From 2291fba3ed16336860050a4a18c6860cb2396b1b Mon Sep 17 00:00:00 2001
From: wuxw <928255095@qq.com>
Date: 星期二, 27 二月 2024 17:04:43 +0800
Subject: [PATCH] 优化代码

---
 java110-utils/src/main/java/com/java110/utils/util/DateUtil.java |  183 +++++++++++++++++----------------------------
 1 files changed, 69 insertions(+), 114 deletions(-)

diff --git a/java110-utils/src/main/java/com/java110/utils/util/DateUtil.java b/java110-utils/src/main/java/com/java110/utils/util/DateUtil.java
index f6ef10d..b2ae91d 100755
--- a/java110-utils/src/main/java/com/java110/utils/util/DateUtil.java
+++ b/java110-utils/src/main/java/com/java110/utils/util/DateUtil.java
@@ -822,67 +822,17 @@
         startCalendar.setTime(startDate);
         Calendar endCalender = Calendar.getInstance();
         endCalender.setTime(endDate);
-        if (startCalendar.get(Calendar.DAY_OF_MONTH) == endCalender.get(Calendar.DAY_OF_MONTH)) {
+        if (
+                startCalendar.get(Calendar.DAY_OF_MONTH) == endCalender.get(Calendar.DAY_OF_MONTH)
+                && startCalendar.get(Calendar.HOUR_OF_DAY) == endCalender.get(Calendar.HOUR_OF_DAY)
+        ) {
             return true;
         }
 
         return false;
     }
 
-    public static double dayCompare(Date fromDate, Date toDate) {
-        double resMonth = 0.0;
-        Calendar from = Calendar.getInstance();
-        from.setTime(fromDate);
-        Calendar to = Calendar.getInstance();
-        to.setTime(toDate);
-        //姣旇緝鏈堜唤宸� 鍙兘鏈夋暣鏁� 涔熶細璐熸暟
-        int result = to.get(Calendar.MONTH) - from.get(Calendar.MONTH);
-        //姣旇緝骞村樊
-        int month = (to.get(Calendar.YEAR) - from.get(Calendar.YEAR)) * 12;
 
-        //鐪熷疄 鐩稿樊鏈堜唤
-        result = result + month;
-
-        //寮�濮嬫椂闂�  2021-06-01  2021-08-05   result = 2    2021-08-01
-        Calendar newFrom = Calendar.getInstance();
-        newFrom.setTime(fromDate);
-        newFrom.add(Calendar.MONTH, result);
-        //濡傛灉鍔犳湀浠藉悗 澶т簬浜嗗綋鍓嶆椂闂� 榛樿鍔� 鏈堜唤 -1 鎯呭喌 12-19  21-01-10
-        //杩欎釜鏄鐨勯�昏緫涓�瀹氬ソ濂界悊瑙�
-        if (newFrom.getTime().getTime() > toDate.getTime()) {
-            newFrom.setTime(fromDate);
-            result = result - 1;
-            newFrom.add(Calendar.MONTH, result);
-        }
-
-        // t1 2021-08-01   t2 2021-08-05
-        long t1 = newFrom.getTime().getTime();
-        long t2 = to.getTime().getTime();
-        //鐩稿樊姣
-        double days = (t2 - t1) * 1.00 / (24 * 60 * 60 * 1000);
-        BigDecimal tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
-        BigDecimal monthDay = null;
-        Calendar newFromMaxDay = Calendar.getInstance();
-        newFromMaxDay.set(newFrom.get(Calendar.YEAR), newFrom.get(Calendar.MONTH), 1, 0, 0, 0);
-        newFromMaxDay.add(Calendar.MONTH, 1); //涓嬩釜鏈�1鍙�
-        //鍦ㄥ綋鍓嶆湀涓� 杩欏潡鏈夐棶棰�
-        if (toDate.getTime() < newFromMaxDay.getTime().getTime()) {
-            monthDay = new BigDecimal(newFrom.getActualMaximum(Calendar.DAY_OF_MONTH));
-            return tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(new BigDecimal(result)).doubleValue();
-        }
-        // 涓婃湀澶╂暟
-        days = (newFromMaxDay.getTimeInMillis() - t1) * 1.00 / (24 * 60 * 60 * 1000);
-        tmpDays = new BigDecimal(days);
-        monthDay = new BigDecimal(newFrom.getActualMaximum(Calendar.DAY_OF_MONTH));
-        BigDecimal preRresMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP);
-
-        //涓嬫湀澶╂暟
-        days = (t2 - newFromMaxDay.getTimeInMillis()) * 1.00 / (24 * 60 * 60 * 1000);
-        tmpDays = new BigDecimal(days);
-        monthDay = new BigDecimal(newFromMaxDay.getActualMaximum(Calendar.DAY_OF_MONTH));
-        resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(new BigDecimal(result)).add(preRresMonth).doubleValue();
-        return resMonth;
-    }
 
