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package de.hda.fbi.db2.stud;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
/**
* EntityManagerController Created by l.koehler on 05.08.2019.
*/
public class EntityManagerController {
private static EntityManagerController entityManagerController;
private EntityManagerController() {
EntityManagerFactory emf = Persistence.createEntityManagerFactory("postgresPU");
this.entityManager = emf.createEntityManager();
}
public static EntityManagerController getInstance() {
if (entityManagerController == null) {
entityManagerController = new EntityManagerController();
return entityManagerController;
}
public EntityManager getEntityManager() {
return entityManager;
}
private EntityManager entityManager;