9 | Empty temporary dat files in the temp folder have a connection (open EntityManagerFactory). For each user action we create an EntityManager ... .Entity; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory ... ) { EntityManagerFactory emf = Persistence.createEntityManagerFactory(db + ";drop |
9 | Filename.odb$ Persisting Issue Jared Hinze This may happen if the EntityManagerFactory (or PersistenceManagerFactory if you use JDO ... If emf this is the only EntityManagerFactory instance in your application verify that emf.close ... Application { private static EntityManagerFactory emf = Persistence.createEntityManagerFactory |
9 | Remove an entity which attributes were changed - OptimisticLockException or several plugins seems to be using one or more EntityManagerFactory / EntityManager instances, i ... EntityManager (not just the same EntityManagerFactory) is used by the different plugins ... ) { EntityManagerFactory emf = Persistence.createEntityManagerFactory |
8 | Schema Update: class hierarchy change.EntityManagerFactory; import javax.persistence.Persistence; public final class Test { public static void main(String[] args) { System.out.println("start"); EntityManagerFactory emf = Persistence ... .EntityManager; import javax.persistence.EntityManagerFactory; import javax.persistence.Persistence |
8 | ObjectDB CRUD ExamplesWould this be correct? public List<Foo> read() { EntityManagerFactory emf ... ? public List<Foo> read() { EntityManagerFactory emf = Persistence.createEntityManagerFactory ... . It would be more efficient to avoid creating and closing EntityManagerFactory instances |
8 | Guessbook tutorial: Java EE 6 JPA Tutorial - Maven Project._PersistenceException: Attempt to obtain a connection from a closed EntityManagerFactory at com ... EntityManagerFactory at com.objectdb.o.MSG.d(MSG.java:61) at com.objectdb.o.OMF.ah(OMF.java:661) at com.objectdb ... ._PersistenceException: Attempt to obtain a connection from a closed EntityManagerFactory at com.objectdb.o |
8 | ODB IndexActivation NullPointerException with opening and closing the creation of EntityManagerFactory or of EntityManager? Is it possible ... the following code block after creating the EntityManagerFactory. this.entityManagerFactory ... = this.entityManagerFactory.createEntityManager(); final String indexActivationThreadName = "ODB-IndexActivation |
8 | Unable to persist TreeMap; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import ... ) { EntityManagerFactory emf = Persistence.createEntityManagerFactory( "objectdb:D:\\eclipse ... ; import javax.persistence.EntityManagerFactory; import javax.persistence.Persistence |
8 | Left join fetch behaviour doesn't retrieve children?.persistence.EntityManagerFactory; import javax.persistence.Id; import javax.persistence.ManyToMany ... ObjectDbTest { public static void main(String[] args) { EntityManagerFactory emf ... { public static void main(String[] args) { EntityManagerFactory emf = Persistence |
1 | Issues with JDO Casting & Full Qualified Names; import javax.persistence.EntityManagerFactory; import javax.persistence.Persistence; public final class F328 { public static void main(String[] args) { EntityManagerFactory emf = Persistence ... .Entity; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import |
