Spring LocalContainerEntityManagerFactoryBean扫描包和Hibernate包级别类型定义
在Spring3.1及更高版本中,应该能够在不使用persistence.xml的情况下配置JPA EntityManagerFactory。该配置包含在LocalContainerEntityManagerFactoryBean的bean定义中 当我使用packagesToScan方法告诉工厂bean在哪里扫描我的实体类时,它似乎没有选择在包级别定义的实体类 package-info.java:Spring LocalContainerEntityManagerFactoryBean扫描包和Hibernate包级别类型定义,spring,jpa,hibernate-mapping,Spring,Jpa,Hibernate Mapping,在Spring3.1及更高版本中,应该能够在不使用persistence.xml的情况下配置JPA EntityManagerFactory。该配置包含在LocalContainerEntityManagerFactoryBean的bean定义中 当我使用packagesToScan方法告诉工厂bean在哪里扫描我的实体类时,它似乎没有选择在包级别定义的实体类 package-info.java: @org.hibernate.annotations.TypeDefs({ @org.hi
@org.hibernate.annotations.TypeDefs({
@org.hibernate.annotations.TypeDef(name = "TypeA", typeClass = com.foo.type.A.class),
@org.hibernate.annotations.TypeDef(name = "TypeB", typeClass = com.foo.type.B.class) }) package com.foo.type;
@MappedSuperclass // <---HACK TO CAUSE HIBERNATE TO NOTICE THESE TYPE DEFS
@TypeDefs({
@TypeDef(name = "TypeA", typeClass = com.foo.type.A.class),
@TypeDef(name = "TypeB", typeClass = com.foo.type.B.class)
})
package com.foo.type;
import javax.persistence.MappedSuperclass;
spring-jpa.xml:
<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean" lazy-init="true">
<property name="dataSource" ref="dataSource" />
<property name="persistenceProviderClass" value="org.hibernate.ejb.HibernatePersistence"/>
<property name="jpaVendorAdapter">
<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter" />
</property>
<property name="jpaPropertyMap">
<map>
<entry key="hibernate.dialect" value="com.foo.FooDialect" />
<entry key="hibernate.default_schema" value="dba"/>
<entry key="hibernate.cache.use_query_cache" value="false"/>
<entry key="hibernate.cache.use_second_level_cache" value="true"/>
<entry key="hibernate.cache.region.factory_class" value="org.hibernate.cache.ehcache.SingletonEhCacheRegionFactory"/>
<entry key="net.sf.ehcache.configurationResourceName" value="META-INF/ehcache.xml" />
<entry key="javax.persistence.validation.factory" value-ref="validator"/>
</map>
</property>
<property name="packagesToScan">
<list>
<value>com.foo.domain</value>
<value>com.foo.type</value>
</list>
</property>
</bean>
com.foo.domain
com.foo.type
有什么办法可以做到这一点吗?我发现向包级别的typedefs添加@MappedSuperclass注释会导致Hibernate查找并处理它们。这似乎不是一个很好的解决方案,所以如果存在的话,我仍然在寻找更好的方法 package-info.java:
@org.hibernate.annotations.TypeDefs({
@org.hibernate.annotations.TypeDef(name = "TypeA", typeClass = com.foo.type.A.class),
@org.hibernate.annotations.TypeDef(name = "TypeB", typeClass = com.foo.type.B.class) }) package com.foo.type;
@MappedSuperclass // <---HACK TO CAUSE HIBERNATE TO NOTICE THESE TYPE DEFS
@TypeDefs({
@TypeDef(name = "TypeA", typeClass = com.foo.type.A.class),
@TypeDef(name = "TypeB", typeClass = com.foo.type.B.class)
})
package com.foo.type;
import javax.persistence.MappedSuperclass;
@MappedSuperclass//我也面临同样的问题。但是正如您提到的,当我添加@MappedSuperclass时,我将得到以下Maven错误------->error]core\model\package info.java:[2,0]error:annotation type不适用于这种声明