io.netty.channel.nio NioEventLoopGroup NioEventLoopGroup.

Prototype

public NioEventLoopGroup()

Source Link

Document

Create a new instance using the default number of threads, the default ThreadFactory and the SelectorProvider which is returned by SelectorProvider#provider() .

Usage

From source file:com.ctrip.xpipe.redis.console.health.netty.EchoClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.git
    final SslContext sslCtx;
    if (SSL) {/*from w w w.  ja  va2 s  .c o m*/
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    // Configure the client.
    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
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                        }
                        // p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT);
        Channel c = f.channel();

        while (true) {
            ByteBuf buf = Unpooled.buffer(8);
            buf.writeLong(System.nanoTime());
            c.writeAndFlush(buf);
            Thread.sleep(1000);
        }

    } finally {
        // Shut down the event loop to terminate all threads.
        group.shutdownGracefully();
    }
}

From source file:com.datastax.driver.core.NettyOptionsTest.java

License:Apache License

private void should_invoke_netty_options_hooks(int hosts, int coreConnections) throws Exception {
    NettyOptions nettyOptions = mock(NettyOptions.class, CALLS_REAL_METHODS.get());
    EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
    Timer timer = new HashedWheelTimer();
    doReturn(eventLoopGroup).when(nettyOptions).eventLoopGroup(any(ThreadFactory.class));
    doReturn(timer).when(nettyOptions).timer(any(ThreadFactory.class));
    final ChannelHandler handler = mock(ChannelHandler.class);
    doAnswer(new Answer() {
        @Override/*from   w  ww.  j ava 2 s  . com*/
        public Object answer(InvocationOnMock invocation) throws Throwable {
            SocketChannel channel = (SocketChannel) invocation.getArguments()[0];
            channel.pipeline().addLast("test-handler", handler);
            return null;
        }
    }).when(nettyOptions).afterChannelInitialized(any(SocketChannel.class));
    Cluster cluster = register(Cluster.builder().addContactPoints(getContactPoints().get(0))
            .withPort(ccm().getBinaryPort()).withPoolingOptions(new PoolingOptions()
                    .setConnectionsPerHost(HostDistance.LOCAL, coreConnections, coreConnections))
            .withNettyOptions(nettyOptions).build());
    // when
    cluster.connect();// force session creation to populate pools

    int expectedNumberOfCalls = TestUtils.numberOfLocalCoreConnections(cluster) * hosts + 1;
    // If the driver supports a more recent protocol version than C*, the negotiation at startup
    // will open 1 extra connection.
    if (!ProtocolVersion.NEWEST_SUPPORTED.isSupportedBy(TestUtils.findHost(cluster, 1)))
        expectedNumberOfCalls += 1;

    cluster.close();
    // then
    verify(nettyOptions, times(1)).eventLoopGroup(any(ThreadFactory.class));
    verify(nettyOptions, times(1)).channelClass();
    verify(nettyOptions, times(1)).timer(any(ThreadFactory.class));
    // per-connection hooks will be called coreConnections * hosts + 1 times:
    // the extra call is for the control connection
    verify(nettyOptions, times(expectedNumberOfCalls)).afterBootstrapInitialized(any(Bootstrap.class));
    verify(nettyOptions, times(expectedNumberOfCalls)).afterChannelInitialized(any(SocketChannel.class));
    verify(handler, times(expectedNumberOfCalls)).handlerAdded(any(ChannelHandlerContext.class));
    verify(handler, times(expectedNumberOfCalls)).handlerRemoved(any(ChannelHandlerContext.class));
    verify(nettyOptions, times(1)).onClusterClose(eventLoopGroup);
    verify(nettyOptions, times(1)).onClusterClose(timer);
    verifyNoMoreInteractions(nettyOptions);
}

From source file:com.digisky.innerproxy.testclient.HttpSnoopClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    int port = uri.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;/*from  w w w  . j ava 2  s.c o  m*/
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }

    if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
        System.err.println("Only HTTP(S) is supported.");
        return;
    }

    // Configure SSL context if necessary.
    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpSnoopClientInitializer(sslCtx));

