这是我的applicationContext的配置<?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:context="http://www.springframework.org/schema/context"
    xmlns:tx="http://www.springframework.org/schema/tx" 
    xmlns:aop="http://www.springframework.org/schema/aop"
    xmlns:p="http://www.springframework.org/schema/p"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
               http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
               http://www.springframework.org/schema/context
               http://www.springframework.org/schema/context/spring-context-4.0.xsd
               http://www.springframework.org/schema/tx
               http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
               http://www.springframework.org/schema/aop
               http://www.springframework.org/schema/aop/spring-aop-4.0.xsd">

<context:component-scan base-package="cn.xss"/>
<!-- 读取配置文件 -->
<bean id="propertiesConfig" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="location" value="classpath:jdbc.properties"/>
</bean>

<!-- 基于spring-jdbc的DataSource -->
 <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" ref="${jdbc.driverClass}"/>
<property name="url" ref="${jdbc.url}"/>
<property name="username" ref="${username}"/>
<property name="password" ref="${password}"/>
</bean> 

<!-- SqlSessionFactory -->
 <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<property name="typeAliasesPackage" value="cn.xss.entity"/>
<property name="mapperLocations" value="classpath:cn/xss/dao/*Mapper.xml"/>
</bean>

<!-- dao -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="cn.xss.dao"/>
</bean>

<!-- 事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager" autowire="byName"></bean>

<!-- 事务的通知 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="add*" propagation="REQUIRED"/>
<tx:method name="save*" propagation="REQUIRED"/>
<tx:method name="del*" propagation="REQUIRED"/>
<tx:method name="update*" propagation="REQUIRED"/>
<tx:method name="*" propagation="SUPPORTS" read-only="true"/>
</tx:attributes>
</tx:advice>
<!-- 植入 -->
<aop:config>
<aop:advisor advice-ref="txAdvice" pointcut="execution(* cn.xss.biz..*.*(..))"/>
</aop:config>
</beans>

这是我mybatis的配置<?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:aop="http://www.springframework.org/schema/aop"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans 
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<context:component-scan base-package="cn.xss"></context:component-scan>
<!-- 配置HandlerMapping -->
<!-- <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping"></bean> -->
<!-- 配置HandlerAdapter -->
<!-- <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter"></bean> -->

<!-- <bean id="/hello" class="cn.xss.controller.HelloController"></bean> -->

<!-- 会自动注册HandlerMapping和HandlerAdapter同时提供@valid的支持 -->
<mvc:annotation-driven/>
<!-- 配置视图解析器 -->
 <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/"></property>
<property name="suffix" value=".jsp"></property>
</bean>

<!-- 配置一个文件处理器 必须加上id="multipartResolver"-->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="maxUploadSize" value="10240000"></property>
</bean>

<!-- 配置一个全局异常 -->
<!-- <bean class="org.springframework.web.servlet.handler.SimpleMappingExceptionResolver">
<property name="defaultErrorView" value="exception/otherexception"></property>
<property name="exceptionMappings">
<props>
<prop key="java.lang.NullPointerException">/exception/null</prop>
<prop key="java.lang.ArithmeticException">/exception/Arithmetic</prop>
</props>
</property>
</bean> -->

<!-- 第一种：访问静态资源 mapping访问路径  location真实文件的路径-->
 <mvc:resources location="/css/" mapping="/css/**"/>
 <mvc:resources location="/images/" mapping="/images/**"/>
 <mvc:resources location="/script/" mapping="/js/**"/>
 
 <!-- 第二种方式 -->
 <!-- <mvc:default-servlet-handler/> -->
</beans>

这是报错信息
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContext.xml]: Cannot resolve reference to bean 'com.mysql.jdbc.Driver' while setting bean property 'driverClassName'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'com.mysql.jdbc.Driver' is defined

Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'com.mysql.jdbc.Driver' is defined

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [applicationContext.xml]: Cannot resolve reference to bean 'com.mysql.jdbc.Driver' while setting bean property 'driverClassName'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'com.mysql.jdbc.Driver' is defined

Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No bean named 'com.mysql.jdbc.Driver' is defined
jar包都导了，难道是mysqljar包版本不对么？