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项目结构:
web.xml配置文件:
<?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">
<!-- tomcat对里面的加载顺序:Context-Param—->Listener—->filter—->servlet -->
<!-- 加载所有的配置文件 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:config/spring-*.xml</param-value>
</context-param>
<!-- 配置Spring监听器 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 配置字符集 -->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 配置Session -->
<filter>
<filter-name>openSession</filter-name>
<filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class>
<init-param>
<param-name>sessionFactoryBeanName</param-name>
<param-value>sessionFactory</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>openSession</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 配置SpringMVC -->
<servlet>
<servlet-name>springMVC</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:config/spring-mvc.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>springMVC</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<!-- 引用js,如果无此配置,则无法对js进行加载 -->
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.js</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
</web-app>
spring-beans.xml配置文件:
<?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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
<bean id="userDao" class="com.springmvc.dao.UserDaoImpl">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<bean id="userManagerBase" class="com.springmvc.service.UserManagerImpl">
<property name="userDao" ref="userDao"></property>
</bean>
<bean name="userManager" parent="transactionProxy">
<property name="target" ref="userManagerBase"></property>
</bean>
</beans>
集成hibernate的配置文件spring-common.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:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
<!-- 配置数据源 -->
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver"></property>
<property name="url" value="jdbc:mysql://localhost/mydata"></property>
<property name="username" value="root"></property>
<property name="password" value="123456"></property>
</bean>
<!-- 配置SessionFactory -->
<bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
<prop key="hibernate.hbm2ddl.auto">update</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.format_sql">true</prop>
</props>
</property>
<!-- 注解扫描的包 -->
<property name="annotatedClasses">
<list>
<value>com.springmvc.entity.User</value>
</list>
</property>
</bean>
<!-- 配置一个事务管理 -->
<bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<!-- 配置事务,使用代理的方式 -->
<bean id="transactionProxy" class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean" abstract="true">
<property name="transactionManager" ref="transactionManager"></property>
<property name="transactionAttributes">
<props>
<prop key="add*">PROPAGATION_REQUIRED,-Exception</prop>
<prop key="modify*">PROPAGATION_REQUIRED,-myException</prop>
<prop key="del*">PROPAGATION_REQUIRED</prop>
<prop key="*">PROPAGATION_REQUIRED</prop>
</props>
</property>
</bean>
</beans>
springmvc的配置文件spring-mvc.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:p="http://www.springframework.org/schema/p"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">
<!-- 注解扫描包 -->
<context:component-scan base-package="com.springmvc.*"></context:component-scan>
<!-- 开启注解 -->
<mvc:annotation-driven/>
<!-- 静态资源的访问 -->
<!-- <mvc:resource location="/js/" mapping="/js/**"></mvc:resource>-->
<!-- 定义视图解析器 -->
<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"></property>
<property name="suffix" value=".jsp"></property>
</bean>
</beans>
实体类:
package com.springmvc.entity;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;
import org.hibernate.annotations.GenericGenerator;
@Entity
@Table(name="T_USER")
public class User {
@Id
@GeneratedValue(strategy=GenerationType.AUTO)
@Column(name="id")
private Integer id;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
private String userName;
private String age;
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public String getAge() {
return age;
}
public void setAge(String age) {
this.age = age;
}
}
持久层dao接口:
package com.springmvc.dao;
import java.util.List;
import com.springmvc.entity.User;
public interface UserDao {
public User getUser(Integer id);
public List<User> getAllUser();
public void addUser(User user);
public boolean delUser(Integer id);
public boolean updateUser(User user);
}
dao实现类:
package com.springmvc.dao;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.SessionFactory;
import com.springmvc.entity.User;
public class UserDaoImpl implements UserDao {
private SessionFactory sessionFactory;
public void setSessionFactory(SessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}
/**
* 添加用户
*/
public void addUser(User user) {
sessionFactory.getCurrentSession().save(user);
}
/**
* 根据用户id删除用户
*/
public boolean delUser(Integer id) {
String hql="delete User u where u.id=?";
Query query=sessionFactory.getCurrentSession().createQuery(hql);
// query.setString(0,id);
query.setInteger(0,id);
return (query.executeUpdate()>0);
}
/**
* 查询所有用户
*/
@SuppressWarnings("unchecked")
public List<User> getAllUser() {
String hql="from User";
Query quesy=sessionFactory.getCurrentSession().createQuery(hql);
