Java Code Examples for java.net.ServerSocket#isBound()

/**
 * Creates a server socket from underlying socket object
 */
public GfxdTSSLServerSocket(ServerSocket serverSocket,
    InetSocketAddress bindAddress, SocketParameters params)
    throws TTransportException {
  this.socketParams = params;
  try {
    this.serverSocket = serverSocket;
    // Prevent 2MSL delay problem on server restarts
    serverSocket.setReuseAddress(true);
    // Bind to listening port
    if (!serverSocket.isBound()) {
      // backlog hardcoded to 100 as in TSSLTransportFactory
      serverSocket.bind(bindAddress, 100);
    }
  } catch (IOException ioe) {
    throw new TTransportException(TTransportException.NOT_OPEN,
        "Could not bind to host:port " + bindAddress.toString(), ioe);
  }
}
 

/**
 * Creates a server socket from underlying socket object
 */
public GfxdTSSLServerSocket(ServerSocket serverSocket,
    InetSocketAddress bindAddress, SocketParameters params)
    throws TTransportException {
  this.socketParams = params;
  try {
    this.serverSocket = serverSocket;
    // Prevent 2MSL delay problem on server restarts
    serverSocket.setReuseAddress(true);
    // Bind to listening port
    if (!serverSocket.isBound()) {
      // backlog hardcoded to 100 as in TSSLTransportFactory
      serverSocket.bind(bindAddress, 100);
    }
  } catch (IOException ioe) {
    throw new TTransportException(TTransportException.NOT_OPEN,
        "Could not bind to host:port " + bindAddress.toString(), ioe);
  }
}
 

private ServerTask(
        ExecutorService executorService,
        AtomicLong lastEventTimeStampMilli,
        EventHandler eventHandler,
        ServerSocket serverSocket)
        throws IOException
{
    this.serverExecutorService = executorService;
    this.lastEventTimeStampMilli = lastEventTimeStampMilli;
    this.eventHandler = eventHandler;
    this.serverSocket = serverSocket;
    if (!serverSocket.isBound()) {
        serverSocket.bind(null);
    }
}
 

@Override
public void run()
{
    this.running = true;
    try
    {
        server = new ServerSocket(getPort(), 0);
        server.setReuseAddress(true);
        if (!server.isBound())
        {
            server.bind(new InetSocketAddress(getPort()));
        }

        if (!server.isClosed())
        {
            client = server.accept();
            client.setTcpNoDelay(true);

            output = new ObjectOutputStream(client.getOutputStream());
            output.flush();
        }
    } catch (IOException ioException)
    {
        ioException.printStackTrace();
    }

    //connected
    if (client != null)
    {
        final short sensitivity = AppSettings.getInstance().getSystemSettings().getMouseSensitivity();

        if (AppSettings.getInstance().getSettingsElements().getPositioningMode() == PositioningMode.ABSOLUTE)
        {
            AppSettings.getInstance().getConnectionManager().getNetworkConnectionManager().send(
                PositioningMode.ABSOLUTE, sensitivity); //, DisplayProperties.getDisplayWidth(),
                // DisplayProperties.getDisplayHeight());
        } else
        {
            AppSettings.getInstance().getConnectionManager().getNetworkConnectionManager().send(
                PositioningMode.RELATIVE, sensitivity);
        }

        SettingsActivity.getActivity().startActivity(
            AppSettings.getInstance().getActivitySettings()
                .getCanvasIntent()); // Load the Canvas
    }
}
 

@Override
public void run()
{
    this.running = true;
    try
    {
        server = new ServerSocket(getPort());
        server.setReuseAddress(true);
        if (!server.isBound())
        {
            server.bind(new InetSocketAddress(getPort()));
        }

        if (!server.isClosed())
        {
            client = server.accept();
            client.setTcpNoDelay(true);

            output = new ObjectOutputStream(client.getOutputStream());
            output.flush();
        }
    } catch (IOException e)
    {
        e.printStackTrace();
    }

    //connected
    if (client != null)
    {
        final short sensitivity = AppSettings.getInstance().getSystemSettings().getMouseSensitivity();

        if (AppSettings.getInstance().getSettingsElements().getPositioningMode() == PositioningMode.ABSOLUTE)
        {
            AppSettings.getInstance().getConnectionManager()
                .getUsbConnectionManager()
                .send(PositioningMode.ABSOLUTE, sensitivity);
        } else
        {
            AppSettings.getInstance().getConnectionManager().getUsbConnectionManager().send(
                PositioningMode.RELATIVE, sensitivity);
        }

        SettingsActivity.getActivity().startActivity(
            AppSettings.getInstance().getActivitySettings()
                .getCanvasIntent()); // Load the Canvas
    }
}
 

private ServerSocket createServerSocket( int port ) throws IOException {
  ServerSocket serverSocket = new ServerSocket();
  serverSocket.setPerformancePreferences( 1, 2, 3 ); // order of importance: bandwidth, latency, connection time
  serverSocket.setReuseAddress( true );

  // It happens in high-paced environments where lots of sockets are opened and closed that the operating
  // system keeps a lock on a socket. Because of this we have to wait at least for one minute and on some platforms
  // up to 2 minutes.
  // Let's take 5 to make sure we can get a socket connection and we still get into trouble.
  //
  // mc: It sucks and blows at the same time that we have to do this but I couldn't find another solution.
  //
  try {
    serverSocket.bind( new InetSocketAddress( port ) );
  } catch ( BindException e ) {
    long totalWait = 0L;
    long startTime = System.currentTimeMillis();

    IOException ioException = null;
    log.logMinimal( "Carte socket repository : Starting a retry loop to bind the server socket on port "
      + port + ".  We retry for 5 minutes until the socket clears in your operating system." );
    while ( !serverSocket.isBound() && totalWait < 300000 ) {
      try {
        totalWait = System.currentTimeMillis() - startTime;
        log.logMinimal( "Carte socket repository : Retry binding the server socket on port "
          + port + " after a " + ( totalWait / 1000 ) + " seconds wait..." );
        Thread.sleep( 10000 ); // wait 10 seconds, try again...
        serverSocket.bind( new InetSocketAddress( port ), 100 );
      } catch ( IOException ioe ) {
        ioException = ioe;
      } catch ( Exception ex ) {
        serverSocket.close();
        throw new IOException( ex.getMessage() );
      }

      totalWait = System.currentTimeMillis() - startTime;
    }
    if ( !serverSocket.isBound() ) {
      serverSocket.close();
      throw ioException;
    }
    log.logDetailed( "Carte socket repository : Succesfully bound the server socket on port "
      + port + " after " + ( totalWait / 1000 ) + " seconds." );
  }
  return serverSocket;
}