1.问题：Exception in thread "main" java.lang.NoClassDefFoundError: org/dom4j/DocumentException
at HibernateTest.main(HibernateTest.java:14)
方法：添加dom4j.jar(解析hibernate.cfg.xml文件)
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2．问题：Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
at org.hibernate.cfg.Configuration.<clinit>(Configuration.java:116)
at HibernateTest.main(HibernateTest.java:14)
方法：添加commons-logging.jar(记录解析过程)
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3．问题：Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/collections/SequencedHashMap
方法：添加commons-collections.jar(在解析映射文件时，需要把所有持久化对象的定义放在一个HashMap中)
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4．问题：Exception in thread "main" java.lang.NoClassDefFoundError: net/sf/ehcache/CacheException
方法：添加ehcache.jar(高速缓存，提高存取速度)
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5．问题：2009-2-22 23:45:40 net.sf.ehcache.config.Configurator configure
警告: No configuration found. Configuring ehcache from ehcache-failsafe.xml found in the classpath: jar:file:/F:/MyJava/Hibernate/lib/ehcache-1.1.jar!/ehcache-failsafe.xml
Exception in thread "main" java.lang.NoClassDefFoundError
方法：把ehcache-1.1.jar解压，把其中的ehcache-failsafe.xml改成ehcache.xml。
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6.问题：Caused by: java.lang.ClassNotFoundException: net.sf.cglib.transform.impl.InterceptFieldEnabled
方法：添加cglib-full-2.0.02.jar
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7.问题：Caused by: java.lang.NoSuchMethodError: net.sf.cglib.proxy.Enhancer.setInterceptDuringConstruction(Z)V
方法：添加cglib-nodep-2.1_3.jar
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8.问题:Exception in thread "main" java.lang.NoClassDefFoundError: javax/transaction/Synchronization
方法:添加jta.jar(事务处理)
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9.问题:Exception in thread "main" java.lang.NoClassDefFoundError: antlr/ANTLRException
方法:添加antlr-2.7.5h3.jar
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