        // Make the connection attempt.
        //            Channel ch = b.connect(host, port).sync().channel();
        TestTimer.add("main()::85");
        //test(ch, "username_register", R_username_register.j);
        //test(ch, "normal_login", R_normal_login.j_username);
        //test(ch, "normal_login", R_normal_login.j_openid);
        //test(ch, "normal_login", R_normal_login.j_telphone);
        //test(ch, "normal_login", R_normal_login.j_devid);
        //test(ch, "normal_login", R_normal_login.j_email);
        //test(ch, "email_bind", R_email_bind.j);
        //test(ch, "telphone_bind", R_telphone_bind.j);
        //test(ch, "req_telphone_vcode", R_req_telphone_vcode.j);
        //test(ch, "auth", R_auth.j);
        //test(ch, "telphone_register", R_register.j_telphone_register);
        //test(ch, "email_register", R_register.j_email_register);
        //test(ch, "req_register_mode", R_req_register_mode.j);
        //test(ch, "identify_exist", R_identify_exist.j);

    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.digisky.outerproxy.testclient.HttpSnoopClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    int port = uri.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;/*w  ww.j a  v  a 2 s .c  o m*/
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }

    if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
        System.err.println("Only HTTP(S) is supported.");
        return;
    }

    // Configure SSL context if necessary.
    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpSnoopClientInitializer(sslCtx));

        // Make the connection attempt.
        Channel ch = b.connect("192.168.60.163", 8089).sync().channel();
        TestTimer.add("main()::85");
        //test(ch, "username_register", R_username_register.j);
        //test(ch, "normal_login", R_normal_login.j_username);
        //test(ch, "normal_login", R_normal_login.j_openid);
        //test(ch, "normal_login", R_normal_login.j_telphone);
        //test(ch, "normal_login", R_normal_login.j_devid);
        //test(ch, "normal_login", R_normal_login.j_email);
        //test(ch, "email_bind", R_email_bind.j);
        //test(ch, "telphone_bind", R_telphone_bind.j);
        //test(ch, "req_telphone_vcode", R_req_telphone_vcode.j);
        //test(ch, "auth", R_auth.j);
        //test(ch, "telphone_register", R_register.j_telphone_register);
        //test(ch, "email_register", R_register.j_email_register);
        //test(ch, "req_register_mode", R_req_register_mode.j);
        //test(ch, "identify_exist", R_identify_exist.j);
        test(ch, "third_login", R_identify_exist.j);

    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.digisky.stresstest.HttpSnoopClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    String host = uri.getHost() == null ? "127.0.0.1" : uri.getHost();
    int port = uri.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;/* w w w . j av a2  s  .co m*/
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }

    if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
        System.err.println("Only HTTP(S) is supported.");
        return;
    }

    // Configure SSL context if necessary.
    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpSnoopClientInitializer(sslCtx));

        // Make the connection attempt.
        System.out.println("try to connect!");
        ChannelFuture f = b.connect(host, port);
        f.addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) {
                // Perform post-closure operation
                // ...
                System.out.println("complete!");
                if (!future.isSuccess()) {
                    // You might get a NullPointerException here because the future
                    // might not be completed yet.
                    future.cause().printStackTrace();
                } else {
                    System.out.println("ok!!!!");
                }
            }
        });
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.dingwang.netty.client.DiscardClient.java

License:Open Source License

public void run() {
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    //BootStrapServerBootstrap,???channel?channel
    Bootstrap b = new Bootstrap();

    //?EventLoopGroup?bossworkder
    //??boss//  www . ja  va2 s  . c  o m
    b.group(workerGroup);

    //NioServerSocketChannelNioSocketChannel,channel
    b.channel(NioSocketChannel.class);

    //??ServerBootstrap?childOption()SocketChannelchannel
    b.option(ChannelOption.SO_KEEPALIVE, true);
    b.handler(new ChannelInitializer<SocketChannel>() {

        @Override
        protected void initChannel(SocketChannel ch) throws Exception {
            ch.pipeline().addLast(new TimeDecoder(), new TimeClientHandler());
        }
    });

