Example usage for java.net ServerSocket getLocalPort

Introduction

In this page you can find the example usage for java.net ServerSocket getLocalPort.

Prototype

public int getLocalPort() 

Source Link

Document

Returns the port number on which this socket is listening.

Usage

From source file:org.springframework.integration.ip.tcp.connection.TcpNioConnectionTests.java

@Test
public void testWriteTimeout() throws Exception {
    final CountDownLatch latch = new CountDownLatch(1);
    final CountDownLatch done = new CountDownLatch(1);
    final AtomicReference<ServerSocket> serverSocket = new AtomicReference<ServerSocket>();
    Executors.newSingleThreadExecutor().execute(() -> {
        try {/*from  www  .ja v  a 2  s.  c om*/
            ServerSocket server = ServerSocketFactory.getDefault().createServerSocket(0);
            logger.debug(testName.getMethodName() + " starting server for " + server.getLocalPort());
            serverSocket.set(server);
            latch.countDown();
            Socket s = server.accept();
            // block so we fill the buffer
            done.await(10, TimeUnit.SECONDS);
        } catch (Exception e) {
            e.printStackTrace();
        }
    });
    assertTrue(latch.await(10000, TimeUnit.MILLISECONDS));
    TcpNioClientConnectionFactory factory = new TcpNioClientConnectionFactory("localhost",
            serverSocket.get().getLocalPort());
    factory.setApplicationEventPublisher(nullPublisher);
    factory.setSoTimeout(1000);
    factory.start();
    try {
        TcpConnection connection = factory.getConnection();
        connection.send(MessageBuilder.withPayload(new byte[1000000]).build());
    } catch (Exception e) {
        assertTrue(
                "Expected SocketTimeoutException, got " + e.getClass().getSimpleName() + ":" + e.getMessage(),
                e instanceof SocketTimeoutException);
    }
    done.countDown();
    serverSocket.get().close();
}

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From source file:org.springframework.integration.ip.tcp.connection.TcpNioConnectionTests.java

@Test
public void testReadTimeout() throws Exception {
    final CountDownLatch latch = new CountDownLatch(1);
    final CountDownLatch done = new CountDownLatch(1);
    final AtomicReference<ServerSocket> serverSocket = new AtomicReference<ServerSocket>();
    Executors.newSingleThreadExecutor().execute(() -> {
        try {/*from   w w  w. ja  va2  s. c om*/
            ServerSocket server = ServerSocketFactory.getDefault().createServerSocket(0);
            logger.debug(testName.getMethodName() + " starting server for " + server.getLocalPort());
            serverSocket.set(server);
            latch.countDown();
            Socket socket = server.accept();
            byte[] b = new byte[6];
            readFully(socket.getInputStream(), b);
            // block to cause timeout on read.
            done.await(10, TimeUnit.SECONDS);
        } catch (Exception e) {
            e.printStackTrace();
        }
    });
    assertTrue(latch.await(10000, TimeUnit.MILLISECONDS));
    TcpNioClientConnectionFactory factory = new TcpNioClientConnectionFactory("localhost",
            serverSocket.get().getLocalPort());
    factory.setApplicationEventPublisher(nullPublisher);
    factory.setSoTimeout(1000);
    factory.start();
    try {
        TcpConnection connection = factory.getConnection();
        connection.send(MessageBuilder.withPayload("Test").build());
        int n = 0;
        while (connection.isOpen()) {
            Thread.sleep(100);
            if (n++ > 200) {
                break;
            }
        }
        assertTrue(!connection.isOpen());
    } catch (Exception e) {
        fail("Unexpected exception " + e);
    }
    done.countDown();
    serverSocket.get().close();
}

---

From source file:org.springframework.integration.ip.tcp.connection.TcpNioConnectionTests.java

@Test
public void testMemoryLeak() throws Exception {
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<ServerSocket> serverSocket = new AtomicReference<ServerSocket>();
    Executors.newSingleThreadExecutor().execute(() -> {
        try {/*from w w  w . java 2 s .c om*/
            ServerSocket server = ServerSocketFactory.getDefault().createServerSocket(0);
            logger.debug(testName.getMethodName() + " starting server for " + server.getLocalPort());
            serverSocket.set(server);
            latch.countDown();
            Socket socket = server.accept();
            byte[] b = new byte[6];
            readFully(socket.getInputStream(), b);
        } catch (Exception e) {
            e.printStackTrace();
        }
    });
    assertTrue(latch.await(10000, TimeUnit.MILLISECONDS));
    TcpNioClientConnectionFactory factory = new TcpNioClientConnectionFactory("localhost",
            serverSocket.get().getLocalPort());
    factory.setApplicationEventPublisher(nullPublisher);
    factory.setNioHarvestInterval(100);
    factory.start();
    try {
        TcpConnection connection = factory.getConnection();
        Map<SocketChannel, TcpNioConnection> connections = factory.getConnections();
        assertEquals(1, connections.size());
        connection.close();
        assertTrue(!connection.isOpen());
        TestUtils.getPropertyValue(factory, "selector", Selector.class).wakeup();
        int n = 0;
        while (connections.size() > 0) {
            Thread.sleep(100);
            if (n++ > 100) {
                break;
            }
        }
        assertEquals(0, connections.size());
    } catch (Exception e) {
        e.printStackTrace();
        fail("Unexpected exception " + e);
    }
    factory.stop();
    serverSocket.get().close();
}

