Example usage for io.netty.channel ChannelFuture isSuccess

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:com.zaradai.distributor.messaging.netty.NettyClient.java

License:Apache License

private void connect(final RetryPolicy retryPolicy) {
    ChannelFuture future = bootstrap.connect(endpoint);
    future.addListener(new ChannelFutureListener() {
        @Override//from w ww .j a  v a  2s . c  om
        public void operationComplete(ChannelFuture channelFuture) throws Exception {
            final ChannelFuture fut = channelFuture;

            if (channelFuture.isSuccess()) {
                connected();
            } else {
                eventLoopGroups.getClientGroup().submit(new Runnable() {
                    @Override
                    public void run() {
                        if (retryPolicy.retry()) {
                            connect(retryPolicy);
                        } else {
                            failed(fut.cause());
                        }
                    }
                });
            }
        }
    });
}

From source file:com.zaradai.distributor.messaging.netty.NettyServer.java

License:Apache License

private void bindComplete(ChannelFuture channelFuture) {
    if (channelFuture.isSuccess()) {
        LOGGER.info("Listening on {}", channelFuture.channel().localAddress());
        serverChannelGroup.add(channelFuture.channel());
    } else {//from w ww.jav  a 2s .  c o  m
        LOGGER.warn("Unable to listen", channelFuture.cause());
    }
}

From source file:com.zextras.modules.chat.server.EventSenderImpl.java

License:Open Source License

public void tryDelivery(String stanza) throws Throwable {
    Channel channel = getChannel();
    ChannelFuture channelFuture = channel
            .writeAndFlush(Unpooled.wrappedBuffer(stanza.getBytes(Charset.defaultCharset()))).sync();
    if (!channelFuture.isSuccess()) {
        throw channelFuture.cause();
    }/*w w w  .  java  2 s  .  co m*/
}

From source file:com.zextras.modules.chat.server.EventSenderImpl.java

License:Open Source License

@Override
public void stop() throws InterruptedException {
    if (mChannel != null && mChannel.isOpen()) {
        ChannelFuture future = mChannel.close().sync();
        if (!future.isSuccess()) {
            throw new RuntimeException(future.cause());
        }/*  w  w  w .j  a  v a 2  s .  com*/
    }
    if (mThread == null) {
        throw new RuntimeException("Invalid Thread state");
    }
    mRequestStop = true;
    mThread.interrupt();
    mThread = null;
}

From source file:com.zextras.modules.chat.server.LocalXmppConnectionProviderImpl.java

License:Open Source License

@Override
public Channel openConnection(String host, int port, final ChannelHandler channelHandler) throws IOException {
    ChannelHandler handler = new ChannelInitializer<SocketChannel>() {
        @Override/*from  w w w .ja v  a2 s . c  o  m*/
        protected void initChannel(SocketChannel socketChannel) throws Exception {
            SSLEngine sslEngine = mZimbraSSLContextProvider.get().createSSLEngine();
            sslEngine.setUseClientMode(true);
            SslHandler sslHandler = new SslHandler(sslEngine);
            socketChannel.pipeline().addFirst("ssl", sslHandler);
            socketChannel.pipeline().addLast("handler", channelHandler);
        }
    };
    ChannelFuture channelFuture = new Bootstrap().channel(NioSocketChannel.class).group(new NioEventLoopGroup())
            .handler(handler).connect(host, port);

    try {
        channelFuture.sync();
        if (!channelFuture.isSuccess()) {
            throw channelFuture.cause();
        }

        return channelFuture.channel();
    } catch (Throwable t) {
        throw new IOException(t);
    }
}

From source file:com.zextras.modules.chat.server.xmpp.netty.StanzaWriterImp.java

License:Open Source License

@Override
public void onEventQueued(EventQueue eventQueue) {
    try {//from w ww .  jav  a  2 s.com
        final ByteArrayOutputStream out = new ByteArrayOutputStream(4096);
        for (Event event : eventQueue.popAllEvents()) {
            LogContext logContext = CurrentLogContext.begin();
            if (event.getTarget().getAddresses().size() == 1) {
                logContext.setAccountName(event.getTarget().toSingleAddress());
            }
            logContext.freeze();
            try {
                out.reset();
                XmppEncoder encoder = (XmppEncoder) event.interpret(mEncoderFactory);
                if (encoder == null) {
                    ChatLog.log.debug("No encoder found for event " + event.getClass().getName());
                    continue;
                }

                final SpecificAddress exposedAddress = mXmppConnectionHandler.getSession().getExposedAddress();

                encoder.encode(out, exposedAddress);

