struts spring hibernate 三大框架实现基本的增删改查技术
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/*struts.xml配置*/
1 <?xml version="1.0" encoding="UTF-8" ?> 2 <!DOCTYPE struts PUBLIC 3 "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" 4 "http://struts.apache.org/dtds/struts-2.3.dtd"> 5 6 <struts> 7 8 <package name="packageone" namespace="" extends="struts-default" > 9 <action name="userAction_*" class="com.action.UserAction" method="{1}"> 10 <result name="success">query.jsp</result> 11 <result name="query" type="redirectAction">userAction_query</result> 12 <result name="update">update.jsp</result> 13 </action> 14 </package> 15 16 </struts>
/*bean.xml配置*/
1 <?xml version="1.0" encoding="UTF-8"?> 2 <beans 3 xmlns="http://www.springframework.org/schema/beans" 4 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 5 xmlns:context="http://www.springframework.org/schema/context" 6 xmlns:aop="http://www.springframework.org/schema/aop" 7 xmlns:tx="http://www.springframework.org/schema/tx" 8 xsi:schemaLocation="http://www.springframework.org/schema/beans 9 http://www.springframework.org/schema/beans/spring-beans-4.0.xsd 10 http://www.springframework.org/schema/tx 11 http://www.springframework.org/schema/tx/spring-tx-4.0.xsd 12 http://www.springframework.org/schema/context 13 http://www.springframework.org/schema/context/spring-context-4.0.xsd 14 http://www.springframework.org/schema/aop 15 http://www.springframework.org/schema/aop/spring-aop-4.0.xsd"> 16 17 <context:component-scan base-package="com"/> 18 19 <!-- 数据源对象 c3p0 DBCP --> 20 <bean name="dataSource" class="org.apache.commons.dbcp.BasicDataSource"> 21 <property name="driverClassName" value="com.mysql.jdbc.Driver"></property> 22 <property name="url" value="jdbc:mysql:///test"></property> 23 <property name="username" value="root"></property> 24 <property name="password" value="root"></property> 25 </bean> 26 27 <!-- 28 操作流程： 29 1.配置信息 30 2.创建sessionFactory 31 3.创建session 32 4.开启事务 33 5.操作数据库 34 6.提交事务 35 7.释放资源 36 --> 37 <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> 38 <property name="dataSource" ref="dataSource"></property> 39 <property name="hibernateProperties" > 40 41 <props><!-- hibernate 相关的属性 --> 42 <prop key="hibernate.show_sql">true</prop> 43 <prop key="hibernate.hbm2ddl.auto">update</prop> 44 45 </props> 46 </property> 47 <!--扫描包 --> 48 <property name="packagesToScan"> 49 <value>com.beans</value> 50 </property> 51 </bean> 52 53 <!--开启 提交事务 --> 54 <bean name="txManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> 55 <property name="sessionFactory" ref="sessionFactory" ></property> 56 </bean> 57 <!--transaction-manager 配置事务管理器 proxy-target-class 如果是ture 表示底层强制使用Cglib 代理--> 58 <!-- <tx:annotation-driven transaction-manager="txManager" proxy-target-class="false"/> --> 59 <aop:config> 60 <!--配置AOP --> 61 <aop:pointcut expression="execution(* com.service.*.*(..))" id="myctu"/> 62 <aop:advisor advice-ref="txAdvice" pointcut-ref="myctu" /> 63 64 </aop:config> 65 <!--配置那些操作是需要开启 提交事务 --> 66 <tx:advice id="txAdvice" transaction-manager="txManager"> 67 <tx:attributes> 68 <tx:method name="*" propagation="REQUIRED"/> 69 </tx:attributes> 70 </tx:advice> 71 72 </beans>
/*com.action.UserAction*/
1 package com.action; 2 3 import java.util.Date; 4 import java.util.List; 5 6 import javax.annotation.Resource; 7 8 import org.springframework.stereotype.Controller; 9 10 import com.beans.User; 11 import com.service.UserService; 12 13 @Controller 14 public class UserAction { 15 16 17 18 19 @Resource 20 UserService service; 21 String username; 22 String password; 23 int pageSize;//一共显示多少条数据 24 int page;//当前页 25 int total;//总共多少条数据 26 27 User user; 28 String msg; 29 List<User>list; 30 //添加用户 31 public String add(){ 32 40 service.add(user); 41 msg="添加成功"; 42 return "query"; 43 } 44 //查询用户 45 public String query(){ 46 total=service.userCount(); 47 list= service.queryUser(page,pageSize); 48 return "success"; 49 } 50 //删除用户 51 public String delUser(){ 52 53 service.delUser(user); 54 msg="删除成功"; 55 return "query"; 56 } 57 //修改用户名 58 public String findById(){ 59 user=service.findById(user.getId()); 60 return "update"; 61 } 62 63 public String update(){ 64 service.update(user); 65 msg="修改成功"; 66 return "query"; 67 } 68 69 //登录功能 70 public String login(){ 71 72 user=service.loginUser(user.getUsername(),user.getPassword()); 73 if(username.equals(user.getUsername())&&password.equals(user.getPassword())){ 74 return null; 75 } 76 return msg; 77 } 78 79 80 81 82 83 public User getUuer() { 84 return user; 85 } 86 87 public void setUser(User user) { 88 this.user = user; 89 } 90 91 public List<User> getList() { 92 return list; 93 } 94 95 public void setList(List<User> list) { 96 this.list = list; 97 } 98 public String getMsg() { 99 return msg; 100 } 101 public void setMsg(String msg) { 102 this.msg = msg; 103 } 104 public int getPageSize() { 105 return pageSize; 106 } 107 public void setPageSize(int pageSize) { 108 this.pageSize = pageSize; 109 } 110 public int getPage() { 111 return page; 112 } 113 public void setPage(int page) { 114 this.page = page; 115 } 116 public int getTotal() { 117 return total; 118 } 119 public void setTotal(int total) { 120 this.total = total; 121 } 122 public String getUsername() { 123 return username; 124 } 125 public void setUsername(String username) { 126 this.username = username; 127 } 128 public String getPassword() { 129 return password; 130 } 131 public void setPassword(String password) { 132 this.password = password; 133 } 134 135 136 }
