From 8904f9e6005e7e1f3cc06f415fdcde0033c32332 Mon Sep 17 00:00:00 2001
From: zhangherong <571457620@qq.com>
Date: 星期一, 21 七月 2025 20:33:53 +0800
Subject: [PATCH] art: 技术状态鉴定工单-生成逻辑优化

---
 lxzn-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java |   60 ++++++++++++++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 50 insertions(+), 10 deletions(-)

diff --git a/lxzn-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java b/lxzn-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java
index a28de25..c702b27 100644
--- a/lxzn-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java
+++ b/lxzn-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java
@@ -5,6 +5,8 @@
 import java.text.DateFormat;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
+import java.time.LocalDate;
+import java.time.ZoneId;
 import java.util.Calendar;
 import java.util.Date;
 import java.util.GregorianCalendar;
@@ -201,9 +203,6 @@
     public static String date2Str(SimpleDateFormat dateSdf) {
         synchronized (dateSdf) {
             Date date = getDate();
-            if (null == date) {
-                return null;
-            }
             return dateSdf.format(date);
         }
     }
@@ -689,6 +688,7 @@
         calendar.setTime(getDate());
         return calendar.get(Calendar.YEAR);
     }
+
     public static String getDayStr(Date date) {
         Calendar calendar = getCalendar();
         calendar.setTime(date);// 鎶婂綋鍓嶆椂闂磋祴缁欐棩鍘�
@@ -696,23 +696,37 @@
         String dayStr = day < 10 ? "0" + day : day + "";
         return dayStr;
     }
+
     /**
      * 灏嗗瓧绗︿覆杞垚鏃堕棿
      * @param str
      * @return
      */
-    public static Date parseDatetime(String str){
+    public static Date parseDatetime(String str) {
         try {
             return datetimeFormat.get().parse(str);
-        }catch (Exception e){
+        } catch (Exception e) {
         }
         return null;
     }
 
     /**
+     * 鑾峰彇鎸囧畾鏃堕棿涔嬪悗鐨勫嚑骞� qsw
+     */
+    public static Date getYearAfter(Date data, int number) {
+        Calendar c = Calendar.getInstance();
+        c.setTime(data);
+        c.add(Calendar.YEAR, number);
+        Date afterTime = c.getTime();
+//        SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+//        String resultDate = f.format(afterTime);
+        return afterTime;
+    }
+
+    /**
      * 鑾峰彇鎸囧畾鏃堕棿涔嬪悗鐨勫嚑澶� qsw
      */
-    public static Date getDayAfter(Date data,int number) {
+    public static Date getDayAfter(Date data, int number) {
         Calendar c = Calendar.getInstance();
         c.setTime(data);
         c.add(Calendar.DAY_OF_MONTH, number);
@@ -725,7 +739,7 @@
     /**
      * 鑾峰彇鎸囧畾鏃堕棿涔嬪悗鐨勫嚑鍒嗛挓 qsw
      */
-    public static Date getMinAfter(Date data,int number) {
+    public static Date getMinAfter(Date data, int number) {
         Calendar c = Calendar.getInstance();
         c.setTime(data);
         c.add(Calendar.MINUTE, number);
@@ -736,7 +750,7 @@
     /**
      * 鑾峰彇鎸囧畾鏃堕棿涔嬪悗鐨勫嚑灏忔椂 qsw
      */
-    public static Date getHourAfter(Date data,int number) {
+    public static Date getHourAfter(Date data, int number) {
         Calendar c = Calendar.getInstance();
         c.setTime(data);
         c.add(Calendar.HOUR_OF_DAY, number);
@@ -751,8 +765,34 @@
         return dateFormat.format(date);
     }
 
+    /**
+     * Date 杞� LocalDate
+     * @param date
+     * @return
+     */
+    public static LocalDate dateToLocalDate(Date date) {
+        return date.toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
+    }
 
+    /**
+     * LocalDate 杞� Date
+     * @param localDate
+     * @return
+     */
+    public static Date localDateToDate(LocalDate localDate) {
+        return Date.from(localDate.atStartOfDay(ZoneId.systemDefault()).toInstant());
+    }
 
-
-
+    /**
+     * 鏃ユ湡鍔犲勾
+     * @param date
+     * @param year
+     * @return
+     */
+    public static Date addYear(Date date, int year) {
+        Calendar calendar = Calendar.getInstance();
+        calendar.setTime(date);
+        calendar.add(Calendar.YEAR, year);
+        return calendar.getTime();
+    }
 }
\ No newline at end of file

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