会员版2.0-就业课springmvc第三天随堂笔记

SpringMVC第三1搭建整合环整合说明：SSM整合可以使用多种方式，咱们会选择XML+注解的整合的思先搭建整合的环创建数据库和表语创建ssm_子模块（打包方式是jar包<!--spring--<artifactId>spring-<artifactId>spring-<artifactId>spring-<artifactId>spring-<artifactId>spring-<artifactId>spring-<artifactId>spring-<artifactId>mysql-connector-<artifactId>servlet-<artifactId>jsp-<!--logstart--<artifactId>slf4j-<artifactId>slf4j-<!--logend--piler-编写实体类，在ssm_项目中编publicpublicList<Account>{System.out.println("业务层：查询所有账户...");returnnull;1.搭建和测试Spring的开发环<?xml<?xmlversion="1.0"encoding="UTF-<ponent-scanbase- 在ssm_web项目中编写测试方法，进importimport搭建和测试SpringMVC的开发环在web.xml中配置DispatcherServlet<!--<!--配置前端控制器：服务器启动必须加载，需要加载springmvc.xml配置文件<servlet-name>dispatcherServlet</servlet-<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-<!--配置初始化参数，创建完DispatcherServlet对象，加载springmvc.xml配置文件<init-<param-name>contextConfigLocation</param-<param-name>contextConfigLocation</param-<param-value>classpath:springmvc.xml</param-<!--服务器启动的时候，让DispatcherServlet对象创建<load-on-startup>1</load-on-<servlet-name>dispatcherServlet</servlet-<url-pattern>/</url-</servlet- <filter-name>characterEncodingFilter</filter-<filter-name>characterEncodingFilter</filter-<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-<init-<param-name>encoding</param-<param-value>UTF-8</param-<filter- <filter-name>characterEncodingFilter</filter-<url-pattern>/*</url-<?xml<?xmlversion="1.0"encoding="UTF-<beans""<!--扫描controller的注解，别的不扫描 ponent-scanbase- <property<propertyname="prefix"value="/WEB-INF/pages/"<mvc:resourceslocation="/css/" ="/css/**"<mvc:resourceslocation="/images/" ="/images/**"<mvc:resourceslocation="/js/" ="/js/**"<mvc:annotation-driven<a<ahref="account/findAll">查询所有查查询所有的 System.out.println("表现层：查询所有账户Spring整合SpringMVCContextLoaderListener器（该器只能加载WEB-INF <param-name>contextConfigLocation</param-<param-value>classpath:applicationContext.xml</param-importorg.springframework.beans.factory.annotation.Autowired;importorg.springframework.beans.factory.annotation.Autowired;import 查询所有的 搭建和测试MyBatis<?xml<?xmlversion="1.0"encoding="UTF-"<environments<!--<mapper.dao.AccountDao"/>--<!--该包下所有的dao接口都可以使用importimport编写测试的方package importjava.io.InputStream;importjava.util.List;importorg.apache.ibatis.io.Resources;importorg.apache.ibatis.session.SqlSession;importorg.apache.ibatis.session.SqlSessionFactory;importorg.apache.ibatis.session.SqlSessionFactoryBuilder;importorg.junit.Test;importcn. .dao.AccountDao;importcn. publicclassDemo1publicvoidrun1()throwsException//加载配置文件InputStreaminputStream=//创建工厂SqlSessionFactoryfactory=new//创建sqlSession对SqlSessionsession=//获 对AccountDaodao=//调用查询的List<Account>list=dao.findAll();for(Accountaccount:list){}//释放资}publicvoidrun2()throws{Accountaccount=newAccount(); //加载配置文件InputStreaminputStream=//创建工厂SqlSessionFactoryfactory=new//创建sqlSession对SqlSessionsession=//获 对AccountDaodao=Spring整合MyBatis框<propertyname="driverClassName"value="com.mysql.jdbc.Driver"<propertyname="url"value="jdbc:mysql:///ssm"<beanid="sqlSessionFactory"<propertyname="dataSource"ref="dataSource"<propertyname="basePackage"在service中注入dao对象，进代码importorg.springframework.stereotype.Repository;importcn. publicinterfaceAccountDao@Insert(value="insertintoaccount(name,money)values(#{name},#{money})")publicvoidsaveAccount(Accountaccount);@Select("select*fromaccount")publicList<Account>}packagecn. importjava.util.List;importorg.springframework.beans.factory.annotation.Autowired;importorg.springframework.stereotype.Service;importcn. .dao.AccountDao;importcn. importcn. publicclassAccountServiceImplimplementsAccountServiceprivateAccountDaopublicvoidsaveAccount(Accountaccount)}publicList<Account>returnaccountDao.findAll();}}packagecn. importjava.util.List;importorg.springframework.beans.factory.annotation.Autowired;importorg.springframework.stereotype.Controller;importorg.springframework.web.bind.annotation.RequestMap importcn. importcn. publicclassAccountController{privateAccountService** publicStringfindAll(){System.out.println("表现层：查询所有账户List<Account>list=accoutService.findAll();for(Accountaccount:list){}return}}5.5.配置Spring 式事务管<tx:adviceid="txAdvice"transaction-manager="transactionManager"><tx:methodn