快捷查找设置

sexam/src/main/java/com/xhkjedu/sexam/service/exam/ESubjectSearchService.java

@@ -5,6 +5,7 @@ import com.xhkjedu.sexam.mapper.exam.EClassMapper;
 import com.xhkjedu.sexam.mapper.exam.ESubjectMapper;
 import com.xhkjedu.sexam.mapper.system.UserMapper;
 import com.xhkjedu.sexam.vo.exam.CTeacherVo;
+import com.xhkjedu.utils.N_Utils;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
@@ -84,7 +85,10 @@ public class ESubjectSearchService {
         }
         map.put("teachers", teachers);//匹配的教师
         String notExist = sb.toString();//未匹配的教师
-        map.put("notExist", notExist.substring(0, notExist.length() - 1));
+        if (N_Utils.isNotEmpty(notExist)) {
+            notExist = notExist.substring(0, notExist.length() - 1);
+        }
+        map.put("notExist", notExist);
         return map;
     }
 
@@ -126,7 +130,10 @@ public class ESubjectSearchService {
         }
         map.put("teachers", teachers);//匹配的教师
         String notExist = sb.toString();//未匹配的教师
-        map.put("notExist", notExist.substring(0, notExist.length() - 1));
+        if (N_Utils.isNotEmpty(notExist)) {
+            notExist = notExist.substring(0, notExist.length() - 1);
+        }
+        map.put("notExist", notExist);
         return map;
     }
 }