?

上圖·是目錄結構，本節是有問同學的，當好好總結

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"><modelVersion>4.0.0</modelVersion><groupId>com.geyao</groupId><artifactId>springmaven</artifactId><version>0.0.1-SNAPSHOT</version><dependencies><dependency><groupId>org.springframework</groupId><artifactId>spring-webmvc</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency><groupId>org.springframework</groupId><artifactId>spring-context</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>2.5</version> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jsp-api</artifactId> <version>2.0</version> </dependency> <dependency><groupId>org.springframework</groupId><artifactId>spring-core</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency><groupId>org.springframework</groupId><artifactId>spring-beans</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency><groupId>org.springframework</groupId><artifactId>spring-web</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency><groupId>org.springframework</groupId><artifactId>spring-aop</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency><groupId>org.springframework</groupId><artifactId>spring-expression</artifactId><version>4.2.8.RELEASE</version> </dependency> <dependency><groupId>org.apache.taglibs</groupId><artifactId>taglibs-standard-spec</artifactId><version>1.2.5</version></dependency><dependency><groupId>org.apache.taglibs</groupId><artifactId>taglibs-standard-impl</artifactId><version>1.2.5</version></dependency><dependency><groupId>jstl</groupId><artifactId>jstl</artifactId><version>1.1.2</version></dependency></dependencies> </project>

web.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" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"><display-name>Springmaven01</display-name><welcome-file-list><welcome-file>/WEB-INF/jsp/home.jsp</welcome-file></welcome-file-list><!-- 處理中文亂碼 --><filter><filter-name>encodingFilter</filter-name><filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class><init-param><param-name>encoding</param-name><param-value>UTF-8</param-value></init-param></filter><filter-mapping><filter-name>encodingFilter</filter-name><url-pattern>/*</url-pattern></filter-mapping><!-- SpringMVC控制器 --><servlet><servlet-name>dispatcherServlet</servlet-name><!-- 主要就是DispatcherServlet這個servlet起到分發的作用，對請求進行控制分發 --><servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class><init-param><!-- 每個springmvc項目都要一個springmvc項目配置位置，下面配置springmvc配置文件的路徑 --><param-name>contextConfigLocation</param-name><param-value>classpath*:springMVC-servlet.xml</param-value></init-param><!-- 當容器啟動時立即啟動 --><load-on-startup>1</load-on-startup></servlet><servlet-mapping><servlet-name>dispatcherServlet</servlet-name><!-- 下面配置springmvc的過濾分發請求類型，可以是/ 或者*.action等 --><url-pattern>/</url-pattern></servlet-mapping><filter><filter-name>HiddenHttpMethodFilter</filter-name><filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class></filter><filter-mapping><filter-name>HiddenHttpMethodFilter</filter-name><url-pattern>/*</url-pattern></filter-mapping></web-app>

springMVC-servlet

<?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"xmlns:mvc="http://www.springframework.org/schema/mvc"xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsdhttp://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd"><!-- 定義要掃描 controller的包--><context:component-scan base-package="wormday.springmvc.helloworld" /><!-- 定義要掃描 controller的包--><context:component-scan base-package="wormday.springmvc.dao" /><!-- 配置視圖解析器 如何把handler 方法返回值解析為實際的物理視圖 --><!--指定視圖解析器--><bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"><!-- 視圖的路徑 --><property name="prefix" value="/WEB-INF/jsp/"/><!-- 視圖名稱后綴 --><property name="suffix" value=".jsp"/></bean></beans>

userDao類

package wormday.springmvc.dao;import java.util.Collection; import java.util.HashMap; import java.util.Map;import org.springframework.stereotype.Repository;import wormday.springmvc.pojo.Address; import wormday.springmvc.pojo.User; @Repository public class UserDao {private static Map<Integer, User> users =null;//@Autowiredstatic{users = new HashMap<Integer, User>();users.put(1001, new User(1001,"helen","123","123@qq.com",12,new Address(1,"黑龍江","哈爾冰" )));users.put(1002, new User(1002,"helen","123","123@qq.com",12,new Address(1,"黑龍江","哈爾冰" )));users.put(1003, new User(1003,"helen","123","123@qq.com",12,new Address(1,"黑龍江","哈爾冰" )));}private static Integer initId =1004;public void save(User user) {if(user.getId()==null) {user.setId(initId++);}users.put(user.getId(),user);}public Collection<User> getAll(){return users.values();}public User get(Integer id) {return users.get(id);}public void delete(Integer id) {users.remove(id);} }

indexController類

package wormday.springmvc.helloworld;import javax.servlet.http.HttpSession;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;@Controller @RequestMapping("/test") public class IndexController {@RequestMapping("/index") public String say(HttpSession session) { System.out.print(session.getId());return "home";} }

UserController類

package wormday.springmvc.helloworld;import java.util.Collection; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.SessionAttributes;import com.sun.javafx.sg.prism.NGShape.Mode;import wormday.springmvc.dao.UserDao; import wormday.springmvc.pojo.User; @Controller ///@RequestMapping("/user") //@SessionAttributes(value= {"user"},types= {String.class}) public class UserController {@Autowired private UserDao userDao;@RequestMapping(value="/users",method=RequestMethod.GET)public String list(Model model) {Collection<User> userList=userDao.getAll();model.addAttribute("userList",userList);return "user/list";}@RequestMapping(value="/user/{id}",method=RequestMethod.DELETE)public String delete(@PathVariable(value="id")Integer id) {//執行刪除System.out.println("delete"+id);userDao.delete(id);return "redirect:/users";}@RequestMapping(value="/user",method=RequestMethod.GET)public String add() {//執行刪除System.out.println("add");return "user/add";}@RequestMapping(value="/user",method=RequestMethod.POST)public String save(User user) {//執行保存System.out.println("save");System.out.print(user);return "redirect:/users";}//編輯@RequestMapping(value="/user/{id}",method=RequestMethod.GET)public String edit(@PathVariable(value="id")Integer id,Model model) {//執行更新System.out.println("edit");User user=userDao.get(id);model.addAttribute("user", user);return "user/edit";}@RequestMapping(value="/user/{id}",method=RequestMethod.PUT)public String update(@PathVariable(value="id")Integer id,User user) {System.out.println("update");user.setId(id);userDao.save(user);return "redirect:/users";}}