                String stanzaDebug = new String(out.toByteArray(), "UTF-8");
                ChatLog.log.debug("writing: " + event.getClass().getName());
                ChatLog.log.debug("writing stanza(" + stanzaDebug.length() + "): " + stanzaDebug);
                ByteBuf stanza = Unpooled.copiedBuffer(out.toByteArray());
                ChannelFuture writeFuture = mXmppConnectionHandler.write(stanza);

                final Event eventToNotify = event;

                writeFuture.addListener(new ChannelFutureListener() {
                    @Override
                    public void operationComplete(ChannelFuture future) throws Exception {
                        if (future.isSuccess()) {
                            EventInterceptor interceptor = eventToNotify
                                    .interpret(mXmppEventInterceptorFactory);
                            interceptor.intercept(mEventManager, exposedAddress);
                        }
                    }
                });
            } finally {
                CurrentLogContext.end();
            }
        }
    } catch (Throwable ex) {
        ChatLog.log.warn("Exception: " + Utils.exceptionToString(ex));
    }
}

From source file:com.zextras.modules.chat.server.xmpp.netty.TransparentProxy.java

License:Open Source License

public Future<Channel> connect() {
    final Promise<Channel> channelFuture = new DefaultProgressivePromise<Channel>(
            ImmediateEventExecutor.INSTANCE);

    if (mServerChannel == null) {
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(mNettyService.getEventLoopGroup()).channel(NioSocketChannel.class)
                .remoteAddress(new InetSocketAddress(mAccount.getMailHost(), mPort)).handler(new Initializer());

        ChannelFuture serverChannelFuture = bootstrap.connect();
        serverChannelFuture.addListener(new ChannelFutureListener() {
            @Override//from w w  w.  j  a  va2s. c o m
            public void operationComplete(ChannelFuture future) {
                if (future.isSuccess()) {
                    ChatLog.log.info(
                            "Proxy xmpp requests for " + mAccount.getName() + " to " + mAccount.getMailHost());
                    mServerChannel = future.channel();

                    mServerChannel.write(Unpooled.wrappedBuffer(mStreamInit.getBytes()));
                    mServerChannel.writeAndFlush(Unpooled.wrappedBuffer(mInitialPayload.getBytes()));

                    mServerChannel.pipeline().addLast("proxyToClient", new Proxy(mClientChannel));

                    mClientChannel.pipeline().addLast("proxyToServer", new Proxy(mServerChannel));

                    mServerChannel.closeFuture().addListener(new ChannelFutureListener() {
                        @Override
                        public void operationComplete(ChannelFuture future) throws Exception {
                            mClientChannel.close();
                        }
                    });

                    mClientChannel.closeFuture().addListener(new ChannelFutureListener() {
                        @Override
                        public void operationComplete(ChannelFuture future) throws Exception {
                            mServerChannel.close();
                        }
                    });

                    future.channel().closeFuture();

                    channelFuture.setSuccess(mServerChannel);
                } else {
                    ChatLog.log.info("Cannot proxy xmpp requests for " + mAccount.getName() + " to "
                            + mAccount.getMailHost() + ": " + Utils.exceptionToString(future.cause()));
                    sendInternalError(mClientChannel);
                    mClientChannel.flush().close();
                    channelFuture.setFailure(future.cause());
                }
            }
        });

        return channelFuture;
    } else {
        mServerChannel.pipeline().addLast("proxyToClient", new Proxy(mClientChannel));

        mServerChannel.writeAndFlush(mInitialPayload.getBytes());

        channelFuture.setSuccess(mServerChannel);
        return channelFuture;
    }
}

From source file:com.zextras.modules.chat.services.LocalXmppService.java

License:Open Source License

@Override
public void run() {
    ChatLog.log.info("Listening on port " + DEFAULT_LOCAL_XMPP_PORT);
    EventLoopGroup acceptorGroup = new NioEventLoopGroup(4);
    EventLoopGroup channelWorkerGroup = new NioEventLoopGroup(8);

