From 0ddbb4ec727ffce844ef672107e3410d84b1f11a Mon Sep 17 00:00:00 2001
From: tuqin <tuqin@tuqin.cn>
Date: 星期三, 30 九月 2026 09:42:08 +0800
Subject: [PATCH] feat: 业务编码改为随机16位数字并保证全系统唯一

---
 yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/dal/redis/BpmProcessIdRedisDAO.java |   50 +++++++++++++++-----------------------------------
 1 files changed, 15 insertions(+), 35 deletions(-)

diff --git a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/dal/redis/BpmProcessIdRedisDAO.java b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/dal/redis/BpmProcessIdRedisDAO.java
index 2a14f51..1fe6485 100644
--- a/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/dal/redis/BpmProcessIdRedisDAO.java
+++ b/yudao-module-bpm/src/main/java/cn/iocoder/yudao/module/bpm/dal/redis/BpmProcessIdRedisDAO.java
@@ -1,16 +1,10 @@
 package cn.iocoder.yudao.module.bpm.dal.redis;
 
-import cn.hutool.core.date.DateUtil;
-import cn.hutool.core.util.StrUtil;
+import cn.iocoder.yudao.framework.common.util.number.BizNoUtils;
 import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.model.BpmModelMetaInfoVO;
 import jakarta.annotation.Resource;
 import org.springframework.data.redis.core.StringRedisTemplate;
 import org.springframework.stereotype.Repository;
-
-import java.time.Duration;
-import java.time.LocalDateTime;
-
-import static cn.hutool.core.date.DatePattern.*;
 
 /**
  * BPM 娴佺▼ Id 缂栫爜鐨� Redis DAO
@@ -24,38 +18,24 @@
     private StringRedisTemplate stringRedisTemplate;
 
     /**
-     * 鐢熸垚搴忓彿锛屼娇鐢ㄥ畾涔夌殑 processIdRule 瑙勫垯鐢熸垚
+     * 鐢熸垚 16 浣嶇函鏁板瓧涓氬姟缂栫爜锛堝叏绯荤粺鍞竴锛夈��
      *
-     * @param processIdRule 瑙勫垯
-     * @return 搴忓彿
+     * <p>涓哄吋瀹规棦鏈夎皟鐢ㄦ柟锛屼繚鐣� {@code processIdRule} 鍏ュ弬锛屼絾涓嶅啀鍙備笌缂栫爜鎷兼帴銆�
+     *
+     * @param processIdRule 娴佺▼ Id 瑙勫垯锛堝凡涓嶅啀鍙備笌缂栫爜鎷兼帴锛�
+     * @return 16 浣嶇函鏁板瓧缂栫爜
      */
     public String generate(BpmModelMetaInfoVO.ProcessIdRule processIdRule) {
-        // 鐢熸垚鏃ユ湡鍓嶇紑
-        String infix = "";
-        switch (processIdRule.getInfix()) {
-            case "DAY":
-                infix = DateUtil.format(LocalDateTime.now(), PURE_DATE_PATTERN);
-                break;
-            case "HOUR":
-                infix = DateUtil.format(LocalDateTime.now(), PURE_DATE_PATTERN + "HH");
-                break;
-            case "MINUTE":
-                infix = DateUtil.format(LocalDateTime.now(), PURE_DATE_PATTERN + "HHmm");
-                break;
-            case "SECOND":
-                infix = DateUtil.format(LocalDateTime.now(), PURE_DATETIME_PATTERN);
-                break;
+        // 鍏ㄧ郴缁熷叡鐢ㄥ悓涓�鑷搴忓垪锛屼繚璇佺紪鐮併��16 浣嶇函鏁板瓧銆嶄笖鍏ㄧ郴缁熷敮涓�
+        // 闅忔満鐢熸垚 16 浣嶇函鏁板瓧缂栫爜锛屽苟鐢� Redis 闆嗗悎鏌ラ噸锛屼繚璇佸叏绯荤粺鍞竴锛堜笉浣跨敤鑷/椤哄簭锛�
+        for (int i = 0; i < BizNoUtils.MAX_RETRY; i++) {
+            String code = BizNoUtils.randomCode();
+            Long added = stringRedisTemplate.opsForSet().add(BizNoUtils.USED_SET_KEY, code);
+            if (added != null && added > 0) {
+                return code;
+            }
         }
-
-        // 鐢熸垚搴忓彿
-        String noPrefix = processIdRule.getPrefix() + infix + processIdRule.getPostfix();
-        String key = RedisKeyConstants.BPM_PROCESS_ID + noPrefix;
-        Long no = stringRedisTemplate.opsForValue().increment(key);
-        if (StrUtil.isEmpty(infix)) {
-            // 鐗规畩锛氭病鏈夊墠缂�锛屽垯涓嶈兘杩囨湡锛屼笉鑳芥瘡娆¢兘鏄粠 0 寮�濮嬨�傚彲瑙� https://t.zsxq.com/MU1E2 璁ㄨ
-            stringRedisTemplate.expire(key, Duration.ofDays(1L));
-        }
-        return noPrefix + String.format("%0" + processIdRule.getLength() + "d", no);
+        throw new IllegalStateException("鐢熸垚鍞竴涓氬姟缂栫爜澶辫触锛岃閲嶈瘯");
     }
 
 }

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