下面列出了怎么用org.springframework.orm.jpa.EntityManagerFactoryInfo的API类实例代码及写法，或者点击链接到github查看源代码。
@Override
public final void afterPropertiesSet() {
EntityManagerFactory emf = getEntityManagerFactory();
if (emf == null) {
throw new IllegalArgumentException("'entityManagerFactory' or 'persistenceUnitName' is required");
}
if (emf instanceof EntityManagerFactoryInfo) {
EntityManagerFactoryInfo emfInfo = (EntityManagerFactoryInfo) emf;
if (this.entityManagerInterface == null) {
this.entityManagerInterface = emfInfo.getEntityManagerInterface();
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
}
else {
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
this.shared = SharedEntityManagerCreator.createSharedEntityManager(
emf, getJpaPropertyMap(), this.synchronizedWithTransaction, this.entityManagerInterface);
}
@Override
public final void afterPropertiesSet() {
EntityManagerFactory emf = getEntityManagerFactory();
if (emf == null) {
throw new IllegalArgumentException("'entityManagerFactory' or 'persistenceUnitName' is required");
}
if (emf instanceof EntityManagerFactoryInfo) {
EntityManagerFactoryInfo emfInfo = (EntityManagerFactoryInfo) emf;
if (this.entityManagerInterface == null) {
this.entityManagerInterface = emfInfo.getEntityManagerInterface();
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
}
else {
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
this.shared = SharedEntityManagerCreator.createSharedEntityManager(
emf, getJpaPropertyMap(), this.synchronizedWithTransaction, this.entityManagerInterface);
}
@Override
public final void afterPropertiesSet() {
EntityManagerFactory emf = getEntityManagerFactory();
if (emf == null) {
throw new IllegalArgumentException("'entityManagerFactory' or 'persistenceUnitName' is required");
}
if (emf instanceof EntityManagerFactoryInfo) {
EntityManagerFactoryInfo emfInfo = (EntityManagerFactoryInfo) emf;
if (this.entityManagerInterface == null) {
this.entityManagerInterface = emfInfo.getEntityManagerInterface();
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
}
else {
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
this.shared = SharedEntityManagerCreator.createSharedEntityManager(
emf, getJpaPropertyMap(), this.synchronizedWithTransaction, this.entityManagerInterface);
}
@Override
public final void afterPropertiesSet() {
EntityManagerFactory emf = getEntityManagerFactory();
if (emf == null) {
throw new IllegalArgumentException("'entityManagerFactory' or 'persistenceUnitName' is required");
}
if (emf instanceof EntityManagerFactoryInfo) {
EntityManagerFactoryInfo emfInfo = (EntityManagerFactoryInfo) emf;
if (this.entityManagerInterface == null) {
this.entityManagerInterface = emfInfo.getEntityManagerInterface();
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
}
else {
if (this.entityManagerInterface == null) {
this.entityManagerInterface = EntityManager.class;
}
}
this.shared = SharedEntityManagerCreator.createSharedEntityManager(
emf, getJpaPropertyMap(), this.synchronizedWithTransaction, this.entityManagerInterface);
}
private EntityManager resolveEntityManager(@Nullable String requestingBeanName) {
// Obtain EntityManager reference from JNDI?
EntityManager em = getPersistenceContext(this.unitName, false);
if (em == null) {
// No pre-built EntityManager found -> build one based on factory.
// Obtain EntityManagerFactory from JNDI?
EntityManagerFactory emf = getPersistenceUnit(this.unitName);
if (emf == null) {
// Need to search for EntityManagerFactory beans.
emf = findEntityManagerFactory(this.unitName, requestingBeanName);
}
// Inject a shared transactional EntityManager proxy.
if (emf instanceof EntityManagerFactoryInfo &&
((EntityManagerFactoryInfo) emf).getEntityManagerInterface() != null) {
// Create EntityManager based on the info's vendor-specific type
// (which might be more specific than the field's type).
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction);
}
else {
// Create EntityManager based on the field's type.
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction, getResourceType());
}
}
return em;
}
@Test
public void testEntityManagerFactoryImplementsEntityManagerFactoryInfo() {
assertTrue("Must have introduced config interface", this.entityManagerFactory instanceof EntityManagerFactoryInfo);
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) this.entityManagerFactory;
assertEquals("Drivers", emfi.getPersistenceUnitName());
assertNotNull("PersistenceUnitInfo must be available", emfi.getPersistenceUnitInfo());
assertNotNull("Raw EntityManagerFactory must be available", emfi.getNativeEntityManagerFactory());
}
private EntityManager resolveEntityManager(@Nullable String requestingBeanName) {
// Obtain EntityManager reference from JNDI?
EntityManager em = getPersistenceContext(this.unitName, false);
if (em == null) {
// No pre-built EntityManager found -> build one based on factory.
// Obtain EntityManagerFactory from JNDI?
EntityManagerFactory emf = getPersistenceUnit(this.unitName);
if (emf == null) {
// Need to search for EntityManagerFactory beans.
emf = findEntityManagerFactory(this.unitName, requestingBeanName);
}
// Inject a shared transactional EntityManager proxy.
if (emf instanceof EntityManagerFactoryInfo &&
((EntityManagerFactoryInfo) emf).getEntityManagerInterface() != null) {
// Create EntityManager based on the info's vendor-specific type
// (which might be more specific than the field's type).
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction);
}
else {
// Create EntityManager based on the field's type.
