android 防止多次点击

  private static long lastClickTime;  
  public static final int INTEGER_800 = 800;  
/**
     * 防止多次点击(返回是否可以点击)
     * @return
     */
    public static boolean isClickable() {
        long time = System.currentTimeMillis();
        long timeD = time - lastClickTime;
        if (0 < timeD && timeD < INTEGER_800) {
            return false;
        }
        lastClickTime = time;
        return true;
    }

  if(Utils.isClickable()){
    //此处写点击要执行的操作
    }