Example usage for io.netty.util.concurrent Future isSuccess

Introduction

In this page you can find the example usage for io.netty.util.concurrent Future 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.cloudera.livy.rsc.Utils.java

License:Apache License

public static <T> void addListener(Future<T> future, final FutureListener<T> lsnr) {
    future.addListener(new GenericFutureListener<Future<T>>() {
        @Override/*w  ww .  j a v a2  s . com*/
        public void operationComplete(Future<T> f) throws Exception {
            if (f.isSuccess()) {
                lsnr.onSuccess(f.get());
            } else {
                lsnr.onFailure(f.cause());
            }
        }
    });
}

---

From source file:com.codnos.dbgp.internal.impl.DBGpIdeImpl.java

License:Apache License

private void bindPort(ServerBootstrap b) {
    b.bind(port).addListener(new GenericFutureListener<Future<? super Void>>() {
        @Override/*from  w  w  w.j a v a  2  s. c  om*/
        public void operationComplete(Future<? super Void> channelFuture) throws Exception {
            if (channelFuture.isDone() && channelFuture.isSuccess()) {
                LOGGER.fine("Successfully opened port to wait for clients");
                isConnected.set(true);
            } else if (channelFuture.isCancelled()) {
                LOGGER.fine("Connection cancelled");
            } else if (!channelFuture.isSuccess()) {
                LOGGER.fine("Failed to connect");
                channelFuture.cause().printStackTrace();
            }
        }
    });
}

---

From source file:com.corundumstudio.socketio.SocketIOServer.java

License:Apache License

/**
 * Start server asynchronously//from   w ww  .  j a v a 2s.  c  om
 */
public Future<Void> startAsync() {
    log.info("Session store / pubsub factory used: {}", configCopy.getStoreFactory());
    initGroups();

    pipelineFactory.start(configCopy, namespacesHub);

    Class channelClass = NioServerSocketChannel.class;
    if (configCopy.isUseLinuxNativeEpoll()) {
        channelClass = EpollServerSocketChannel.class;
    }

    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(channelClass).childHandler(pipelineFactory);
    applyConnectionOptions(b);

    InetSocketAddress addr = new InetSocketAddress(configCopy.getPort());
    if (configCopy.getHostname() != null) {
        addr = new InetSocketAddress(configCopy.getHostname(), configCopy.getPort());
    }

    return b.bind(addr).addListener(new FutureListener<Void>() {
        @Override
        public void operationComplete(Future<Void> future) throws Exception {
            if (future.isSuccess()) {
                log.info("SocketIO server started at port: {}", configCopy.getPort());
            } else {
                log.error("SocketIO server start failed at port: {}!", configCopy.getPort());
            }
        }
    });
}

---

From source file:com.couchbase.client.core.endpoint.binary.BinaryAuthHandler.java

License:Open Source License

@Override
public void connect(ChannelHandlerContext ctx, SocketAddress remoteAddress, SocketAddress localAddress,
        ChannelPromise promise) throws Exception {
    originalPromise = promise;// w  ww  . j  a  v  a2 s.  c o m
    ChannelPromise downPromise = ctx.newPromise();
    downPromise.addListener(new GenericFutureListener<Future<Void>>() {
        @Override
        public void operationComplete(Future<Void> future) throws Exception {
            if (!future.isSuccess() && !originalPromise.isDone()) {
                originalPromise.setFailure(future.cause());
            }
        }
    });
    ctx.connect(remoteAddress, localAddress, downPromise);
}

---

From source file:com.couchbase.client.core.env.resources.IoPoolShutdownHook.java

License:Apache License

public Observable<Boolean> shutdown() {
    return Observable.create(new Observable.OnSubscribe<Boolean>() {
        @Override/*from  w w  w .ja  va 2 s  .  com*/
        public void call(final Subscriber<? super Boolean> subscriber) {
            ioPool.shutdownGracefully(0, 10, TimeUnit.MILLISECONDS).addListener(new GenericFutureListener() {
                @Override
                public void operationComplete(final Future future) throws Exception {
                    if (!subscriber.isUnsubscribed()) {
                        try {
                            if (future.isSuccess()) {
                                subscriber.onNext(true);
                                shutdown = true;
                                subscriber.onCompleted();
                            } else {
                                subscriber.onError(future.cause());
                            }
                        } catch (Exception ex) {
                            subscriber.onError(ex);
                        }
                    }
                }
            });
        }
    });
}

