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About getIdentifier

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Manual
105

JPA Primary Key

.getPersistenceUnitUtil(); Object projectId = util.getIdentifier(project); A PersistenceUnitUtil instance is obtained from the EntityManagerFactory. The getIdentifier method takes one argument, a managed entity
JPA Doc
101

getIdentifier(entity)

Method javax.persistence.PersistenceUnitUtil Object getIdentifier(   Object entity ) Return the id of the entity. A generated id is not guaranteed to be available until after the database insert has occurred. Returns null if the entity does not yet have an id. Parameters: entity - entity instance
JPA Doc
9

javax.persistence.PersistenceUnitUtil

for this persistence unit or on new entity instances. Since: JPA 2.0 Object getIdentifier(Object
Forum
3

Entity listener - event instead of object

entityId = event.getPersister().hasIdentifierProperty() ? event.getPersister().getIdentifier(event
Forum
3

Populating entity id before transaction commit

by: Object id = emf.getPersistenceUnitUtil().getIdentifier();   We are using 'Auto' strategy right