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction, getResourceType());
}
}
return em;
}
@Test
public void testEntityManagerFactoryImplementsEntityManagerFactoryInfo() {
assertTrue("Must have introduced config interface", this.entityManagerFactory instanceof EntityManagerFactoryInfo);
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) this.entityManagerFactory;
assertEquals("Drivers", emfi.getPersistenceUnitName());
assertNotNull("PersistenceUnitInfo must be available", emfi.getPersistenceUnitInfo());
assertNotNull("Raw EntityManagerFactory must be available", emfi.getNativeEntityManagerFactory());
}
private EntityManager createEntityManager() {
EntityManagerFactory entityManagerFactory = transactionManager.getEntityManagerFactory();
if (entityManagerFactory instanceof EntityManagerFactoryInfo) {
entityManagerFactory = ((EntityManagerFactoryInfo) entityManagerFactory).getNativeEntityManagerFactory();
}
Map<String, Object> properties = transactionManager.getJpaPropertyMap();
return !CollectionUtils.isEmpty(properties) ? entityManagerFactory.createEntityManager(properties) : entityManagerFactory.createEntityManager();
}
private EntityManager resolveEntityManager(String requestingBeanName) {
// Obtain EntityManager reference from JNDI?
EntityManager em = getPersistenceContext(this.unitName, false);
if (em == null) {
// No pre-built EntityManager found -> build one based on factory.
// Obtain EntityManagerFactory from JNDI?
EntityManagerFactory emf = getPersistenceUnit(this.unitName);
if (emf == null) {
// Need to search for EntityManagerFactory beans.
emf = findEntityManagerFactory(this.unitName, requestingBeanName);
}
// Inject a shared transactional EntityManager proxy.
if (emf instanceof EntityManagerFactoryInfo &&
((EntityManagerFactoryInfo) emf).getEntityManagerInterface() != null) {
// Create EntityManager based on the info's vendor-specific type
// (which might be more specific than the field's type).
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction);
}
else {
// Create EntityManager based on the field's type.
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction, getResourceType());
}
}
return em;
}
private EntityManager resolveEntityManager(String requestingBeanName) {
// Obtain EntityManager reference from JNDI?
EntityManager em = getPersistenceContext(this.unitName, false);
if (em == null) {
// No pre-built EntityManager found -> build one based on factory.
// Obtain EntityManagerFactory from JNDI?
EntityManagerFactory emf = getPersistenceUnit(this.unitName);
if (emf == null) {
// Need to search for EntityManagerFactory beans.
emf = findEntityManagerFactory(this.unitName, requestingBeanName);
}
// Inject a shared transactional EntityManager proxy.
if (emf instanceof EntityManagerFactoryInfo &&
((EntityManagerFactoryInfo) emf).getEntityManagerInterface() != null) {
// Create EntityManager based on the info's vendor-specific type
// (which might be more specific than the field's type).
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction);
}
else {
// Create EntityManager based on the field's type.
em = SharedEntityManagerCreator.createSharedEntityManager(
emf, this.properties, this.synchronizedWithTransaction, getResourceType());
}
}
return em;
}
@Test
public void testCanCastNativeEntityManagerFactoryToEclipseLinkEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue(emfi.getNativeEntityManagerFactory().getClass().getName().endsWith("EntityManagerFactoryImpl"));
}
@Test
public void testCanCastNativeEntityManagerFactoryToHibernateEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue(emfi.getNativeEntityManagerFactory() instanceof org.hibernate.jpa.HibernateEntityManagerFactory);
assertTrue(emfi.getNativeEntityManagerFactory() instanceof SessionFactory); // as of Hibernate 5.2
}
@Test
public void testEntityManagerFactoryImplementsEntityManagerFactoryInfo() {
assertFalse("Must not have introduced config interface", entityManagerFactory instanceof EntityManagerFactoryInfo);
}
@Test
public void testCanCastNativeEntityManagerFactoryToEclipseLinkEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue(emfi.getNativeEntityManagerFactory().getClass().getName().endsWith("EntityManagerFactoryImpl"));
}
@Test
public void testCanCastNativeEntityManagerFactoryToHibernateEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue(emfi.getNativeEntityManagerFactory() instanceof org.hibernate.jpa.HibernateEntityManagerFactory);
assertTrue(emfi.getNativeEntityManagerFactory() instanceof SessionFactory); // as of Hibernate 5.2
}
@Test
public void testEntityManagerFactoryImplementsEntityManagerFactoryInfo() {
assertFalse("Must not have introduced config interface", entityManagerFactory instanceof EntityManagerFactoryInfo);
}
public void testCanCastNativeEntityManagerFactoryToEclipseLinkEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue(emfi.getNativeEntityManagerFactory().getClass().getName().endsWith("EntityManagerFactoryImpl"));
}
public void testCanCastNativeEntityManagerFactoryToHibernateEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue(emfi.getNativeEntityManagerFactory() instanceof HibernateEntityManagerFactory);
}
public void testCanCastNativeEntityManagerFactoryToOpenJpaEntityManagerFactoryImpl() {
EntityManagerFactoryInfo emfi = (EntityManagerFactoryInfo) entityManagerFactory;
assertTrue("native EMF expected", emfi.getNativeEntityManagerFactory() instanceof OpenJPAEntityManagerFactory);
}
public JPAPerister(List<State<T>> states, State<T> startState, Class<T> clazz, EntityManagerFactoryInfo entityManagerFactory, PlatformTransactionManager transactionManager) {
this(states, null, startState, clazz, entityManagerFactory.getNativeEntityManagerFactory().createEntityManager(), transactionManager);
}