---

From source file:com.emin.igwmp.skm.core.netty.handler.SocksServerConnectHandler.java

License:Apache License

@Override
public void channelRead0(final ChannelHandlerContext ctx, final SocksMessage message) throws Exception {
    if (message instanceof Socks4CommandRequest) {
        final Socks4CommandRequest request = (Socks4CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            @Override//from   w ww . j  av a2 s  . com
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks4CommandResponse(Socks4CommandStatus.SUCCESS));

                    responseFuture.addListener(new ChannelFutureListener() {
                        @Override
                        public void operationComplete(ChannelFuture channelFuture) {
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }
                    });
                } else {
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });

        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else if (message instanceof Socks5CommandRequest) {
        final Socks5CommandRequest request = (Socks5CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            @Override
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.SUCCESS,
                                    request.dstAddrType(), request.dstAddr(), request.dstPort()));

                    responseFuture.addListener(new ChannelFutureListener() {
                        @Override
                        public void operationComplete(ChannelFuture channelFuture) {
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }
                    });
                } else {
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });

        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else {
        ctx.close();
    }
}

---

From source file:com.eucalyptus.util.async.AsyncRequestHandler.java

License:Open Source License

/**
 *
 *//*from  ww  w . java2 s . c  o m*/
@Override
public boolean fire(final ServiceConfiguration config, final Q request) {
    if (!this.request.compareAndSet(null, request)) {
        LOG.warn("Duplicate write attempt for request: " + this.request.get().getClass().getSimpleName());
        return false;
    } else {
        try {
            final InetSocketAddress serviceSocketAddress = config.getSocketAddress();
            final Bootstrap clientBootstrap = config.getComponentId().getClientBootstrap();
            final ChannelInitializer<?> initializer = config.getComponentId().getClientChannelInitializer();
            final int poolSizeLimit = initializer instanceof AsyncRequestPoolable
                    ? ((AsyncRequestPoolable) initializer).fixedSize()
                    : -1;
            final IoMessage<FullHttpRequest> ioMessage = IoMessage.httpRequest(ServiceUris.internal(config),
                    this.request.get());
            final ChannelPoolKey poolKey = new ChannelPoolKey(clientBootstrap, initializer,
                    serviceSocketAddress, poolSizeLimit);
            final long before = System.currentTimeMillis();
            this.channelPool = POOL_MAP.get(poolKey);
            this.acquireFuture = channelPool.acquire();
            this.acquireFuture.addListener(new GenericFutureListener<Future<Channel>>() {
                @Override
                public void operationComplete(final Future<Channel> future) throws Exception {
                    try {
                        if (future.isSuccess()) {
                            final Channel channel = future.get();
                            logAcquired(channel, before);
                            channel.pipeline().addLast("request-handler", AsyncRequestHandler.this);

                            if (!initializer.getClass().getSimpleName().startsWith("GatherLog")) {
                                Topology.populateServices(config, AsyncRequestHandler.this.request.get());
                            }

                            logMessage(ioMessage);

                            channel.writeAndFlush(ioMessage).addListener(new ChannelFutureListener() {
                                @Override
                                public void operationComplete(final ChannelFuture future) throws Exception {
                                    AsyncRequestHandler.this.writeComplete.set(true);

                                    Logs.extreme()
                                            .debug(EventRecord.here(request.getClass(),
                                                    EventClass.SYSTEM_REQUEST, EventType.CHANNEL_WRITE,
                                                    request.getClass().getSimpleName(),
                                                    request.getCorrelationId(), serviceSocketAddress.toString(),
                                                    "" + future.channel().localAddress(),
                                                    "" + future.channel().remoteAddress()));
                                }
                            });
                        } else {
                            AsyncRequestHandler.this.teardown(future.cause());
                        }
                    } catch (final Exception ex) {
                        LOG.error(ex, ex);
                        AsyncRequestHandler.this.teardown(ex);
                    }
                }
            });
            return true;
        } catch (final Exception t) {
            LOG.error(t, t);
            this.teardown(t);
            return false;
        }
    }
}

---

From source file:com.flysoloing.learning.network.netty.socksproxy.SocksServerConnectHandler.java

