import java.awt.Robot;
import java.awt.event.InputEvent;
public class Main {
public static void main(String[] args) throws Exception {
Robot robot = new Robot();
robot.mouseMove(200, 200);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
robot.mouseWheel(-100);
}
}