Example usage for io.netty.channel ChannelFuture isSuccess

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

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Introduction

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

Prototype

boolean isSuccess();

Source Link

Document

Returns true if and only if the I/O operation was completed successfully.

Usage

From source file:net.tomp2p.connection.Sender.java

License:Apache License

/**
 * After sending, we check if the write was successful or if it was a fire
 * and forget./*  ww  w  .jav  a  2  s .co  m*/
 * 
 * @param writeFuture
 *            The future of the write operation. Can be UDP or TCP
 * @param futureResponse
 *            The future to set the response
 * @param fireAndForget
 *            True, if we don't expect a message
 */
private void afterSend(final ChannelFuture writeFuture, final FutureResponse futureResponse,
        final boolean fireAndForget) {
    final Cancel writeCancel = createCancel(writeFuture);
    writeFuture.addListener(new GenericFutureListener<ChannelFuture>() {

        @Override
        public void operationComplete(final ChannelFuture future) throws Exception {
            futureResponse.removeCancel(writeCancel);
            if (!future.isSuccess()) {
                futureResponse.failedLater(future.cause());
                reportFailed(futureResponse, future.channel().close());
                LOG.warn("Failed to write channel the request {} {}", futureResponse.request(), future.cause());
            }
            if (fireAndForget) {
                futureResponse.responseLater(null);
                LOG.debug("fire and forget, close channel now {}, {}", futureResponse.request(),
                        future.channel());
                reportMessage(futureResponse, future.channel().close());
            }
        }
    });

}

From source file:net.tomp2p.connection.TestChannelCreator.java

License:Apache License

/**
 * This test only works if the server calls "nc -lk 4000", that is done in @Before. It will open and close 1000 *
 * 1000 connections to localhost./*from w ww  . j  a v  a 2s  .c  o  m*/
 * 
 * @throws InterruptedException .
 */
@Test
@Ignore
public void testCreatorTCP() throws InterruptedException {
    long start = System.currentTimeMillis();
    final int rounds = 10000;
    final int connections = 20;
    final int printOut = 100;
    EventLoopGroup ev = new NioEventLoopGroup();

    final int timeout = 4000;
    for (int j = 0; j < rounds; j++) {

        ChannelClientConfiguration c = PeerBuilder.createDefaultChannelClientConfiguration();
        c.pipelineFilter(new MyPipeLine());

        final ChannelCreator channelCreator2 = new ChannelCreator(ev, new FutureDone<Void>(), 0, connections,
                c);
        if (j % printOut == 0) {
            System.out.print(j + " ");
        }

        final CountDownLatch countDownLatch = new CountDownLatch(connections);
        final Map<String, Pair<EventExecutorGroup, ChannelHandler>> tmp = new HashMap<String, Pair<EventExecutorGroup, ChannelHandler>>();

        final GenericFutureListener<ChannelFuture> handler = new GenericFutureListener<ChannelFuture>() {
            @Override
            public void operationComplete(final ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    future.channel().close();
                    countDownLatch.countDown();

                } else {
                    future.cause().printStackTrace();
                }
            }
        };

        for (int i = 0; i < connections; i++) {
            final ChannelFuture channelFuture = channelCreator2.createTCP(SOCKET_ADDRESS, timeout, tmp,
                    new FutureResponse(null));
            channelFuture.addListener(handler);
        }
        countDownLatch.await();
        channelCreator2.shutdown().awaitUninterruptibly();
    }
    ev.shutdownGracefully().awaitUninterruptibly();
    long time = System.currentTimeMillis() - start;
    long mil = TimeUnit.SECONDS.toMillis(1);
    System.err.println("\nBENCHMARK: opened and closed " + connections + " x " + rounds
            + " TCP connections to localhost in " + time + " ms. STAT: TCP open/close per sec:"
            + ((connections * rounds * mil) / time));
}

