Example usage for io.netty.channel ChannelFuture awaitUninterruptibly

Introduction

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

Prototype

@Override
    ChannelFuture awaitUninterruptibly();

Source Link

Usage

From source file:snapchatproto.servers.management.OutboundMgmtWorker.java

License:Apache License

@Override
public void run() {
    while (true) {
        if (!forever && ManagementQueue.outbound.size() == 0)
            break;

        try {//from w w  w.j  a  v  a2 s.c  o  m
            // block until a message is enqueued
            ManagementQueueEntry msg = ManagementQueue.outbound.take();

            if (logger.isDebugEnabled())
                logger.debug(
                        "Outbound management message routing to node " + msg.req.getRaftHeader().getToNode());

            if (msg.channel.isWritable()) {
                boolean rtn = false;
                if (msg.channel != null && msg.channel.isOpen() && msg.channel.isWritable()) {
                    ChannelFuture cf = msg.channel.write(msg);

                    // blocks on write - use listener to be async
                    cf.awaitUninterruptibly();
                    rtn = cf.isSuccess();
                    if (!rtn)
                        ManagementQueue.outbound.putFirst(msg);
                }

            } else {
                logger.info("channel to node " + msg.req.getRaftHeader().getToNode() + " is not writable");
                ManagementQueue.outbound.putFirst(msg);
            }
        } catch (InterruptedException ie) {
            break;
        } catch (Exception e) {
            logger.error("Unexpected management communcation failure", e);
            break;
        }
    }

    if (!forever) {
        logger.info("management outbound queue closing");
    }
}

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From source file:snapchatproto.servers.queue.OutboundAppWorker.java

License:Apache License

@Override
public void run() {

    while (true) {
        if (!forever && DiscreteQueue.outbound.size() == 0)
            break;

        try {/*from  www .j a v  a2  s  .  c o  m*/
            // block until a message is enqueued
            OneQueueEntry msg = DiscreteQueue.outbound.take();
            if (msg.channel.isWritable()) {
                boolean rtn = false;
                if (msg.channel != null && msg.channel.isOpen() && msg.channel.isWritable()) {
                    ChannelFuture cf = msg.channel.writeAndFlush(msg);

                    // blocks on write - use listener to be async
                    cf.awaitUninterruptibly();
                    rtn = cf.isSuccess();
                    if (!rtn)
                        DiscreteQueue.outbound.putFirst(msg);
                }

            } else
                DiscreteQueue.outbound.putFirst(msg);
        } catch (InterruptedException ie) {
            break;
        } catch (Exception e) {
            logger.error("Unexpected communcation failure", e);
            break;
        }
    }

    if (!forever) {
        logger.info("connection queue closing");
    }
}

---

From source file:subterranean.crimson.permajar.stage1.network.Communications.java

License:Open Source License

public static synchronized boolean connect(final String HOST, final int PORT, final boolean SSL) {
    if (SSL) {/* w ww.  j a  va  2  s. c  o m*/
        Logger.add("Making SSL Connection attempt");
    } else {
        Logger.add("Making Connection attempt");
    }

    handler = new Handler();

    if (SSL) {
        try {
            sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
        } catch (SSLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } else {
        sslCtx = null;
    }

    EventLoopGroup group = new NioEventLoopGroup();

    Bootstrap b = new Bootstrap();
    b.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, Environment.reportTimeout);
    b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
        @Override
        public void initChannel(SocketChannel ch) {

            if (sslCtx != null) {
                ch.pipeline().addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
            }
            ch.pipeline().addLast(new ObjectEncoder(),
                    new ObjectDecoder(Integer.MAX_VALUE, ClassResolvers.cacheDisabled(null)), handler);

        }
    });

    ChannelFuture future = b.connect(new InetSocketAddress(HOST, PORT));
    if (!future.awaitUninterruptibly().isSuccess()) {
        group.shutdownGracefully();
        return false;
    }

    c = future.channel();

    try {
        Thread.sleep(500);
    } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return c.isWritable();
}

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From source file:tk.jomp16.rcon.internal.RconServer.java

License:Open Source License

/**
 * Starts the RconServer instance/*from   w w w. ja v  a2  s.  co m*/
 */
public void startServer() {
    if (!this.canStartServer) {
        log.error("Cannot start Source RCON server!");

        return;
    }

    new Thread(() -> {
        log.info("Starting Source RCON server...");
        final ChannelFuture channelFuture = this.serverBootstrap.bind(this.host, this.port);

        channelFuture.awaitUninterruptibly();

        if (channelFuture.isDone()) {
            if (channelFuture.isSuccess()) {
                log.info("Source RCON server started on ip " + this.host + " port " + this.port + "!");

                channelFuture.channel().closeFuture().awaitUninterruptibly();
            } else {
                log.error("Error starting Source RCON server!", channelFuture.cause());

                this.bossGroup.shutdownGracefully();
                this.workerGroup.shutdownGracefully();
            }
        }
    }).start();
}

---

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