JavaFX TimeLine

FXMLTime.fxml

<?xml version="1.0" encoding="UTF-8"?>

<?import java.lang.*?>
<?import java.util.*?>
<?import javafx.scene.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>

<AnchorPane id="AnchorPane" prefHeight="111.0" prefWidth="266.0" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="FXMLTimeController">
   <children>
      <TextField fx:id="txtTime" editable="false" layoutX="54.0" layoutY="38.0" />
   </children>
</AnchorPane>

FXMLTimeController.java

import java.net.URL;
import java.util.Date;
import java.util.ResourceBundle;
import javafx.animation.KeyFrame;
import javafx.animation.Timeline;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.control.TextField;
import javafx.util.Duration;


public class FXMLTimeController implements Initializable {

    @FXML
    private TextField txtTime;
    
    //timeline
    private Timeline timeline;

    private void showTime() {
        txtTime.setText((new Date()).toString());
    }

    @Override
    public void initialize(URL url, ResourceBundle rb) {
        timeline = new Timeline();
        timeline.setCycleCount(Timeline.INDEFINITE);
        timeline.setAutoReverse(false);

        timeline.getKeyFrames().add(
                new KeyFrame(Duration.seconds(1),
                        new EventHandler<ActionEvent>() {
                            @Override public void handle(ActionEvent event) {
                                showTime();
                            }
                        }));
        timeline.play();
    }

}

TimeApp.java

import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.scene.Scene;
import javafx.scene.layout.Region;
import javafx.stage.Stage;
/**
 *
 * @author Bhathiya
 */
public class TimeApp extends Application{

    @Override
    public void start(Stage primaryStage) throws Exception {
        Region root;
            FXMLLoader loader = new FXMLLoader(this.getClass().getResource(
                    "FXMLTime.fxml"));
            root = loader.load();
            Scene scene = new Scene(root);
            primaryStage.setScene(scene);
            primaryStage.show();
    }
    
}