fix check unique name of grant

src/main/java/ru/ulstu/conference/repository/ConferenceRepository.java

@@ -28,7 +28,7 @@ public interface ConferenceRepository extends JpaRepository<Conference, Integer>
 
     @Override
     @Query("SELECT title FROM Conference c WHERE (c.title = :name) AND (:id IS NULL OR c.id != :id) ")
-    String findByNameAndNotId(@Param("name") String name, @Param("id") Integer id);
+    String findFirstByNameAndNotId(@Param("name") String name, @Param("id") Integer id);
 
     @Query("SELECT c FROM Conference c LEFT JOIN c.users u WHERE (:user IS NULL OR u.user = :user) " +
             "AND (u.participation = 'INTRAMURAL') AND (c.beginDate <= CURRENT_DATE) AND (c.endDate >= CURRENT_DATE)")

src/main/java/ru/ulstu/grant/repository/GrantRepository.java

@@ -18,7 +18,7 @@ public interface GrantRepository extends JpaRepository<Grant, Integer>, BaseRepo
 
     @Override
     @Query("SELECT title FROM Grant g WHERE (g.title = :name) AND (:id IS NULL OR g.id != :id) ")
-    String findByNameAndNotId(@Param("name") String name, @Param("id") Integer id);
+    String findFirstByNameAndNotId(@Param("name") String name, @Param("id") Integer id);
 
     @Query("SELECT g FROM Grant g WHERE (g.status <> 'SKIPPED') AND (g.status <> 'COMPLETED')")
     List<Grant> findAllActive();

src/main/java/ru/ulstu/name/BaseRepository.java

@@ -3,5 +3,5 @@ package ru.ulstu.name;
 import org.springframework.data.repository.query.Param;
 
 public interface BaseRepository {
-    String findByNameAndNotId(@Param("name") String name, @Param("id") Integer id);
+    String findFirstByNameAndNotId(@Param("name") String name, @Param("id") Integer id);
 }

src/main/java/ru/ulstu/name/BaseService.java

@@ -9,14 +9,14 @@ public abstract class BaseService {
     public BaseRepository baseRepository;
 
     protected void checkUniqueName(NameContainer nameContainer, Errors errors, Integer id, String errorMessage) {
-        if (nameContainer.getName().equals(baseRepository.findByNameAndNotId(nameContainer.getName(), id))) {
+        if (nameContainer.getName().equals(baseRepository.findFirstByNameAndNotId(nameContainer.getName(), id))) {
             errors.rejectValue("title", "errorCode", errorMessage);
         }
     }
 
     protected String checkUniqueName(NameContainer nameContainer, Integer id) {
-        if (nameContainer.getName().equals(baseRepository.findByNameAndNotId(nameContainer.getName(), id))) {
-            return baseRepository.findByNameAndNotId(nameContainer.getName(), id);
+        if (nameContainer.getName().equals(baseRepository.findFirstByNameAndNotId(nameContainer.getName(), id))) {
+            return baseRepository.findFirstByNameAndNotId(nameContainer.getName(), id);
         }
         return null;
     }