进行 spring mvc jpa整合时.Junit方法测试时. 异常: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [applicationContext.xml]: Invocation of init method failed; nested excep
WebSphere 7 & Javax/Persistence/OneToMany.OrphanRemoval() Error 文章出处:http://www.mkyong.com/websphere/websphere-7-javaxpersistenceonetomany-orphanremoval-error/ Problem In Hibernate development, contains a model class with JPA @OneToMany annotation :
报错如下: org.springframework.orm.jpa.JpaObjectRetrievalFailureException: Unable to find com.rollong.chinatower.server.persistence.entity.staff.Department with id 0; nested exception is javax.persistence.EntityNotFoundException: Unable to find com.rollon
org.springframework.dao.InvalidDataAccessApiUsageException: Executing an update/delete query; nested exception is javax.persistence.TransactionRequiredException: Executing an update/delete query at org.springframework.orm.jpa.EntityManagerFactoryUtil
javax.persistence.PersistenceException: org.hibernate.PersistentObjectException: detached entity passed to persist: com.qingmu.Customer at org.hibernate.jpa.spi.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1692) at org.hibernate.j
javax.persistence.PersistenceException: Unable to build entity manager factory at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:66) at javax.persistence.Persistence.createEntityManagerFact
Exception in thread "main" java.lang.NoClassDefFoundError: javax/persistence/EntityListeners at org.hibernate.cfg.annotations.reflection.JPAMetadataProvider.getDefaults(JPAMetadataProvider.java:96) at org.hibernate.annotations.common.reflection.