/*com.dao.UserDao*/
package com.dao; import java.util.List; import javax.annotation.Resource; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Repository; import com.beans.User; @Repository public class UserDao { @Autowired private SessionFactory sessionFactory; public void add(User user) { Session session = sessionFactory.getCurrentSession();// session .save(user); } public void delUser(User user) { Session session = sessionFactory.getCurrentSession();// session.delete(user); } //查询及分页 public List<User> queryUser(int page, int pageSize) { Session session = sessionFactory.getCurrentSession(); Query q=session.createQuery("from User"); q.setFirstResult((page-1)*pageSize); q.setMaxResults(pageSize); List<User>list=q.list(); return list; } public User findById(int id) { Session session = sessionFactory.getCurrentSession(); User user=(User) session.get(User.class, id); return user; } public void update(User user) { Session session = sessionFactory.getCurrentSession();// session.update(user); } public int userCount() { Session session = sessionFactory.getCurrentSession(); Query q=session.createQuery("select count(*) from User"); int total=Integer.parseInt(q.uniqueResult()+""); return total; } public User loginUser(String username, String password) { Session session = sessionFactory.getCurrentSession(); return null; } }
/*com.service.UserService*/
package com.service; import java.util.List; import javax.annotation.Resource; import org.springframework.stereotype.Service; import com.beans.User; import com.dao.UserDao; @Service public class UserService { @Resource UserDao dao; //添加用户 public void add(User user) { dao.add(user); } //删除用户 public void delUser(User user) { dao.delUser(user); } //查询 public List<User> queryUser(int page, int pageSize) { List <User>list=dao.queryUser(page,pageSize); return list; } //修改用户 public User findById(int id) { User user= dao.findById(id); return user; } public void update(User user) { dao.update(user); } public int userCount() { int total=dao.userCount(); return total; } public User loginUser(String username, String password) { User user=dao.loginUser(username,password); return user; } }
/*com.beans.User*/
package com.beans; import java.text.SimpleDateFormat; import java.util.Date; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.Temporal; import javax.persistence.TemporalType; import javax.persistence.Transient; import org.hibernate.annotations.GenericGenerator; import org.hibernate.annotations.Type; @Entity public class User { private int id; private String username; private String password; private String email; private int roleId; private Date tdata; @Id @GenericGenerator(strategy="native",name="generator") @GeneratedValue(generator="generator") @Column(name="id") @Type(type="int") public int getId() { return id; } public void setId(int id) { this.id = id; } @Column(name="username") public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } @Column(name="password") public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } @Column(name="email") public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } @Column(name="roleId") public int getRoleId() { return roleId; } public void setRoleId(int roleId) { this.roleId = roleId; } @Temporal(TemporalType.TIMESTAMP) @Column(name="tdata") public Date getTdata() { return tdata; } public void setTdata(Date tdata) { this.tdata = tdata; } @Transient public String getDateStr(){ SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd"); return sdf.format(tdata); } }
query.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> <% 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 ‘query.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"> --> <script type="text/javascript" src="js/jquery-1.4.4.js"></script> </head> <body> <table border="2" width="70%"> <c:forEach var="user" items="${list }">/*这里面的list是通过UserAction中提供get set 方法传过来的*/ <tr height="50"> <td>${user.username }</td> <td>${user.password }</td> <td>${user.email }</td> <td>${user.roleId }</td> <td>${user.tdata }</td> <td><a href="userAction_delUser?user.id=${user.id }">删除</a></td> <td><a href="userAction_findById?user.id=${user.id }">修改</a></td> </tr> </c:forEach> </table> </body> </html>
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 ‘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"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> --> </head> <body> <form action="userAction_add" method="post"> 用户名<input type="text" name="user.username"><br> 密码<input type="text" name="user.password"><br> 邮箱<input type="text" name="user.email"><br> 角色<input type="text" name="user.roleId"><br> 日期<input type="text" name="user.tdata"><br> <input type="submit"><br> </form> </body> </html>
update.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 ‘update.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="userAction_update" method="post"> <input type="hidden" name="user.id" value="${user.id }"><br> 用户名:<input type="text" name="user.username" value="${user.username }"><br> 密码:<input type="text" name="user.password" value="${user.password }"><br> email:<input type="text" name="user.email" value="${user.email }"><br> 角色:<input type="text" name="user.roleId" value="${user.roleId }"><br> 日期:<input type="text" name="user.tdata" value="${user.tdata }"><br> <input type="submit" ><br> </form> </body> </html>
关于jar包由于某些问题，先把需要那些jar包的图片上传到这里自己去下，也可以问我要，看到会及时回复。
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