web.xml文件

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"version="3.1"><listener><listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener><context-param><param-name>contextConfigLocation</param-name><param-value>classpath:bean.xml</param-value></context-param><filter><filter-name>struts2</filter-name><filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class></filter><filter-mapping><filter-name>struts2</filter-name><url-pattern>*.action</url-pattern></filter-mapping>
</web-app>

bean.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:tx="http://www.springframework.org/schema/tx"xmlns:aop="http://www.springframework.org/schema/aop"xmlns:context="http://www.springframework.org/schema/context"xsi:schemaLocation="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/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"><import resource="classpath:zhongfucheng/test/config/test-spring.xml"/><!-- 导入外部的properties配置文件 --><context:property-placeholder location="classpath:db.properties" /><!-- 配置c3p0数据源 --><bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close"><property name="jdbcUrl" value="${jdbcUrl}"></property><property name="driverClass" value="${driverClass}"></property><property name="user" value="${user}"></property><property name="password" value="${password}"></property><!--初始化时获取三个连接，取值应在minPoolSize与maxPoolSize之间。Default: 3 --><property name="initialPoolSize" value="${initialPoolSize}"></property><!--连接池中保留的最小连接数。Default: 3 --><property name="minPoolSize" value="3"></property><!--连接池中保留的最大连接数。Default: 15 --><property name="maxPoolSize" value="${maxPoolSize}"></property><!--当连接池中的连接耗尽的时候c3p0一次同时获取的连接数。Default: 3 --><property name="acquireIncrement" value="3"></property><!--最大空闲时间，1800秒内未使用则连接被丢弃，若为0则永不丢弃。Default: 0 --><property name="maxIdleTime" value="1800"></property></bean><bean id="sessionFactory"class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"><property name="dataSource" ref="dataSource"></property><property name="hibernateProperties"><props><prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop><prop key="hibernate.show_sql">true</prop><prop key="hibernate.hbm2ddl.auto">update</prop><prop key="javax.persistence.validation.mode">none</prop></props></property><property name="mappingLocations"><list><value>classpath:zhongfucheng/test/entity/*.hbm.xml</value></list></property></bean><bean id="txManager"class="org.springframework.orm.hibernate3.HibernateTransactionManager"><property name="sessionFactory" ref="sessionFactory" /></bean><tx:advice id="txAdvice" transaction-manager="txManager"><tx:attributes><tx:method name="find*" read-only="true" /><tx:method name="get*" read-only="true" /><tx:method name="load*" read-only="true" /><tx:method name="list*" read-only="true" /><tx:method name="search*" read-only="true" /><tx:method name="*" rollback-for="Throwable" /></tx:attributes></tx:advice><aop:config><aop:pointcut id="serviceOperation" expression="bean(*Service*)" /><aop:advisor advice-ref="txAdvice" pointcut-ref="serviceOperation" /></aop:config><!-- 所有业务dao的parent --><bean id="baseDao" abstract="true"><property name="sessionFactory" ref="sessionFactory"></property></bean>
</beans>

log4j.properties文件：

log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p [%t] %c{1}:%L - %m%n#默认从warn开始
log4j.rootLogger=warn, stdout, Rlog4j.logger.zhongfucheng.test=debuglog4j.appender.R=org.apache.log4j.DailyRollingFileAppender#R.File是把日志信息输出到哪里
log4j.appender.R.File=D:/itcast/itcast.log
log4j.appender.R.layout=org.apache.log4j.PatternLayout
log4j.appender.R.layout.ConversionPattern=%d [%t] %5p  %c - %m%n

db.properties文件

--------------------mysql----------------------
jdbcUrl=jdbc:mysql://localhost:3306/SSH03?useUnicode=true&characterEncoding=utf8
driverClass=com.mysql.jdbc.Driver
user=root
password=root
initialPoolSize=10
maxPoolSize=30--------------------sqlserver----------------------jdbcUrl=jdbc:sqlserver://localhost:1433;DatabaseName=zhongfucheng
driverClass=com.microsoft.sqlserver.jdbc.SQLServerDriver
user=sa
password=sql
initialPoolSize=10
maxPoolSize=30

Struts2.xml文件

<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE struts PUBLIC"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN""http://struts.apache.org/dtds/struts-2.0.dtd"><struts><!-- 禁用动态方法访问 --><constant name="struts.enable.DynamicMethodInvocation" value="false" /><!-- 配置成开发模式 --><constant name="struts.devMode" value="true" /><!-- 配置拓展名为action --><constant name="struts.action.extention" value="action" /><!-- 把主题配置成simple --><constant name="struts.ui.theme" value="simple" /><include file="zhongfucheng/test/config/test-Struts2.xml"/></struts>

BaseDao.java

package zhongfucheng.core.dao;import java.io.Serializable;
import java.util.List;public interface BaseDao<T> {//新增public void save(T entity);//更新public void update(T entity);//根据id删除public void delete(Serializable id);//根据id查找public T findObjectById(Serializable id);//查找列表public List<T> findObjects();
}

baseDaoImpl.java

package zhongfucheng.core.dao.impl;import org.hibernate.Query;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import zhongfucheng.core.dao.BaseDao;import java.io.Serializable;
import java.lang.reflect.ParameterizedType;
import java.util.List;public abstract class BaseDaoImpl<T> extends HibernateDaoSupport implements BaseDao<T> {Class<T> clazz;public BaseDaoImpl(){ParameterizedType pt =  (ParameterizedType)this.getClass().getGenericSuperclass();//BaseDaoImpl<User>clazz = (Class<T>)pt.getActualTypeArguments()[0];}@Overridepublic void save(T entity) {getHibernateTemplate().save(entity);}@Overridepublic void update(T entity) {getHibernateTemplate().update(entity);}@Overridepublic void delete(Serializable id) {getHibernateTemplate().delete(findObjectById(id));}@Overridepublic T findObjectById(Serializable id) {return getHibernateTemplate().get(clazz, id);}@Overridepublic List<T> findObjects() {Query query = getSession().createQuery("FROM " + clazz.getSimpleName());return query.list();}}