Example usage for java.net ServerSocket close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

Closes this socket.

Usage

From source file:org.apache.flume.test.util.SyslogAgent.java

public void setRandomPort() throws IOException {
    ServerSocket s = new ServerSocket(0);
    port = s.getLocalPort();/*from w w  w . ja va 2 s  .c  o  m*/
    s.close();
}

From source file:org.sakaiproject.nakamura.testutils.http.DummyServer.java

/**
 * Create the dummy server on the first available port. There will be 100 tries before
 * we stop trying./*  w w w . j  a  v  a2s  . c  o  m*/
 */
public DummyServer() {
    int attempts = 0;
    while (server == null) {
        try {
            // new ServerSocket(0) will automatically try to find a free port.
            ServerSocket socket = new ServerSocket(0);
            port = socket.getLocalPort();
            socket.close();

            server = new Server(port);
            server.setHandler(this);
            server.start();
            break;
        } catch (Exception e) {
            if (server != null) {
                try {
                    server.stop();
                    server.destroy();
                } catch (Exception ex2) {
                }
            }
            server = null;
        }
        attempts++;
        if (attempts == 100) {
            throw new RuntimeException(
                    "Unable to find a free port the range 8888 - 8988, aborting http server startup ");
        }
    }
}

From source file:org.paxml.el.UtilFunctions.java

/**
 * Get a random available port./*from  w  ww  . j a v  a2s.c o m*/
 * @return the port, or minus if no available port found
 */
public static int getRandomPort() {
    ServerSocket s = null;

    try {
        s = new ServerSocket(0);
        return s.getLocalPort();
    } catch (IOException e) {
        log.warn("Cannot get random port", e);
        return -1;
    } finally {
        try {
            if (s != null) {
                s.close();
            }
        } catch (Exception e) {
            log.warn("Cannot close server socket of port: " + s.getLocalPort(), e);
        }
    }

}

From source file:org.apache.apex.malhar.kafka.EmbeddedKafka.java

public void start() throws IOException {
    // Find port/*from w  w w  .  jav a  2 s .co  m*/
    try {
        ServerSocket serverSocket = new ServerSocket(0);
        BROKERPORT = Integer.toString(serverSocket.getLocalPort());
        serverSocket.close();
    } catch (IOException e) {
        throw Throwables.propagate(e);
    }

    // Setup Zookeeper
    zkServer = new EmbeddedZookeeper();
    String zkConnect = BROKERHOST + ":" + zkServer.port();
    zkClient = new ZkClient(zkConnect, 30000, 30000, ZKStringSerializer$.MODULE$);
    zkUtils = ZkUtils.apply(zkClient, false);

    // Setup brokers
    cleanupDir();
    Properties props = new Properties();
    props.setProperty("zookeeper.connect", zkConnect);
    props.setProperty("broker.id", "0");
    props.setProperty("log.dirs", KAFKA_PATH);
    props.setProperty("listeners", "PLAINTEXT://" + BROKERHOST + ":" + BROKERPORT);
    KafkaConfig config = new KafkaConfig(props);
    Time mock = new MockTime();
    kafkaServer = TestUtils.createServer(config, mock);
}

From source file:org.apache.oozie.test.EmbeddedServletContainer.java

/**
 * Start the servlet container. The container starts on a free port.
 *
 * @throws Exception thrown if the container could not start.
 *///from   w  w w  .j  a va 2s  .  c o m
public void start() throws Exception {
    if (StringUtils.isEmpty(host)) {
        host = InetAddress.getLocalHost().getHostName();
    }
    ServerSocket ss = new ServerSocket(0);
    if (this.port == 0) {
        port = ss.getLocalPort();
    }
    ss.close();
    server.getConnectors()[0].setHost(host);
    server.getConnectors()[0].setPort(port);
    server.start();
    System.out.println("Running embedded servlet container at: http://" + host + ":" + port);
}

