From 5acd00fd233757a9c7616b23b195e93e3cdb605a Mon Sep 17 00:00:00 2001
From: chenjiahe <763432473@qq.com>
Date: 星期一, 26 十二月 2022 17:06:22 +0800
Subject: [PATCH] 新增时间算法
---
src/main/java/com/hx/util/DateUtil.java | 243 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 241 insertions(+), 2 deletions(-)
diff --git a/src/main/java/com/hx/util/DateUtil.java b/src/main/java/com/hx/util/DateUtil.java
index 683814c..3618084 100644
--- a/src/main/java/com/hx/util/DateUtil.java
+++ b/src/main/java/com/hx/util/DateUtil.java
@@ -302,6 +302,18 @@
}
}
+ /**鏃堕棿涓婄鍙犲姞
+ * @Author: ChenJiaHe
+ * @param dateTime 鏃堕棿
+ * @param second 绉�
+ * @return
+ */
+ public static Date addSecond(Date dateTime,int second){
+ Calendar c = Calendar.getInstance();
+ c.setTime(dateTime);
+ c.add(Calendar.SECOND, second);
+ return c.getTime();
+ }
/**鏃堕棿涓婂垎閽熷彔鍔�
* @Author: ChenJiaHe
@@ -428,6 +440,18 @@
}
/**
+ * 鑾峰彇涓や釜鏃堕棿鐩稿樊鍒嗛挓鏁�
+ * @param startTime 寮�濮嬫椂闂�
+ * @param endTime 缁撴潫鏃堕棿
+ * @return 鍒嗛挓
+ */
+ public static long differMinute(Date startTime, Date endTime) {
+ long NTime = startTime.getTime();
+ long OTime = endTime.getTime();
+ return (NTime - OTime) / 1000 / 60;
+ }
+
+ /**
* endTime姣攕tartTime澶氱殑澶╂暟
* @param startTime 鏈�灏忔椂闂�
* @param endTime 鏈�澶ф椂闂�
@@ -512,8 +536,223 @@
}
return 0;
-
-
}
+ /**
+ * 鑾峰彇褰撳墠鏈堢殑寮�濮嬫椂闂�
+ * @param time 鏃堕棿
+ * @return 杩斿洖鏃堕棿 鏍煎紡yyyy-MM-dd 00:00:00
+ */
+ public static Date getMonthStart(Date time) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(time);
+ calendar.set(Calendar.DAY_OF_MONTH, 1);
+ calendar.set(Calendar.HOUR_OF_DAY, 0);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ return calendar.getTime();
+ }
+
+ /**
+ * 鑾峰彇褰撳墠鏈堢殑寮�濮嬫椂闂�
+ *
+ * @param num 0鎷垮彇褰撴湀锛屾浠ｈ〃鍚庯紝璐熶唬琛ㄥ墠锛屽�间负鍑犱釜锛堟湀锛�
+ * @return 杩斿洖鏃堕棿 鏍煎紡yyyy-MM-dd 00:00:00
+ */
+ public static String getMonthStart(Integer num) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.add(Calendar.MONTH, num);
+ calendar.set(Calendar.DAY_OF_MONTH, 1);
+ calendar.set(Calendar.HOUR_OF_DAY, 0);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
+ return sdf.format(calendar.getTime());
+ }
+
+ /**
+ * 鑾峰彇褰撳墠鏈堢殑缁撴潫鏃堕棿
+ * @param date 鐐瑰墠鏃堕棿
+ * @return 杩斿洖鏃堕棿 鏍煎紡yyyy-MM-dd 23:59:59
+ */
+ public static Date getMonthEnd(Date date) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
+ calendar.set(Calendar.HOUR_OF_DAY, 23);
+ calendar.set(Calendar.MINUTE, 59);
+ calendar.set(Calendar.SECOND, 59);
+ return calendar.getTime();
+ }
+
+ /**
+ * 鑾峰彇褰撳墠鏈堢殑缁撴潫鏃堕棿
+ * @param num 0鎷垮彇褰撴湀锛屾浠ｈ〃鍚庯紝璐熶唬琛ㄥ墠锛屽�间负鍑犱釜锛堟湀锛�
+ * @return 杩斿洖鏃堕棿 鏍煎紡yyyy-MM-dd 23:59:59
+ */
+ public static String getMonthEnd(Integer num) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.add(Calendar.MONTH, num);
+ calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMaximum(Calendar.DAY_OF_MONTH));
+ calendar.set(Calendar.HOUR_OF_DAY, 23);
+ calendar.set(Calendar.MINUTE, 59);
+ calendar.set(Calendar.SECOND, 59);
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
+ return sdf.format(calendar.getTime());
+ }
+
+ /**
+ * 鑾峰彇褰撳墠骞寸殑寮�濮嬫椂闂�
+ * @param time 鏃堕棿
+ * @return 杩斿洖鏃堕棿 鏍煎紡yyyy-MM-dd 00:00:00
+ */
+ public static Date getYearStart(Date time) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(time);
+ calendar.set(Calendar.MONTH, 1);
+ calendar.set(Calendar.DAY_OF_MONTH, 1);
+ calendar.set(Calendar.HOUR_OF_DAY, 0);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ return calendar.getTime();
+ }
+
+ /**
+ * 鑾峰彇褰撳墠骞寸殑缁撴潫鏃堕棿
+ * @param time 鏃堕棿
+ * @return 杩斿洖鏃堕棿 鏍煎紡yyyy-MM-dd 00:00:00
+ */
+ public static Date getYearEnd(Date time) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(time);
