ScreenSaver Prevent

ScreenSaverPreventMain.java

import java.awt.*;
import java.time.Duration;

/**
 * Move the mouse by one pixel every 3 minutes to prevent screen saver to start,
 * useful when you dont have the right permissions to change that
 * https://stackoverflow.com/questions/4231458/moving-the-cursor-in-java
 * https://stackoverflow.com/questions/1439022/get-mouse-position
 */
public class ScreenSaverPreventMain {

  public static final long MOUSE_MOVE_INTERVAL = Duration
      .ofMinutes(3)
      .toMillis();

  public static void main(String[] args) {
    try {
      final Robot r = new Robot();
      while (true) {
        moveMouseOnePixel(r);
        Thread.sleep(MOUSE_MOVE_INTERVAL);
      }
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  static void moveMouseOnePixel(Robot robot) {
    final Point location = MouseInfo.getPointerInfo()
        .getLocation();
    final int x = (int) (location.getX() + 1);
    final int y = (int) (location.getY() + 1);
    robot.mouseMove(x, y);
    System.out.printf("status=preventing-screen-saver, action=mouse-moved, y=%d, y=%d%n", x, y);
  }

  static void moveMouseToTheCenter(Robot robot) throws AWTException {
    final int y = (int) Toolkit.getDefaultToolkit()
        .getScreenSize()
        .getHeight() / 2;
    final int x = (int) Toolkit.getDefaultToolkit()
        .getScreenSize()
        .getWidth() / 2;
    robot.mouseMove(x, y);
  }
}