增加查询班级学生接口

mec-biz/src/main/java/com/ym/mec/biz/dal/dao/StudentRegistrationDao.java

@@ -166,10 +166,11 @@ public interface StudentRegistrationDao extends BaseDAO<Long, StudentRegistratio
      *
      * @return
      */
-    List<StudentRegistration> findMusicGroupStudent(String musicGroupId, Integer actualSubjectId);
+    List<StudentRegistration> findMusicGroupStudent(@Param("musicGroupId") String musicGroupId, @Param("actualSubjectId") Integer actualSubjectId);
 
     /**
      * 查询乐团userIdList的学生
+     *
      * @param musicGroupId
      * @param userIdList
      * @return

mec-biz/src/main/resources/config/mybatis/StudentRegistrationMapper.xml

@@ -329,7 +329,7 @@
     </select>
 
 
-    <!-- 获取乐团未分班的学生 -->
+    <!-- 获取乐团声部下的学生 -->
     <select id="findMusicGroupStudent" resultMap="StudentRegistration">
         SELECT * FROM student_registration WHERE music_group_id_ = #{musicGroupId}
         <if test="actualSubjectId != null and actualSubjectId !=''">