Robot robot = new Robot();
Rectangle rectangle = new Rectangle(184, 310, 410, 39);
Point start = new Point(rectangle.x, rectangle.y);
Point finish = new Point(rectangle.x + rectangle.width, rectangle.y + rectangle.height);
robot.mouseMove(start.x, start.y);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseMove(finish.x, finish.y);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);