tomcat启动报错。spring+struts2+hibernate

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in class path resource [applicationContext.xml]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.springframework.orm.hibernate3.LocalSessionFactoryBean]: Constructor threw exception; nested exception is java.lang.NoClassDefFoundError: org/hibernate/cfg/Configuration

<?xml version="1.0" encoding="UTF-8"?>

<beans

	xmlns="http://www.springframework.org/schema/beans"

	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

	xmlns:p="http://www.springframework.org/schema/p"

	xsi:schemaLocation="http://www.springframework.org/schema/beans 

	http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">





	<bean id="dataSource"

		class="org.apache.commons.dbcp.BasicDataSource">

		<property name="driverClassName"

			value="oracle.jdbc.OracleDriver">

		</property>

		<property name="url"

			value="jdbc:oracle:thin:@localhost:1521:orcl">

		</property>

		<property name="username" value="face"></property>

		<property name="password" value="123"></property>

	</bean>

	<bean id="sessionFactory"

		class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">

		<property name="dataSource">

			<ref bean="dataSource" />

		</property>

		<property name="hibernateProperties">

			<props>

				<prop key="hibernate.dialect">

					org.hibernate.dialect.Oracle9Dialect

				</prop>

			</props>

		</property>

		<property name="mappingResources">

			<list>

				<value>com/faclook/entity/FacelookUser.hbm.xml</value>

				<value>com/faclook/entity/FacelookPhoto.hbm.xml</value>

				<value>

					com/faclook/entity/FacelookComment.hbm.xml

				</value>

				<value>com/faclook/entity/FacelookAlbum.hbm.xml</value>

				<value>com/faclook/entity/FacelookMark.hbm.xml</value>

				<value>

					com/faclook/entity/FacelookActivity.hbm.xml

				</value></list>

		</property></bean></beans>

org.springframework.beans.factory.BeanCreationException: 

Error creating bean with name 'sessionFactory' defined in class path resource [applicationContext.xml]: Instantiation of bean failed; 

nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.springframework.orm.hibernate3.LocalSessionFactoryBean]: Constructor threw exception; 

nested exception is java.lang.NoClassDefFoundError: org/hibernate/cfg/Configuration

补充：Java ,  Java相关

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