From 3a0712a70ab0f97b4190842c33d27ba8d0d6cec3 Mon Sep 17 00:00:00 2001 From: jiangping <jp@doumee.com> Date: 星期六, 11 五月 2024 10:48:08 +0800 Subject: [PATCH] 提交一把 --- server/service/src/main/java/com/doumee/core/utils/DateUtil.java | 98 +++++++++++++++++++++++++++++++++++-------------- 1 files changed, 70 insertions(+), 28 deletions(-) diff --git a/server/service/src/main/java/com/doumee/core/utils/DateUtil.java b/server/service/src/main/java/com/doumee/core/utils/DateUtil.java index a56ff98..1acf22d 100644 --- a/server/service/src/main/java/com/doumee/core/utils/DateUtil.java +++ b/server/service/src/main/java/com/doumee/core/utils/DateUtil.java @@ -6,6 +6,8 @@ import java.text.DateFormatSymbols; import java.text.ParseException; import java.text.SimpleDateFormat; +import java.time.LocalDate; +import java.time.Period; import java.util.Calendar; import java.util.Date; import java.util.Enumeration; @@ -2995,6 +2997,21 @@ return calendar.getTime(); } + /** + * 鑾峰彇鎸囧畾鏃ユ湡鐨勪笅涓湀绗竴澶� + * @param date + * @return + */ + public static Date getNextMonthFirst(Date date){ + Calendar calendar = Calendar.getInstance(); + calendar.setTime(date); + calendar.add(Calendar.MONTH, 1); // 灏嗘棩鍘嗙殑鏈堜唤澧炲姞1 + calendar.set(Calendar.DAY_OF_MONTH, 1); // 璁剧疆涓轰笅涓湀鐨勭涓�澶� + return calendar.getTime(); + } + + + public static String afterDateToStr(Integer days){ Date date = new Date(); @@ -3142,38 +3159,63 @@ // System.out.println(DateUtil.calculateBetween(DateUtil.StringToDate("2024-02-29 23:59:59"),DateUtil.StringToDate("2024-02-01 00:00:00"),0)); - System.out.println( - DateUtil.DateToStr( +// System.out.println( +// DateUtil.DateToStr( +// +// DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),1) ,"yyyy-MM-dd HH:mm:ss" +// ) +// ); +// +// +// +// System.out.println( +// +// DateUtil.DateToStr( +// +// DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),2) ,"yyyy-MM-dd HH:mm:ss" +// ) +// +// ); +// +// System.out.println( +// +// DateUtil.DateToStr( +// +// DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),3) ,"yyyy-MM-dd HH:mm:ss" +// ) - DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),1) ,"yyyy-MM-dd HH:mm:ss" - ) - ); +// ); + + LocalDate startDate= LocalDate.of(2021,2,28); + LocalDate endDate =LocalDate.of(2022,4,5); + Period period = Period.between(startDate,endDate); + int months = period.getYears()* 12 + period.getMonths(); + System.out.println("Months between the two dates: " + months); + + +/* Calendar calo = Calendar.getInstance(); + Calendar caln = Calendar.getInstance(); // ,"yyyy-MM-dd HH:mm:ss" + caln.setTime(DateUtil.StringToDate("2024-03-06 23:59:59")); + calo.setTime(DateUtil.StringToDate("2024-02-05 00:00:00")); + System.out.println( DateUtil.calculateMonthsBetweenDates(calo,caln));*/ + +// System.out.println( +// DateUtil.DateToStr( +// DateUtil.getNextMonthFirst(new Date()) +// ,"yyyy-MM-dd HH:mm:ss") +// +// ); +// System.out.println( +// DateUtil.DateToStr( +// DateUtil.getNextMonthFirst( +// DateUtil.StringToDate("2024-12-29 21:59:59") +// ) +// ,"yyyy-MM-dd HH:mm:ss") +// +// ); - System.out.println( - - DateUtil.DateToStr( - - DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),2) ,"yyyy-MM-dd HH:mm:ss" - ) - - ); - - System.out.println( - - DateUtil.DateToStr( - - DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),3) ,"yyyy-MM-dd HH:mm:ss" - ) - - ); - -// Calendar calo = Calendar.getInstance(); -// Calendar caln = Calendar.getInstance(); // ,"yyyy-MM-dd HH:mm:ss" -// caln.setTime(DateUtil.StringToDate("2024-02-29 23:59:59")); -// calo.setTime(DateUtil.StringToDate("2024-02-01 00:00:00")); -// System.out.println( DateUtil.calculateDaysBetweenDates(calo,caln)); } -- Gitblit v1.9.3