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java.lang.Objectjavax.persistence.Persistence
public class Persistence
Bootstrap class that is used to obtain an EntityManagerFactory
in Java SE environments.
The Persistence class is available in a Java EE
container environment as well; however, support for the Java SE
bootstrapping APIs is not required in container environments.
The Persistence class is used to obtain a PersistenceUtil instance in both
Java EE and Java SE environments.
| Field Summary | |
|---|---|
static java.lang.String |
PERSISTENCE_PROVIDER
Deprecated. |
| Constructor Summary | |
|---|---|
Persistence()
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| Method Summary | |
|---|---|
static EntityManagerFactory |
createEntityManagerFactory(java.lang.String persistenceUnitName)
Create and return an EntityManagerFactory for the named persistence unit. |
static EntityManagerFactory |
createEntityManagerFactory(java.lang.String persistenceUnitName,
java.util.Map properties)
Create and return an EntityManagerFactory for the named persistence unit using the given properties. |
static PersistenceUtil |
getPersistenceUtil()
Return the PersistenceUtil instance |
| Methods inherited from class java.lang.Object |
|---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
@Deprecated public static final java.lang.String PERSISTENCE_PROVIDER
| Constructor Detail |
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public Persistence()
| Method Detail |
|---|
public static EntityManagerFactory createEntityManagerFactory(java.lang.String persistenceUnitName)
persistenceUnitName - the name of the persistence unit
public static EntityManagerFactory createEntityManagerFactory(java.lang.String persistenceUnitName,
java.util.Map properties)
persistenceUnitName - the name of the persistence unitproperties - Additional properties to use when creating the factory. The
values of these properties override any values that may have
been configured elsewhere.
public static PersistenceUtil getPersistenceUtil()
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