Struts2 + Spring2.5 + Hibernate3.2 框架 + MySQL 用Eclipse手工搭建

整体步骤是:
1、先加入Struts2
2、加入Spring2.5
3、加入Hibernate3.2

具体步骤是:
1、建个Web项目,而Eclipse里是Tomcat project
2、加入Struts2的核心包,(自己找吧网上很多)
3、写个web.xml放Web-Info下
<listener>  
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  
	</listener>  
       <filter>
		<filter-name>struts2</filter-name>
		<filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class>
	</filter>
	
	<filter-mapping>
		<filter-name>struts2</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>

4、写个三个很简单的jsp文件login.jsp/success.jsp/error.jsp
<body>
   	<s:form action="action_executeFunction" namespace="/">
   		名称:<s:textfield name="user.name"/>
   		密码:<s:textfield name="user.password"/>
   		<input type="submit" value="提交"/>
   	</s:form>
</body>

<body>
   	this is success page/
</body>

<body>
           this is error page.
</body>

5、写个Struts.xml文件放src下
<!-- 配置中文支持 --> 
<constant name="struts.custom.i18n.resources" value="alternate" />
	
<!-- 配置Spring-->
<constant name="struts.objectFactory" value="spring" />

<package name="user" namespace="/" extends="struts-default">
 		<global-results>
 			<result name="message">/WEB-INF/page/message.jsp</result>
 		</global-results>
		<action name="action_*" method="{1}"
			class="com.***.action.LoginAction" >
			<result name="input">login.jsp</result>
			<result name="error">error.jsp</result>
			<result name="success">success.jsp</result>
		</action>
</package>

6、写个action
public class LoginAction extends ActionBase{
	
	private User user  = new User();
	private ILoginBo loginBo ;
	
	public String input() throws Exception {

		this.user.setName("llll");
		return INPUT;
	}
	
	public void validateExecuteFunction() throws Exception{
		
		if(user.getName() == null || user.getPassword() == null ){
			this.redraw();
		}	
	}
	public String executeFunction() throws Exception {
		
		//ILoginBo loginBean = (ILoginBo)this.appContext.getBean("LoginBo");
		if(!loginBo.isExits(user.getName())){
			
			loginBo.addUser(user);
			return SUCCESS;
		}
		return ERROR;
	}
	
	public String redraw() throws Exception {
		
		return ERROR;
	}
	public ILoginBo getLoginBo() {
		return loginBo;
	}
	public void setLoginBo(ILoginBo loginBo) {
		this.loginBo = loginBo;
	}
	public User getUser() {
		return user;
	}
	public void setUser(User user) {
		this.user = user;
	}

}

7、以上这些文件对测试配好Struts2基本完成。其中还加入了一下配置Spring的应该能看出来在web.xml和Struts.xml中。
8、开始配置Spring,写个applicationContext.xml放Web-Info下
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:amq="http://activemq.apache.org/schema/core"
	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.xsd
    http://activemq.apache.org/schema/core 
    http://activemq.apache.org/schema/core/activemq-core.xsd">
	
	<!-- 这里scope="prototype"代表Action层不是单例模式,每次请求都会新创建一个对象-->
	<bean id="loginActionBean" class="com.***.action.LoginAction" scope="prototype">
		<property name="loginBo" ref="loginBo"/>
		<property name="user" ref="userBean"/>
	</bean>
	
	<!-- 而Bo层默认都是单例的才能进行事物管理-->
	<bean id="loginBo" class="com.***.bo.impl.LoginBoImpl">
		 <property name="userDao">
             <ref bean="userDao"/>
         </property>
	</bean>
	
