Examples with DatagramSocket java.net.DatagramSocket used on opensource projects

Example 46 with DatagramSocket

use of java.net.DatagramSocket in project camel by apache.

the class Mina2UdpTest method sendUdpMessages.

protected void sendUdpMessages() throws Exception {
    DatagramSocket socket = new DatagramSocket();
    try {
        InetAddress address = InetAddress.getByName("127.0.0.1");
        for (int i = 0; i < messageCount; i++) {
            String text = "Hello Message: " + Integer.toString(i);
            byte[] data = text.getBytes();
            DatagramPacket packet = new DatagramPacket(data, data.length, address, getPort());
            socket.send(packet);
        }
        Thread.sleep(2000);
    } finally {
        socket.close();
    }
}

Example 47 with DatagramSocket

use of java.net.DatagramSocket in project camel by apache.

the class MinaUdpTest method sendUdpMessages.

protected void sendUdpMessages() throws Exception {
    DatagramSocket socket = new DatagramSocket();
    try {
        InetAddress address = InetAddress.getByName("127.0.0.1");
        for (int i = 0; i < messageCount; i++) {
            String text = "Hello Message: " + i;
            byte[] data = text.getBytes();
            DatagramPacket packet = new DatagramPacket(data, data.length, address, getPort());
            socket.send(packet);
            Thread.sleep(100);
        }
    } finally {
        socket.close();
    }
}

Example 48 with DatagramSocket

use of java.net.DatagramSocket in project hadoop by apache.

the class PrivilegedNfsGatewayStarter method init.

@Override
public void init(DaemonContext context) throws Exception {
    System.err.println("Initializing privileged NFS client socket...");
    NfsConfiguration conf = new NfsConfiguration();
    int clientPort = conf.getInt(NfsConfigKeys.DFS_NFS_REGISTRATION_PORT_KEY, NfsConfigKeys.DFS_NFS_REGISTRATION_PORT_DEFAULT);
    if (clientPort < 1 || clientPort > 1023) {
        throw new RuntimeException("Must start privileged NFS server with '" + NfsConfigKeys.DFS_NFS_REGISTRATION_PORT_KEY + "' configured to a " + "privileged port.");
    }
    try {
        InetSocketAddress socketAddress = new InetSocketAddress("localhost", clientPort);
        registrationSocket = new DatagramSocket(null);
        registrationSocket.setReuseAddress(true);
        registrationSocket.bind(socketAddress);
    } catch (SocketException e) {
        LOG.error("Init failed for port=" + clientPort, e);
        throw e;
    }
    args = context.getArguments();
}

Example 49 with DatagramSocket

use of java.net.DatagramSocket in project hadoop by apache.

the class TestUdpServer method testRequest.

static void testRequest(XDR request, XDR request2) {
    try {
        DatagramSocket clientSocket = new DatagramSocket();
        InetAddress IPAddress = InetAddress.getByName("localhost");
        byte[] sendData = request.getBytes();
        byte[] receiveData = new byte[65535];
        DatagramPacket sendPacket = new DatagramPacket(sendData, sendData.length, IPAddress, Nfs3Constant.SUN_RPCBIND);
        clientSocket.send(sendPacket);
        DatagramPacket receivePacket = new DatagramPacket(receiveData, receiveData.length);
        clientSocket.receive(receivePacket);
        clientSocket.close();
    } catch (UnknownHostException e) {
        System.err.println("Don't know about host: localhost.");
        System.exit(1);
    } catch (IOException e) {
        System.err.println("Couldn't get I/O for " + "the connection to: localhost.");
        System.exit(1);
    }
}

Example 50 with DatagramSocket

use of java.net.DatagramSocket in project hadoop by apache.

the class TestPortmap method testRegistration.

@Test(timeout = 1000)
public void testRegistration() throws IOException, InterruptedException {
    XDR req = new XDR();
    RpcCall.getInstance(++xid, RpcProgramPortmap.PROGRAM, RpcProgramPortmap.VERSION, RpcProgramPortmap.PMAPPROC_SET, new CredentialsNone(), new VerifierNone()).write(req);
    PortmapMapping sent = new PortmapMapping(90000, 1, PortmapMapping.TRANSPORT_TCP, 1234);
    sent.serialize(req);
    byte[] reqBuf = req.getBytes();
    DatagramSocket s = new DatagramSocket();
    DatagramPacket p = new DatagramPacket(reqBuf, reqBuf.length, pm.getUdpServerLoAddress());
    try {
        s.send(p);
    } finally {
        s.close();
    }
    // Give the server a chance to process the request
    Thread.sleep(100);
    boolean found = false;
    @SuppressWarnings("unchecked") Map<String, PortmapMapping> map = (Map<String, PortmapMapping>) Whitebox.getInternalState(pm.getHandler(), "map");
    for (PortmapMapping m : map.values()) {
        if (m.getPort() == sent.getPort() && PortmapMapping.key(m).equals(PortmapMapping.key(sent))) {
            found = true;
            break;
        }
    }
    Assert.assertTrue("Registration failed", found);
}