/** * 判断string 能否转换成 date - 待测试 20160815 by Caijl * * @param str * @return */ public static boolean isValidDate(String str) { boolean convertSuccess = true; // 指定日期格式为四位年/两位月份/两位日期,注意yyyy/MM/dd区分大小写; SimpleDateFormat formatDateTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); try { formatDateTime.parse(str); convertSuccess = true; return convertSuccess; } catch (ParseException e) { // 如果throw java.text.ParseException或者NullPointerException,就说明格式不对 convertSuccess = false; } SimpleDateFormat formatDate = new SimpleDateFormat("yyyy-MM-dd"); try { formatDate.parse(str); convertSuccess = true; return convertSuccess; } catch (ParseException e) { // 如果throw java.text.ParseException或者NullPointerException,就说明格式不对 convertSuccess = false; }
/** * 将 String 转换成 Date * * @param string * 经过 isValidDate 检验过的格式 * @return * @throws ParseException */ public static Date convertStringToDate(String string) throws ParseException { try { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); return sdf.parse(string); } catch (ParseException e) { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); return sdf.parse(string); } } return convertSuccess; }
转载于:https://my.oschina.net/hycky/blog/806898