Example usage for io.netty.channel ChannelFuture cause

List of usage examples for io.netty.channel ChannelFuture cause

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Introduction

In this page you can find the example usage for io.netty.channel ChannelFuture cause.

Prototype

Throwable cause();

Source Link

Document

Returns the cause of the failed I/O operation if the I/O operation has failed.

Usage

From source file:jlibs.wamp4j.netty.NettyWebSocketClient.java

License:Apache License

@Override
public void connect(final URI uri, final ConnectListener listener, final String... subProtocols) {
    String protocol = uri.getScheme();
    if (!protocol.equals("ws"))
        throw new IllegalArgumentException("invalid protocol: " + protocol);
    int port = uri.getPort();
    if (port == -1)
        port = 80;/* www  .  j  a  v  a 2 s  .c o m*/

    Bootstrap bootstrap = new Bootstrap().group(eventLoopGroup).channel(NioSocketChannel.class)
            .handler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    WebSocketClientHandshaker handshaker = WebSocketClientHandshakerFactory.newHandshaker(uri,
                            WebSocketVersion.V13, Util.toString(subProtocols), false, new DefaultHttpHeaders());
                    ch.pipeline().addLast(new HttpClientCodec(), new HttpObjectAggregator(8192),
                            new WebSocketClientProtocolHandler(handshaker),
                            new HandshakeListener(handshaker, listener));
                }
            });
    bootstrap.connect(uri.getHost(), port).addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            if (!future.isSuccess()) {
                assert !future.channel().isOpen();
                listener.onError(future.cause());
            }
        }
    });
}

From source file:jlibs.wamp4j.netty.NettyWebSocketServer.java

License:Apache License

@Override
public void bind(final URI uri, final String subProtocols[], final AcceptListener listener) {
    int port = uri.getPort();
    if (port == -1)
        port = 80;//from  ww w . j a v a2  s.c om
    ServerBootstrap bootstrap = new ServerBootstrap().group(eventLoopGroup)
            .channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new HttpServerCodec(), new HttpObjectAggregator(65536),
                            new Handshaker(uri, listener, subProtocols));
                }
            });
    bootstrap.bind(uri.getHost(), port).addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                channel = future.channel();
                channel.attr(ACCEPT_LISTENER).set(listener);
                listener.onBind(NettyWebSocketServer.this);
            } else
                listener.onError(future.cause());
        }
    });
}

From source file:jlibs.wamp4j.netty.NettyWebSocketServer.java

License:Apache License

@Override
public void close() {
    channel.close().addListener(new ChannelFutureListener() {
        @Override//from   www . j ava 2s.  com
        public void operationComplete(ChannelFuture future) throws Exception {
            AcceptListener acceptListener = channel.attr(ACCEPT_LISTENER).get();
            if (!future.isSuccess())
                acceptListener.onError(future.cause());
            acceptListener.onClose(NettyWebSocketServer.this);
        }
    });
}

From source file:me.ferrybig.javacoding.teamspeakconnector.TeamspeakApi.java

License:Open Source License

public Future<TeamspeakConnection> connect(SocketAddress addr) {
    Promise<TeamspeakConnection> prom = this.group.next().newPromise();
    ChannelFuture channel = openChannel(addr, new TeamspeakConnectionInitizer(prom, 20000), 20000);
    channel.addListener(future -> {/*  w  w w  . jav a 2s  .co  m*/
        if (!channel.isSuccess()) {
            prom.setFailure(new TeamspeakException("Connection failed", channel.cause()));
        }
    });
    return prom;
}

From source file:me.ferrybig.javacoding.webmapper.MainServer.java

private synchronized Listener addListener0(String host, int port, SslContext sslCtx) throws ListenerException {
    try {// ww w.ja v  a2 s.co m
        Listener listener = new Listener(host, port, sslCtx != null);
        if (this.listeners.containsKey(listener)) {
            return listener;
        }

        WebServerInitializer init;
        if (sslCtx != null) {
            init = new WebSslServerInitializer(sslCtx, this, sessions, mapper, listener);
        } else {
            init = new WebServerInitializer(this, sessions, mapper, listener);
        }
        b.childHandler(init);
        ChannelFuture f;
        if (listener.getHost() == null)
            f = b.bind(port);
        else
            f = b.bind(host, port);
        Channel ch = f.sync().channel();
        if (f.cause() != null) {
            throw new ListenerException("Unable to bind listener", f.cause());
        }
        LOGGER.log(Level.INFO, "Started listener on: {0}", listener.toURL());
        this.listeners.put(listener, ch);
        return listener;
    } catch (InterruptedException ex) {
        Thread.currentThread().interrupt();
        throw new ListenerException(ex);
    }
}

