From 2f20856ea3ca6f2f238ba66252164687f47fcd7e Mon Sep 17 00:00:00 2001
From: chenhj <1263187585@qq.com>
Date: 星期二, 21 四月 2026 17:24:11 +0800
Subject: [PATCH] chore(deps): 更新 mybatis-plus 版本到 3.5.15

---
 src/main/java/com/ruoyi/safe/service/impl/SafeTrainingServiceImpl.java |   14 +++++++++-----
 1 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/main/java/com/ruoyi/safe/service/impl/SafeTrainingServiceImpl.java b/src/main/java/com/ruoyi/safe/service/impl/SafeTrainingServiceImpl.java
index 0179898..7d8e017 100644
--- a/src/main/java/com/ruoyi/safe/service/impl/SafeTrainingServiceImpl.java
+++ b/src/main/java/com/ruoyi/safe/service/impl/SafeTrainingServiceImpl.java
@@ -25,7 +25,7 @@
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Service;
 
-import javax.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpServletResponse;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.URLEncoder;
@@ -67,7 +67,7 @@
     @Override
     public int addOrUpdate(SafeTraining safeTraining) {
         if (ObjectUtils.isNull(safeTraining.getId())) {
-            String datePrefix = LocalDate.now().format(DateTimeFormatter.ofPattern("yyMMdd"));
+            String datePrefix ="KC-"+ LocalDate.now().format(DateTimeFormatter.ofPattern("yyMMdd"));
             // 鏌ヨ浠婃棩宸插瓨鍦ㄧ殑鏈�澶ц绋嬬紪鍙�
             QueryWrapper<SafeTraining> queryWrapper = new QueryWrapper<>();
             queryWrapper.likeRight("course_code", datePrefix)
@@ -87,7 +87,7 @@
                 }
             }
             // 鐢熸垚瀹屾暣鐨勮绋嬬紪鍙�
-            String no = "KC-" + String.format("%s%03d", datePrefix, sequenceNumber);
+            String no = String.format("%s%03d", datePrefix, sequenceNumber);
             safeTraining.setCourseCode(no);
         }
         //鏍规嵁鏃堕棿鍒ゆ柇鍩硅鐘舵��
@@ -115,10 +115,14 @@
         SafeTrainingDto safeTrainingDto = safeTrainingMapper.getSafeTraining(id);
         //闄勪欢
         List<SafeTrainingFile> safeTrainingFiles = safeTrainingFileMapper.selectList(Wrappers.<SafeTrainingFile>lambdaQuery().eq(SafeTrainingFile::getSafeTrainingId, id));
-        safeTrainingDto.setSafeTrainingFileList(safeTrainingFiles);
+        if (safeTrainingFiles.size()>0){
+            safeTrainingDto.setSafeTrainingFileList(safeTrainingFiles);
+        }
         //鍩硅璁板綍璇︽儏
         List<SafeTrainingDetailsDto> safeTrainingDetailsDto = safeTrainingDetailsMapper.getSafeTraining(id);
-        safeTrainingDto.setSafeTrainingDetailsDtoList(safeTrainingDetailsDto);
+        if (safeTrainingDetailsDto.size()>0) {
+            safeTrainingDto.setSafeTrainingDetailsDtoList(safeTrainingDetailsDto);
+        }
         return safeTrainingDto;
     }
 

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