当我尝试本教程时,我是 JPA 和休眠的新手 。我在我的 persistence.xml 中添加了以下提供程序,
<provider>org.hibernate.ejb.HibernatePersistence</provider>
我收到这个错误..
log4j:WARN No appenders could be found for logger (org.jboss.logging).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Exception in thread "main" java.lang.NoSuchMethodError: org.hibernate.cfg.Configuration.addAnnotatedClass(Ljava/lang/Class;)Lorg/hibernate/cfg/Configuration;
at org.hibernate.ejb.Ejb3Configuration.addAnnotatedClass(Ejb3Configuration.java:1421)
at org.hibernate.ejb.Ejb3Configuration.addNamedAnnotatedClasses(Ejb3Configuration.java:1391)
at org.hibernate.ejb.Ejb3Configuration.addClassesToSessionFactory(Ejb3Configuration.java:1184)
at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:1048)
at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:291)
at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:373)
at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:56)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:48)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:32)
at de.vogella.jpa.simple.main.Main.main(Main.java:17)
请帮助解决此错误。谢谢