Luc*_*sio 4 java spring persistence hibernate jpa
我有一个使用Spring 3 + Hibernate JPA堆栈的Web应用程序.
我想知道是否有办法让Hibernate自动发现@Entity带注释的类,这样我就不必在persistence.xml文件中列出它们.我的@Entity注释类在一个单独的jar中"活动",位于我的Web应用程序的WEB-INF/lib中.
这是我的Spring配置文件的片段:
<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<property name="persistenceUnitName" value="mypersistence"/>
<property name="dataSource" ref="dataSource"/>
<property name="jpaVendorAdapter">
<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
<property name="showSql" value="true"/>
<property name="generateDdl" value="true"/>
<property name="databasePlatform" value="org.hibernate.dialect.DerbyDialect"/>
</bean>
</property>
</bean>
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="org.apache.derby.jdbc.ClientDriver"/>
<property name="url" value="jdbc:derby://localhost:1527/library;create=true"/>
<property name="username" value="app"/>
<property name="password" value="app"/>
</bean>
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory"/>
</bean>
<bean id="persistenceAnnotation" class="org.springframework.orm.jpa.support.PersistenceAnnotationBeanPostProcessor"/>
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