org.apache.openjpa.persistence
Interface OpenJPAEntityManagerFactory

All Superinterfaces:

Serializable

All Known Subinterfaces:

OpenJPAEntityManagerFactorySPI

All Known Implementing Classes:

EntityManagerFactoryImpl

public interface OpenJPAEntityManagerFactory
extends Serializable

Interface implemented by OpenJPA entity manager factories.

Since:

0.4.0

Author:

Abe White

Method Summary

OpenJPAEntityManager	createEntityManager()
OpenJPAEntityManager	createEntityManager(Map props) Return an entity manager with the provided additional configuration settings.
Properties	getProperties() Return properties describing this runtime.
QueryResultCache	getQueryResultCache() Access query result cache.
StoreCache	getStoreCache() Access the level 2 store cache.
StoreCache	getStoreCache(String name) Access a named level 2 store cache.
Object	getUserObject(Object key) Get the value for the specified key from the map of user objects.
Object	putUserObject(Object key, Object val) Put the specified key-value pair into the map of user objects.

Method Detail

getProperties

Properties getProperties()

Return properties describing this runtime.

putUserObject

Object putUserObject(Object key,
                     Object val)

Put the specified key-value pair into the map of user objects.

getUserObject

Object getUserObject(Object key)

Get the value for the specified key from the map of user objects.

getStoreCache

StoreCache getStoreCache()

Access the level 2 store cache. This cache acts as a proxy to all named caches.

getStoreCache

StoreCache getStoreCache(String name)

Access a named level 2 store cache.

getQueryResultCache

QueryResultCache getQueryResultCache()

Access query result cache.

createEntityManager

OpenJPAEntityManager createEntityManager()

createEntityManager

OpenJPAEntityManager createEntityManager(Map props)

Return an entity manager with the provided additional configuration settings. OpenJPA recognizes the following configuration settings in this method:

• openjpa.ConnectionUsername
• openjpa.ConnectionPassword
• openjpa.ConnectionRetainMode
• openjpa.TransactionMode