Checkpoint config

buisnesslogic/src/main/java/com/plannaplan/configutils/FileToDatabaseMigrator.java

@@ -48,8 +48,10 @@ public class FileToDatabaseMigrator {
                 lecturer_surname = surname_cell.toString();
             }
 
-            Lecturer newLecturer = new Lecturer(lecturer_title, lecturer_name, lecturer_surname);
-            lecturerService.save(newLecturer);
+            if (lecturerService.getLecturer(lecturer_title, lecturer_name, lecturer_surname) == null) {
+                Lecturer newLecturer = new Lecturer(lecturer_title, lecturer_name, lecturer_surname);
+                lecturerService.save(newLecturer);
+            }
 
         }
 

buisnesslogic/src/main/java/com/plannaplan/repositories/LecturerRepository.java

@@ -3,9 +3,12 @@ package com.plannaplan.repositories;
 import com.plannaplan.entities.Lecturer;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
 @Repository
 public interface LecturerRepository extends JpaRepository<Lecturer, Long> {
-
+    @Query(value = "SELECT * FROM lecturer WHERE name = :name AND surname = :surname AND title = :title ", nativeQuery = true)
+    Lecturer find(@Param("title") String title, @Param("name") String name, @Param("surname") String surname);
 }

buisnesslogic/src/main/java/com/plannaplan/services/LecturerService.java

@@ -11,6 +11,10 @@ public class LecturerService {
     @Autowired
     private LecturerRepository repo;
 
+    public Lecturer getLecturer(String title, String name, String surname) {
+        return repo.find(title, name, surname);
+    }
+
     public void save(Lecturer lecturer) {
         repo.save(lecturer);
     }