From 7580d02bd3f9399143a6a388732658bea2610bc4 Mon Sep 17 00:00:00 2001
From: tuqin <tuqin@tuqin.cn>
Date: 星期二, 29 九月 2026 15:05:19 +0800
Subject: [PATCH] feat: 业务编码统一为16位纯数字并保证全系统唯一

---
 yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/md/autocode/MesMdAutoCodeRecordServiceImpl.java |   69 +++++++++++++++++++---------------
 1 files changed, 38 insertions(+), 31 deletions(-)

diff --git a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/md/autocode/MesMdAutoCodeRecordServiceImpl.java b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/md/autocode/MesMdAutoCodeRecordServiceImpl.java
index 25cf9ae..c4daea0 100644
--- a/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/md/autocode/MesMdAutoCodeRecordServiceImpl.java
+++ b/yudao-module-mes/src/main/java/cn/iocoder/yudao/module/mes/service/md/autocode/MesMdAutoCodeRecordServiceImpl.java
@@ -4,6 +4,7 @@
 import cn.hutool.core.lang.Assert;
 import cn.hutool.core.util.StrUtil;
 import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
+import cn.iocoder.yudao.framework.common.util.number.BizNoUtils;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.autocode.MesMdAutoCodePartDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.autocode.MesMdAutoCodeRecordDO;
 import cn.iocoder.yudao.module.mes.dal.dataobject.md.autocode.MesMdAutoCodeRuleDO;
@@ -13,6 +14,7 @@
 import cn.iocoder.yudao.module.mes.service.md.autocode.strategy.MesMdAutoCodePartStrategy;
 import jakarta.annotation.PostConstruct;
 import jakarta.annotation.Resource;
+import org.springframework.data.redis.core.StringRedisTemplate;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.validation.annotation.Validated;
@@ -26,11 +28,13 @@
 /**
  * MES 缂栫爜鐢熸垚璁板綍 Service 瀹炵幇绫�
  *
- * @author 鑺嬮亾婧愮爜
+ * @author 瓒呯骇绠$悊鍛�
  */
 @Service
 @Validated
 public class MesMdAutoCodeRecordServiceImpl implements MesMdAutoCodeRecordService {
+
+    private static final int GENERATE_MAX_RETRY_COUNT = 10;
 
     @Resource
     private MesMdAutoCodeRecordMapper recordMapper;
@@ -39,6 +43,9 @@
     private MesMdAutoCodeRuleService ruleService;
     @Resource
     private MesMdAutoCodePartService partService;
+
+    @Resource
+    private StringRedisTemplate stringRedisTemplate;
 
     @Resource
     private List<MesMdAutoCodePartStrategy> strategyList;
@@ -63,38 +70,38 @@
             throw exception(AUTO_CODE_GENERATE_FAILED);
         }
 
-        // 2.1 鏋勫缓涓婁笅鏂�
-        MesMdAutoCodeContext context = new MesMdAutoCodeContext()
-                .setRule(rule).setParts(parts).setInputChar(inputChar);
-        // 2.2 閬嶅巻鍒嗘锛岀敓鎴愮紪鐮�
-        StringBuilder codeBuilder = new StringBuilder();
-        for (MesMdAutoCodePartDO part : parts) {
-            MesMdAutoCodePartStrategy strategy = strategyMap.get(part.getType());
-            Assert.notNull(strategy, () -> exception(AUTO_CODE_GENERATE_FAILED));
-            // 鐢熸垚鍒嗘缂栫爜
-            String partCode = strategy.generate(part, context);
-            // 缁熶竴鎴彇鎸囧畾闀垮害
-            partCode = StrUtil.sub(partCode, 0, part.getLength());
-            // 鎷兼帴鍒嗘缂栫爜
-            codeBuilder.append(partCode);
-        }
-        // 2.3 琛ラ綈澶勭悊
-        String result = codeBuilder.toString();
-        if (Boolean.TRUE.equals(rule.getPadded()) && rule.getMaxLength() != null) {
-            result = padCode(result, rule);
+        // 2. 寰幆鐢熸垚缂栫爜锛岃烦杩囧洜 Redis 娴佹按鍙疯惤鍚庡鑷寸殑鍘嗗彶閲嶅缂栫爜
+        for (int i = 0; i < GENERATE_MAX_RETRY_COUNT; i++) {
+            // 2.1 鐢熸垚缂栫爜
+            MesMdAutoCodeContext context = new MesMdAutoCodeContext()
+                    .setRule(rule).setParts(parts).setInputChar(inputChar);
+            String result = generateCode(rule, parts, context);
+            // 2.2 浜屾鏍¢獙锛堥槻姝㈤噸澶嶏級
+            MesMdAutoCodeRecordDO existRecord = recordMapper.selectByResult(result);
+            if (existRecord != null) {
+                continue;
+            }
+            // 2.3 淇濆瓨鐢熸垚璁板綍
+            MesMdAutoCodeRecordDO record = new MesMdAutoCodeRecordDO()
+                    .setRuleId(rule.getId()).setResult(result)
+                    .setSerialNo(context.getSerialNo()).setInputChar(inputChar);
+            recordMapper.insert(record);
+            return result;
         }
 
-        // 3.1 浜屾鏍¢獙锛堥槻姝㈤噸澶嶏級
-        MesMdAutoCodeRecordDO existRecord = recordMapper.selectByResult(result);
-        if (existRecord != null) {
-            throw exception(AUTO_CODE_GENERATE_FAILED);
-        }
-        // 3.2 淇濆瓨鐢熸垚璁板綍
-        MesMdAutoCodeRecordDO record = new MesMdAutoCodeRecordDO()
-                .setRuleId(rule.getId()).setResult(result)
-                .setSerialNo(context.getSerialNo()).setInputChar(inputChar);
-        recordMapper.insert(record);
-        return result;
+        // 3. 閲嶈瘯澶氭鍚庝粛鐒跺け璐ワ紝鎶涘嚭寮傚父
+        throw exception(AUTO_CODE_GENERATE_FAILED);
+    }
+
+    /**
+     * 鐢熸垚缂栫爜
+     */
+    private String generateCode(MesMdAutoCodeRuleDO rule, List<MesMdAutoCodePartDO> parts,
+                                MesMdAutoCodeContext context) {
+        // 闇�姹傦細鎵�鏈変笟鍔$紪鐮佺粺涓�涓恒��16 浣嶇函鏁板瓧銆嶏紝涓斿叏绯荤粺鍞竴銆�
+        // 鍥犳涓嶅啀鎸夎鍒欏垎娈垫嫾瑁咃紙鍥哄畾瀛楃/鏃ユ湡娈典細甯﹀叆瀛楁瘝锛夛紝鏀逛负鍙栧叏绯荤粺缁熶竴鑷搴忓垪銆�
+        Long no = stringRedisTemplate.opsForValue().increment(BizNoUtils.GLOBAL_SEQ_KEY);
+        return BizNoUtils.format(no);
     }
 
     /**

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