---

From source file:org.cloudata.core.commitlog.CommitLogServer.java

private int startFileTransferChannel(String dirName, FileChannel[] fileChannelList) {
    int port = -1;
    try {/*w  w  w  . j  a  v  a  2s .c om*/
        ServerSocketChannel ssc = ServerSocketChannel.open();
        ssc.configureBlocking(false);
        ServerSocket serverSocket = ssc.socket();
        serverSocket.bind(null);
        port = serverSocket.getLocalPort();

        new FileTransferThread(dirName, ssc, fileChannelList).start();
        //LOG.info("File transfer thread is started and read method is done");
    } catch (IOException e) {
        LOG.warn("starting file transfer is fail", e);
    }

    return port;
}

---

From source file:hudson.gridmaven.gridlayer.PluginImpl.java

/**
 * Compute the host name that Hadoop nodes can be used to talk to Name node.
 *
 * <p>//from w ww.  j  av a  2  s .co m
 * We prefer to use {@link Hudson#getRootUrl()}, except we have to watch out for a possibility
 * that it points to a front end (like apache, router with port-forwarding, etc.), and if that is the case,
 * use some heuristics to find out a usable host name.
 *
 * TODO: move this to {@code Hudson.toComputer().getHostName()}. 
 */
String getMasterHostName() throws IOException, InterruptedException {
    // check if rootURL is reliable
    Hudson h = Hudson.getInstance();
    String rootUrl = h.getRootUrl();
    if (rootUrl == null) {
        // the only option is to auto-detect.
        String real = h.toComputer().getHostName();
        LOGGER.fine("Hudson root URL isn't configured. Using " + real + " instead");
        return real;
    }

    // according to Hudson's setting, this is the host name that we can use to connect to master,
    // at least for HTTP. See if we can connect to the arbitrary port in this way.
    final String hostName = new URL(rootUrl).getHost();
    final ServerSocket ss = new ServerSocket(0);

    Thread t = new Thread() {
        @Override
        public void run() {
            try {
                ss.accept();
            } catch (IOException e) {
                // shouldn't happen
                LOGGER.log(Level.INFO, "Failed to accept", e);
            } finally {
                try {
                    ss.close();
                } catch (IOException e) {
                    // ignore
                }
            }
        }
    };
    t.start();

    try {
        Socket s = new Socket();
        s.connect(new InetSocketAddress(hostName, ss.getLocalPort()), 1000);
        s.close();

        // yep, it worked
        return hostName;
    } catch (IOException e) {
        // no it didn't
        String real = h.toComputer().getHostName();
        LOGGER.fine("Hudson root URL " + rootUrl + " looks like a front end. Using " + real + " instead");
        return real;
    }
}

---

From source file:org.eclipse.aether.transport.http.HttpTransporterTest.java

@Test(timeout = 1000L)
public void testRequestTimeout() throws Exception {
    session.setConfigProperty(ConfigurationProperties.REQUEST_TIMEOUT, 100);
    ServerSocket server = new ServerSocket(0);
    newTransporter("http://localhost:" + server.getLocalPort());
    try {//from w  w  w. jav  a2s .  co  m
        try {
            transporter.get(new GetTask(URI.create("repo/file.txt")));
            fail("Expected error");
        } catch (SocketTimeoutException e) {
            assertEquals(Transporter.ERROR_OTHER, transporter.classify(e));
        }
    } finally {
        server.close();
    }
}

---

From source file:org.apache.isis.objectstore.nosql.db.file.server.FileServer.java

private void startSecondary() {
    final String serviceHost = config.getString("fileserver.sync-host", DEFAULT_HOST);
    final int servicePort = config.getInt("fileserver.sync-port", DEFAULT_SYNC_PORT);

    Util.ensureDirectoryExists();
    ServerSocket socket = null;
    try {/*from   w  ww .  j a  v  a  2 s .  co m*/
        LOG.debug("setting up syncing socket on " + serviceHost + ":" + servicePort);
        final InetAddress address = InetAddress.getByName(serviceHost);
        socket = new ServerSocket(servicePort, 0, address);
        LOG.info(
                "listenting on " + socket.getInetAddress().getHostAddress() + " port " + socket.getLocalPort());
        LOG.debug("listenting on " + socket);
        do {
            syncConnection(socket.accept(), 0);
        } while (awaitConnections);
    } catch (final UnknownHostException e) {
        LOG.error("Unknown host " + serviceHost, e);
        System.exit(0);
    } catch (final IOException e) {
        LOG.error("start failure - networking not set up for " + serviceHost, e);
        System.exit(0);
    } catch (final RuntimeException e) {
        LOG.error("start failure", e);
        System.exit(0);
    }
}

