| | |
| | | return datatime;
|
| | | }
|
| | |
|
| | | public static String dateDiff5(Date startTime, Date endTime) throws Exception {
|
| | | long nm = 1000 * 60;// 一分钟的毫秒数
|
| | | long nh = 1000 * 60 * 60;// 一小时的毫秒数
|
| | | long nd = 1000 * 24 * 60 * 60;// 一天的毫秒数
|
| | |
|
| | | // 获得两个时间的毫秒时间差异
|
| | | long diff = endTime.getTime() - startTime.getTime();
|
| | | long day = diff / nd;// 计算差多少天
|
| | | long hour = diff % nd / nh;// 计算差多少小时
|
| | | long min = diff % nd % nh / nm;// 计算差多少分钟
|
| | | long second = (diff / 1000 - day * 24 * 60 * 60 - hour * 60 * 60 - min * 60); // 计算差多少秒
|
| | | |
| | | String datatime = "";
|
| | | if (day > 0) {
|
| | | datatime = day + "天";
|
| | | } else if (hour > 0) {
|
| | | datatime = hour + "小时";
|
| | | } else if (min > 0) {
|
| | | datatime = min + "分钟";
|
| | | } else if(second > 0) {
|
| | | datatime = second + "秒";
|
| | | }
|
| | | return datatime;
|
| | | }
|
| | | |
| | | |
| | | public static long dateDiffMin(Date startTime, Date endTime) throws Exception {
|
| | | long nm = 1000 * 60;// 一分钟的毫秒数
|
| | | long nh = 1000 * 60 * 60;// 一小时的毫秒数
|
| | | long nd = 1000 * 24 * 60 * 60;// 一天的毫秒数
|
| | |
|
| | | // 获得两个时间的毫秒时间差异
|
| | | long diff = endTime.getTime() - startTime.getTime();
|
| | | long day = diff / nd;// 计算差多少天
|
| | | long hour = diff % nd / nh;// 计算差多少小时
|
| | | long min = diff % nd % nh / nm + day * 24 * 60 + hour * 60;// 计算差多少分钟
|
| | | return min;
|
| | | }
|
| | | |
| | | |
| | | |
| | | /**
|
| | | * 通过时间秒毫秒数判断两个时间的间隔
|
| | | *
|
| | |
| | |
|
| | | return format.format(ca.getTime());
|
| | | }
|
| | | |
| | | /**
|
| | | * 指定日期加上天数后的日期
|
| | | * |
| | | * @param num 增加的天数
|
| | | * @param nowDate 创建时间
|
| | | * @return
|
| | | * @throws ParseException
|
| | | */
|
| | | public static Date plusDayReturnDate(int num, String nowDate) throws ParseException {
|
| | | SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
|
| | | Date currdate = format.parse(nowDate);
|
| | | Calendar ca = Calendar.getInstance();
|
| | | ca.setTime(currdate);
|
| | | ca.add(Calendar.DATE, num);
|
| | | return ca.getTime();
|
| | | }
|
| | |
|
| | | /**
|
| | | * 指定日期加上天数后的日期
|
| | |
| | | return format.format(ca.getTime());
|
| | | }
|
| | |
|
| | | |
| | | /**
|
| | | * 指定日期加上天数后的日期
|
| | | *
|
| | |
| | | * @return
|
| | | * @throws ParseException
|
| | | */
|
| | | public static String reduceDay2(int num, Date date) throws ParseException {
|
| | | // 设置要获取到什么样的时间
|
| | | SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
|
| | | // 获取String类型的时间
|
| | | String date_str = format.format(date);
|
| | | Date currdate = format.parse(date_str);
|
| | |
|
| | | Calendar ca = Calendar.getInstance();
|
| | | ca.setTime(currdate);
|
| | | ca.add(Calendar.DATE, -num); // 日期减 如果不够减会将月变动
|
| | |
|
| | | return format.format(ca.getTime());
|
| | | }
|
| | | |
| | | /**
|
| | | * 指定日期减去天数后的日期
|
| | | * |
| | | * @param num 减去的天数
|
| | | * @param nowDate 创建时间
|
| | | * @return
|
| | | * @throws ParseException
|
| | | */
|
| | | public static Date reduceDay(int num, Date date) throws ParseException {
|
| | | // 设置要获取到什么样的时间
|
| | | SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
|