License:Apache License

@Override
public void channelRead0(final ChannelHandlerContext ctx, final SocksMessage message) throws Exception {
    if (message instanceof Socks4CommandRequest) {
        final Socks4CommandRequest request = (Socks4CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks4CommandResponse(Socks4CommandStatus.SUCCESS));

                    responseFuture.addListener(new ChannelFutureListener() {
                        public void operationComplete(ChannelFuture channelFuture) {
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }/*from   w  w w. j a v a  2s.  c  om*/
                    });
                } else {
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });

        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else if (message instanceof Socks5CommandRequest) {
        final Socks5CommandRequest request = (Socks5CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.SUCCESS,
                                    request.dstAddrType(), request.dstAddr(), request.dstPort()));

                    responseFuture.addListener(new ChannelFutureListener() {
                        public void operationComplete(ChannelFuture channelFuture) {
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }
                    });
                } else {
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });

        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else {
        ctx.close();
    }
}

---

From source file:com.fsocks.SocksServerConnectHandler.java

License:Apache License

@Override
public void channelRead0(final ChannelHandlerContext ctx, final SocksMessage message) throws Exception {
    if (message instanceof Socks4CommandRequest) {
        final Socks4CommandRequest request = (Socks4CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks4CommandResponse(Socks4CommandStatus.SUCCESS));

                    responseFuture.addListener(new ChannelFutureListener() {
                        public void operationComplete(ChannelFuture channelFuture) {
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }/*from  w  w  w  .  ja  va 2s .co  m*/
                    });
                } else {
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });

        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(
                            new DefaultSocks4CommandResponse(Socks4CommandStatus.REJECTED_OR_FAILED));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else if (message instanceof Socks5CommandRequest) {
        final Socks5CommandRequest request = (Socks5CommandRequest) message;
        Promise<Channel> promise = ctx.executor().newPromise();
        promise.addListener(new FutureListener<Channel>() {
            public void operationComplete(final Future<Channel> future) throws Exception {
                final Channel outboundChannel = future.getNow();
                if (future.isSuccess()) {
                    //??successclient
                    ChannelFuture responseFuture = ctx.channel()
                            .writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.SUCCESS,
                                    request.dstAddrType(), request.dstAddr(), request.dstPort()));

                    responseFuture.addListener(new ChannelFutureListener() {
                        public void operationComplete(ChannelFuture channelFuture) {
                            //clientremote???????local proxy
                            ctx.pipeline().remove(SocksServerConnectHandler.this);
                            outboundChannel.pipeline().addLast(new RelayHandler(ctx.channel()));
                            ctx.pipeline().addLast(new RelayHandler(outboundChannel));
                        }
                    });
                } else {
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
        //?
        logger.info("? addressType : " + request.dstAddrType() + ", cmdType:" + request.type()
                + ", host:" + request.dstAddr() + ", port:" + request.dstPort());
        final Channel inboundChannel = ctx.channel();
        b.group(inboundChannel.eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new DirectClientHandler(promise));

        b.connect(request.dstAddr(), request.dstPort()).addListener(new ChannelFutureListener() {
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    // Connection established use handler provided results
                    logger.info("?? addressType : " + request.dstAddrType()
                            + ", cmdType:" + request.type() + ", host:" + request.dstAddr() + ", port:"
                            + request.dstPort());
                } else {
                    // Close the connection if the connection attempt has failed.
                    ctx.channel().writeAndFlush(new DefaultSocks5CommandResponse(Socks5CommandStatus.FAILURE,
                            request.dstAddrType()));
                    SocksServerUtils.closeOnFlush(ctx.channel());
                }
            }
        });
    } else {
        ctx.close();
    }
}

---

From source file:com.gdut.Netty_testing.time_server.server.TimeServer.java

License:Apache License

/**
 * /*from   www . jav a2 s.  c o  m*/
 * @Title: main
 * @Description: TODO
 * @param @param args
 * @param @throws Exception
 * @return void
 * @throws
 */
public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        p.addLast(new LoggingHandler(LogLevel.INFO), new TimeEncoder(),
                                new TimeServerHandler());
                        // new TimeEncoder(),
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(PORT).sync();
        f.addListener(new GenericFutureListener<Future<? super Void>>() {

            public void operationComplete(Future<? super Void> future) throws Exception {
                // TODO Auto-generated method stub
                System.out.println("success " + future.isSuccess());
            }
        });

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• »