org.picketlink.internal

Class EntityManagerProvider

java.lang.Object

org.picketlink.internal.EntityManagerProvider

public class EntityManagerProvider
extends Object

Provides useful methods to properly manage EntityManager instances and related metadata when using in conjunction with the JPAIdentityStore.

Author:

Pedro Igor

Constructor Summary

Constructors

Constructor and Description
EntityManagerProvider()

Method Summary

Modifier and Type	Method and Description
javax.persistence.EntityManager	getEntityManager() Returns an EntityManager if produced by the application.
Class<?>[]	getMappedEntities()
boolean	hasMappedEntities() Indicates if the getEntityManager() is configured with any entity class annotated with the PicketLink IDM JPA Annotations.
void	init()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EntityManagerProvider

public EntityManagerProvider()

Method Detail

init

@Inject
public void init()

getEntityManager

public javax.persistence.EntityManager getEntityManager()

Returns an EntityManager if produced by the application.

The entity manager is returned based on the following rules:

• If the entity manager is produced using the PicketLink qualifier, it will be used.
• Otherwise, returns a non-qualified entity manager if it exists.

Returns:

An EntityManager instance or null if none was found.

getMappedEntities

public Class<?>[] getMappedEntities()

hasMappedEntities

public boolean hasMappedEntities()

Indicates if the getEntityManager() is configured with any entity class annotated with the PicketLink IDM JPA Annotations.

If true, it usually means that the application is configured with a JPA Identity Store.

Returns:

True if there are IDM entities. Otherwise, returns false.