Example usage for java.net ServerSocket ServerSocket

Introduction

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

Prototype

public ServerSocket(int port) throws IOException

Source Link

Document

Creates a server socket, bound to the specified port.

Usage

From source file:org.jfree.chart.demo.SocketThread.java

@Override
public void run() {
    // TODO Auto-generated method stub
    try {//from  w  ww. j  ava  2 s .c o  m
        ServerSocket ss = new ServerSocket(4444);
        Socket socket = null;
        while (Islive) {
            System.out.println("Started :) ");
            socket = ss.accept(); /*  */
            System.out.println("Got a client :) ");

            InputStream sin = socket.getInputStream();
            OutputStream sout = socket.getOutputStream();

            in = new DataInputStream(sin);
            out = new DataOutputStream(sout);

            String line = null;

            while (true) {
                line = in.readUTF(); /*    */
                System.out.println("line start sending  = " + line);
                out.writeUTF(data);
                out.flush();
                line = in.readUTF();
                System.out.println(line);
                if (line == "finish")
                    break;
                else {
                    out.writeUTF("ok");
                    out.flush();
                }
            }
        }
        out.writeUTF("finish");
        out.flush();

        in.close();
        out.close();
        socket.close();
    } catch (Exception x) {

        errors += x.toString() + " ;\n";
        error_flag = true;
    }

}

From source file:de.mylifesucks.oss.ncsimulator.protocol.TcpComm.java

public TcpComm(int listenPort) throws Exception {
    System.out.println("Create socket for listening on port:" + listenPort);
    serverSocket = new ServerSocket(listenPort);
    System.out.println("Listening for connections on port " + serverSocket.getLocalPort());

    // start the read thread
    readThread = new Thread(this);
    readThread.start();/*from  www  .jav  a 2s  .  com*/
}

From source file:org.zodiark.publisher.PublisherTest.java

public final static int findFreePort() {
    ServerSocket socket = null;// ww  w .ja va 2s .  co  m

    try {
        socket = new ServerSocket(0);

        return socket.getLocalPort();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (socket != null) {
            try {
                socket.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return 8080;
}

From source file:de.unikiel.inf.comsys.neo4j.RDFServerExtensionTest.java

@BeforeClass
public static void setUp() throws IOException, RepositoryException, RDFParseException {
    int port;/*from ww w.ja v a2  s.  c o  m*/
    try (final ServerSocket serverSocket = new ServerSocket(0)) {
        port = serverSocket.getLocalPort();
    }
    server = CommunityServerBuilder.server().onPort(port)
            .withThirdPartyJaxRsPackage("de.unikiel.inf.comsys.neo4j", "/rdf").build();
    server.start();
    GraphDatabaseService db = server.getDatabase().getGraph();
    Repository rep = RepositoryRegistry.getInstance(db).getRepository();
    conn = rep.getConnection();
    InputStream testdata = RDFServerExtensionTest.class.getResourceAsStream("/sp2b.n3");
    conn.add(testdata, "http://example.com/", RDFFormat.N3);
}

From source file:com.basistech.rosette.api.BasicTest.java

private static int getFreePort() {
    try (ServerSocket socket = new ServerSocket(0)) {
        serverPort = socket.getLocalPort();
    } catch (IOException e) {
        fail("Failed to allocate a port");
    }/* w  w  w. ja  v a2  s  .  c  o m*/
    assertNotEquals(0, serverPort);
    return serverPort;
}

From source file:PoolServerBase.java

static public void startServer(int port) {
    ServerSocket ssock;/* www  .  j  av a  2 s .com*/
    Socket sock;
    try {
        ssock = new ServerSocket(port);
        while (true) {
            Socket esock = null;
            try {
                esock = ssock.accept();
                while (listEmpty())
                    yield();
                assignThread(esock);
            } catch (Exception e) {
                try {
                    esock.close();
                } catch (Exception ec) {
                }
            }
        }
    } catch (IOException e) {
    }
}

From source file:Main.java

/**
 * Checks to see if a specific port is available.
 *
 * @param port the port to check for availability
 * Code from http://mina.apache.org//*from  w  w  w.  ja  va  2 s.c o m*/
 */
public static boolean available(int port) {
    ServerSocket ss = null;
    DatagramSocket ds = null;
    try {
        ss = new ServerSocket(port);
        ss.setReuseAddress(true);
        ds = new DatagramSocket(port);
        ds.setReuseAddress(true);
        return true;
    } catch (IOException e) {
        /* falls through */
    } finally {
        if (ds != null) {
            ds.close();
        }

        if (ss != null) {
            try {
                ss.close();
            } catch (IOException e) {
                /* should not be thrown */
            }
        }
    }
    return false;
}

From source file:LCModels.MessageListener.java

public MessageListener(Session s) {

    int test = 0;
    try {//from  ww  w . j  a  v  a 2  s  .  co  m
        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);
    }
}

From source file:com.yeetor.util.Util.java

/**
 * ???/*from   ww  w  .j  av a 2  s.  c  om*/
 * @return
 */
public static int getFreePort() {
    ServerSocket tmp;
    int i = 10000;
    while (true) {
        try {

            i = RandomUtils.nextInt(10000, 65535);
            tmp = new ServerSocket(i);
            tmp.close();
            tmp = null;
            return i;
        } catch (Exception e4) {
            continue;
        }
    }
}

From source file:io.crate.testing.Utils.java

/**
 * @return a random available port for binding
 *///from   w w  w.j  a va 2 s.c o m
static int randomAvailablePort() {
    try {
        ServerSocket socket = new ServerSocket(0);
        int port = socket.getLocalPort();
        socket.close();
        return port;
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}