update 退乐保，只退入团乐器的乐保

mec-web/src/main/java/com/ym/mec/web/controller/MusicGroupQuitController.java

@@ -78,11 +78,9 @@ public class MusicGroupQuitController extends BaseController {
 
         if (musicGroupQuitPageInfo.getRows() != null && musicGroupQuitPageInfo.getRows().size() > 0) {
             //查询是否有有效期内乐保
-            List<Integer> studentIds = musicGroupQuitPageInfo.getRows().stream().map(MusicGroupQuit::getUserId).collect(Collectors.toList());
-            List<StudentInstrument> studentsMaintenanceNum = studentInstrumentDao.getStudentsMaintenanceNum(studentIds);
-            Map<Integer, Integer> studentMaintenanceMap = studentsMaintenanceNum.stream().collect(Collectors.toMap(StudentInstrument::getStudentId, StudentInstrument::getGoodsId));
             for (MusicGroupQuit row : musicGroupQuitPageInfo.getRows()) {
-                if (studentMaintenanceMap.containsKey(row.getUserId())) {
+                StudentInstrument studentMaintenance = studentInstrumentDao.getStudentMaintenance(row.getUserId(), row.getMusicGroupId());
+                if (studentMaintenance != null) {
                     row.setHasMaintenance(true);
                 }
             }