修复多评时取评卷任务的bug

stmms-biz/src/main/java/cn/com/qmth/stmms/biz/mark/service/Impl/MarkServiceImpl.java

@@ -211,10 +211,9 @@ public class MarkServiceImpl implements MarkService {
     @Override
     public boolean applyLibrary(MarkLibrary library, Marker marker) {
         // 首先判断多评情况下，同一个studentId是否已被该评卷员处理过
-        // if (libraryDao.countByStudentIdAndMarkerId(library.getStudentId(),
-        // marker.getId()) > 0) {
-        // return false;
-        // }
+        if (libraryDao.countByStudentIdAndMarkerId(library.getStudentId(), marker.getId()) > 0) {
+            return false;
+        }
         return CurrentTaskUtil.add(marker, getApplyTaskId(library));
     }