OpenJpaVendorAdapter (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

org.springframework.orm.jpa.vendor
Class OpenJpaVendorAdapter

java.lang.Object
  org.springframework.orm.jpa.vendor.AbstractJpaVendorAdapter
      org.springframework.orm.jpa.vendor.OpenJpaVendorAdapter

All Implemented Interfaces:

JpaVendorAdapter

public class OpenJpaVendorAdapter
extends AbstractJpaVendorAdapter

JpaVendorAdapter implementation for Apache OpenJPA. Developed and tested against OpenJPA 0.9.6.

Exposes OpenJPA's persistence provider and EntityManager extension interface, and supports AbstractJpaVendorAdapter's common configuration settings.

Since:

2.0

Author:

Costin Leau, Juergen Hoeller

See Also:

PersistenceProviderImpl, OpenJPAEntityManager

Constructor Summary
OpenJpaVendorAdapter()

 

Method Summary
protected  String	determineDatabaseDictionary(Database database)           Determine the OpenJPA database dictionary name for the given database.
Class<? extends javax.persistence.EntityManager>	getEntityManagerInterface()           Return the vendor-specific EntityManager interface that this provider's EntityManagers will implement.
JpaDialect	getJpaDialect()           Return the vendor-specific JpaDialect implementation for this provider, or null if there is none.
Map	getJpaPropertyMap()           Return a Map of vendor-specific JPA properties, typically based on settings in this JpaVendorAdapter instance.
javax.persistence.spi.PersistenceProvider	getPersistenceProvider()           Return the vendor-specific persistence provider.

 

Methods inherited from class org.springframework.orm.jpa.vendor.AbstractJpaVendorAdapter
getDatabase, getDatabasePlatform, isGenerateDdl, isShowSql, postProcessEntityManagerFactory, setDatabase, setDatabasePlatform, setGenerateDdl, setShowSql

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

OpenJpaVendorAdapter

public OpenJpaVendorAdapter()

getPersistenceProvider

public javax.persistence.spi.PersistenceProvider getPersistenceProvider()

Description copied from interface: JpaVendorAdapter

Return the vendor-specific persistence provider.

getJpaPropertyMap

public Map getJpaPropertyMap()

Description copied from interface: JpaVendorAdapter

Return a Map of vendor-specific JPA properties, typically based on settings in this JpaVendorAdapter instance.

Note that there might be further JPA properties defined on the EntityManagerFactory bean, which might potentially override individual JPA property values specified here.

Returns:

a Map of JPA properties, as as accepted by the standard JPA bootstrap facilities, or null or an empty Map if there are no such properties to expose

See Also:

Persistence.createEntityManagerFactory(String, java.util.Map), PersistenceProvider.createContainerEntityManagerFactory(javax.persistence.spi.PersistenceUnitInfo, java.util.Map)

determineDatabaseDictionary

protected String determineDatabaseDictionary(Database database)

Determine the OpenJPA database dictionary name for the given database.

Parameters:

database - the specified database

Returns:

the OpenJPA database dictionary name, or null if none found

public Class<? extends javax.persistence.EntityManager> getEntityManagerInterface()

public JpaDialect getJpaDialect()