400错误
<?xml version="1.0" encoding="UTF-8"?> <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>org.springmvc</groupId> <artifactId>a3-5</artifactId> <version>1.0-SNAPSHOT</version> <properties> <maven.compiler.source>8</maven.compiler.source> <maven.compiler.target>8</maven.compiler.target> </properties> <repositories> <repository> <id>aliyun</id> <name>aliyun</name> <url>https://maven.aliyun.com/repository/public</url> </repository> </repositories> <dependencies> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>5.1.9.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>5.1.9.RELEASE</version> </dependency> </dependencies> </project>
package com.imooc.springmvc.controller;
import com.imooc.springmvc.entiry.User;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.ResponseBody;
@Controller
public class TestController {
@PostMapping("/login")
@ResponseBody
public String postMapping(User user){
return "<fieldset><legend>登录成功</legend>用户名：" + user.getUsername() +
"<br>密码：" + user.getPassword() + "</fieldset>";
}
}<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body><h3>用户注册登录界面</h3> <form action="/login" method="post"> 用户名:<input name="username"><br/> 密码:<input name="password"><br/> <input type="submit" value="登录" > </form> </body> </html>
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1"> <servlet> <servlet-name>springmvc</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </init-param> <load-on-startup>0</load-on-startup> </servlet> <servlet-mapping> <servlet-name>springmvc</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mv="http://www.springframework.org/schema/mvc" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd"> <context:component-scan base-package="com.imooc.springmvc"></context:component-scan> <mvc:annotation-driven/> <mvc:default-servlet-handler/> </beans>
com.imooc.springmvc.entiryUser {
String Long String () {
}
(String username) {
.= username}
Long () {
}
(Long password) {
.= password}
}24
收起
正在回答 回答被采纳积分+1
相似问题
登录后可查看更多问答，登录/注册
2023版Java工程师
- 参与学习 人
- 提交作业 8791 份
- 解答问题 9886 个
综合就业常年第一，编程排行常年霸榜，北上广深月薪过万！ 不需要基础，无需脱产即可学习，只要你有梦想，想高薪！ 全新升级：技术栈升级（包含VUE3.0，ES6，Git）+项目升级（前后端联调与功能升级）
了解课程
恭喜解决一个难题，获得1积分~
来为老师/同学的回答评分吧
0 星