Address類

package wormday.springmvc.pojo;public class Address {private Integer id;private String province;public String getProvince() {return province;}public Integer getId() {return id;}public void setId(Integer id) {this.id = id;}public void setProvince(String province) {this.province = province;}public String getCity() {return city;}public void setCity(String city) {this.city = city;}private String city;public Address() {super();}@Overridepublic String toString() {return "Address [id=" + id + ", province=" + province + ", city=" + city + "]";}public Address(Integer id, String province, String city) {super();this.id = id;this.province = province;this.city = city;}}

user類

package wormday.springmvc.pojo;public class User {public User() {super();// TODO Auto-generated constructor stub}private Integer id;private String username;private String password;private String email;private Integer age;private Address address;public Integer getId() {return id;}public void setId(Integer id) {this.id = id;}public String getUsername() {return username;}public void setUsername(String username) {this.username = username;}public String getPassword() {return password;}public void setPassword(String password) {this.password = password;}public String getEmail() {return email;}public void setEmail(String email) {this.email = email;}public Integer getAge() {return age;}public void setAge(Integer age) {this.age = age;}public Address getAddress() {return address;}public void setAddress(Address address) {this.address = address;}@Overridepublic String toString() {return "User [id=" + id + ", username=" + username + ", password=" + password + ", email=" + email + ", age="+ age + ", address=" + address + "]";}public User(Integer id, String username, String password, String email, Integer age, Address address) {super();this.id = id;this.username = username;this.password = password;this.email = email;this.age = age;this.address = address;}}

form.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%> <!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> ${sessionScope.strvalue} ${sessionScope.intvalue} <form action="save" method="post"> <label for="">用戶名:<input type="text" name="username" value="${RequestScope.user.username}"/></label> <label for="">密碼:<input type="text" name="password" value="${user.password}"/></label> <label for="">年齡:<input type="text" name="age" value="${sessionScope.user.age}"/></label> <label for="">郵箱:<input type="text" name="email" value="${user.email}"/></label> <label for="">省份:<input type="text" name="address.province" value="${user.address.province}"/></label> <label for="">城市:<input type="text" name="address.city" value="${user.address.city}"/></label> <button>登錄</button> </form> </body> </html>

home.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%> <!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> <h1>nihaohao</h1> </body> </html>

success.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%> <!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> <h1>成功</h1> </body> </html>

list.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> <!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> <h1>用戶列表</h1> <a href="user">增加</a> <table border="1"> <tr> <td>id</td> <td>姓名</td> <td>年齡</td> <td>操作</td> </tr> <c:forEach items="${userList}" var="user"><tr> <td>${user.id}</td> <td>${user.username}</td> <td>${user.age}</td> <td> <a href="javascript:void(0)" onclick="deleteById(${user.id})">刪除</a> <a href="javascript:void(0)" onclick="updateById(${user.id})">修改</a> </td> </tr> </c:forEach> </table> <%-- <a href="javascript:void(0)" onclick="deleteById(${user.id})">刪除</a> <a href="javascript:void(0)" onclick="updateById(${user.id})">修改</a> --%> <form action="" method="post" id="deleteForm"> <input type="" name="_method" value="DELETE"/> <button>delete提交</button> </form> <form action="" method="post" id="updateForm"> <input type="text" name="_method" value="PUT"/> <button>update提交</button> </form><script> function deleteById(id){var form= document.getElementById('deleteForm');form.action = "user/"+id;document.getElementById('deleteForm').submit(); } function updateById(id){var form= document.getElementById('updateForm');form.action = "user/"+id;document.getElementById('updateForm').submit(); } </script> </body> </html>

add.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%> <!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> <form action="${pageContext.request.contextPath}/user/" method="post"> <label for="">用戶名:<input type="text" name="username" value="${user.username}"/></label><br> <label for="">密碼:<input type="text" name="password" value="${user.password}"/></label><br> <label for="">年齡:<input type="text" name="age" value="${user.age}"/></label><br> <label for="">郵箱:<input type="text" name="email" value="${user.email}"/></label><br> <label for="">省份:<input type="text" name="address.province" value="${user.address.province}"/></label><br> <label for="">城市:<input type="text" name="address.city" value="${user.address.city}"/></label><br> <button>保存</button> </form> </body> </html>

edit.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%> <!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> <form action="${pageContext.request.contextPath}/user/${user.id}" method="post"> <input type="hidden" name="_method" value="PUT"> <input type="hidden" name="id" value="${user.id}"> <label for="">用戶名:<input type="text" name="username" value="${user.username}"/></label><br> <label for="">密碼:<input type="text" name="password" value="${user.password}"/></label><br> <label for="">年齡:<input type="text" name="age" value="${user.age}"/></label><br> <label for="">郵箱:<input type="text" name="email" value="${user.email}"/></label><br> <label for="">省份:<input type="text" name="address.province" value="${user.address.province}"/></label><br> <label for="">城市:<input type="text" name="address.city" value="${user.address.city}"/></label><br> <button>保存</button> </form> </body> </html>

運行結果

點擊修改

點擊保存

?

?

?

總結

以上是生活随笔為你收集整理的spring mvc学习（42）：restful的编辑功能实现的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。