111

src/main/java/com/yunhai/bschclassmanage/service/impl/SchDicCourseService.java

@@ -128,11 +128,11 @@ public class SchDicCourseService implements ISchDicCourseService {
 
         // 1. 基础校验
         if (dto == null) {
-            throw new IllegalArgumentException("课程数据不能为空");
+            throw new DException("课程数据不能为空");
         }
 
         if (StringUtils.isBlank(dto.getName())) {
-            throw new IllegalArgumentException("课程名称不能为空");
+            throw new DException("课程名称不能为空");
         }
 
         // 2. VO → Entity 映射
@@ -144,7 +144,7 @@ public class SchDicCourseService implements ISchDicCourseService {
                 schDicCourseRepository.existsBySchIdAndName(schId, entity.getName()) :
                 schDicCourseRepository.existsBySchIdAndNameAndIdNot(schId, entity.getName(), entity.getId());
         if (nameExists) {
-            throw new IllegalArgumentException("课程名称已存在：" + entity.getName());
+            throw new DException("课程名称已存在：" + entity.getName());
         }
         SchDicCourse oldEntity = null;
         Set<Integer>  oldMajors = null;
@@ -155,7 +155,7 @@ public class SchDicCourseService implements ISchDicCourseService {
             entity = schDicCourseRepository.save(entity);
         } else {
             SchDicCourse existing = schDicCourseRepository.findById(dto.getId())
-                    .orElseThrow(() -> new IllegalArgumentException("课程不存在，ID=" + dto.getId()));
+                    .orElseThrow(() -> new DException("课程不存在，ID=" + dto.getId()));
 
             oldEntity=OtherUtil.deepCopy(existing,SchDicCourse.class);
             oldMajors = loadMajorsIdSet(dto.getId(),user.getSchId());