     /**
      * 璁$畻 fromDate 2023-01-12  toDate 2023-09-15
@@ -893,66 +843,71 @@
      * @param toDate
      * @return
      */
-//    public static double dayCompare(Date fromDate, Date toDate) {
-//
-//
-//        //todo 闇�瑕佽绠椾笁绔椂闂� 鐩稿姞鍗冲彲
-//        Date fromDateFirstDate = fromDate; // 绗竴涓�1鏃�
-//
-//        Date toDateFirstDate = toDate; // 鏈�鍚庝竴涓�1鏃�
-//
-//        boolean firstDay = true;
-//
-//        //todo 1.0 璁$畻 fromDateFirstDate
-//        Calendar fromDateCal = Calendar.getInstance();
-//        fromDateCal.setTime(fromDate);
-//        fromDateCal.set(Calendar.DAY_OF_MONTH, 1);
-//        if (fromDate.getTime() > fromDateCal.getTime().getTime()) {
-//            fromDateCal.add(Calendar.MONTH, 1);
-//            firstDay = false;
-//            fromDateFirstDate = fromDateCal.getTime();
-//        }
-//
-//        //todo 2.0 璁$畻 toDateFirstDate
-//        Calendar toDateCal = Calendar.getInstance();
-//        toDateCal.setTime(toDate);
-//        toDateCal.set(Calendar.DAY_OF_MONTH, 1);
-//        if (toDate.getTime() > toDateCal.getTime().getTime()) {
-//            toDateFirstDate = toDateCal.getTime();
-//        }
-//
-//        // todo 3.0 璁$畻鏁存暟鏈�  fromDateFirstDate --->  toDateFirstDate
-//        Calendar from = Calendar.getInstance();
-//        from.setTime(fromDateFirstDate);
-//        Calendar to = Calendar.getInstance();
-//        to.setTime(toDateFirstDate);
-//        //姣旇緝鏈堜唤宸� 鍙兘鏈夋暣鏁� 涔熶細璐熸暟
-//        int result = to.get(Calendar.MONTH) - from.get(Calendar.MONTH);
-//        //姣旇緝骞村樊
-//        int month = (to.get(Calendar.YEAR) - from.get(Calendar.YEAR)) * 12;
-//        //鐪熷疄 鐩稿樊鏈堜唤
-//        result = result + month;
-//
-//        //todo 3.1  濡傛灉 fromDate 鍜宼oDate 鏄悓涓�澶� 鍒欑洿鎺ヨ繑鍥炴暣鏈堬紝涓嶅啀璁$畻 4.0 鍜�5.0
-//        if (DateUtil.sameMonthDay(fromDate, toDate)) {
-//            return firstDay ? result : result + 1;
-//        }
-//
-//        // todo 4.0 璁$畻 fromDate ---> fromDateFirstDate 鐨勬湀浠�
-//        double days = (fromDateFirstDate.getTime() - fromDate.getTime()) * 1.00 / (24 * 60 * 60 * 1000);
-//        BigDecimal tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
-//        BigDecimal monthDay = new BigDecimal(DateUtil.getMonthDay(fromDate));
-//        BigDecimal resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(new BigDecimal(result));
-//
-//        // todo 5.0 璁$畻  toDateFirstDate ----> toDate 鏈堜唤
-//        days = (toDate.getTime() - toDateFirstDate.getTime()) * 1.00 / (24 * 60 * 60 * 1000);
-//        tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
-//        monthDay = new BigDecimal(DateUtil.getMonthDay(toDate));
-//        resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(resMonth);
-//
-//        return resMonth.doubleValue();
-//
-//    }
+    public static double dayCompare(Date fromDate, Date toDate) {
