Java获取显示器屏幕大小

public static void main(String[] args)
    {
        Dimension screensize = Toolkit.getDefaultToolkit().getScreenSize();
        int width = (int)screensize.getWidth();
        int height = (int)screensize.getHeight();
        System.out.println("宽度：" + width + "  高度:" + height);
    }