From 910c201f0f0b8d4ba699f699d51565fa98825a39 Mon Sep 17 00:00:00 2001
From: lxd <1004405501@qq.com>
Date: Thu, 13 Mar 2025 10:14:28 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E6=96=B9=E6=B3=95?=
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---
 .../yudao/framework/common/util/date/DateUtils.java  | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java b/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java
index f745f1d..1cd84a6 100644
--- a/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java
+++ b/yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/date/DateUtils.java
@@ -2,6 +2,7 @@ package cn.iocoder.yudao.framework.common.util.date;
 
 import cn.hutool.core.date.LocalDateTimeUtil;
 
+import java.security.SecureRandom;
 import java.time.*;
 import java.time.format.DateTimeFormatter;
 import java.util.Calendar;
@@ -149,9 +150,14 @@ public class DateUtils {
     public static String generateUniqueCode() {
         // 获取当前日期和时间
         LocalDateTime now = LocalDateTime.now();
-        // 定义格式化模式
-        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyyMMddHHmmssSSS");
+        // 定义格式化模式，年月日 + 秒 + 毫秒
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyyMMddssSSS");
         // 格式化当前日期和时间为字符串
-        return now.format(formatter);
+        String timestamp = now.format(formatter);
+        // 生成随机数
+        SecureRandom random = new SecureRandom();
+        int randomNumber = random.nextInt(100); // 生成 0 到 99 之间的随机数
+        // 结合时间戳和随机数生成唯一码
+        return timestamp + String.format("%02d", randomNumber);
     }
 }