javax.persistence

Class Persistence

java.lang.Object

javax.persistence.Persistence

public class Persistence
extends java.lang.Object

Bootstrap class to obtain an EntityManagerFactory.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	PERSISTENCE_PROVIDER Deprecated.
protected static java.util.Set<PersistenceProvider>	providers Deprecated.

Constructor Summary

Constructors

Constructor and Description
Persistence()

Method Summary

Modifier and Type	Method and Description
static EntityManagerFactory	createEntityManagerFactory(java.lang.String name) Create an return an EntityManagerFactory for the named unit.
static EntityManagerFactory	createEntityManagerFactory(java.lang.String name, java.util.Map props) Create and return an EntityManagerFactory for the named unit.
static PersistenceUtil	getPersistenceUtil()

Methods inherited from class java.lang.Object

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

Field Detail

providers

@Deprecated
protected static final java.util.Set<PersistenceProvider> providers

Deprecated.

PERSISTENCE_PROVIDER

@Deprecated
public static final java.lang.String PERSISTENCE_PROVIDER

Deprecated.

See Also:

Constant Field Values

Constructor Detail

Persistence

public Persistence()

Method Detail

createEntityManagerFactory

public static EntityManagerFactory createEntityManagerFactory(java.lang.String name)

Create an return an EntityManagerFactory for the named unit.

Parameters:

name - - the name of the persistence unit

createEntityManagerFactory

public static EntityManagerFactory createEntityManagerFactory(java.lang.String name,
                                                              java.util.Map props)

Create and return an EntityManagerFactory for the named unit.

Parameters:

name - - the name of the persistence unit

props - - persistence unit properties

getPersistenceUtil

public static PersistenceUtil getPersistenceUtil()