《java web开发实战》软件开发技术联盟编著，第24章 基于ssh2电子商城网站加载后报错，请帮助，感谢感谢！

报错如下：

七月 02, 2017 8:14:49 下午 org.apache.catalina.core.StandardContext startInternal

严重: One or more listeners failed to start. Full details will be found in the appropriate container log file

七月 02, 2017 8:14:49 下午 org.apache.catalina.core.StandardContext startInternal

严重: Context [/Shop] startup failed due to previous errors

20:14:49,842 ERROR ContextLoader:307 - Context initialization failed

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'orderDao': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private org.hibernate.SessionFactory com.lyq.dao.DaoSupport.sessionFactory; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in file [C:\Users\Administrator\workspaces\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\Shop\WEB-INF\classes\applicationContext-common.xml]: Invocation of init method failed; nested exception is java.lang.NullPointerException

at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:287)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1106)

at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:478)

... 24 more

Caused by: java.lang.NullPointerException

at java.util.Hashtable.put(Hashtable.java:459)

at org.springframework.orm.hibernate4.LocalSessionFactoryBuilder.<init>(LocalSessionFactoryBuilder.java:101)

at org.springframework.orm.hibernate4.LocalSessionFactoryBean.afterPropertiesSet(LocalSessionFactoryBean.java:244)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1514)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1452)

... 34 more

七月 02, 2017 8:14:49 下午 org.apache.catalina.core.ApplicationContext log

信息: Closing Spring root WebApplicationContext

七月 02, 2017 8:14:49 下午 org.apache.coyote.AbstractProtocol start

信息: Starting ProtocolHandler ["http-bio-8080"]

七月 02, 2017 8:14:49 下午 org.apache.coyote.AbstractProtocol start

信息: Starting ProtocolHandler ["ajp-bio-8009"]

七月 02, 2017 8:14:49 下午 org.apache.catalina.startup.Catalina start

信息: Server startup in 3837 ms