Examples with LengthFieldBasedFrameDecoder io.netty.handler.codec.LengthFieldBasedFrameDecoder used on opensource projects

Example 61 with LengthFieldBasedFrameDecoder

use of io.netty.handler.codec.LengthFieldBasedFrameDecoder in project incubator-pulsar by apache.

the class ServerCnxTest method resetChannel.

protected void resetChannel() throws Exception {
    int MaxMessageSize = 5 * 1024 * 1024;
    if (channel != null && channel.isActive()) {
        serverCnx.close();
        channel.close().get();
    }
    serverCnx = new ServerCnx(brokerService);
    serverCnx.authRole = "";
    channel = new EmbeddedChannel(new LengthFieldBasedFrameDecoder(MaxMessageSize, 0, 4, 0, 4), serverCnx);
}

Example 62 with LengthFieldBasedFrameDecoder

use of io.netty.handler.codec.LengthFieldBasedFrameDecoder in project incubator-pulsar by apache.

the class PulsarChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    if (enableTLS) {
        SslContext sslCtx = SecurityUtility.createNettySslContextForServer(serviceConfig.isTlsAllowInsecureConnection(), serviceConfig.getTlsTrustCertsFilePath(), serviceConfig.getTlsCertificateFilePath(), serviceConfig.getTlsKeyFilePath(), serviceConfig.getTlsCiphers(), serviceConfig.getTlsProtocols(), serviceConfig.getTlsRequireTrustedClientCertOnConnect());
        ch.pipeline().addLast(TLS_HANDLER, sslCtx.newHandler(ch.alloc()));
    }
    ch.pipeline().addLast("ByteBufPairEncoder", ByteBufPair.ENCODER);
    ch.pipeline().addLast("frameDecoder", new LengthFieldBasedFrameDecoder(PulsarDecoder.MaxFrameSize, 0, 4, 0, 4));
    ch.pipeline().addLast("handler", new ServerCnx(brokerService));
}

Example 63 with LengthFieldBasedFrameDecoder

use of io.netty.handler.codec.LengthFieldBasedFrameDecoder in project tutorials-java by Artister.

the class NettyClient method run.

public void run() {
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group);
        b.channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true);
        b.handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline pipeline = ch.pipeline();
                pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                pipeline.addLast("frameEncoder", new LengthFieldPrepender(4));
                pipeline.addLast("decoder", new StringDecoder(CharsetUtil.UTF_8));
                pipeline.addLast("encoder", new StringEncoder(CharsetUtil.UTF_8));
                pipeline.addLast("handler", new HelloClient());
            }
        });
        for (int i = 0; i < 10; i++) {
            ChannelFuture f = b.connect("127.0.0.1", 5656).sync();
            f.channel().writeAndFlush("hello Service!" + Thread.currentThread().getName() + ":--->:" + i);
            f.channel().closeFuture().sync();
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        group.shutdownGracefully();
    }
}

Example 64 with LengthFieldBasedFrameDecoder

use of io.netty.handler.codec.LengthFieldBasedFrameDecoder in project jMiniLang by bajdcc.

the class ModuleNetClient method run.

public void run() {
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        if (addr.startsWith(":")) {
            addr = "127.0.0.1" + addr;
        }
        URI uri = new URI("http://" + addr);
        if (uri.getPort() < 0)
            throw new URISyntaxException(addr, "invalid address");
        Bootstrap b = new Bootstrap();
        b.group(workerGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast("decoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4)).addLast("encoder", new LengthFieldPrepender(4, false)).addLast(new StringDecoder(Charset.forName("utf-8"))).addLast(new StringEncoder(Charset.forName("utf-8"))).addLast(new ModuleNetClientHandler(msgQueue));
            }
        });
        ChannelFuture f = b.connect(uri.getHost(), uri.getPort());
        CHANNEL_GROUP.add(f.channel());
        f = f.sync();
        if (f.isDone()) {
            status = Status.RUNNING;
        }
        this.addr = f.channel().localAddress().toString();
        f.channel().closeFuture().sync();
        status = Status.ERROR;
        error = "Client closed.";
    } catch (Exception e) {
        status = Status.ERROR;
        error = "Error: " + e.getMessage();
        if (error == null)
            error = e.getClass().getSimpleName();
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

Example 65 with LengthFieldBasedFrameDecoder

use of io.netty.handler.codec.LengthFieldBasedFrameDecoder in project jMiniLang by bajdcc.

the class ModuleNetServer method run.

public void run() {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast("decoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4)).addLast("encoder", new LengthFieldPrepender(4, false)).addLast(new StringDecoder(Charset.forName("utf-8"))).addLast(new StringEncoder(Charset.forName("utf-8"))).addLast(new ModuleNetServerHandler(msgQueue));
            }
        }).option(ChannelOption.SO_BACKLOG, 1024).childOption(ChannelOption.SO_KEEPALIVE, true);
        ChannelFuture f = b.bind(port);
        CHANNEL_GROUP.add(f.channel());
        f = f.sync();
        if (f.isDone()) {
            status = Status.RUNNING;
        }
        f.channel().closeFuture().sync();
        status = Status.ERROR;
        error = "Server closed.";
    } catch (Exception e) {
        status = Status.ERROR;
        error = "Error: " + e.getMessage();
        if (error == null)
            error = e.getClass().getSimpleName();
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}