    Channel channel;/*from   w w w. j  a v a 2s  . c  o m*/
    try {
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(acceptorGroup, channelWorkerGroup);
        bootstrap.channel(NioServerSocketChannel.class);
        ChannelHandler handler = new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                try {
                    SSLEngine sslEngine = mZimbraSSLContextProvider.get().createSSLEngine();
                    sslEngine.setUseClientMode(false);
                    SslHandler sslHandler = new SslHandler(sslEngine);
                    ch.pipeline().addFirst("ssl", sslHandler);
                    ch.pipeline().addLast(null, "SubTagTokenizer", new XmlSubTagTokenizer());
                    ch.pipeline().addLast(null, "XmlTagTokenizer", new XmlTagTokenizer());
                    ch.pipeline().addAfter("XmlTagTokenizer", "StanzaProcessor",
                            new ChannelInboundHandlerAdapter() {
                                @Override
                                public void channelRead(ChannelHandlerContext ctx, Object msg) {
                                    mLocalXmppReceiver.processStanza((String) msg);
                                }
                            });
                } catch (Throwable t) {
                    ChatLog.log.warn("Unable to initializer XMPP connection: " + Utils.exceptionToString(t));
                    ch.close();
                }
            }
        };

        ChannelFuture channelFuture = bootstrap.childHandler(handler).option(ChannelOption.SO_BACKLOG, 128)
                .childOption(ChannelOption.SO_KEEPALIVE, true)
                .childOption(ChannelOption.CONNECT_TIMEOUT_MILLIS, 0).bind(DEFAULT_LOCAL_XMPP_PORT).sync();

        if (!channelFuture.isSuccess()) {
            throw channelFuture.cause();
        }

        channel = channelFuture.channel();
        mInitializationPromise.setSuccess(null);
    } catch (Throwable e) {
        mInitializationPromise.setFailure(e);
        return;
    }

    mLock.lock();
    try {
        while (!mStopRequested) {
            try {
                mWaitStopRequest.await();
            } catch (InterruptedException ignored) {
            }
        }

        channel.close().sync();

        acceptorGroup.shutdownGracefully().sync();
        channelWorkerGroup.shutdownGracefully().sync();
    } catch (InterruptedException ignored) {
    } finally {
        mLock.unlock();
    }
}

From source file:com.zhang.pool.NettyChannelPool.java

License:Apache License

private boolean sendRequestUseNewChannel(final InetSocketAddress route, final HttpRequest request,
        final NettyHttpResponseFuture responseFuture, boolean forceConnect) {
    ChannelFuture future = createChannelFuture(route, forceConnect);
    if (null != future) {
        NettyHttpResponseFutureUtil.attributeResponse(future.channel(), responseFuture);
        NettyHttpResponseFutureUtil.attributeRoute(future.channel(), route);
        future.addListener(new ChannelFutureListener() {

            @Override/* w  w w  .j  a v  a2  s  .  c o  m*/
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {

                    future.channel().closeFuture().addListener(new ChannelFutureListener() {

                        @Override
                        public void operationComplete(ChannelFuture future) throws Exception {

                            logger.log(Level.SEVERE,
                                    future.channel() + " closed, exception: " + future.cause());
                            removeChannel(future.channel(), future.cause());
                        }

                    });
                    future.channel().writeAndFlush(request).addListener(CLOSE_ON_FAILURE);
                } else {
                    logger.log(Level.SEVERE,
                            future.channel() + " connect failed, exception: " + future.cause());

                    NettyHttpResponseFutureUtil.cancel(future.channel(), future.cause());
                    if (!NettyHttpResponseFutureUtil.getForceConnect(future.channel())) {
                        releaseCreatePerRoute(future.channel());
                    }
                }
            }

        });
        return true;
    }
    return false;
}

From source file:com.zhucode.longio.transport.netty.ConnectionListener.java

License:Open Source License

@Override
public void operationComplete(ChannelFuture channelFuture) throws Exception {
    if (!channelFuture.isSuccess()) {
        final EventLoop loop = channelFuture.channel().eventLoop();
        loop.schedule(new Runnable() {
            @Override/*  www. j  av a2 s  .  c o  m*/
            public void run() {
                client.connect();
            }
        }, 1L, TimeUnit.SECONDS);
    } else {
        client.setConnected(true);
    }

}