2秒内防快速点击

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;
    }
}