+ calendar.set(Calendar.MONTH, 12);
+ calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMaximum(Calendar.DATE));
+ calendar.set(Calendar.HOUR_OF_DAY, 23);
+ calendar.set(Calendar.MINUTE, 59);
+ calendar.set(Calendar.SECOND, 59);
+ return calendar.getTime();
+ }
+
+
+ /**杩欏ぉ鐨勫紑濮嬫椂闂�
+ * 鏃ユ湡2000-01-01鍙�2000-01-01 00:00:00
+ */
+ public static String dayToStart(Date date) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ calendar.set(Calendar.HOUR_OF_DAY, 0);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
+ return sdf.format(calendar.getTime());
+ }
+
+ /**杩欏ぉ鐨勬渶鍚庢椂闂�
+ * 鏃ユ湡2000-01-01鍙�2000-01-01 23:59:59
+ */
+ public static String dayToEnd(Date date) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ calendar.set(Calendar.HOUR_OF_DAY, 23);
+ calendar.set(Calendar.MINUTE, 59);
+ calendar.set(Calendar.SECOND, 59);
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
+ return sdf.format(calendar.getTime());
+ }
+
+ /**杩欏ぉ鐨勫紑濮嬫椂闂�
+ * 鏃ユ湡2000-01-01鍙�2000-01-01 00:00:00
+ */
+ public static Date dayToStartDate(Date date) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ calendar.set(Calendar.HOUR_OF_DAY, 0);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ return calendar.getTime();
+ }
+
+ /**杩欏ぉ鐨勬渶鍚庢椂闂�
+ * 鏃ユ湡2000-01-01鍙�2000-01-01 23:59:59
+ */
+ public static Date dayToEndDate(Date date) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ calendar.set(Calendar.HOUR_OF_DAY, 23);
+ calendar.set(Calendar.MINUTE, 59);
+ calendar.set(Calendar.SECOND, 59);
+ return calendar.getTime();
+ }
+
+ /**鑾峰彇鏈堜唤鐨勫ぉ鏁�
+ * @param date 鏃堕棿
+ * @return 鏈堜唤鐨勫ぉ鏁�
+ */
+ public static int getMonthDays(Date date) {
+ Calendar cal = Calendar.getInstance();
+ cal.setTime(date);
+ cal.set(Calendar.DATE, 1);
+ cal.roll(Calendar.DATE, -1);
+ return cal.getActualMaximum(Calendar.DATE);
+ }
+ /**鑾峰彇鏈堜唤鐨勫ぉ鏁�
+ * @param year 骞翠唤
+ * @param month 鏈堜唤
+ * @return 鏈堜唤鐨勫ぉ鏁�
+ */
+ public static int getMonthDays(int year, int month) {
+ Calendar cal = Calendar.getInstance();
+ cal.set(Calendar.YEAR, year);
+ cal.set(Calendar.MONTH, (month - 1));
+ cal.set(Calendar.DATE, 1);
+ cal.roll(Calendar.DATE, -1);
+ return cal.getActualMaximum(Calendar.DATE);
+ }
+
+ /**鑾峰彇鏈堜唤鐨勫ぉ鏁�
+ * @param yearMonth 骞存湀
+ * @param format 鏃堕棿鏍煎紡
+ * @return
+ */
+ public static int getMonthDays(String yearMonth,String format) {
+ SimpleDateFormat sdf = new SimpleDateFormat(format);
+ Calendar calendar = Calendar.getInstance();
+ try {
+ calendar.setTime(sdf.parse(yearMonth));
+ } catch (ParseException e) {
+ e.printStackTrace();
+ }
+ calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
+ return calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
+ }
+
+ /**褰撳ぉ澶氬皯鐐瑰墠
+ * @param date 鏃堕棿
+ * @param num 澶氬皯鐐瑰墠锛屼笉鍚綋鐐瑰墠锛�24灏忔椂鍒�
+ * @return 鏈堜唤鐨勫ぉ鏁�
+ */
+ public static boolean getFrontMinute(Date date,int num) {
+ Calendar cal = Calendar.getInstance();
+ cal.setTime(date);
+ cal.set(Calendar.HOUR_OF_DAY, num-1);
+ cal.set(Calendar.MINUTE, 59);
+ cal.set(Calendar.SECOND, 59);
+
+ return date.compareTo(cal.getTime()) < 1;
+ }
+
+ /**
+ * 鑾峰緱鏌愪釜鏃ユ湡鐨勫綋澶╂煇鐐�
+ * 渚嬪:2022-12-26 11:20:00 -> 2022-12-26 13:00:00
+ * @param num 24灏忔椂
+ */
+ public static String getHourDayTime(Date date,int num) {
+ Calendar calendar = Calendar.getInstance();
+ calendar.setTime(date);
+ calendar.set(Calendar.HOUR_OF_DAY, num);
+ calendar.set(Calendar.MINUTE, 0);
+ calendar.set(Calendar.SECOND, 0);
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
+ return sdf.format(calendar.getTime());
+ }
}
--
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