public class FXMLDocumentController implements Initializable {

    Movements movements = new Movements();

    public Movements getMovements() {
        return movements;
    }

    @FXML public Slider SpeedSlider;
    @FXML public Slider TurnsSlider;

    @Override
    public void initialize(URL url, ResourceBundle rb) {

        //Send GUI Information
        movements.GetSliders(SpeedSlider, TurnsSlider);
    }   

}

public class OpenPilot extends Application {

    Movements movements;

    @Override
    public void start(Stage stage) throws Exception {
        FXMLLoader fxmlLoader = new FXMLLoader();
        Parent root = fxmlLoader.load(getClass().getResource("FXMLDocument.fxml"));

        // get movements from via controller
        FXMLDocumentController controller = (FXMLDocumentController)fxmlLoader.getController();
        movements = controller.getMovements();

        Scene scene = new Scene(root);

        scene.setOnKeyPressed(new EventHandler<KeyEvent>() {
            @Override
            public void handle(KeyEvent Key) {
               movements.GetKeys(Key);
            }
        });

        stage.setScene(scene);
        stage.show();
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }

}

FXMLDocumentController controller = (FXMLDocumentController)fxmlLoader.getController();
        movements = controller.getMovements();

public class OpenPilot extends Application {
   
    Movements Movements = new Movements();
     
    @Override
    public void start(Stage stage) throws Exception {
       
        Parent root = FXMLLoader.load(getClass().getResource("FXMLDocument.fxml"));

       
        Scene scene = new Scene(root);
       
        scene.setOnKeyPressed(new EventHandler<KeyEvent>() {
            @Override
            public void handle(KeyEvent Key) {
               Movements.GetKeys(Key);
            }
        });
       
        stage.setScene(scene);
        stage.show();
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
   
}

public class FXMLDocumentController implements Initializable {
   
    Movements Movements = new Movements();
 
    @FXML public Slider SpeedSlider;
    @FXML public Slider TurnsSlider;
   

   
   
   
    @Override
    public void initialize(URL url, ResourceBundle rb) {
     
        //Send GUI Information
        Movements.GetSliders(SpeedSlider, TurnsSlider);
    }   
       
}

public class Movements {
   
    //Define Data Variables
    public double SpeedValue;
    public double TurnsValue;
   
    //Define GUI Variables
    private Slider SpeedSlider;
    private Slider TurnsSlider;
   
    public void GetSliders(Slider SpeedSlider, Slider TurnsSlider) {
        this.SpeedSlider = SpeedSlider;
        this.TurnsSlider = TurnsSlider;
}

    //Get Sliders
   
    public void GetKeys(KeyEvent Key) {
        System.out.println(Key.getCode());
        System.out.println(SpeedSlider);
       
        Platform.runLater(new Runnable() {
                @Override public void run() {
                    TurnsSlider.setValue(10);
                }
        });
    }

}

public class FXMLDocumentController implements Initializable {
   
        @FXML
        private TextField carlos;
        RXTX main = new RXTX();
       
        @FXML
    private void handleButtonAction(ActionEvent event) {
       
    }
       
   
   
        @Override
        public void initialize(URL url, ResourceBundle rb) {
    main.initialize();
    Thread t = new Thread() {
                public void run() {
                   
                    //the following line will keep this app alive for 1000 seconds,
                    //waiting for events to occur and responding to them (printing incoming messages to console).
                    try {Thread.sleep(1000000);} catch (InterruptedException ie) {}
                }
            };
    t.start();
    System.out.println("Started");
        }   
       
}

public class RXTX implements SerialPortEventListener{

    @FXML private TextField carlos;
   
    private String Temperature;
   
        SerialPort serialPort;
        /** The port we're normally going to use. */
private static final String PORT_NAMES[] = {
"COM5" // Windows
};
/**
* A BufferedReader which will be fed by a InputStreamReader
* converting the bytes into characters
* making the displayed results codepage independent
*/
private BufferedReader input;
/** The output stream to the port */
private OutputStream output;
/** Milliseconds to block while waiting for port open */
private static final int TIME_OUT = 2000;
/** Default bits per second for COM port. */
private static final int DATA_RATE = 57600;

public void initialize() {
CommPortIdentifier portId = null;
Enumeration portEnum = CommPortIdentifier.getPortIdentifiers();

//First, Find an instance of serial port as set in PORT_NAMES.
while (portEnum.hasMoreElements()) {
CommPortIdentifier currPortId = (CommPortIdentifier) portEnum.nextElement();
for (String portName : PORT_NAMES) {
if (currPortId.getName().equals(portName)) {
portId = currPortId;
break;
}
}
}
if (portId == null) {
System.out.println("Could not find COM port.");
return;
}

try {
// open serial port, and use class name for the appName.
serialPort = (SerialPort) portId.open(this.getClass().getName(),
TIME_OUT);

// set port parameters
serialPort.setSerialPortParams(DATA_RATE,
SerialPort.DATABITS_8,
SerialPort.STOPBITS_1,
SerialPort.PARITY_NONE);

// open the streams
input = new BufferedReader(new InputStreamReader(serialPort.getInputStream()));
output = serialPort.getOutputStream();

// add event listeners
serialPort.addEventListener(this);
serialPort.notifyOnDataAvailable(true);
} catch (Exception e) {
System.err.println(e.toString());
}
}

/**
* This should be called when you stop using the port.
* This will prevent port locking on platforms like Linux.
*/
public synchronized void close() {
if (serialPort != null) {
serialPort.removeEventListener();
serialPort.close();
}
}

/**
* Handle an event on the serial port. Read the data and print it.
*/
public synchronized void serialEvent(SerialPortEvent oEvent) {
if (oEvent.getEventType() == SerialPortEvent.DATA_AVAILABLE) {
try {
String inputLine=input.readLine();
System.out.println(inputLine);
                                GetData(inputLine);
} catch (Exception e) {
System.err.println(e.toString());
}
}
// Ignore all the other eventTypes, but you should consider the other ones.
}

        @FXML
private void GetData(String Data) {
           
            if(Data.contains("Temperature")){
                carlos.setText("Test");   
            }
           
        }
}

public class OPilot extends Application {
   
    @Override
    public void start(Stage stage) throws Exception {
     
               
        Parent root = FXMLLoader.load(getClass().getResource("FXMLDocument.fxml"));
       
        Scene scene = new Scene(root);
       
        stage.setScene(scene);
        stage.show();
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
   
}