struts2.2+spring3.1+hibernate3.2整合方法三

beans.xml

<?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-2.5.xsd
           http://www.springframework.org/schema/context
           http://www.springframework.org/schema/context/spring-context-2.5.xsd
           http://www.springframework.org/schema/aop
           http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
           http://www.springframework.org/schema/tx 
           http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
	<context:annotation-config />
	<context:component-scan base-package="demo" />
	<bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
		<property name="locations">
			<value>classpath:jdbc.properties</value>
		</property>
	</bean>

	<bean id="dataSource" destroy-method="close" class="org.apache.commons.dbcp.BasicDataSource">
		<property name="driverClassName" value="${jdbc.driverClassName}" />
		<property name="url" value="${jdbc.url}" />
		<property name="username" value="${jdbc.username}" />
		<property name="password" value="${jdbc.password}" />
	</bean>
	
	<bean id="sf" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
		<property name="dataSource" ref="dataSource" />
		<!-- <property name="annotatedClasses">
			<list><value>com.bjsxt.model.User</value><value>com.bjsxt.model.Log</value></list>
		</property> -->
		 <property name="packagesToScan">
			<list>
				<value>demo.model</value>
			</list>
		</property>
		<property name="hibernateProperties">
			<props>
				<prop key="hibernate.dialect">
					org.hibernate.dialect.MySQLDialect
				</prop>
				<prop key="hibernate.show_sql">true</prop>
			</props>
		</property>
	</bean>
	
	<bean id="hibernateTemplate" class="org.springframework.orm.hibernate3.HibernateTemplate">
		<property name="sessionFactory" ref="sf"></property>
	</bean>

	<bean id="txManager"
		class="org.springframework.orm.hibernate3.HibernateTransactionManager">
		<property name="sessionFactory" ref="sf" />
	</bean>

	<aop:config>
		<aop:pointcut id="bussinessService"
			expression="execution(public * demo.service.*.*(..))" />
		<aop:advisor pointcut-ref="bussinessService"
			advice-ref="txAdvice" />
	</aop:config>

	<tx:advice id="txAdvice" transaction-manager="txManager">
		<tx:attributes>
			<tx:method name="exists" read-only="true" />
			<tx:method name="add*" propagation="REQUIRED"/>
		</tx:attributes>
	</tx:advice>

</beans>

struts.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN"
	"http://struts.apache.org/dtds/struts-2.1.dtd">

<struts>
	<package name="registration" extends="struts-default">
		<action name="u" class="u">
			<result name="success">/registerSuccess.jsp</result>
			<result name="fail">/registerFail.jsp</result>
			<result name="list">/userlist.jsp</result>
			<result name="load">/user.jsp</result>
		</action>
	</package>
</struts>
	

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" 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_2_5.xsd">
	<welcome-file-list>
		<welcome-file>index.jsp</welcome-file>
	</welcome-file-list>

	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
		<!-- default: /WEB-INF/applicationContext.xml -->
	</listener>

	<context-param>
		<param-name>contextConfigLocation</param-name>
		<!-- <param-value>/WEB-INF/applicationContext-*.xml,classpath*:applicationContext-*.xml</param-value>  -->
		<param-value>classpath:beans.xml</param-value>
	</context-param>
	
	
	<filter>
		<filter-name>encodingFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<init-param>
			<param-name>encoding</param-name>
			<param-value>GBK</param-value>
		</init-param>
	</filter>
	
	<filter-mapping>
		<filter-name>encodingFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	
	<filter>
		<filter-name>openSessionInView</filter-name>
		<filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>
		<init-param>
			<param-name>sessionFactoryBeanName</param-name>
			<param-value>sf</param-value>
		</init-param>
	</filter>
	
	<filter-mapping>
		<filter-name>openSessionInView</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	
	<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>/*</url-pattern>
	</filter-mapping>
</web-app>

UserAction.java

package demo.action;

import java.util.List;

import javax.annotation.Resource;

import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import demo.model.User;
import demo.service.UserManager;
import demo.vo.UserRegisterInfo;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ModelDriven;

