完整的SSH案例
目录结构
action类
DeleteUserAction
packageaction;
importservice.UserService;
importbean.User;
importcom.opensymphony.xwork2.ActionSupport;
publicclass DeleteUserAction extends ActionSupport {
/**
*
*/
private static final longserialVersionUID = 1L;
private User user = new User();
private UserService userService;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
public UserService getUserService() {
return userService;
}
public void setUserService(UserServiceuserService) {
this.userService =userService;
}
@Override
public String execute() throwsException {
System.out.println("-------UserAction.deleteUser-----------"
+user.getFirstName());
this.userService.delete(user);
return "SUCCESS";
}
}
ListUserAction
package action;
import java.util.Map;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
import service.UserService;
public class ListUserAction extends ActionSupport {
private static final long serialVersionUID = 1L;
private UserService userService;
public UserService getUserService() {
return userService;
}
public void setUserService(UserService userService) {
this.userService = userService;
}
@SuppressWarnings("unchecked")
@Override
public String execute() throws Exception {
System.out.println("-------UserAction.ListUser-----------");
Map request = (Map)ActionContext.getContext().get("request");
request.put("list", this.userService.findAllUsers());
System.out.println(3);
return "SUCCESS";
}
}
SaveUserAction
packageaction;
importservice.UserService;
importbean.User;
importcom.opensymphony.xwork2.ActionSupport;
publicclass SaveUserAction extends ActionSupport {
private static final long serialVersionUID= 1L;
private User user;
private UserService userService;
public UserService getUserService() {
return userService;
}
public void setUserService(UserServiceuserService) {
this.userService = userService;
}
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
@Override
public String execute() throws Exception {
// 调用service相关的方法,完成实际的业务处理
System.out.println("-------UserAction.SaveUser-----------"+user.getFirstName());
this.userService.doCreateUser(user);
return "SUCCESS";
}
}
UpdatePUser
packageaction;
importjava.util.Map;
importservice.UserService;
importbean.User;
import com.opensymphony.xwork2.ActionContext;
importcom.opensymphony.xwork2.ActionSupport;
publicclass UpdatePUser extends ActionSupport {
private static final long serialVersionUID= 1L;
private User user=new User();
private UserService userService;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
public UserService getUserService() {
return userService;
}
public void setUserService(UserServiceuserService) {
this.userService = userService;
}
@Override
public String execute() throws Exception {
System.out.println("-------UserAction.UpdatePUser-----------"+user.getId());
Map request = (Map)ActionContext.getContext().get("request");
request.put("list",this.userService.findUserById(user.getId()));
return "SUCCESS";
}
}
UpdateUserAction
packageaction;
importservice.UserService;
importbean.User;
importcom.opensymphony.xwork2.ActionSupport;
publicclass UpdateUserAction extends ActionSupport {
private User user = new User();
private UserService userService;
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
public UserService getUserService() {
return userService;
}
public void setUserService(UserServiceuserService) {
this.userService =userService;
}
@Override
public String execute() throwsException {
System.out.println("-------UserAction.UpdateUser-----------"
+user.getFirstName());
this.userService.update(this.user);
return "SUCCESS";
}
}
Bean类
package bean;
public class User {
private int id;
private String firstName;
private String lastName;
private int age;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
@Override
public String toString() {
return "ID: " + id + "FirstName: " + firstName;
}
}
User.hbm.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="bean.User" table="tb_users">
<id name="id"></id>
<property name="firstName" />
<property name="lastName" />
<property name="age" />
</class>
</hibernate-mapping>
Dao类
package dao;
import java.util.List;
import bean.User;
public interface UserDAO {
public void doCreateUser(User user);
public List<User>findAllUsers();
public void removeUser(Useruser);
public void updateUser(Useruser);
public List<User>findUserById(int id);
}
package dao;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import bean.User;
public class UserDAOImpl implements UserDAO {
private SessionFactorysessionFactory;
public voidsetSessionFactory(SessionFactory sessionFactory) {
this.sessionFactory= sessionFactory;
}
public Session getSession() {
returnsessionFactory.getCurrentSession();
}
@Override
public void doCreateUser(Useruser) {
// TODOAuto-generated method stub
