简单实现添加用户功能，仅供初学者参考，可自行扩展程序功能（增删改查）。
这里贴下代码，需要的可以下载看（因为比较懒）。
applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:context="http://www.springframework.org/schema/context" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:p="http://www.springframework.org/schema/p" xmlns:util="http://www.springframework.org/schema/util" xmlns:jdbc="http://www.springframework.org/schema/jdbc" xmlns:cache="http://www.springframework.org/schema/cache" xsi:schemaLocation=" http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.1.xsd http://www.springframework.org/schema/cache http://www.springframework.org/schema/cache/spring-cache-3.1.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util.xsd"> <!-- 引入外部配置文件 --> <context:property-placeholder location="classpath:jdbc.properties"/> <!-- 配置连接池 --> <bean > <property name="driverClass" value="${jdbc.driverClass}"/> <property name="jdbcUrl" value="${jdbc.url}"/> <property name="user" value="${jdbc.username}"/> <property name="password" value="${jdbc.password}"/> </bean> <!-- 配置Hibernate相关属性 --> <bean > <!-- 注入连接池 --> <property name="dataSource" ref="dataSource"/> <!-- 配置Hibernate的属性 --> <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> <!-- 加载Hibernate中的映射文件 --> <property name="mappingResources"> <list> <value>cn/bj/ssh/entity/User.hbm.xml</value> </list> </property> </bean> <!-- 配置Action类 --> <bean > <!-- 手动注入service --> <property name="userService" ref="userService"/> </bean> <!-- 配置业务的类 --> <bean > <property name="userDao" ref="userDao"/> </bean> <!-- 配置DAO的类 --> <bean > <property name="sessionFactory" ref="sessionFactory"/> </bean> <!-- 配置事务管理器 --> <bean > <property name="sessionFactory" ref="sessionFactory"/> </bean> <!-- 开启注解事物 --> <tx:annotation-driven transaction-manager="transactionManager"/> </beans>