Question

Exception in thread "main" org.hibernate.HibernateException: JDBC Driver cla

Exception in thread "main" org.hibernate.MappingException: Unable to load class declared as <mapping class=" com.bjsxt.hibernate.model.Teacher"/> in the configuration:
at org.hibernate.cfg.AnnotationConfiguration.parseMappingElement(AnnotationConfiguration.java:650)
at org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1603)
at org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1582)
at org.hibernate.cfg.AnnotationConfiguration.doConfigure(AnnotationConfiguration.java:1047)
》》》》》》》》
at TeacherTest.main(TeacherTest.java:16)
Caused by: java.lang.ClassNotFoundException: com.bjsxt.hibernate.model.Teacher
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:169)
at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:192)
at org.hibernate.cfg.AnnotationConfiguration.parseMappingElement(AnnotationConfiguration.java:647)
... 14 more
请问是什么问题？

Answer 1

java.lang.ClassNotFoundException: com.bjsxt.hibernate.model.Teacher
请确认这个类是否存在你的classpath中

Answer 2

找不到类com.bjsxt.hibernate.model.Teacher

Answer 3

Struts2的话好像是
<mapping resource=""/>