System.out.println("-------UserDaoImp.doCreateUser-----------"
+user.getFirstName());
System.out.println("id"+ user.getId());
System.out.println("firstname"+ user.getFirstName());
System.out.println("lastname"+ user.getLastName());
System.out.println("age"+ user.getAge());
getSession().save(user);
}
@Override
public List<User>findAllUsers() {
// TODOAuto-generated method stub
String hql ="from User u order by u.id asc";
System.out.println(1);
Query query =getSession().createQuery(hql);
System.out.println(2);
List<User>list = query.list();
return list;
}
@Override
public void removeUser(Useruser) {
// TODOAuto-generated method stub
System.out.println("-------UserDaoImp.removeUser-----------"
+user.getFirstName());
getSession().delete(user);
}
@Override
public void updateUser(Useruser) {
// TODOAuto-generated method stub
System.out.println("-------UserDaoImp.updateUser-----------"
+user.getFirstName());
getSession().update(user);
}
@Override
public List<User>findUserById(int id) {
// TODO Auto-generatedmethod stub
System.out.println("-------UserDaoImp.findUserById-----------"+ id);
String hql ="from User u where u.id=:id order by u.id asc";
Query query =getSession().createQuery(hql);
query.setInteger("id",id);
List<User>list = query.list();
return list;
}
}
Service类
package service;
import java.util.List;
import bean.User;
public interface UserService {
public void doCreateUser(Useruser);
public List<User>findAllUsers();
public void delete(Useruser);
public void update(Useruser);
public List<User>findUserById(int id);
}
package service;
import java.util.List;
import dao.UserDAO;
import bean.User;
public class UserServiceImpl implements UserService {
private UserDAO dao;
public UserDAO getDao() {
return dao;
}
public void setDao(UserDAOdao) {
this.dao = dao;
}
public voiddoCreateUser(User user) {
System.out.println("-------UserService.doCreateUser-----------"+user.getFirstName());
this.dao.doCreateUser(user);
}
public List<User>findAllUsers() {
System.out.println("-------UserService.findAllUsers-----------");
returnthis.dao.findAllUsers();
}
public void delete(Useruser) {
System.out.println("-------UserService.deleteUser-----------"+user.getFirstName());
this.dao.removeUser(user);
}
public void update(Useruser) {
System.out.println("-------UserService.updateUser-----------"+user.getFirstName());
this.dao.updateUser(user);
}
public List<User>findUserById(int id) {
System.out.println("-------UserService.findUserById-----------"+id);
returnthis.dao.findUserById(id);
}
}
applicationContext.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.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!-- 引入外部属性文件. -->
<context:property-placeholder location="classpath:jdbc.properties" />
<!-- 配置c3p0连接池 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="${jdbc.driver}" />
<property name="jdbcUrl" value="${jdbc.url}" />
<property name="user" value="${jdbc.user}" />
<property name="password" value="${jdbc.password}" />
</bean>
<!-- 零障碍整合在spring配置文件中引入hibernate的配置文件 -->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<!-- 管理连接池 -->
<property name="dataSource" ref="dataSource"></property>
<!-- hibernate属性 -->
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.OracleDialect</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.format_sql">true</prop>
<prop key="hibernate.hbm2ddl.auto">update</prop>
<prop key="hibernate.connection.autocommit">false</prop>
</props>
</property>
<property name="mappingResources">
<list>
<value>bean/User.hbm.xml</value>
</list>
</property>
<!-- <propertyname="mappingDirectoryLocations">
<list>
<value>classpath:vo</value>
</list>
</property>-->
</bean>
<bean id="userDAO" class="dao.UserDAOImpl" scope="singleton">
<property name="sessionFactory" ref="sessionFactory">
</property>
</bean>
<bean id="userServiceTarget" class="service.UserServiceImpl"
scope="singleton">
<property name="dao" ref="userDAO" />
</bean>
<bean id="userService"
class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean">
<property name="target" ref="userServiceTarget">
</property>
<property name="transactionManager" ref="transactionManager">
</property>
<property name="transactionAttributes">
<props>
<prop key="find*">PROPAGATION_REQUIRED,readOnly</prop>
<prop key="*">PROPAGATION_REQUIRED</prop>
</props>
</property>
</bean>
<bean id="saveUserAction" class="action.SaveUserAction" scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<bean id="listUserAction" class="action.ListUserAction" scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<bean id="removeUserAction" class="action.DeleteUserAction" scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<bean id="updatePUserAction" class="action.UpdatePUser">
<property name="userService" ref="userService"></property>