return quesy.list();
}
/**
* 根据用户id查询s
*/
public User getUser(Integer id) {
String hql="from User u where u.id=?";
Query query=sessionFactory.getCurrentSession().createQuery(hql);
//query.setString(0, id);
query.setInteger(0,id);
return (User)query.uniqueResult();
}
/**
* 编辑用户
*/
public boolean updateUser(User user) {
String hql="update User u set u.userName=?,u.age=? where u.id=?";
Query query=sessionFactory.getCurrentSession().createQuery(hql);
query.setString(0,user.getUserName());
query.setString(1,user.getAge());
query.setInteger(2, user.getId());
//query.setString(2, user.getId());
return (query.executeUpdate()>0);
}
}
service业务层接口:
package com.springmvc.service;
import java.util.List;
import com.springmvc.entity.User;
public interface UserManager {
public User getUser(Integer id);
public List<User> getAllUser();
public void addUser(User user);
public boolean delUser(Integer id);
public boolean updateUser(User user);
}
service层实现类:
package com.springmvc.service;
import java.util.List;
import com.springmvc.dao.UserDao;
import com.springmvc.entity.User;
public class UserManagerImpl implements UserManager {
private UserDao userDao;
public void setUserDao(UserDao userDao) {
this.userDao = userDao;
}
public void addUser(User user) {
userDao.addUser(user);
}
@Override
public boolean delUser(Integer id) {
return userDao.delUser(id);
}
@Override
public List<User> getAllUser() {
return userDao.getAllUser();
}
@Override
public User getUser(Integer id) {
return userDao.getUser(id);
}
@Override
public boolean updateUser(User user) {
return userDao.updateUser(user);
}
}
controller控制层:
package com.springmvc.controller;
import java.io.IOException;
import java.io.PrintWriter;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import com.springmvc.entity.User;
import com.springmvc.service.UserManager;
@Controller
@RequestMapping("/user")
public class UserController {
@Resource(name="userManager")
private UserManager userManager;
@RequestMapping("/login.do")
public String toLogin(){
return "Login";
}
@RequestMapping("/getAllUser.do")
public String getAllUser(Model model){
model.addAttribute("userList", userManager.getAllUser());
return "/Index";
}
@RequestMapping("/getUser.do")
public String getUser(int id,HttpServletRequest request){
request.setAttribute("user",userManager.getUser(id));
return "editUser";
}
@RequestMapping("/toAddUser.do")
public String toAddUser(){
return "/addUser";
}
@RequestMapping("/addUser")
public String addUser(User user,HttpServletRequest request){
System.out.println("用户名:"+user.getUserName());
userManager.addUser(user);
return "redirect:/user/getAllUser.do";
}
@RequestMapping("/delUser.do")
public void delUser(int id,HttpServletResponse response){
String result="{\"result\":\"error\"}";
if(userManager.delUser(id)){
result="{\"result\":\"success\"}";
}
response.setContentType("application/json");
try {
PrintWriter out=response.getWriter();
out.write(result);
} catch (IOException e) {
e.printStackTrace();
}
}
@RequestMapping("/updateUser.do")
public String updateUser(User user,HttpServletRequest request){
if(userManager.updateUser(user)){
user=userManager.getUser(user.getId());
request.setAttribute("user",user);
return "redirect:/user/getAllUser.do";
}else{
return "/error";
}
}
}
视图页面:login.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'Login.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<h4><a href="<%=request.getContextPath()%>/user/getAllUser.do">点击进入用户管理页面</a></h4>
</body>
</html>
列表页面:
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'Index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<script type="text/javascript" src="js/jquery-1.7.2.js"></script>
<script type="text/javascript">
function del(id){
if(confirm("你确定要删除吗?")){
$.get(
"user/delUser.do?id="+id,
function(data){
if("success"==data.result){
alert("删除成功");
window.location.reload();
}else{
alert("删除失败");
}
}
);
}
}
</script>
</head>
<body>
<h5><a href="user/toAddUser.do">添加用户</a></h5>
<table border="1" cellpadding="0" cellspacing="0">
<thead>用户信息列表</thead>
<tbody>
<tr>
<th>姓名</th>
<th>年龄</th>
<th>操作</th>
</tr>
<c:if test="${!empty userList}">
<c:forEach items="${userList}" var="user">
<tr>
<td>${user.userName}</td>
<td>${user.age}</td>
<td>
<a href="user/getUser.do?id=${user.id}">编辑</a>
<a href="javascript:del('${user.id }')">删除</a>
</td>
</tr>
</c:forEach>
</c:if>
</tbody>
</table>
</body>
</html>
增加页面addUser.jsp:
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'addUser.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<form action="user/addUser.do" method="post">
姓名:<input type="text" name="userName"/><br/>
年龄:<input type="text" name="age"/><br/>
<input type="submit" value="添加"/>
</form>
</body>
</html>
编辑页面editUser.jsp:
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'editUser.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<h2>编辑用户</h2>
<form action="user/updateUser.do" method="post">
<input type="hidden" name="id" value="${user.id}"/>
姓名:<input type="text" name="userName" value="${user.userName }"/><br/>
年龄:<input type="text" name="age" value="${user.age }"/>
<input type="submit" value="编辑"/>
</form>
</body>
</html>
js和jsp文件:
各种包图: