SpringMVC、SpringMVC XML配置(纯XML方式)
1、引入SrpingMVC所使用的Java包:
cglib-nodep-2.1_3.jar、commons-logging.jar、spring-aspects-4.1.7.RELEASE.jar、spring-beans-4.1.7.RELEASE.jar、spring-context-4.1.7.RELEASE.jar
、spring-core-4.1.7.RELEASE.jar、spring-web-4.1.7.RELEASE.jar、spring-webmvc-4.1.7.RELEASE.jar
2、新建Web项目,配置Web.xml:
<?xml version="1.0" encoding="UTF-8"?>springmvc org.springframework.web.context.ContextLoaderListener CharacterEncodingFilter org.springframework.web.filter.CharacterEncodingFilter encoding UTF-8 CharacterEncodingFilter /* contextConfigLocation /WEB-INF/spring-servlet.xml spring org.springframework.web.servlet.DispatcherServlet 1 spring *.do
3、配置spring-servlet.xml(基中的部分MVC的配置可另外再分一个bean.xml配置,这里为了方便统一放在一个里面):
userController indexController
4、新建Model,User:
public class User { private Integer id; private String name; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } }
5、新建ServiceBean并实现一个模拟的数据保存添加操作:
public interface UserIService { void saveOrUpdate(User user); User getUserById(Integer id); void delete(Integer id); ListgetUsers(); Integer getNewId(); }
public class UserServiceImpl implements UserIService { private Mapmap=new HashMap (); private Map idCount=new HashMap (); @Override public void saveOrUpdate(User user) { map.put(user.getId(), user); } @Override public User getUserById(Integer id) { if(map.containsKey(id)){ return (User)map.get(id); } return new User(); } @Override public void delete(Integer id) { map.remove(id); } @Override public List getUsers() { List list=new ArrayList (); for(Integer key : map.keySet()){ list.add((User)map.get(key)); } return list; } @Override public Integer getNewId() { if(!idCount.containsKey("ids")){ Integer id=1; idCount.put("ids", id); return id; }else{ Integer id=idCount.get("ids"); id=id+1; idCount.put("ids", id); return id; } } }
6、新建控制器UserController:
public class UserController implements Controller{ private UserIService userIService; @Override public ModelAndView handleRequest(HttpServletRequest req, HttpServletResponse res) throws Exception { String param=""; param=req.getParameter("param"); //新增控制器跳转 if(param.trim().equals("add")){ return new ModelAndView("/WEB-INF/userAdd"); }else if(param.trim().equals("edit")){ //编辑控制器跳转 Integer id=-1; if(!req.getParameter("userId").trim().equals("")){ id=Integer.parseInt(req.getParameter("userId").trim()); } User user=userIService.getUserById(id); req.setAttribute("user", user); return new ModelAndView("/WEB-INF/userAdd"); }else if(param.trim().equals("userList")){ //列表页面跳转 Listlist=userIService.getUsers(); req.setAttribute("userList", list); return new ModelAndView("/WEB-INF/userList"); }else if(param.trim().equals("save")){ //新增的保存操作 User user=new User(); String name=req.getParameter("name").trim(); user.setId(userIService.getNewId()); user.setName(name); userIService.saveOrUpdate(user); List list=userIService.getUsers(); req.setAttribute("userList", list); return new ModelAndView("/WEB-INF/userList"); }else if(param.trim().equals("update")){ //修改的保存操作 Integer id=-1; if(!req.getParameter("userId").trim().equals("")){ id=Integer.parseInt(req.getParameter("userId").trim()); } String name=req.getParameter("name").trim(); User user=userIService.getUserById(id); user.setName(name); userIService.saveOrUpdate(user); List list=userIService.getUsers(); req.setAttribute("userList", list); return new ModelAndView("/WEB-INF/userList"); }else if(param.trim().equals("delete")){ //删除操作 Integer id=-1; if(!req.getParameter("userId").trim().equals("")){ id=Integer.parseInt(req.getParameter("userId").trim()); } userIService.delete(id); List list=userIService.getUsers(); req.setAttribute("userList", list); return new ModelAndView("/WEB-INF/userList"); }else if(param.trim().equals("detail")){ //详细用户页面 Integer id=-1; if(!req.getParameter("userId").trim().equals("")){ id=Integer.parseInt(req.getParameter("userId").trim()); User user=userIService.getUserById(id); req.setAttribute("user", user); } return new ModelAndView("/WEB-INF/userDetail"); }else if(param.trim().equals("list")){ // list列表 List list=userIService.getUsers(); req.setAttribute("userList", list); return new ModelAndView("/WEB-INF/userList"); } return new ModelAndView("fail"); //return forword("stu/studentList", context); //同样也可以使用forword进行页面跳转 //使用Map向前台输出数据时,获取操作同Request一样,可以在前台使用${名字}来获取如下例,可以使用${message}获取 //Map resultMap = new HashMap (); //resultMap.put("message", "欢迎来到首页111"); //return new ModelAndView("index",resultMap); } public UserIService getUserIService() { return userIService; } public void setUserIService(UserIService userIService) { this.userIService = userIService; } }
7、然后就是页面啦:
新增页面:
用户列表新增用户
访问地址:http://localhost/user.do?param=add
修改页面也是此页面,访问地焉http://localhost/user.do?param=edit&userId=12
用户信息页面:
用户列表用户详细信息:
- ID:${user.id }
- 用户名:${user.name }
用户列表页面:
新增用户用户列表:
ID | 姓名 | 操作 |
${user.id } | ${user.name } | 修改 |
下图是效果图:
其他的SpringMVC文档:
http://liudeh-009.iteye.com/blog/1267880
http://jinnianshilongnian.iteye.com/blog/1594806
http://www.importnew.com/15141.html
Spring各个版本下载:
http://repo.spring.io/release/org/springframework/spring/