From aa784ab65cc24caf45a4c38af7e5fdeb526eb393 Mon Sep 17 00:00:00 2001
From: admin <weikou2014>
Date: 星期二, 14 五月 2019 14:49:20 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/master'
---
utils/src/main/java/org/yeshi/utils/DateUtil.java | 156 +++++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 143 insertions(+), 13 deletions(-)
diff --git a/utils/src/main/java/org/yeshi/utils/DateUtil.java b/utils/src/main/java/org/yeshi/utils/DateUtil.java
index 65596e2..e3f53a6 100644
--- a/utils/src/main/java/org/yeshi/utils/DateUtil.java
+++ b/utils/src/main/java/org/yeshi/utils/DateUtil.java
@@ -2,8 +2,10 @@
import java.text.ParseException;
import java.text.SimpleDateFormat;
+import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
+import java.util.List;
public class DateUtil {
@@ -53,6 +55,17 @@
return datatime;
}
+ /**
+ * 閫氳繃鏃堕棿绉掓绉掓暟鍒ゆ柇涓や釜鏃堕棿鐨勯棿闅�
+ *
+ * @param date1
+ * @param date2
+ * @return
+ */
+ public static int differentDaysByMillisecond(Date start, Date end) {
+ return (int) ((end.getTime() - start.getTime()) / (1000 * 3600 * 24));
+ }
+
public String transferLongToDate(String dateFormat, Long millSec) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Date date = new Date(millSec);
@@ -96,42 +109,159 @@
/**
* 鎸囧畾鏃ユ湡鍔犱笂澶╂暟鍚庣殑鏃ユ湡
*
- * @param num
- * 澧炲姞鐨勫ぉ鏁�
- * @param nowDate
- * 鍒涘缓鏃堕棿
+ * @param num 澧炲姞鐨勫ぉ鏁�
+ * @param nowDate 鍒涘缓鏃堕棿
* @return
* @throws ParseException
*/
public static String plusDay(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 format.format(ca.getTime());
}
-
+
+ /**
+ * 鎸囧畾鏃ユ湡鍔犱笂澶╂暟鍚庣殑鏃ユ湡
+ *
+ * @param num 澧炲姞鐨勫ぉ鏁�
+ * @param nowDate 鍒涘缓鏃堕棿
+ * @return
+ * @throws ParseException
+ */
+ public static String plusDay(int num, Date currdate) throws ParseException {
+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+
+ Calendar ca = Calendar.getInstance();
+ ca.setTime(currdate);
+ ca.add(Calendar.DATE, num);
+
+ return format.format(ca.getTime());
+ }
+
/**
* 鎸囧畾鏃ユ湡鍑忓幓澶╂暟鍚庣殑鏃ユ湡
*
- * @param num
- * 鍑忓幓鐨勫ぉ鏁�
- * @param nowDate
- * 鍒涘缓鏃堕棿
+ * @param num 鍑忓幓鐨勫ぉ鏁�
+ * @param nowDate 鍒涘缓鏃堕棿
* @return
* @throws ParseException
*/
public static String reduceDay(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); // 鏃ユ湡鍑� 濡傛灉涓嶅鍑忎細灏嗘湀鍙樺姩
-
+
return format.format(ca.getTime());
}
+
+ /**
+ * 鎸囧畾鏃ユ湡鍑忓幓澶╂暟鍚庣殑鏃ユ湡
+ *
+ * @param num 鍑忓幓鐨勫ぉ鏁�
+ * @param nowDate 鍒涘缓鏃堕棿
+ * @return
+ * @throws ParseException
+ */
+ public static Date reduceDay(int num, Date date) throws ParseException {
+ // 璁剧疆瑕佽幏鍙栧埌浠�涔堟牱鐨勬椂闂�
+ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
+ // 鑾峰彇String绫诲瀷鐨勬椂闂�
+ String date_str = format.format(date);
+ Date currdate = format.parse(date_str);
+
+ Calendar ca = Calendar.getInstance();
+ ca.setTime(currdate);
+ ca.add(Calendar.DATE, -num); // 鏃ユ湡鍑� 濡傛灉涓嶅鍑忎細灏嗘湀鍙樺姩
+
+ return ca.getTime();
+ }
+
+ /**
+ * 璁＄畻涓や釜鏃ユ湡涔嬮棿鐩稿樊鐨勫ぉ鏁�
+ *
+ * @param smdate 杈冨皬鐨勬椂闂�
+ * @param bdate 杈冨ぇ鐨勬椂闂�
+ * @return 鐩稿樊澶╂暟
+ * @throws ParseException calendar 瀵规棩鏈熻繘琛屾椂闂存搷浣� getTimeInMillis() 鑾峰彇鏃ユ湡鐨勬绉掓樉绀哄舰寮�
+ */
+ public static int daysBetween(Date smdate, Date bdate) throws ParseException {
+ Calendar cal = Calendar.getInstance();
+ cal.setTime(smdate);
+ long time1 = cal.getTimeInMillis();
+ cal.setTime(bdate);
+ long time2 = cal.getTimeInMillis();
+ long between_days = (time2 - time1) / (1000 * 3600 * 24);
+ return Integer.parseInt(String.valueOf(between_days));
+ }
+
+ /**
+ * 瀛楃涓叉棩鏈熸牸寮忕殑璁＄畻
+ *
+ * @param smdate
+ * @param bdate
+ * @return
+ * @throws ParseException
+ */
+ public static int daysBetween(String smdate, String bdate) throws ParseException {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+ Calendar cal = Calendar.getInstance();
+ cal.setTime(sdf.parse(smdate));
+ long time1 = cal.getTimeInMillis();
+ cal.setTime(sdf.parse(bdate));
+ long time2 = cal.getTimeInMillis();
+ long between_days = (time2 - time1) / (1000 * 3600 * 24);
+ return Integer.parseInt(String.valueOf(between_days));
+ }
+
+ /**
+ * 杩斿洖涓棿鏃ユ湡
+ *
+ * @param startTime
+ * @param endTime
+ * @return
+ * @throws Exception
+ */
+ public static List<String> dayFactory(String startTime, String endTime) throws Exception {
+
+ List<String> listDate = new ArrayList<String>();
+
+ String plusDay = "";
+ for (int i = 0; i < 1000; i++) {
+ if (i == 0) {
+ plusDay = startTime;
+ } else {
+ plusDay = DateUtil.plusDay(i, startTime);
+ }
+
+ listDate.add(plusDay);
+
+ if (plusDay.equals(endTime)) {
+ break; // 鏃堕棿缁撴潫
+ }
+ }
+ return listDate;
+ }
+
+ /**
+ * @param args
+ * @throws ParseException format() 瀵规棩鏈熻繘琛屾牸寮忓寲澶勭悊 parse() 灏嗘棩鏈熻缃负date绫诲瀷
+ */
+ public static void main(String[] args) throws ParseException {
+ // TODO Auto-generated method stub
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ Date d1 = sdf.parse("2016-09-08 00:00:00");
+ Date d2 = sdf.parse("2016-09-08 00:00:00");
+
+ System.out.println(daysBetween(d1, d2));
+ System.out.println(daysBetween("2016-09-08 10:10:10", "2016-09-29 00:00:00"));
+ }
+
}
\ No newline at end of file
--
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