From source file:net.tomp2p.connection.TestChannelCreator.java

License:Apache License

/**
 * This test only works if the server calls "nc -lku 4000", that is done in @Before.
 * //w w  w  .java  2  s.  co  m
 * @throws InterruptedException .
 */
@Test
@Ignore
public void testCreatorUDP() throws InterruptedException {
    long start = System.currentTimeMillis();
    final int rounds = 10000;
    final int connections = 20;
    final int printOut = 100;
    EventLoopGroup ev = new NioEventLoopGroup();

    for (int j = 0; j < rounds; j++) {

        ChannelClientConfiguration c = PeerBuilder.createDefaultChannelClientConfiguration();
        c.pipelineFilter(new MyPipeLine());
        final ChannelCreator channelCreator2 = new ChannelCreator(ev, new FutureDone<Void>(), connections, 0,
                c);

        if (j % printOut == 0) {
            System.out.print(j + " ");
        }

        final CountDownLatch countDownLatch = new CountDownLatch(connections);
        final Map<String, Pair<EventExecutorGroup, ChannelHandler>> tmp = new HashMap<String, Pair<EventExecutorGroup, ChannelHandler>>();

        GenericFutureListener<ChannelFuture> handler = new GenericFutureListener<ChannelFuture>() {
            @Override
            public void operationComplete(final ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    future.channel().writeAndFlush(Unpooled.wrappedBuffer(new byte[1]));
                    future.channel().close();
                    countDownLatch.countDown();
                } else {
                    future.cause().printStackTrace();
                }
            }
        };

        for (int i = 0; i < connections; i++) {
            final ChannelFuture channelFuture = channelCreator2.createUDP(false, tmp, new FutureResponse(null));
            channelFuture.addListener(handler);
        }
        countDownLatch.await();
        channelCreator2.shutdown().awaitUninterruptibly();
    }
    ev.shutdownGracefully().awaitUninterruptibly();
    long time = System.currentTimeMillis() - start;
    long mil = TimeUnit.SECONDS.toMillis(1);
    System.err.println("\nBENCHMARK: opened and closed " + connections + " x " + rounds
            + " UDP connections to localhost in " + time + " ms. STAT: UDP open/close per sec:"
            + ((connections * rounds * mil) / time));
}

From source file:net.tomp2p.connection2.ChannelServer.java

License:Apache License

/**
 * Handles the waiting and returning the channel.
 * //from w w  w .j  ava2 s  .  c  o m
 * @param future
 *            The future to wait for
 * @return The channel or null if we failed to bind.
 */
private boolean handleFuture(final ChannelFuture future) {
    try {
        future.await();
    } catch (InterruptedException e) {
        if (LOG.isWarnEnabled()) {
            LOG.warn("could not start UPD server", e);
        }
        return false;
    }
    boolean success = future.isSuccess();
    if (success) {
        return true;
    } else {
        future.cause().printStackTrace();
        return false;
    }

}

From source file:net.tomp2p.connection2.Sender.java

License:Apache License

/**
 * After connecting, we check if the connect was successful.
 * //ww  w  .j a va 2  s.  co m
 * @param futureResponse
 *            The future to set the response
 * @param message
 *            The message to send
 * @param channelFuture
 *            the future of the connect
 * @param fireAndForget
 *            True, if we don't expect a message
 */
private void afterConnect(final FutureResponse futureResponse, final Message2 message,
        final ChannelFuture channelFuture, final boolean fireAndForget) {
    final Cancel connectCancel = createCancel(channelFuture);
    futureResponse.addCancel(connectCancel);
    channelFuture.addListener(new GenericFutureListener<ChannelFuture>() {
        @Override
        public void operationComplete(final ChannelFuture future) throws Exception {
            futureResponse.removeCancel(connectCancel);
            if (future.isSuccess()) {
                futureResponse.setProgressHandler(new ProgresHandler() {
                    @Override
                    public void progres() {
                        final ChannelFuture writeFuture = future.channel().writeAndFlush(message);
                        afterSend(writeFuture, futureResponse, fireAndForget);
                    }
                });
                // this needs to be called first before all other progress
                futureResponse.progressFirst();
            } else {
                futureResponse.setFailed("Channel creation failed " + future.cause());
                LOG.warn("Channel creation failed ", future.cause());
            }
        }
    });
}

