S2SH架构搭建示例LoginDemo课件

1、S2SH架构搭建示例LoginDemo,S2SH架构搭建-LoginDemo,S2SH架构搭建示例LoginDemo,开发环境,MyEclipse 8.5 MySQL Tomcat,S2SH架构搭建示例LoginDemo,S2SH架构开发步骤,环境配置 添加S2SH的依赖包 编写S2SH各层代码 部署网站和测试,S2SH架构搭建示例LoginDemo,环境配置,建立MySQL数据库 配置Tomcat服务器 配置数据库的连接,S2SH架构搭建示例LoginDemo,环境配置-建立数据库,1、使用Navicat for MySQL建立数据库logindemo； 2、导入logindemo.sql文

2、件。 3、在MyEclipse中的数据库视图中作相应修改。 URL改为：jdbc:mysql:/localhost:3306/logindemo,S2SH架构搭建示例LoginDemo,环境配置-配置Tomcat,Windows preferences ,S2SH架构搭建示例LoginDemo,新建Web Project,LoginDemo,S2SH架构搭建示例LoginDemo,添加S2SH的依赖包,添加顺序 Spring Hibernate Struts2,S2SH架构搭建示例LoginDemo,添加依赖包-Spring,勾选5个库: AOP Core Persistence core P

3、ersistence JDBC security,右击左侧项目名-MyEclipse -Add Spring Capabilities ,S2SH架构搭建示例LoginDemo,添加依赖包-Spring,WebRoot/WEB-INF,S2SH架构搭建示例LoginDemo,添加依赖包- Hibernate,右击左侧项目名-MyEclipse Add Hibernate Capabilities ,S2SH架构搭建示例LoginDemo,添加依赖包- Hibernate,S2SH架构搭建示例LoginDemo,添加依赖包- Hibernate,S2SH架构搭建示例LoginDemo,添加依赖包

4、- Hibernate,S2SH架构搭建示例LoginDemo,添加依赖包- Hibernate,S2SH架构搭建示例LoginDemo,添加依赖包- Hibernate,增加连接池管理包: commons-pool-1.5.4.jar,到目录 LoginDemoWebRootWEB-INFlib,S2SH架构搭建示例LoginDemo,添加依赖包- Hibernate,右击左侧项目refresh一下， 使MyEclipse与本地磁盘同步,S2SH架构搭建示例LoginDemo,添加依赖包 Struts2,右击左侧项目-MyEclipse - Add Struts Capabilities ,

5、S2SH架构搭建示例LoginDemo,添加依赖包Struts2,勾选3个库: Core Site mesh Spring,S2SH架构搭建示例LoginDemo,编写S2SH各层代码,各层职责: Hibernate: PO类,DAO接口,DAO实现 Spring: Service接口,Service类, applicationContext.xml Struts2: Action, struts-config.xml,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,DB Browser,右键Hibernate Re,右键Open Connetion,S2SH架

6、构搭建示例LoginDemo,S2SH代码编写- Hibernate,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,结果,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,新建几个package， 以便更有层次地管理 代码,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,G gdga.dao.impl 放DAO的实现代码,S2SH架构搭建示例

7、LoginDemo,S2SH代码编写- Hibernate,代码重构，将userDAO.java移动到gdga.dao.impl包中,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,编写DAO接口 代码重构，抽取接口IUserDAO,S2SH架构搭建示例LoginDemo,S2SH代码编写- Hibernate,代码重构，将IUserDAO.java从gdga.dao.impl 移动到gdga.dao,S2SH架构搭建示例LoginDemo,S2SH代码编写- Spring,新建一个包 gdga.Service.Interface ，用于存放业务类的接口,S2S

8、H架构搭建示例LoginDemo,S2SH代码编写- Spring,新建一个包 gdga.Service.Impl ，用于存放业务类的具体实现,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,在gdga.Service.Interface 下新建一个业务接口,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,package gdga.Service.Interface; public interface IUserService public boolean IsValidUser(String username, String password)

9、; ,IUserService.java,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,新建一个实现IUserService接口的类,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,S2SH架构搭建示例LoginDemo,package gdga.Service.Impl; import java.util.List; import gdga.Service.Interface.IUserService; import gdga.dao.IUserDAO; import gdga.dao.User; public class UserServi

10、ce implements IUserService private IUserDAO userDAO; public boolean IsValidUser(String username, String password) List users = userDAO.findByUsername(username); if (users = null | users.isEmpty() return false; ,S2SH代码编写 Spring,UserService.java（1）,S2SH架构搭建示例LoginDemo,User user = (User) users.get(0);

11、if (user.getPassword().equals(password) return true; else return false; public IUserDAO getUserDAO() return userDAO; public void setUserDAO(IUserDAO userDAO) this.userDAO = userDAO; ,S2SH代码编写 Spring,UserService.java（2）,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,修改applicationContext.xml，加入UserService对应的bean

12、,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,注意U是大写的，对应上一个bean的id,注意u是小写的,S2SH架构搭建示例LoginDemo,S2SH代码编写 Spring,结果,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts2,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,LoginAction.ja

13、va(1),package gdga.controller; import com.opensymphony.xwork2.Action; import gdga.Service.Interface.IUserService; public class LoginAction implements Action private String userName; private String password; private IUserService userService; public String getUserName() return userName; public void se

14、tUserName(String userName) this.userName = userName; public String getPassword() return password; public void setPassword(String password) this.password = password; public IUserService getUserService() return userService; public void setUserService(IUserService userService) this.userService = userSe

15、rvice; ,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,LoginAction.java(2),public String execute() throws Exception if(userService.IsValidUser(userName, password) return SUCCESS; else return ERROR; ,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,分别新建一个登录、显示登录成功和登录失败的页面 使用struts2标签库 ,S2SH架构搭建示例LoginDemo,SSH代码编写 Struts,假设登

16、录成功则跳转到Success.jsp，登录失败 则跳转到Error.jsp,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,编写 struts 配置文件 /Success.jsp /Error.jsp ,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,编辑Spring 配置文件，增加 loginAction Bean ,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,编辑Web 服务器配置文件（web.xml) 在前加入： contextConfigLocation /WEB-INF/applicationContext.

17、xml org.springframework.web.context.ContextLoaderListener ,S2SH架构搭建示例LoginDemo,S2SH代码编写 Struts,S2SH架构搭建示例LoginDemo,布署网站和测试,S2SH架构搭建示例LoginDemo,布署网站和测试,1、 log4j:WARN No appenders could be found for logger (viders.XmlConfigurationProvider). log4j:WARN Please initialize the log4j system properly. 解决办法： 在src下设置perties资源文件 log4j.rootLogger=INFO, stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.conversionPatte