public interface EntityManagerManager
EntityManagers for the current thread.
An EntityManager is created as needed and closed at the end of each request.
The implementation of this service is per-thread.| Modifier and Type | Method and Description |
|---|---|
EntityManager |
getEntityManager(String persistenceUnitName)
Gets the active EntityManager for this request, creating it as necessary.
|
Map<String,EntityManager> |
getEntityManagers()
Gets all active EntityManagers for this request, creating them as necessary.
|
EntityManager getEntityManager(String persistenceUnitName)
persistenceUnitName - the name of a persistence unit as defined in persistence.xmlMap<String,EntityManager> getEntityManagers()
5.6.4 - Copyright © 2003-2021 The Apache Software Foundation.