import java.util.*;

import javafx.application.*;
import javafx.scene.*;
import javafx.scene.chart.*;
import javafx.scene.control.*;
import javafx.scene.layout.*;
import javafx.stage.*;

public class RT36691 extends Application {
    private XYChart.Series<Integer, Integer> series;

    @Override public void start(Stage stage) {
        NumberAxis xAxis = new NumberAxis();
        NumberAxis yAxis = new NumberAxis();
        LineChart lineChart = new LineChart<Number, Number>(xAxis, yAxis);
        lineChart.setCreateSymbols(false);
        series = new XYChart.Series<Integer, Integer>();
        lineChart.getData().addAll(series);

        startUpdateTimer();

        Scene scene = new Scene(lineChart);
        stage.setScene(scene);
        stage.show();
    }

    int count = 1;

    private void startUpdateTimer() {
        TimerTask timerTask = new TimerTask() {
            public void run() {
                Platform.runLater(new Runnable() {
                    public void run() {
                        series.getData().add(new XYChart.Data(count++, 1));
                    }
                });
            }
        };
        new Timer("Timer", true).schedule(timerTask, 0, 5000);
    }
}