+
+
+        //todo 闇�瑕佽绠椾笁绔椂闂� 鐩稿姞鍗冲彲
+        Date fromDateFirstDate = fromDate; // 绗竴涓�1鏃�
+
+        Date toDateFirstDate = toDate; // 鏈�鍚庝竴涓�1鏃�
+
+        boolean firstDay = true;
+
+        //todo 1.0 璁$畻 fromDateFirstDate
+        Calendar fromDateCal = Calendar.getInstance();
+        fromDateCal.setTime(fromDate);
+        fromDateCal.set(Calendar.DAY_OF_MONTH, 1);
+        fromDateCal.set(Calendar.HOUR_OF_DAY,0);
+        fromDateCal.set(Calendar.MINUTE,0);
+        if (fromDate.getTime() > fromDateCal.getTime().getTime()) {
+            fromDateCal.add(Calendar.MONTH, 1);
+            firstDay = false;
+            fromDateFirstDate = fromDateCal.getTime();
+        }
+
+        //todo 2.0 璁$畻 toDateFirstDate
+        Calendar toDateCal = Calendar.getInstance();
+        toDateCal.setTime(toDate);
+        toDateCal.set(Calendar.DAY_OF_MONTH, 1);
+        toDateCal.set(Calendar.HOUR_OF_DAY,0);
+        toDateCal.set(Calendar.MINUTE,0);
+
+        if (toDate.getTime() > toDateCal.getTime().getTime()) {
+            toDateFirstDate = toDateCal.getTime();
+        }
+
+        // todo 3.0 璁$畻鏁存暟鏈�  fromDateFirstDate --->  toDateFirstDate
+        Calendar from = Calendar.getInstance();
+        from.setTime(fromDateFirstDate);
+        Calendar to = Calendar.getInstance();
+        to.setTime(toDateFirstDate);
+        //姣旇緝鏈堜唤宸� 鍙兘鏈夋暣鏁� 涔熶細璐熸暟
+        int result = to.get(Calendar.MONTH) - from.get(Calendar.MONTH);
+        //姣旇緝骞村樊
+        int month = (to.get(Calendar.YEAR) - from.get(Calendar.YEAR)) * 12;
+        //鐪熷疄 鐩稿樊鏈堜唤
+        result = result + month;
+
+        //todo 3.1  濡傛灉 fromDate 鍜宼oDate 鏄悓涓�澶� 鍒欑洿鎺ヨ繑鍥炴暣鏈堬紝涓嶅啀璁$畻 4.0 鍜�5.0
+        if (DateUtil.sameMonthDay(fromDate, toDate)) {
+            return firstDay ? result : result + 1;
+        }
+
+        // todo 4.0 璁$畻 fromDate ---> fromDateFirstDate 鐨勬湀浠�
+        double days = (fromDateFirstDate.getTime() - fromDate.getTime()) * 1.00 / (24 * 60 * 60 * 1000);
+        BigDecimal tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
+        BigDecimal monthDay = new BigDecimal(DateUtil.getMonthDay(fromDate));
+        BigDecimal resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(new BigDecimal(result));
+
+        // todo 5.0 璁$畻  toDateFirstDate ----> toDate 鏈堜唤
+        days = (toDate.getTime() - toDateFirstDate.getTime()) * 1.00 / (24 * 60 * 60 * 1000);
+        tmpDays = new BigDecimal(days); //鐩稿樊澶╂暟
+        monthDay = new BigDecimal(DateUtil.getMonthDay(toDate));
+        resMonth = tmpDays.divide(monthDay, 4, BigDecimal.ROUND_HALF_UP).add(resMonth);
+
+        return resMonth.doubleValue();
+
+    }
 
     public static Date getTargetEndTime(double month, Date startDate) {
         Calendar endDate = Calendar.getInstance();

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