From source file:org.apache.ftpserver.socketfactory.FtpSocketFactoryTest.java

private void testCreateServerSocket(final FtpSocketFactory ftpSocketFactory, final int port)
        throws Exception, IOException {
    boolean freePort = false;
    try {/*from   ww  w  . j av  a  2s.  c o  m*/
        final ServerSocket testSocket = new ServerSocket(port, 100);
        freePort = testSocket.isBound();
        testSocket.close();
    } catch (Exception exc) {
        // ok
        freePort = true;
    }
    if (freePort) {
        new Thread() {
            public void run() {
                synchronized (this) {
                    try {
                        this.wait(1000);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                        fail(e.toString());
                    }
                }
                try {
                    Socket socket = new Socket();
                    socket.connect(new InetSocketAddress("localhost", port));
                    socket.getInputStream();
                    socket.getOutputStream();
                    socket.close();
                } catch (UnknownHostException e) {
                    e.printStackTrace();
                    fail(e.toString());
                } catch (IOException e) {
                    e.printStackTrace();
                    fail(e.toString());
                }
            }
        }.start();
        ServerSocket serverSocket = ftpSocketFactory.createServerSocket();
        assertNotNull(serverSocket);
        serverSocket.accept();
    }
}

From source file:com.kixeye.kixmpp.client.KixmppClientTest.java

@Before
public void setUp() throws Exception {
    domain = UUID.randomUUID().toString().replace("-", "");
    username = UUID.randomUUID().toString().replace("-", "");
    password = UUID.randomUUID().toString().replace("-", "");
    resource = UUID.randomUUID().toString().replace("-", "");

    ServerSocket socketServer = new ServerSocket();
    socketServer.bind(null);/*from w  w w .  ja  v a 2s. c  o  m*/

    port = socketServer.getLocalPort();
    socketServer.close();

    StorageProviderRegistry providerRegistry = new MemoryStorageProviderRegistry();

    final Entity adminJID = EntityImpl.parseUnchecked(username + "@" + domain);
    final AccountManagement accountManagement = (AccountManagement) providerRegistry
            .retrieve(AccountManagement.class);

    if (!accountManagement.verifyAccountExists(adminJID)) {
        accountManagement.addUser(adminJID, password);
    }

    TCPEndpoint tcpEndpoint = new TCPEndpoint();
    tcpEndpoint.setPort(port);

    try (InputStream certStream = this.getClass().getResourceAsStream("/bogus_mina_tls.cert")) {
        server = new XMPPServer(domain);
        server.addEndpoint(tcpEndpoint);
        server.setStorageProviderRegistry(providerRegistry);
        server.setTLSCertificateInfo(certStream, "boguspw");

        server.start();

        server.addModule(new SoftwareVersionModule());
        server.addModule(new EntityTimeModule());
        server.addModule(new XmppPingModule());
        server.addModule(new InBandRegistrationModule());
        server.addModule(new AdhocCommandsModule());
        final ServiceAdministrationModule serviceAdministrationModule = new ServiceAdministrationModule();
        // unless admin user account with a secure password is added, this will be not become effective
        serviceAdministrationModule.setAddAdminJIDs(Arrays.asList(adminJID));
        server.addModule(serviceAdministrationModule);
    }
}

From source file:com.kixeye.relax.AsyncRestClientTest.java

@Before
public void setUp() throws Exception {
    Server server = new ContainerServer(testContainer);
    connection = new SocketConnection(server);

    ServerSocket socketServer = new ServerSocket(0);
    port = socketServer.getLocalPort();/*w w w.  ja  v  a 2s  .  co  m*/
    socketServer.close();

    connection.connect(new InetSocketAddress(port));
}

From source file:com.barchart.netty.server.http.handlers.TestStaticResourceHandler.java

@Before
public void setUp() throws Exception {

    final ServerSocket s = new ServerSocket(0);
    port = s.getLocalPort();/*from   w w w.ja va 2  s  .  c  o  m*/
    s.close();

    server = Servers.createHttpServer().group(new NioEventLoopGroup())
            .requestHandler("/classpath", new StaticResourceHandler(this.getClass().getClassLoader(), "/files"))
            .requestHandler("/file", new StaticResourceHandler(
                    new File(System.getProperty("user.dir") + "/src/test/resources/files")));

    server.listen(port, "localhost");

    client = new DefaultHttpClient(new PoolingClientConnectionManager());

}

From source file:LCModels.MessageListener.java

public MessageListener(Session s) {

    int test = 0;
    try {//  w ww . j a  v  a2s  .c  om
        ServerSocket ss1 = new ServerSocket(0);
        test = ss1.getLocalPort();
        ss1.close();
    } catch (IOException ex) {
        Logger.getLogger(MessageListener.class.getName()).log(Level.SEVERE, null, ex);
    }
    s.setPort(test);
    try {
        server = new ServerSocket(test);
    } catch (IOException ex) {
        System.out.println("ERROR KO!");
        Logger.getLogger(MessageListener.class.getName()).log(Level.SEVERE, null, ex);
    }
}