校验日期格式为yyyy-MM-dd

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/**     * 校验时间     *     * @param text     * @return     */    public static boolean checkTime(String text)    {        DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");        try        {            Date date = (Date)formatter.parse(text);            return text.equals(formatter.format(date));        }        catch (Exception e)        {          }        return false;    }