---

From source file:ext.services.network.TestNetworkUtils.java

/**
 * Test get connection url proxy with proxy.
 * // w ww.  ja va 2 s.com
 *
 * @throws Exception the exception
 */
public void testGetConnectionURLProxyWithProxy() throws Exception {
    final ServerSocket socket = new ServerSocket(PROXY_PORT);
    Thread thread = new Thread("ProxySocketAcceptThread") {
        @Override
        public void run() {
            try {
                while (!bStop) {
                    Socket sock = socket.accept();
                    Log.debug("Accepted connection, sending back garbage and close socket...");
                    sock.getOutputStream().write(1);
                    sock.close();
                }
            } catch (IOException e) {
                Log.error(e);
            }
        }
    };
    thread.setDaemon(true); // to finish tests even if this is still running
    thread.start();
    Log.debug("Using local port: " + socket.getLocalPort());
    try {
        // useful content when inet access is allowed
        Conf.setProperty(Const.CONF_NETWORK_NONE_INTERNET_ACCESS, "false");
        HttpURLConnection connection = NetworkUtils.getConnection(new java.net.URL(URL),
                new Proxy(Type.SOCKS, "localhost", socket.getLocalPort(), "user", "password"));
        assertNotNull(connection);
        connection.disconnect();
    } finally {
        bStop = true;
        socket.close();
        thread.join();
    }
}

---

From source file:com.apporiented.hermesftp.client.FtpTestClient.java

public String openExtendedActiveMode() throws IOException {
    StringBuffer params = new StringBuffer();

    params.append("|1|");
    InetAddress addr = NetUtils.getMachineAddress(true);
    ServerSocket serverSocket = ServerSocketFactory.getDefault().createServerSocket(0, 1, addr);
    params.append(addr.getHostAddress());
    params.append("|");
    params.append(serverSocket.getLocalPort());
    params.append("|");

    sendCommand("EPRT " + params.toString());
    String response = getResponse();

    if (passiveModeSocket != null) {
        passiveModeSocket.close();//from w w  w .  ja  va2  s  .  c  om
    }
    activeModeServerSocket = serverSocket;
    return response;
}

---

From source file:org.apache.htrace.impl.HTracedProcess.java

private HTracedProcess(Builder builder) throws Exception {
    this.htracedPath = Paths.get("target", "..", "go", "build", "htraced").toFile();
    if (!this.htracedPath.exists()) {
        throw new RuntimeException("No htraced binary exists at " + this.htracedPath);
    }//from w w w.  ja  va  2 s.c o m
    this.dataDir = new DataDir();
    // Create a notifier socket bound to a random port.
    ServerSocket listener = new ServerSocket(0);
    boolean success = false;
    Process process = null;
    HttpClient http = null;
    try {
        // Use a random port for the web address.  No 'scheme' yet.
        String random = builder.host + ":0";
        String logPath = new File(dataDir.get(), "log.txt").getAbsolutePath();
        // Pass cmdline args to htraced to it uses our test dir for data.
        ProcessBuilder pb = new ProcessBuilder(htracedPath.getAbsolutePath(), "-Dlog.level=TRACE",
                "-Dlog.path=" + logPath, "-Dweb.address=" + random, "-Dhrpc.address=" + random,
                "-Ddata.store.clear=true",
                "-Dstartup.notification.address=localhost:" + listener.getLocalPort(),
                "-Ddata.store.directories=" + dataDir.get().getAbsolutePath());

        // Set HTRACED_CONF_DIR to the temporary directory we just created, to
        // ensure that it doesn't pull in any other configuration file that might
        // be on this test machine.
        Map<String, String> env = pb.environment();
        env.put("HTRACED_CONF_DIR", dataDir.get().getAbsolutePath());

        // Remove any HTRACED_WEB_DIR variable that might be set, to ensure that
        // we use the default value (which finds the local web files by relative
        // path).
        env.remove("HTRACED_WEB_DIR");

        pb.redirectErrorStream(true);
        // Inherit STDERR/STDOUT i/o; dumps on console for now.  Can add logs later.
        pb.inheritIO();
        pb.directory(dataDir.get());
        //assert pb.redirectInput() == Redirect.PIPE;
        //assert pb.redirectOutput().file() == dataDir;
        process = pb.start();
        assert process.getInputStream().read() == -1;
        StartupNotificationData data = readStartupNotification(listener);
        httpAddr = data.httpAddr;
        hrpcAddr = data.hrpcAddr;
        LOG.info("Started htraced process " + data.processId + " with http " + "address " + data.httpAddr
                + ", logging to " + logPath);
        http = RestBufferManager.createHttpClient(60000L, 60000L);
        http.start();
        success = true;
    } finally {
        if (!success) {
            // Clean up after failure
            if (process != null) {
                process.destroy();
                process = null;
            }
            if (http != null) {
                http.stop();
            }
        }
        delegate = process;
        listener.close();
        httpClient = http;
    }
}

---

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