From source file:me.jtalk.socketconnector.io.TCPManager.java

License:Open Source License

public long connect(InetSocketAddress target) throws ResourceException {
    try {// w  w w  . j  a  va  2s  .c  o m
        log.finest(String.format("Connection initialization to %s: starting", target));

        ChannelFuture completed = this.client.connect(target).sync();
        if (!completed.isSuccess()) {
            throw new EISSystemException("Connection failed", completed.cause());
        }
        Receiver handler = completed.channel().pipeline().get(Receiver.class);
        long connId = handler.getId();

        return connId;

    } catch (InterruptedException e) {
        throw new EISSystemException("Execution interrupted during connecting to remote client", e);
    }
}

From source file:me.jtalk.socketconnector.io.TCPManager.java

License:Open Source License

public long listen(InetSocketAddress local) throws ResourceException {
    try {//ww  w. j a v a  2  s  .  c om
        log.finest(String.format("Listening to %s: starting", local));

        ChannelFuture completed = this.server.bind(local).sync();
        if (!completed.isSuccess()) {
            throw new EISSystemException("Listening failed", completed.cause());
        }
        long connId = this.ids.incrementAndGet();

        log.finest(String.format("Listening to %s: connection id %d", local, connId));
        this.register(connId, completed.channel(), true);

        return connId;

    } catch (InterruptedException e) {
        throw new EISSystemException("Execution interrupted during listening setup", e);
    }
}

From source file:mmo.server.Server.java

License:Open Source License

public void run(String host, int port) {
    parentGroup = new NioEventLoopGroup();
    childGroup = new NioEventLoopGroup();

    new ServerBootstrap().group(parentGroup, childGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new HttpServerCodec(), //
                            new HttpObjectAggregator(65536), //
                            routeHandlerProvider.get());

                }/*from   w  w  w . jav  a2 s .  c  o  m*/
            }).option(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.TCP_NODELAY, true)
            .childOption(ChannelOption.RCVBUF_ALLOCATOR, new FixedRecvByteBufAllocator(16384)).bind(host, port)
            .addListener(new ChannelFutureListener() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    if (!future.isSuccess()) {
                        L.error("Error setting up server channel: {}", future.cause(), null);
                        new Thread(() -> { // TODO shutdown program
                            // gracefuller
                            try {
                                shutdown();
                            } catch (InterruptedException e) {
                                e.printStackTrace();
                            } finally {
                                System.exit(1);
                            }
                        }).start();
                    }
                }
            });
}

From source file:nenea.client.operation.UptimeClient.java

License:Apache License

static void connect(Bootstrap b) {
    b.connect().addListener(new ChannelFutureListener() {
        @Override/* w  w w. ja  va 2  s  .  co  m*/
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.cause() != null) {
                uptimeHandler.startTime = -1;
                uptimeHandler.println("Failed to connect: " + future.cause());
            }
        }
    });
}

From source file:net.hasor.rsf.remoting.transport.customer.InnerClientManager.java

License:Apache License

private synchronized AbstractRsfClient connSocket(final Address hostAddress) {
    final URL hostURL = hostAddress.getAddress();
    Bootstrap boot = new Bootstrap();
    boot.group(this.rsfContext.getLoopGroup());
    boot.channel(NioSocketChannel.class);
    boot.option(ChannelOption.SO_KEEPALIVE, true);
    boot.handler(new ChannelInitializer<SocketChannel>() {
        public void initChannel(SocketChannel ch) throws Exception {
            Channel channel = ch.pipeline().channel();
            NetworkConnection.initConnection(hostURL, channel);
            LoggerHelper.logInfo("initConnection connect %s.", hostURL);
            ////from   w  w w  . j  a va 2s.  c om
            ch.pipeline().addLast(new RSFCodec(), new InnerRsfCustomerHandler(getRequestManager()));
        }
    });
    ChannelFuture future = null;
    SocketAddress remote = new InetSocketAddress(hostURL.getHost(), hostURL.getPort());
    LoggerHelper.logInfo("connect to %s ...", hostURL);
    future = boot.connect(remote);
    try {
        future.await();
    } catch (InterruptedException e) {
        LoggerHelper.logSevere("connect to %s failure , %s", hostURL, e.getMessage());
        return null;
    }
    if (future.isSuccess() == true) {
        LoggerHelper.logInfo("remote %s connected.", hostURL);
        NetworkConnection conn = NetworkConnection.getConnection(future.channel());
        return new InnerRsfClient(this.getRequestManager(), conn);
    }
    //
    try {
        LoggerHelper.logSevere("connect to %s failure , %s", hostURL, future.cause().getMessage());
        future.channel().close().await();
    } catch (InterruptedException e) {
        LoggerHelper.logSevere("close connect(%s) failure , %s", hostURL, e.getMessage());
    }
    return null;
}