java框架--spring+stutrs2+mybatis整合

代码区

package cn.sxt.action;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;

import cn.sxt.service.UserService;
import cn.sxt.vo.User;

@Controller("userAction")
@Scope("prototype")
public class UserAction {
    private List<User> list;
    @Autowired
    private UserService userService;
    
    public String list(){
        list = userService.getAll();
        return "success";
    }
    
    public List<User> getList() {
        return list;
    }
    public void setList(List<User> list) {
        this.list = list;
    }
    public UserService getUserService() {
        return userService;
    }
    public void setUserService(UserService userService) {
        this.userService = userService;
    }
    
}
UserAction 
package cn.sxt.dao;

import java.util.List;

import cn.sxt.vo.User;

public interface UserDao {
    public List<User> getAll();
}
UserDao 
package cn.sxt.dao.impl;

import java.util.List;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.support.SqlSessionDaoSupport;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import cn.sxt.dao.UserDao;
import cn.sxt.vo.User;

@Repository("userDao")
public class UserDaoImpl extends SqlSessionDaoSupport implements UserDao{
    @Autowired
    @Override
    public void setSqlSessionFactory(SqlSessionFactory sqlSessionFactory) {
        super.setSqlSessionFactory(sqlSessionFactory);
    }
    public List<User> getAll() {
        return this.getSqlSession().selectList("cn.sxt.vo.user.mapper.getAll");
    }
}
UserDaoImpl
package cn.sxt.service;

import java.util.List;

import cn.sxt.vo.User;

public interface UserService {
    public List<User> getAll();
}
UserService 
package cn.sxt.service.impl;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import cn.sxt.dao.UserDao;
import cn.sxt.service.UserService;
import cn.sxt.vo.User;

@Service("userService")
public class UserServiceImpl implements UserService{
    @Autowired
    private UserDao userDao;
    public void setUserDao(UserDao userDao) {
        this.userDao = userDao;
    }
    public List<User> getAll() {
        return userDao.getAll();
    }
}
UserServiceImpl
package cn.sxt.test;

import java.util.List;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import cn.sxt.dao.UserDao;

public class Test {
    public static void main(String[] args) {
        ApplicationContext ac = new ClassPathXmlApplicationContext("applicationContext.xml");
        UserDao userDao = (UserDao)ac.getBean("userDao");
        List list = userDao.getAll();
        System.out.println(list.size());
    }
}
Test
package cn.sxt.vo;

public class User {
    private int id;
    private String name;
    private String pwd;
    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 getPwd() {
        return pwd;
    }
    public void setPwd(String pwd) {
        this.pwd = pwd;
    }
}
User 
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="cn.sxt.vo.user.mapper">
    <select id="getAll" resultType="User">
        select * from user
    </select>
</mapper>
user.mapper.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:aop="http://www.springframework.org/schema/aop"
    xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.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 
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
    <!-- 配置数据源 -->
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
        <property name="url" value="jdbc:mysql://localhost:3306/orcl"/>
        <property name="username" value="root"/>
        <property name="password" value="123456"/>
    </bean>
    <!-- 声明式事务配置 开始 -->
    <!-- 配置事务管理器 -->
    <bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>
    <!-- 配置事务通知 -->
    <tx:advice id="txAdvice" transaction-manager="txManager">
        <tx:attributes>
            <!-- 配置哪些方法使用什么样的事务,配置事务的传播特性 -->
            <tx:method name="add" propagation="REQUIRED"/>
            <tx:method name="insert" propagation="REQUIRED"/>
            <tx:method name="update" propagation="REQUIRED"/>
            <tx:method name="delete" propagation="REQUIRED"/>
            <tx:method name="remove*" propagation="REQUIRED"/>
            <tx:method name="get" read-only="true"/>
            <tx:method name="*" propagation="REQUIRED"/>
        </tx:attributes>
    </tx:advice>
    <aop:config>
        <aop:pointcut expression="execution(* cn.sxt.service.impl.*.*(..))" id="pointcut"/>
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pointcut"/>
    </aop:config>
    <!-- 声明式事务配置 结束 -->
    <!-- 配置sqlSessionFactory -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"/>
        <property name="configLocation" value="classpath:mybatis.cfg.xml"></property>
    </bean>
    <!-- 自动扫描 所配置包下的所有注解 
        dao-@Repository("userDao")
        service-@Service("userService")
        action-@Controller("userAction")
        属性的注入：@autowired
    -->
    <context:component-scan base-package="cn.sxt"/>
</beans>
applicationContext.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
     <typeAliases>
        <package name="cn.sxt.vo"/>
    </typeAliases>
    <mappers>
        <mapper resource="cn/sxt/vo/user.mapper.xml"/>
    </mappers> 
</configuration>
mybatis.cfg.xml
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
    "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
    "http://struts.apache.org/dtds/struts-2.3.dtd">

<struts>
    <package name="default" extends="struts-default" namespace="/">
        <action name="list" class="userAction" method="list">
            <result>/list.jsp</result>
        </action>
    </package>
</struts>
struts.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>17ssm_annotation</display-name>
  <!-- spring监听器 -->
  <context-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  <listener>
      <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  <!-- struts2 -->
  <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>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>
</web-app>
web.xml
<%@ 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">
    <!--
    <link rel="stylesheet" type="text/css" href="styles.css">
    -->
  </head>
  
  <body>
    <table width="80%" align="center">
        <tr>
            <td>编号</td>
            <td>姓名</td>
            <td>密码</td>
        </tr>
        <c:forEach items="${list }" var="bean">
        <tr>
            <td>${bean.id }</td>
            <td>${bean.name }</td>
            <td>${bean.pwd }</td>
        </tr>
        </c:forEach>
    </table>
  </body>
</html>
list.jsp
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原文地址：https://www.cnblogs.com/ou-pc/p/8228051.html