2秒内防止快速点击的实现

public class FastClickUtils {

private static final int MIN_CLICK_DELAY_TIME =2000;

    private static long lastClickTime;

    public static boolean isFastClick() {

boolean flag;

        long curClickTime = System.currentTimeMillis();

        if ((curClickTime -lastClickTime) >=MIN_CLICK_DELAY_TIME) {

                flag =false;

        }else{

                    flag =true;

        }

                lastClickTime = curClickTime;

                return flag;

    }

}