Package javax.persistence.spi
Interface PersistenceProvider
public interface PersistenceProvider
Interface implemented by the persistence provider.
It is invoked by the container in Java EE environments and
by the Persistence
class in Java SE environments to
create an EntityManagerFactory
.
- Since:
- Java Persistence 1.0
-
Method Summary
Modifier and TypeMethodDescriptionCalled by the container when anEntityManagerFactory
is to be created.createEntityManagerFactory
(String emName, Map map) Called byPersistence
class when anEntityManagerFactory
is to be created.Return the utility interface implemented by the persistence provider.
-
Method Details
-
createEntityManagerFactory
Called byPersistence
class when anEntityManagerFactory
is to be created.- Parameters:
emName
- the name of the persistence unitmap
- a Map of properties for use by the persistence provider. These properties may be used to override the values of the corresponding elements in thepersistence.xml
file or specify values for properties not specified in thepersistence.xml
(and may be null if no properties are specified).- Returns:
- EntityManagerFactory for the persistence unit, or null if the provider is not the right provider
-
createContainerEntityManagerFactory
Called by the container when anEntityManagerFactory
is to be created.- Parameters:
info
- metadata for use by the persistence providermap
- a Map of integration-level properties for use by the persistence provider (may be null if no properties are specified). If a Bean Validation provider is present in the classpath, the container must pass theValidatorFactory
instance in the map with the key"javax.persistence.validation.factory"
.- Returns:
- EntityManagerFactory for the persistence unit specified by the metadata
-
getProviderUtil
ProviderUtil getProviderUtil()Return the utility interface implemented by the persistence provider.- Returns:
- ProviderUtil interface
- Since:
- Java Persistence 2.0
-