Esempio n. 1
0
  /*
   * Implements an abstract method from VizConnection.
   */
  @Override
  protected IParaViewWebClient connectToWidget() {
    // Set the default return value.
    IParaViewWebClient client = null;

    // Try to create and connect to a ParaView web client.
    boolean connected = false;
    try {
      // Create an HTTP implementation of the ParaView web client..
      client = new HttpParaViewWebClient();
      // Set up the HTTP URL
      String host = getHost();
      String port = Integer.toString(getPort());
      String url = "http://" + host + ":" + port + "/rpc-http/";
      // Try to connect.
      connected = client.connect(url).get();
    } catch (InterruptedException e) {
      e.printStackTrace();
    } catch (ExecutionException e) {
      e.printStackTrace();
    }

    // If the connection was not successful, we should return null.
    if (!connected) {
      client = null;
    }

    return client;
  }
Esempio n. 2
0
 /*
  * Implements an abstract method from VizConnection.
  */
 @Override
 protected boolean disconnectFromWidget(IParaViewWebClient widget) {
   boolean closed = false;
   // Attempt to disconnect, returning the success of the operation.
   if (widget != null) {
     try {
       closed = widget.disconnect().get();
     } catch (InterruptedException | ExecutionException e) {
       e.printStackTrace();
     }
   }
   return closed;
 }