    ChannelFuture f;
    try {
        //connect()bind()
        f = b.connect(host, port).sync();
        f.channel().writeAndFlush("dddddd");
        f.channel().closeFuture().sync();
    } catch (InterruptedException e) {
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

From source file:com.dingwang.rpc.client.RpcClient.java

License:Open Source License

public RpcResponse send(RpcRequest request) throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {//from   ww w.j  a  v a 2  s.co m
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            public void initChannel(SocketChannel channel) throws Exception {
                channel.pipeline().addLast(new RpcEncoder(RpcRequest.class)) //  RPC ???
                        .addLast(new RpcDecoder(RpcResponse.class)) //  RPC ????
                        .addLast(RpcClient.this); //  RpcClient ?? RPC 
            }
        }).option(ChannelOption.SO_KEEPALIVE, true);

        ChannelFuture future = bootstrap.connect(host, port).sync();
        future.channel().writeAndFlush(request).sync();

        synchronized (obj) {
            obj.wait(); // ?
        }

        if (response != null) {
            future.channel().closeFuture().sync();
        }
        return response;
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.dingwang.rpc.server.RpcServer.java

License:Open Source License

@Override
public void afterPropertiesSet() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from w w  w . ja va  2  s. com*/
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel channel) throws Exception {
                        channel.pipeline().addLast(new RpcDecoder(RpcRequest.class)) //  RPC ??
                                .addLast(new RpcEncoder(RpcResponse.class)) //  RPC ???
                                //                                    .addLast(new ProviderProxy()); // ? RPC 
                                .addLast(new RpcHandler(handlerMap));
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        String[] array = serverAddress.split(":");
        String host = array[0];
        int port = Integer.parseInt(array[1]);

        ChannelFuture future = bootstrap.bind(host, port).sync();
        LOGGER.debug("server started on port {}", port);

        if (serviceRegistry != null) {
            serviceRegistry.register(serverAddress); // ??
        }

        future.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }

}

From source file:com.dinstone.netty.Client.java

License:Apache License

public static void main(String[] args) throws IOException, InterruptedException {
    Bootstrap b = new Bootstrap();
    b.group(new NioEventLoopGroup()).channel(NioSocketChannel.class)
            .handler(new ChannelInitializer<NioSocketChannel>() {

                @Override/* w  ww. j a  v a 2s  . c o  m*/
                protected void initChannel(NioSocketChannel ch) throws Exception {
                    ch.pipeline().addLast("dd", new ChannelHandlerAdapter() {

                        /**
                         * {@inheritDoc}
                         * 
                         * @see io.netty.channel.ChannelHandlerAdapter#exceptionCaught(io.netty.channel.ChannelHandlerContext,
                         *      java.lang.Throwable)
                         */
                        @Override
                        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
                                throws Exception {
                            System.out.println("error: ");
                            cause.printStackTrace();
                        }
                    });
                }
            });
    b.connect("localhost", 8090).addListener(new ChannelFutureListener() {

        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                future.channel().write(Unpooled.buffer().writeBytes("123".getBytes()));
                future.channel().flush();
            }
        }
    });
}

From source file:com.dinstone.rpc.netty.client.NettyConnector.java

License:Apache License

public NettyConnector(Configuration config) {
    workerGroup = new NioEventLoopGroup();
    boot = new Bootstrap().group(workerGroup).channel(NioSocketChannel.class);
    boot.option(ChannelOption.SO_KEEPALIVE, true);
    boot.handler(new ChannelInitializer<SocketChannel>() {

        @Override//ww  w .  j  a va  2s.c o  m
        public void initChannel(SocketChannel ch) throws Exception {
            ch.pipeline().addLast(new RpcProtocolDecoder(false));
            ch.pipeline().addLast(new RpcProtocolEncoder(false));
            ch.pipeline().addLast(new NettyClientHandler());
        }
    });

    String host = config.get(Constants.SERVICE_HOST, Constants.DEFAULT_SERVICE_HOST);
    int port = config.getInt(Constants.SERVICE_PORT, 7777);
    boot.remoteAddress(new InetSocketAddress(host, port));
}