配置阿里云国内镜像资源的方法可以参考https://blog.youkuaiyun.com/RNG_Simple/article/details/90269280
首先在你的Project中新建maven工程
下图中的import chages最好改为Enable Auto Import,即自动下载pom.xml文件中配置的依赖。
在pom.xml中导入依赖的jar包
<dependencies>
<!-- https://mvnrepository.com/artifact/javax.servlet/jsp-api -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jsp-api</artifactId>
<version>2.0</version>
<scope>provided</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
<scope>provided</scope>
</dependency>
<!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>5.1.5.RELEASE</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test</scope>
</dependency>
</dependencies>
改变工程目录结构
- 打开Project Structure
- 原本的目录结构
- 改变之后的目录结构
写配置
- web.xml
<?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_4_0.xsd"
version="4.0">
<!--SpringMVC前端控制器-->
<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:SpringMVC.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>SpringMVC</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
- 在Resources下新建一个SpringMVC.xml,如图:
- SpringMVC.xml:
<?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"
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">
//配置包扫描
<context:component-scan base-package="cn.zhang" />
//配置视图名解析,自动拼串
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"/>
<property name="suffix" value=".jsp"/>
</bean>
</beans>
测试
- index.jsp
<html>
<body>
<h2>Hello World!</h2>
<a href="hello">hello SpringMVC</a>
</body>
</html>
- success.jsp(要跳转的页面)
- TestController.java
package cn.zhang.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
public class TestController {
@RequestMapping("/hello")
public String handle01(){
return "success";
}
}
运行
效果图
写这一篇文章的目的在于,笔者最初接触idea,maven及运行第一个SpringMVC程序入门时遇到许多坑,包括获取因没有从本地获取maven骨架时浪费的时间,没有配置国内镜像文件下载依赖所浪费的时间,以及如何将写好的maven程序部署到tomcat等。
希望这篇文章能够帮助到你。