web.xml文件
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0" 
xmlns="http://java.sun.com/xml/ns/javaee" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:applicationContext.xml</param-value>
    </context-param>
    
    <!-- 配置spring核心servlet 跳转的时候要用到-->  
    <servlet>  
        <servlet-name>spring</servlet-name>  
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>  
        <load-on-startup>1</load-on-startup>  
        <init-param>
         <param-name>contextConfigLocation</param-name>
         <param-value>classpath:spring-servlet.xml</param-value>
        </init-param>
    </servlet>  
    <!-- url-pattern配置为/，不带文件后缀，会造成其它静态文件(js，css等)不能访问。如配为*.do，则不影响静态文件的访问 -->  
    <servlet-mapping>  
        <servlet-name>spring</servlet-name>  
        <url-pattern>/</url-pattern>  
    </servlet-mapping>  
    
    <filter>
<filter-name>openSessionInViewFilter</filter-name>
<filter-class>
  org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class>
</filter>

<filter-mapping>
    <filter-name>openSessionInViewFilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>


applicationContext.xml文件
<?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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
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/aop
           http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
           http://www.springframework.org/schema/tx 
           http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">
<aop:aspectj-autoproxy/>
<!-- 扫描的包 -->
<context:component-scan base-package="com.mvc" />

<!-- 数据库资源文件 -->
<context:property-placeholder location="classpath:jdbc.properties"/>
<!-- 配置数据源 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
 <property name="user" value="${jdbc.username}"></property>
 <property name="password" value="${jdbc.password}"></property>
 <property name="driverClass" value="${jdbc.driverClassName}"></property>
 <property name="jdbcUrl" value="${jdbc.url}"></property>
 <property name="initialPoolSize" value="${jdbc.initPoolSize}"></property>
 <property name="maxPoolSize" value="${jdbc.maxPoolSize}" />
</bean>

<bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>
<property name="configLocation" value="classpath:hibernate.cfg.xml"></property>
<property name="packagesToScan">
<list>
<value>com.mvc.model</value>
</list>
</property>
</bean>
<!-- 配置SPRING 的声明式事务 -->
<!-- 1.配置事务管理器 -->
<bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>

<!-- 2.配置事务属性，需要事务管理器 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="get*"  read-only="true"/>
<tx:method name="*" propagation="REQUIRED"/>
</tx:attributes>
</tx:advice>

<!-- 3.配置事务切点，并把切点和事务属性关联起来 -->
<aop:config>
<aop:pointcut id="txPointCut"
expression="execution(* com.mvc222.service.impl.*.*(..))" />
<aop:advisor pointcut-ref="txPointCut"
advice-ref="txAdvice" />
</aop:config>
</beans>

hibernate.cfg.xml文件
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
          "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
          "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

<hibernate-configuration>
<session-factory>
<!-- 方言 -->
<property name="hibernate.dialect">org.hibernate.dialect.MySQL5InnoDBDialect</property>
<!-- 显示SQL -->
<property name="show_sql">true</property>
<property name="hibernate.format_sql">true</property>
<!-- 生成数据表 -->
<property name="hibernate.hbm2ddl.auto">update</property>
<!-- 二级缓存的属性 -->

    </session-factory>
</hibernate-configuration>


springmvc配置文件
<beans xmlns="http://www.springframework.org/schema/beans"  
 xmlns:context="http://www.springframework.org/schema/context"  
 xmlns:p="http://www.springframework.org/schema/p"  
 xmlns:mvc="http://www.springframework.org/schema/mvc"  
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  
 xsi:schemaLocation="http://www.springframework.org/schema/beans  
      http://www.springframework.org/schema/beans/spring-beans-3.0.xsd  
      http://www.springframework.org/schema/context  
      http://www.springframework.org/schema/context/spring-context.xsd  
      http://www.springframework.org/schema/mvc  
      http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">  
     <!-- 启动注解驱动的Spring MVC功能，注册请求url和注解POJO类方法的映射-->  
     <mvc:annotation-driven />  
     <!-- 启动包扫描功能，以便注册带有@Controller、@Service、@repository、@Component等注解的类成为spring的bean -->  
     <context:component-scan base-package="com.mvc" />  
     <!-- 对模型视图名称的解析，在请求时模型视图名称添加前后缀 -->  
     <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"
      p:prefix="/WEB-INF/view/" p:suffix=".jsp" /> 
      
    <!-- 添加默认首页 -->
    <mvc:view-controller path="/" view-name="redirect:/index"/> 
</beans>  

UserServiceImpl文件
package com.mvc.service.impl;

import javax.annotation.Resource;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.mvc.dao.UserDao;
import com.mvc.model.User;
import com.mvc.service.UserService;
@Service("UserService")
public class UserServiceImpl implements UserService{
@Resource
private UserDao userDao;
@Override
public void userAdd(User user) {
userDao.save(user);
throw new RuntimeException();
}
}

UserDao文件
package com.mvc.dao;

import com.mvc.model.User;

public interface UserDao extends BaseDao<User,Integer>{

}

UserDaoImpl文件
package com.mvc.dao;

import com.mvc.model.User;

public interface UserDao extends BaseDao<User,Integer>{

}

BaseDao文件
package com.mvc.dao;

import java.io.Serializable;

public interface BaseDao<T,PK extends Serializable>{
public void save(T entity);

public void getById(Class c,int id);

public void saveOrUpdate(T entity);
}

BaseDaoImpl文件
package com.mvc.dao.impl;

import java.io.Serializable;

import javax.annotation.Resource;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import com.mvc.dao.BaseDao;

public class BaseDaoImpl<T, PK extends Serializable> implements BaseDao<T,PK>{
private SessionFactory sessionFactory;

public SessionFactory getSessionFactory() {
return sessionFactory;
}
@Resource
public void setSessionFactory(SessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}

public Session getSession()
    {
  return this.sessionFactory.getCurrentSession();
}

@Override
public void save(T entity) {
Session s = this.getSession();
s.save(entity);
}

@Override
public void getById(Class c,int id) {
this.getSession().get(c,id);
}

@Override
public void saveOrUpdate(T entity) {
this.getSession().saveOrUpdate(entity);
}

}