</bean>
<bean id="updateUserAction" class="action.UpdateUserAction" scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<bean id="UpdatePUser" class="action.UpdatePUser" scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<!-- 事务管理器 -->
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory" />
</bean>
<!-- 注解开户事务 -->
<tx:annotation-driven transaction-manager="transactionManager" />
</beans>
jdbc.properties
jdbc.user=scott
jdbc.password=tiger
jdbc.driver=oracle.jdbc.driver.OracleDriver
jdbc.url=jdbc\:oracle\:thin\:@localhost\:1521\:orcl
struts.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD StrutsConfiguration 2.3//EN"
"http://struts.apache.org/dtds/struts-2.3.dtd">
<struts>
<constant name="struts.devMode" value="false" />
<package name="default" namespace="/" extends="struts-default">
<action name="saveUser" class="saveUserAction">
<result name="SUCCESS" type="redirectAction">listUser</result>
</action>
<action name="listUser" class="listUserAction">
<result name="SUCCESS">/list.jsp</result>
</action>
<action name="deleteUser" class="removeUserAction">
<result name="SUCCESS" type="redirectAction">listUser</result>
</action>
<action name="updatePUser" class="updatePUserAction">
<result name="SUCCESS">/update.jsp</result>
</action>
<action name="updateUser" class="updateUserAction">
<result name="SUCCESS" type="redirectAction">listUser</result>
</action>
<action name="findUser" class="UpdatePUser">
<result name="SUCCESS">/list.jsp</result>
</action>
</package>
</struts>
index.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'index.jsp' starting page</title>
</head>
<body>
<h2><font color="red">Operation List</font></h2>
<s:a href="update.jsp">Update User</s:a><br/>
<s:a href="Save.jsp">Save User</s:a><br/>
<s:a href="listUser.action">List Users</s:a>
<s:form action="findUser">
<s:textfield name="user.id" label="id"></s:textfield>
<s:submit></s:submit>
</s:form>
</body>
</html>
list.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTDHTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'list.jsp' starting page</title>
<script type="text/javascript">
function del(){
if(confirm("Are yousure?")){
return true;
}
return false;
}
</script>
</head>
<body>
<h2><font color="red">Users List</font></h2>
<s:a href="/ssh_learn/index.jsp">返回</s:a>
<table border="1" width="80%" align="center">
<tr>
<th>序号</th>
<th>姓</th>
<th>名</th>
<th>年龄</th>
<th>删除</th>
<th>更新</th>
</tr>
<s:iterator value="#request.list" id="us">
<tr>
<td>
<s:property value="#us.id"/>
</td>
<td>
<s:property value="#us.firstName"/>
</td>
<td>
<s:property value="#us.lastName"/>
</td>
<td>
<s:property value="#us.age"/>
</td>
<td align="center">
<s:a href="deleteUser.action?user.id=%{#us.id}" onclick="return del()">Delete</s:a>
</td>
<td align="center">
<s:a href="updatePUser.action?user.id=%{#us.id}">Update</s:a>
</td>
</tr>
</s:iterator>
</table>
</body>
</html>
Save.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTDHTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP'update.jsp' starting page</title>
</head>
<body>
<h2>
<font color="red">Save User</font>
</h2>
<s:form action="saveUser">
<table>
<tr>
<td><s:hidden name="user.id" value="%{user.id}"></s:hidden></td>
</tr>
<tr>
<td><s:textfield name="user.firstName"
value="%{user.firstName}" label="First Name"></s:textfield></td>
</tr>
<tr>
<td><s:textfield name="user.lastName" value="%{user.lastName}"
label="Last Name"></s:textfield></td>
</tr>
<tr>
<td><s:textfield name="user.age" value="%{user.age}"
label="Age"></s:textfield></td>
</tr>
<tr>
<td><s:submit></s:submit></td>
</tr>
</table>
</s:form>
</body>
</html>
update.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTDHTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP'update.jsp' starting page</title>
</head>
<body>
<h2>
<font color="red">Update User</font>
</h2>
<s:form action="updateUser">
<table>
<tr>
<td><s:hidden name="user.id" value="%{user.id}"></s:hidden></td>
</tr>
<tr>
<td><s:textfield name="user.firstName"
value="%{user.firstName}" label="First Name"></s:textfield></td>
</tr>
<tr>
<td><s:textfield name="user.lastName" value="%{user.lastName}"
label="Last Name"></s:textfield></td>
</tr>
<tr>
<td><s:textfield name="user.age" value="%{user.age}"
label="Age"></s:textfield></td>
</tr>
<tr>
<td><s:submit></s:submit></td>
</tr>
</table>
</s:form>
</body>
</html>
WEB-INF.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">
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/classes/applicationContext.xml </param-value>
</context-param>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<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>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
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