How to use

Timer

in

java.util

 public void run() {
  new Timer().schedule(new TimerTask() {
   @Override public void run() {
    boolean refreshRequired = androidWifiADB.refreshDevicesList();
    if (refreshRequired) {
     updateUi();
    }
   }
  }, 0, INTERVAL_REFRESH_DEVICES);
 }
});

/**
 * Schedules prune.
 */
public void schedulePrune(long delay) {
  if (pruneTimer != null) {
    pruneTimer.cancel();
  }
  pruneTimer = new Timer();
  pruneTimer.schedule(
      new TimerTask() {
        @Override
        public void run() {
          prune();
        }
      }, delay, delay
  );
}

/**
 * Start the timer to run at fixed intervals.
 */
@Override
public void start() {
  rotationTimer = new Timer(true);
  TimerTask task = new TimerTask() {
    @Override
    public void run() {
      rotationTimerTriggered.set(true);
    }
  };
  rotationTimer.scheduleAtFixedRate(task, interval, interval);
}

      JFrame frame = new JFrame();
      frame.setLayout(new GridLayout(N, N, N, N));
      frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
      for (int i = 0; i < N * N; i++) {
        frame.add(new RotatePanel());
      frame.pack();
      frame.setVisible(true);
private final Timer timer = new Timer(25, this);
private Image image = RotatableImage.getImage(SIZE);
private double dt = DELTA_THETA;
  this.setBackground(Color.lightGray);
  this.setPreferredSize(new Dimension(
    image.getWidth(null), image.getHeight(null)));
  this.addMouseListener(new MouseAdapter() {
  super.paintComponent(g);
  Graphics2D g2d = (Graphics2D) g;
  g2d.translate(this.getWidth() / 2, this.getHeight() / 2);
  g2d.rotate(theta);
  g2d.translate(-image.getWidth(this) / 2, -image.getHeight(this) / 2);
public void actionPerformed(ActionEvent e) {
  theta += dt;
  repaint();

setLayout(new BorderLayout());
add(new JScrollPane(textArea, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, 
   JScrollPane.HORIZONTAL_SCROLLBAR_NEVER));
System.setOut(new PrintStream(taOutputStream));
new Timer(timerDelay , new ActionListener() {
  int count = 0;
  @Override
JFrame frame = new JFrame("Test");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(new TextAreaOutputStreamTest());
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);

new Timer(TIMER_DELAY, new ActionListener() {
     rectX++;
     rectY++;
     repaint();
   } else {
     ((Timer)actEvt.getSource()).stop();
Gunman mainPanel = new Gunman();
JFrame frame = new JFrame("Gunman");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(mainPanel);
frame.pack();
frame.setLocationByPlatform(true);
frame.setVisible(true);

setLayout(new BorderLayout());
add(slideContainer, BorderLayout.CENTER);
Timer myTimer = new Timer(5000, new ActionListener() {
   goodbyeLabel.setOpaque(true);
   goodbyeLabel.setBackground(Color.pink);
   slideContainer.add(goodbyeLabel);
myTimer.setRepeats(false);
myTimer.start();
SlideEg mainPanel = new SlideEg();
JFrame frame = new JFrame("SlideEg");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(mainPanel);
frame.pack();
frame.setLocationByPlatform(true);
frame.setVisible(true);
comp.setSize(getPreferredSize());
comp.setVisible(true);
comp.setLocation(getPreferredSize().width, 0);
slideFromRight(comp, oldComponent);
return returnResult;
new Timer(SLIDE_DELAY, new ActionListener() {

    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    jtp.setPreferredSize(new Dimension(400, 200));
    createTab("Reds", Color.RED);
    createTab("Greens", Color.GREEN);
    createTab("Blues", Color.BLUE);
    f.add(jtp, BorderLayout.CENTER);
    f.pack();
    f.setVisible(true);
private final Timer timer = new Timer(1000, this);
private final JLabel label = new JLabel("Stackoverflow!");
private final JTabbedPane parent;
  this.icon = icon;
  this.mask = icon.color.getRGB();
  this.setBackground(icon.color);
  label.setForeground(icon.color);
  this.add(label);
  timer.start();
  this.setBackground(new Color(rnd.nextInt() & mask));
  this.icon.update(count += rnd.nextInt(8));
  this.parent.repaint();

panel.setLayout(null);
label.setSize(label.getIcon().getIconWidth(), 
       label.getIcon().getIconHeight());
panel.add( label );
JFrame frame = new JFrame();
frame.add( panel );
frame.setSize(800, 600 );
frame.setVisible( true );
Timer timer = new Timer();
final Random random = new Random();
timer.schedule( new TimerTask() {
  public void run(){
     label.setLocation( random.nextInt(800-label.getWidth()), 
              random.nextInt(600-label.getHeight()));       

