Hurricane_m的博客

报错：org.hibernate.MappingException: Could not get constructor for org.hibernate.persister.entity.SingleTableEntityPersister    at org.hibernate.persister.internal.PersisterFactoryImpl.createEntityPe...

java.lang.Error: Unresolved compilation problem:     The method getSession() is undefined for the type HibernateUtils    at com.itheima.test.Demo1.testSave2(Demo1.java:26)    at sun.reflect.Native...

org.hibernate.TypeMismatchException: Provided id of the wrong type for class com.itheima.domain.Customer. Expected: class java.lang.Long, got class java.lang.Integer    at org.hibernate.event.interna...

愚蠢的一批0.0   这个问题 困扰了我三天。当我进行双向关联保存数据时，控制台报错log4j:WARN No appenders could be found for logger (org.jboss.logging).log4j:WARN Please initialize the log4j system properly.log4j:WARN See http://loggi...