JPA,Hibernate实现

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问题：Exception in thread "main" javax.persistence.PersistenceException: [PersistenceUnit: Person] Unable to configure EntityManagerFactory

at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:265)

at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:125)

at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:79)

at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:54)

at com.test.testGetEM.main(testGetEM.java:17)

Caused by: org.hibernate.DuplicateMappingException: Duplicate class/entity mapping com.entity.TUser

at org.hibernate.cfg.Mappings.addClass(Mappings.java:141)

at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:789)

at org.hibernate.cfg.AnnotationConfiguration.processArtifactsOfType(AnnotationConfiguration.java:546)

at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:291)

at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1162)

at org.hibernate.ejb.Ejb3Configuration.buildMappings(Ejb3Configuration.java:1226)

at org.hibernate.ejb.EventListenerConfigurator.configure(EventListenerConfigurator.java:173)

at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:854)

at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:191)

at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:253)

... 4 more

：

说明：

如图，

定义重复。一个是Hbernate的xml,一个是JPA的，实体类引入重复

（如有描述不清楚，望见谅，因为本人是菜鸟。搜了好多才解决，仅此提供给和我一样初次接触JPA的同学们！望大家解决问题后记得分享！）

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