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MyBatis笔记----SSM框架mybatis3整合springmvc spring4
上节 无springmvc框架 http://www.cnblogs.com/tk55/p/6661786.html
结构
jar包
web.xml 与index.jsp
<?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"
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>mybatis_springmvc</display-name> <welcome-file-list><welcome-file>index.jsp</welcome-file> </welcome-file-list> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:com/ij34/mybatis/applicationContext.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <listener> <listener-class>org.springframework.web.context.ContextCleanupListener</listener-class> </listener> <servlet> <servlet-name>springDispatcherServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring-mvc.xml</param-value> </init-param> </servlet> <servlet-mapping> <servlet-name>springDispatcherServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> <filter> <filter-name>characterEncodingfilter</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>utf8</param-value> </init-param> </filter> <filter-mapping> <filter-name>characterEncodingfilter</filter-name> <url-pattern>*</url-pattern> </filter-mapping></web-app>
index.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><% response.sendRedirect("article/list"); %>
spring-mvc.xml
<?xml version="1.0" encoding="UTF-8"?><beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.springframework.org/schema/beans" xmlns:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.3.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd"><!-- 自动扫描加载注解的包 --><context:component-scan base-package="com.ij34.bean"/><bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/WEB-INF/view/"></property><property name="suffix" value=".jsp" ></property></bean></beans>
com.ij34.model
package com.ij34.model;public class User { private int id; private String name; private int age; 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 int getAge() { return age;}public void setAge(int age) { this.age = age;}public String toString() { return "User [id=" + id + ", name=" + name + ", age=" + age + "]";}}
package com.ij34.model;public class Article { private int id; private User user; private String title; private String content; public String getContent() { return content;}public void setContent(String content) { this.content = content;}public int getId() { return id;}public void setId(int id) { this.id = id;}public User getUser() { return user;}public void setUser(User user) { this.user = user;}public String getTitle() { return title;}public void setTitle(String title) { this.title = title;} }
package com.ij34.model;import java.util.List;public interface UserMapper { public List<Article> selectarticle(int id); }
com.ij34.mybatis
UserMapper.xml
<?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="com.ij34.model.UserMapper"><resultMap type="Article" id="resultAticleList"> <id property="id" column="aid"/> <result property="title" column="title"/> <result property="content" column="content"/> <association property="user" javaType="User"> <id property="id" column="id"/> <result property="name" column="name"/> <result property="age" column="age"/> </association> </resultMap> <select id="selectarticle" parameterType="int" resultMap="resultAticleList"> select users.id,users.name,users.age,article.id aid,article.title,article.content from users,article where users.id=article.userid and users.id=#{id} </select> </mapper>
mybatis-config.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><typeAlias type="com.ij34.model.Article" alias="Article"/><typeAlias type="com.ij34.model.User" alias="User"/></typeAliases></configuration>
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" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.3.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd" default-autowire="byName" default-lazy-init="false"> <!-- Showcase‘s CustomFreemarkerManager example --> <bean id="dataSource" class="org.apache.commons.dbcp2.BasicDataSource"> <property name="driverClassName" value="com.mysql.jdbc.Driver"></property> <property name="url" value="jdbc:mysql://localhost:3306/mybatis"></property> <property name="username" value="root"></property> <property name="password" value="123456"></property> </bean> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource"></property> <property name="configLocation" value="classpath:com/ij34/mybatis/mybatis-config.xml"></property> <property name="mapperLocations" value="classpath:com/ij34/mybatis/UserMapper.xml"></property> </bean><bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.ij34.model"></property></bean></beans>
com.ij34.bean
package com.ij34.bean;import java.util.List;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.servlet.ModelAndView;import com.ij34.model.Article;import com.ij34.model.UserMapper;@Controller@RequestMapping("/article")public class Test { @Autowired UserMapper mapper; @RequestMapping("/list") public ModelAndView show(){//@RequestParam 请求参数 List<Article> articles=mapper.selectarticle(1); ModelAndView mav=new ModelAndView("list"); mav.addObject("articles", articles); return mav; }}
list.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Insert title here</title></head><body><table><c:forEach var="article" items="${articles}"><tr><td>${article.id} |</td><td> ${article.title}|</td><td> ${article.content}|</td><td>${article.user}</td> </tr></c:forEach></table></body></html
结果
MyBatis笔记----SSM框架mybatis3整合springmvc spring4
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