From source file:net.tomp2p.connection2.Sender.java

License:Apache License

/**
 * After sending, we check if the write was successful or if it was a fire and forget.
 * //from  ww w  .j a v  a2 s.co  m
 * @param writeFuture
 *            The future of the write operation. Can be UDP or TCP
 * @param futureResponse
 *            The future to set the response
 * @param fireAndForget
 *            True, if we don't expect a message
 */
private void afterSend(final ChannelFuture writeFuture, final FutureResponse futureResponse,
        final boolean fireAndForget) {
    final Cancel writeCancel = createCancel(writeFuture);
    writeFuture.addListener(new GenericFutureListener<ChannelFuture>() {

        @Override
        public void operationComplete(final ChannelFuture future) throws Exception {
            futureResponse.removeCancel(writeCancel);
            if (!future.isSuccess()) {
                futureResponse.setFailedLater(future.cause());
                reportFailed(futureResponse, future.channel().close());
                LOG.warn("Failed to write channel the request {}", futureResponse.getRequest(), future.cause());

            }
            if (fireAndForget) {
                futureResponse.setResponseLater(null);
                LOG.debug("fire and forget, close channel now");
                reportMessage(futureResponse, future.channel().close());
            }
        }
    });

}

From source file:net.tomp2p.connection2.TestChannelCreator.java

License:Apache License

/**
 * This test only works if the server calls "nc -lk 4000", that is done in @Before. It will open and close 1000 *
 * 1000 connections to localhost.//from w ww  . java2 s  .  c  o m
 * 
 * @throws InterruptedException .
 */
@Test
@Ignore
public void testCreatorTCP() throws InterruptedException {
    long start = System.currentTimeMillis();
    final int rounds = 10000;
    final int connections = 20;
    final int printOut = 100;
    EventLoopGroup ev = new NioEventLoopGroup();

    final int timeout = 4000;
    for (int j = 0; j < rounds; j++) {

        ChannelClientConfiguration c = new ChannelClientConfiguration();
        c.pipelineFilter(new MyPipeLine());

        final ChannelCreator channelCreator2 = new ChannelCreator(ev, new FutureDone<Void>(), 0, connections,
                c);
        if (j % printOut == 0) {
            System.out.print(j + " ");
        }

        final CountDownLatch countDownLatch = new CountDownLatch(connections);
        final Map<String, ChannelHandler> tmp = new HashMap<String, ChannelHandler>();

        final GenericFutureListener<ChannelFuture> handler = new GenericFutureListener<ChannelFuture>() {
            @Override
            public void operationComplete(final ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    future.channel().close();
                    countDownLatch.countDown();

                } else {
                    future.cause().printStackTrace();
                }
            }
        };

        for (int i = 0; i < connections; i++) {
            final ChannelFuture channelFuture = channelCreator2.createTCP(SOCKET_ADDRESS, timeout, tmp);
            channelFuture.addListener(handler);
        }
        countDownLatch.await();
        channelCreator2.shutdown().awaitUninterruptibly();
    }
    ev.shutdownGracefully().awaitUninterruptibly();
    long time = System.currentTimeMillis() - start;
    long mil = TimeUnit.SECONDS.toMillis(1);
    System.err.println("\nBENCHMARK: opened and closed " + connections + " x " + rounds
            + " TCP connections to localhost in " + time + " ms. STAT: TCP open/close per sec:"
            + ((connections * rounds * mil) / time));
}

From source file:net.tomp2p.connection2.TestChannelCreator.java

License:Apache License

/**
 * This test only works if the server calls "nc -lku 4000", that is done in @Before.
 * // w  w w. j  a  v a2  s.c  o  m
 * @throws InterruptedException .
 */
@Test
@Ignore
public void testCreatorUDP() throws InterruptedException {
    long start = System.currentTimeMillis();
    final int rounds = 10000;
    final int connections = 20;
    final int printOut = 100;
    EventLoopGroup ev = new NioEventLoopGroup();

    for (int j = 0; j < rounds; j++) {

        ChannelClientConfiguration c = new ChannelClientConfiguration();
        c.pipelineFilter(new MyPipeLine());
        final ChannelCreator channelCreator2 = new ChannelCreator(ev, new FutureDone<Void>(), connections, 0,
                c);

        if (j % printOut == 0) {
            System.out.print(j + " ");
        }

        final CountDownLatch countDownLatch = new CountDownLatch(connections);
        final Map<String, ChannelHandler> tmp = new HashMap<String, ChannelHandler>();

