Spring Boot整合JSP
- pom.xml
1 <parent> 2 <groupId>org.springframework.boot</groupId> 3 <artifactId>spring-boot-starter-parent</artifactId> 4 <version>2.0.7.RELEASE</version> 5 </parent> 6 7 <dependencies> 8 <!-- web组件 --> 9 <dependency> 10 <groupId>org.springframework.boot</groupId> 11 <artifactId>spring-boot-starter-web</artifactId> 12 <version>2.0.7.RELEASE</version> 13 </dependency> 14 15 <!-- 整合jsp --> 16 <dependency> 17 <groupId>org.springframework.boot</groupId> 18 <artifactId>spring-boot-starter-tomcat</artifactId> 19 </dependency> 20 <dependency> 21 <groupId>org.apache.tomcat.embed</groupId> 22 <artifactId>tomcat-embed-jasper</artifactId> 23 </dependency> 24 25 <!-- JSTL --> 26 <dependency> 27 <groupId>jstl</groupId> 28 <artifactId>jstl</artifactId> 29 <version>1.2</version> 30 </dependency> 31 32 <dependency> 33 <groupId>org.projectlombok</groupId> 34 <artifactId>lombok</artifactId> 35 <version>1.18.12</version> 36 </dependency> 37 </dependencies> |
- 创建配置文件application.yml
1 server: 2 port: 8080 3 spring: 4 mvc: 5 view: 6 prefix: / 7 suffix: .jsp |
- 创建Hanler
1 package com.wiggin.controller; 2 3 import com.wiggin.entity.Student; 4 import com.wiggin.repository.StudentRepository; 5 import org.springframework.beans.factory.annotation.Autowired; 6 import org.springframework.stereotype.Controller; 7 import org.springframework.web.bind.annotation.GetMapping; 8 import org.springframework.web.bind.annotation.PathVariable; 9 import org.springframework.web.bind.annotation.PostMapping; 10 import org.springframework.web.bind.annotation.RequestMapping; 11 import org.springframework.web.servlet.ModelAndView; 12 13 14 @Controller 15 @RequestMapping("/hello") 16 public class HelloHandler { 17 @Autowired 18 private StudentRepository studentRepository; 19 @GetMapping("/index") 20 public ModelAndView index(){ 21 ModelAndView modelAndView = new ModelAndView(); 22 modelAndView.setViewName("index"); 23 modelAndView.addObject("list",studentRepository.findAll()); 24 return modelAndView; 25 } 26 27 @GetMapping("/deleteById/{id}") 28 public String deleteById(@PathVariable("id") long id){ 29 studentRepository.deleteById(id); 30 return "redirect:/hello/index"; 31 } 32 33 @PostMapping("/save") 34 public String save(Student student){ 35 studentRepository.saveOrUpdate(student); 36 return "redirect:/hello/index"; 37 } 38 39 @PostMapping("/update") 40 public String update(Student student){ 41 studentRepository.saveOrUpdate(student); 42 return "redirect:/hello/index"; 43 } 44 45 @GetMapping("/findById/{id}") 46 public ModelAndView findById(@PathVariable("id") long id){ 47 ModelAndView modelAndView = new ModelAndView(); 48 modelAndView.setViewName("update"); 49 modelAndView.addObject("student",studentRepository.findById(id)); 50 return modelAndView; 51 } 52 53 } |
- index.jsp
1 <%-- 2 Created by IntelliJ IDEA. 3 User: Administrator 4 Date: 2020/8/8 5 Time: 15:49 6 To change this template use File | Settings | File Templates. 7 --%> 8 <%@ page contentType="text/html;charset=UTF-8" language="java" %> 9 <%@ page isELIgnored="false" %> 10 <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %> 11 <html> 12 <head> 13 <title>Title</title> 14 </head> 15 <body> 16 <h1>学生信息</h1> 17 <table> 18 <th>学生标号</th> 19 <th>学生姓名</th> 20 <th>学生年龄</th> 21 <th>操作</th> 22 <th></th> 23 24 <tr> 25 <c:forEach items="${list}" var="student"> 26 <tr> 27 <td>${student.id}</td> 28 <td>${student.name}</td> 29 <td>${student.age}</td> 30 <td> 31 <a href="/hello/findById/${student.id}">修改</a> 32 <a href="/hello/deleteById/${student.id}">删除</a> 33 </td> 34 </tr> 35 </c:forEach> 36 </tr> 37 </table> 38 <a href="/save.jsp">添加</a> 39 40 </body> 41 </html> |
- save.jsp
1 <%-- 2 Created by IntelliJ IDEA. 3 User: Administrator 4 Date: 2020/8/8 5 Time: 16:18 6 To change this template use File | Settings | File Templates. 7 --%> 8 <%@ page contentType="text/html;charset=UTF-8" language="java" %> 9 <html> 10 <head> 11 <title>Title</title> 12 </head> 13 <body> 14 <form action="hello/save" method="post"> 15 ID:<input type="text" name="id"><br> 16 Name:<input type="text" name="name"><br> 17 Age:<input type="text" name="age"><br> 18 <input type="submit" value="提交"> 19 </form> 20 </body> 21 </html> |
- update.jsp
1 <%-- 2 Created by IntelliJ IDEA. 3 User: Administrator 4 Date: 2020/8/8 5 Time: 16:18 6 To change this template use File | Settings | File Templates. 7 --%> 8 <%@ page contentType="text/html;charset=UTF-8" language="java" %> 9 <html> 10 <head> 11 <title>Title</title> 12 </head> 13 <body> 14 <form action="/hello/update" method="post"> 15 ID:<input type="text" name="id" value="${student.id}" readonly><br> 16 Name:<input type="text" name="name" value="${student.name}" ><br> 17 Age:<input type="text" name="age" value="${student.age}" ><br> 18 <input type="submit" value="提交"> 19 </form> 20 </body> 21 </html> |