@Component("u")
@Scope("prototype")
public class UserAction extends ActionSupport implements ModelDriven {
	
	
	private UserRegisterInfo info = new UserRegisterInfo();
	
	private UserManager userManager;
	
	private List<User> users;
	
	private User user;
	
	public UserAction(){
		System.out.println("useraction created!");
	}
	
	@Override
	public String execute() throws Exception {
		User u = new User();
		u.setUsername("aa");
		u.setPassword("aa");
		if(userManager.exists(u)) {
			return "fail";
		}
		userManager.add(u);
		if(userManager.exists(u)) {
			System.out.println("00000000000000000");
			return "fail";
		}
		System.out.println("111111111111111");
		return "success";
	}

	public UserRegisterInfo getInfo() {
		return info;
	}

	public void setInfo(UserRegisterInfo info) {
		this.info = info;
	}
	
	//@Override
	public Object getModel() {
		return info;
	}
	
	public String list() {
		this.users = this.userManager.getUsers();
		return "list";
	}
	
	public List<User> getUsers() {
		return users;
	}

	public void setUsers(List<User> users) {
		this.users = users;
	}

	public String load() {
		this.user = this.userManager.loadById(info.getId());
		return "load";
	}

	public User getUser() {
		return user;
	}

	public void setUser(User user) {
		this.user = user;
	}

	public UserManager getUserManager() {
		return userManager;
	}
	
	@Resource
	public void setUserManager(UserManager userManager) {
		this.userManager = userManager;
	}
	
}

UserDaoImpl.java

package demo.dao.impl;

import java.util.List;

import javax.annotation.Resource;

import org.springframework.orm.hibernate3.HibernateTemplate;
import org.springframework.stereotype.Component;

import demo.dao.UserDao;
import demo.model.User;

@Component("userDao")
public class UserDaoImpl implements UserDao {
	
	private HibernateTemplate hibernateTemplate; 
	public void save(User u) {
		hibernateTemplate.save(u);
		
	}

	public boolean checkUserExistsWithName(String username) {
		List<User> users = hibernateTemplate.find("from User u where u.username = '" + username + "'");
		
		
		if(users != null && users.size() > 0) {
			return true;
		}
		return false;
		/*long count = (Long)hibernateTemplate.getSessionFactory()
					.getCurrentSession().createQuery("select count(*) from User u where u.username = :username")
					.setString("username", username).uniqueResult();
		if(count > 0) return true;
		return false;*/
	}

	public HibernateTemplate getHibernateTemplate() {
		return hibernateTemplate;
	}
	
	@Resource
	public void setHibernateTemplate(HibernateTemplate hibernateTemplate) {
		this.hibernateTemplate = hibernateTemplate;
	}

	public List<User> getUsers() {
		// TODO Auto-generated method stub
		return (List<User>)this.hibernateTemplate.find("from User");
	}

	public User loadById(int id) {
		
		return (User)this.hibernateTemplate.load(User.class, id);
	}

}

User.java

package demo.model;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;

@Entity
public class User {
	private int id;
	private String username;
	private String password;
	@Id
	@GeneratedValue
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
	
	

}

UserManagerImpl.java

package demo.service.impl;

import java.util.List;

import javax.annotation.Resource;

import org.springframework.stereotype.Component;

import demo.dao.UserDao;
import demo.model.User;
import demo.service.UserManager;

@Component("userManager")
public class UserManagerImpl implements UserManager {
	
	private UserDao userDao;
	
	public UserDao getUserDao() {
		return userDao;
	}
	@Resource
	public void setUserDao(UserDao userDao) {
		this.userDao = userDao;
	}

	public boolean exists(User u) throws Exception {
		return userDao.checkUserExistsWithName(u.getUsername());
		
	}
	
	public void add(User u) throws Exception {
		userDao.save(u);
	}

	public List<User> getUsers() {
		return this.userDao.getUsers();
	}

	public User loadById(int id) {
		return this.userDao.loadById(id);
	}
}

HibernateUtil.java

package demo.util;

import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;

public class HibernateUtil {
	private static SessionFactory sf;
	static {
		sf = new AnnotationConfiguration().configure().buildSessionFactory();
	}
	
	public static SessionFactory getSessionFactory() {
		return sf;
	}
}