课程学生列表

slive/src/main/java/com/xhkjedu/slive/mapper/gradeclass/ClassMapper.java

 
     //修改的那个班级类型
     Integer updateClasstype(@Param("classid") Integer classid, @Param("classtype") Integer classtype);
+
+    //获取班级当前年份
+    Integer getYearById(Integer classid);
 }

slive/src/main/java/com/xhkjedu/slive/service/liveplay/CourseSectionService.java

 
     //获取课程学生列表
     public List<Map> listStudent(Integer classid, String studentname) {
-        Integer year = schoolMapper.getYearById(classid);
+        Integer year = classMapper.getYearById(classid);
         List<Map> list = courseSectionMapper.listStudent(classid, studentname, year);
         for (Map map : list) {
             String classname = (String) map.get("classname");

slive/src/main/resources/mapper/gradeclass/ClassMapper.xml

     <update id="updateClasstype">
         update t_class set classtype=#{classtype} where classid=#{classid}
     </update>
+    <!--获取班级当前年份-->
+    <select id="getYearById" resultType="java.lang.Integer">
+        select year from t_class where classid=#{classid}
+    </select>
 </mapper>