Timer timer = new Timer();
  timer.schedule(new TextGeneratorTask(), 250, 250);
  jScrollPane = new javax.swing.JScrollPane();
  jTextArea = new javax.swing.JTextArea();
  setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
  jScrollPane.setViewportView(jTextArea);
  getContentPane().add(jScrollPane, java.awt.BorderLayout.CENTER);
  setSize(320, 240);
  setLocationRelativeTo(null);
  Rectangle visibleRect = component.getVisibleRect();
  visibleRect.y = component.getHeight() - visibleRect.height;
  component.scrollRectToVisible(visibleRect);
  java.awt.EventQueue.invokeLater(new Runnable() {
    public void run() {
      new ScrollingJTextAreaExample().setVisible(true);

  bkgrndImage = ImageIO.read(bkgrdImageURL);
  playerImage = ImageIO.read(playerImageURL);
  setPreferredSize(new Dimension(bkgrndImage.getWidth(), bkgrndImage.getHeight()));
} catch (MalformedURLException e) {
  e.printStackTrace();
Timer timer = new Timer(TIMER_DELAY, new TimerListener());
timer.start();
InputMap inMap = getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
ActionMap actMap = getActionMap();
for (final Direction direction : Direction.values()) {
  KeyStroke pressed = KeyStroke.getKeyStroke(direction.getKeyCode(), 0, false);
    int w = playerImage.getWidth() + 4 * STEP;
    int h = playerImage.getHeight() + 4 * STEP;
    MoveIcon.this.repaint(x, y, w, h); // !! repaint just the player
JFrame frame = new JFrame("MoveIcon");
frame.getContentPane().add(new MoveIcon());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);

JFrame frame = new JFrame();
final JLabel label = new JLabel("Click on me and hold the mouse button down");
label.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
frame.getContentPane().add(label);
label.addMouseListener(new TimingMouseAdapter());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
  timer = new Timer(100, new ActionListener() {
    public void actionPerformed(ActionEvent e) {
      System.out.println("Mouse still pressed...");

new Timer(TIMER_DELAY, new TimerListener()).start();
InputMap inputMap = getInputMap(condition);
ActionMap actionMap = getActionMap();
for (final Direction dir : Direction.values()) {
FontMetrics fontMetrics = getFontMetrics(BG_STRING_FONT);
int w = fontMetrics.stringWidth(BACKGROUND_STRING);
int h = fontMetrics.getHeight();
  repaint();
};
AnimateExample mainPanel = new AnimateExample();
JFrame frame = new JFrame("Animate Example");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(mainPanel);
frame.pack();
frame.setLocationByPlatform(true);
frame.setVisible(true);

private Timer mTimer1;
 private TimerTask mTt1;
 private Handler mTimerHandler = new Handler();
 private void stopTimer(){
   if(mTimer1 != null){
     mTimer1.cancel();
     mTimer1.purge();
   }
 }
 private void startTimer(){
   mTimer1 = new Timer();
   mTt1 = new TimerTask() {
     public void run() {
       mTimerHandler.post(new Runnable() {
         public void run(){
           //TODO
         }
       });
     }
   };
   mTimer1.schedule(mTt1, 1, 5000);
 }

    gui.setBorder(new EmptyBorder(2, 3, 2, 3));
    gui.add(new OvalGradientPaintSurface());
    gui.setBackground(Color.WHITE);
    JFrame f = new JFrame("Oval Gradient Paint");
    f.add(gui);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setLocationByPlatform(true);
    f.pack();
    f.setVisible(true);
    repaint();
Timer t = new Timer(15, listener);
t.start();
Graphics2D g2 = (Graphics2D)g;
AffineTransform moveToCenter = AffineTransform.
    getTranslateInstance(getWidth()/2d, getHeight()/2d);
g2.setPaint(paint);
double y = yScale/100d;

JFrame frame = new JFrame();
frame.setTitle("Clock");
frame.setSize(200, 100);
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.setVisible(true);
label.setFont(label.getFont().deriveFont(25f));
label.setSize(200, 100);
frame.add(label);
Timer timer = new Timer();
timer.scheduleAtFixedRate(new TimerTask() {
  @Override
  public void run() {

private Timer time = new Timer(5, (ActionListener) this);
int x = 0, y = 0;
  x++;
  y++;
  repaint();
  setPreferredSize(new Dimension(700, 500));
  time.start();
  JFrame frame = new JFrame("Graphics2DTest");
  frame.getContentPane().add(new Graphics2DTest());
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  frame.pack();
  frame.setLocationRelativeTo(null);
  frame.setVisible(true);

/**
 * Stops the watcher.
 */
public void stop() {
  if (timer != null) {
    timer.cancel();
    timer = null;
  }
}

 JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Timer timer = new Timer(1000, (ActionEvent e) -> {
  frame.setTitle(String.valueOf(System.currentTimeMillis()));
});
timer.setRepeats(true);
timer.start();
frame.setVisible(true);

private final Timer timer = new Timer(1000, this);
private final JLabel text = new JLabel();
  JFrame f = new JFrame();
  setTranslucency( f );
  f.setUndecorated( true );
  f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  f.setBackground(new Color(0f, 0f, 0f, 1f / 3f));
  f.add(new Translucent());
  f.pack();
  f.setVisible(true);