	<bean id="dataSource"  
         class="org.apache.commons.dbcp.BasicDataSource">  
         <property name="driverClassName"  
             value="org.gjt.mm.mysql.Driver">
         </property>
         <property name="url" value="jdbc:mysql://localhost:3306/liucj"/>
         <property name="username" value="cc"/>
         <property name="password" value="cc"/>
     </bean>
     <bean id="sessionFactory"
         class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
         <property name="dataSource">
             <ref bean="dataSource"/>
         </property>
         <property name="hibernateProperties">
             <props>
                 <prop key="hibernate.dialect">
                     org.hibernate.dialect.MySQLDialect
                 </prop>
             </props>
         </property>
         <property name="mappingResources">
             <list>
                 <value>com/****/dao/po/User.hbm.xml</value>
			 </list>
         </property>
     </bean>
	 <bean id="hibernateTransactionManager" 
		class="org.springframework.orm.hibernate3.HibernateTransactionManager">
		<property name="sessionFactory">
			<ref local="sessionFactory"/>
		</property>
	</bean>
	 <!--Dao事务代理Bean的配置 -->
	<bean id="daoTemplate" 
		class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean" 
		abstract="true">
		<property name="transactionManager">
			<ref bean="hibernateTransactionManager"/>
		</property>
		<property name="transactionAttributes">
			<props>
				<prop key="save*">PROPAGATION_REQUIRED,-MyCheckedException</prop>
				<prop key="delete*">PROPAGATION_REQUIRED,-MyCheckedException</prop>
				<prop key="find*">PROPAGATION_REQUIRED,readOnly</prop>
				<prop key="load*">PROPAGATION_REQUIRED,readOnly</prop>
			</props>
		</property>
	</bean>
	<bean id="userDao" parent="daoTemplate">
		<property name="target">
			<ref bean="userDaoTarget"/>
		</property>
	</bean>
	
	 <bean id="userDaoTarget" class="com.***.dao.impl.UserDaoImpl">
		<property name="sessionFactory">
			<ref local="sessionFactory"/>
		</property>
	</bean>
	
</beans>

9、写个业务类,我这里用的是bo结尾,值得注意的是我的业务层和Hibernate层我都是用接口和实现类的方式。
LoginBoImpl.java
public class LoginBoImpl implements ILoginBo {
	
	private IUserDao userDao ;
	

	public IUserDao getUserDao() {
		return userDao;
	}

	public void setUserDao(IUserDao userDao) {
		this.userDao = userDao;
	}

	@Override
	public boolean isExits(String name) {
		// TODO Auto-generated method stub
		if(name.equals("liucj")){
			return true;
		}
		return false;
	}

	@Override
	public void addUser(User user) {
		// TODO Auto-generated method stub
		try{
			PoUser poUser = new PoUser();
			poUser.setId(0);
			poUser.setName(user.getName());
			poUser.setPassword(user.getPassword());
			
			this.userDao.saveUser(poUser);
		}catch(Exception ex){
			ex.printStackTrace();
		}
	}
}

10、写到这里,Spring的事物基本上已经完成,(其中在applicationContext.xml中也加入了Hibernate的配置)
11、开始写Hibernate层,先写个po对象PoUser.java
public class PoUser {
	
	private int id ;
	private String name ;
	private String password ;
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
}

12、写个映射文件User.hbm.xml
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-mapping PUBLIC
          "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
          "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>  
     <class name="com.***.dao.po.PoUser" table="user" catalog="liucj">  
         <id name="id" type="java.lang.Integer">  
             <column name="id" length="4" />  
         </id>  
         <property name="name" type="java.lang.String" not-null="true">  
             <column name="username" length="30" />  
         </property>  
         <property name="password" type="java.lang.String">  
             <column name="password" length="30" />  
         </property>  
     </class>  
</hibernate-mapping>  

13、写个dao类,UserDaoImpl.java
public class UserDaoImpl extends HibernateDaoSupport implements IUserDao{

	@Override
	public void saveUser(PoUser poUser) {
		this.getHibernateTemplate().saveOrUpdate(poUser);
		
	}
	

}

14、此时,所有配置完成,写的类都很简单,所以没有用多长时间,接下来准备加入Ajax,还有Hibernate的缓存。

朋友们如果你看了我的事物控制,估计会提出疑问,我只是在Hibernate层进行了事务管理,
其实应该包装在业务层,就是我上面提的bo层,而action就没有这个必要了。


----------------原创:http://lcj1112.iteye.com/blog/462673

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