org.apache.tapestry5.jpa
Interface EntityManagerSource

All Known Implementing Classes:

EntityManagerSourceImpl

public interface EntityManagerSource

Responsible for creating an EntityManager as needed.

Since:

5.3

Method Summary

javax.persistence.EntityManager	create(java.lang.String persistenceUnitName) Creates an EntityManager for the given persistence unit name.
javax.persistence.EntityManagerFactory	getEntityManagerFactory(java.lang.String persistenceUnitName) Gets the EntityManagerFactory for the given persistence unit name, creating it as necessary.
java.util.List<javax.persistence.spi.PersistenceUnitInfo>	getPersistenceUnitInfos() Get the list of PersistenceUnitInfo parsed from persistence.xml.

Method Detail

create

javax.persistence.EntityManager create(java.lang.String persistenceUnitName)

Creates an EntityManager for the given persistence unit name.

Parameters:

persistenceUnitName - the name of a persistence unit as defined in persistence.xml

Returns:

EntityManager for the given persistence unit name

getEntityManagerFactory

javax.persistence.EntityManagerFactory getEntityManagerFactory(java.lang.String persistenceUnitName)

Gets the EntityManagerFactory for the given persistence unit name, creating it as necessary.

Parameters:

persistenceUnitName - the name of a persistence unit as defined in persistence.xml

Returns:

EntityManagerFactory for the given persistence unit name

getPersistenceUnitInfos

java.util.List<javax.persistence.spi.PersistenceUnitInfo> getPersistenceUnitInfos()

Get the list of PersistenceUnitInfo parsed from persistence.xml.

Returns:

list of PersistenceUnitInfos