?[DEBUG]?2018-08-21?15:54:33,179?Found?XML?schema?[http://www.springframework.org/schema/tx/spring-tx.xsd]?in?classpath:?org/springframework/transaction/config/spring-tx-3.2.xsd
?[DEBUG]?2018-08-21?15:54:33,198?Loading?bean?definitions
?[DEBUG]?2018-08-21?15:54:33,234?Loaded?NamespaceHandler?mappings:?{...}
?[ERROR]?2018-08-21?15:54:33,374?Context?initialization?failed
??org.springframework.beans.factory.BeanDefinitionStoreException:?Unexpected?exception?parsing?XML?document?from?class?path?resource?[applicationContext.xml];?
??nested?exception?is?java.lang.NoClassDefFoundError:?org/aopalliance/intercept/MethodInterceptor
??at?org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:412)
??at?org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:334)
??at?org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:302)
??at?org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:174)
??......

jdk版本1.7，spring版本3.2

<?xml?version="1.0"?encoding="UTF-8"?>
<beans?xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
????xmlns:aop="http://www.springframework.org/schema/aop"?
????xmlns:context="http://www.springframework.org/schema/context"
????xmlns:tx="http://www.springframework.org/schema/tx"?
????xmlns="http://www.springframework.org/schema/beans"
????xsi:schemaLocation="http://www.springframework.org/schema/beans
????????????????????????http://www.springframework.org/schema/beans/spring-beans.xsd
????????????????????????http://www.springframework.org/schema/aop
????????????????????????http://www.springframework.org/schema/aop/spring-aop.xsd
????????????????????????http://www.springframework.org/schema/context
????????????????????????http://www.springframework.org/schema/context/spring-context.xsd
????????????????????????http://www.springframework.org/schema/tx
????????????????????????http://www.springframework.org/schema/tx/spring-tx.xsd">

????<!--?引入外部屬性文件?-->
????<context:property-placeholder?location="classpath:jdbc.properties"?/>
????<!--?配置連接池c3p0?-->
????<bean?id="dataSource"?class="com.mchange.v2.c3p0.ComboPooledDataSource">
???????<property?name="jdbcDriver"?value="${jdbc.driver}"?/>
????????<property?name="jdbcUrl"?value="${jdbc.url}"?/>
????????<property?name="jdbcUsername"?value="${jdbc.username}"?/>
????????<property?name="jdbcPassword"?value="${jdbc.password}"?/>
????</bean>

????<!--?配置hibernate相關(guān)屬性?-->
????<bean?id="sessionFactory"
????????class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
????????<!--?注入連接池?-->
????????<property?name="dataSource"?ref="dataSource"></property>
????????<!--?配置hibernate屬性?-->
????????<property?name="hibernateProperties">
????????????<props>
????????????????<prop?key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
????????????????<prop?key="hibernate.show_sql">true</prop>
????????????????<prop?key="hibernate.format_sql">true</prop>
????????????????<prop?key="hibernate.hbm2ddl.auto">update</prop>
????????????</props>
????????</property>

????????<!--?加載hibernate映射文件?-->
????????<property?name="mappingResource">
????????????<list>
????????????????<value>com/lmx/employee/domain/Department.hbm.xml</value>
????????????????<value>com/lmx/employee/domain/Employee.hbm.xml</value>
????????????</list>

????????</property>

????</bean>
????<!--?配置action?-->
????<!--?配置service?-->
????<!--?配置dao?-->
????<!--?配置事務(wù)管理器?-->
????<bean?id="transactionManager"
????????class="org.springframework.orm.hibernate3.HibernateTransactionManager">
????????<!--?注入sessionFactory?-->
????????<property?name="sessionFactory"?ref="sessionFactory"></property>
????</bean>

????<!--?開啟注解事務(wù)?-->
????<tx:annotation-driven?transaction-manager="transactionManager"?/>

</beans>

看了好多博客的講解和解決方法，最后還是沒看懂，也沒解決。如上問題怎么解決？