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Spring Framework example source code file (JpaVendorAdapter.java)
The Spring Framework JpaVendorAdapter.java source code/* * Copyright 2002-2008 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.springframework.orm.jpa; import java.util.Map; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import javax.persistence.spi.PersistenceProvider; /** * SPI interface that allows to plug in vendor-specific behavior * into Spring's EntityManagerFactory creators. Serves as single * configuration point for all vendor-specific properties. * * @author Juergen Hoeller * @author Rod Johnson * @since 2.0 * @see AbstractEntityManagerFactoryBean#setJpaVendorAdapter */ public interface JpaVendorAdapter { /** * Return the vendor-specific persistence provider. */ PersistenceProvider getPersistenceProvider(); /** * Return the name of the persistence provider's root package * (e.g. "oracle.toplink.essentials"). Will be used for * excluding provider classes from temporary class overriding. * @since 2.5.2 */ String getPersistenceProviderRootPackage(); /** * Return a Map of vendor-specific JPA properties, * typically based on settings in this JpaVendorAdapter instance. * <p>Note that there might be further JPA properties defined on * the EntityManagerFactory bean, which might potentially override * individual JPA property values specified here. * @return a Map of JPA properties, as as accepted by the standard * JPA bootstrap facilities, or <code>null or an empty Map * if there are no such properties to expose * @see javax.persistence.Persistence#createEntityManagerFactory(String, java.util.Map) * @see javax.persistence.spi.PersistenceProvider#createContainerEntityManagerFactory(javax.persistence.spi.PersistenceUnitInfo, java.util.Map) */ Map getJpaPropertyMap(); /** * Return the vendor-specific JpaDialect implementation for this * provider, or <code>null if there is none. */ JpaDialect getJpaDialect(); /** * Return the vendor-specific EntityManagerFactory interface * that the EntityManagerFactory proxy is supposed to implement. * <p>If the provider does not offer any EntityManagerFactory extensions, * the adapter should simply return the standard * {@link javax.persistence.EntityManagerFactory} class here. * @since 2.5.2 */ Class<? extends EntityManagerFactory> getEntityManagerFactoryInterface(); /** * Return the vendor-specific EntityManager interface * that this provider's EntityManagers will implement. * <p>If the provider does not offer any EntityManager extensions, * the adapter should simply return the standard * {@link javax.persistence.EntityManager} class here. */ Class<? extends EntityManager> getEntityManagerInterface(); /** * Optional callback for post-processing the native EntityManagerFactory * before active use. * <p>This can be used for triggering vendor-specific initialization processes. * While this is not expected to be used for most providers, it is included * here as a general extension hook. */ void postProcessEntityManagerFactory(EntityManagerFactory emf); } Other Spring Framework examples (source code examples)Here is a short list of links related to this Spring Framework JpaVendorAdapter.java source code file: |
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