        GenericFutureListener<ChannelFuture> handler = new GenericFutureListener<ChannelFuture>() {
            @Override
            public void operationComplete(final ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    future.channel().writeAndFlush(Unpooled.wrappedBuffer(new byte[1]));
                    future.channel().close();
                    countDownLatch.countDown();
                } else {
                    future.cause().printStackTrace();
                }
            }
        };

        for (int i = 0; i < connections; i++) {
            final ChannelFuture channelFuture = channelCreator2.createUDP(SOCKET_ADDRESS, false, tmp);
            channelFuture.addListener(handler);
        }
        countDownLatch.await();
        channelCreator2.shutdown().awaitUninterruptibly();
    }
    ev.shutdownGracefully().awaitUninterruptibly();
    long time = System.currentTimeMillis() - start;
    long mil = TimeUnit.SECONDS.toMillis(1);
    System.err.println("\nBENCHMARK: opened and closed " + connections + " x " + rounds
            + " UDP connections to localhost in " + time + " ms. STAT: UDP open/close per sec:"
            + ((connections * rounds * mil) / time));
}

From source file:net.tomp2p.rpc.PingRPC.java

License:Apache License

/**
 * Ping a peer, and request the other peer to return the source port of our
 * socket used to send the message. This method needs to do the setup of a
 * ChannelFuture manually since we need to know the port number of the
 * assigned socket.//from   ww  w .jav a 2  s  .c o m
 * 
 * @param remotePeer
 *            The destination peer
 * @param channelCreator
 *            The channel creator where we create a UPD channel
 * @return The future that will be triggered when we receive an answer or
 *         something fails.
 */
public FutureDone<List<PeerSocketAddress>> pingNATType(final PeerAddress remotePeer,
        final ChannelCreator channelCreator, final ConnectionConfiguration configuration, final Peer peer) {
    final FutureDone<List<PeerSocketAddress>> fDone = new FutureDone<List<PeerSocketAddress>>();
    final List<PeerSocketAddress> peerSocketAddresses = new ArrayList<PeerSocketAddress>(2);
    final Message message = createMessage(remotePeer, RPC.Commands.PING.getNr(), Type.REQUEST_5);
    final FutureResponse futureResponse = new FutureResponse(message);
    final SimpleChannelInboundHandler<Message> inbound = new SimpleChannelInboundHandler<Message>() {

        @Override
        protected void channelRead0(ChannelHandlerContext ctx, Message msg) throws Exception {
            if (!msg.peerSocketAddresses().isEmpty() && msg.type() == Type.OK) {
                peerSocketAddresses.add(msg.peerSocketAddresses().get(0));
                fDone.done(peerSocketAddresses);
                ctx.close();
            }
        }
    };
    Utils.addReleaseListener(channelCreator, futureResponse);
    final ChannelFuture cF = channelCreator.createUDP(false,
            peer.connectionBean().sender().configureHandlers(inbound, futureResponse, 30, false),
            futureResponse);
    cF.addListener(new GenericFutureListener<ChannelFuture>() {

        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                InetSocketAddress srcAddress = (InetSocketAddress) future.channel().localAddress();
                peerSocketAddresses.add(new PeerSocketAddress(srcAddress.getAddress(), srcAddress.getPort(),
                        srcAddress.getPort()));
                peer.connectionBean().sender().afterConnect(futureResponse, message, future, false);
            }
        }
    });
    return fDone;
}

From source file:Netty4.MQSource.NettyTest.common.RemotingUtil.java

License:Apache License

public static void closeChannel(Channel channel) {
    final String addrRemote = parseChannelRemoteAddr(channel);
    channel.close().addListener(new ChannelFutureListener() {

        public void operationComplete(ChannelFuture future) throws Exception {
            log.info("closeChannel: close the connection to remote address[{}] result: {}", addrRemote,
                    future.isSuccess());

        }/*from w w  w.  j  a  va2s .com*/
    });
}