首页 > 技术文章 > springMVC快速入门 共分为五步

lijun6 2019-07-09 20:15 原文

 

springMVC快速入门 共分为5步分别为:

 1 导入依赖

​​ 2 spring-mvc.xml 配置

​ 3 web.xml配置

​ 4 自定义一个核心控制类

​ 5 页面配置

详细步骤以及代码如下:

1 导入依赖

<dependencies>
  <!--spring的核心包-->
  <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-context</artifactId>
    <version>5.0.2.RELEASE</version>
  </dependency>
  <!--springMVC的包-->
  <dependency>
    <groupId>org.springframework</groupId>
    <artifactId>spring-webmvc</artifactId>
    <version>5.0.2.RELEASE</version>
  </dependency>
  <!--servlet-api的包-->
  <dependency>
    <groupId>javax.servlet</groupId>
    <artifactId>servlet-api</artifactId>
    <version>2.5</version>
    <!--maven项目执行分为三个阶段 编译 测试 运行-->
    <scope>provided</scope>
  </dependency>

  <dependency>
    <groupId>javax.servlet</groupId>
    <artifactId>jsp-api</artifactId>
    <version>2.0</version>
    <scope>provided</scope>
  </dependency>
  <dependency>
    <groupId>junit</groupId>
    <artifactId>junit</artifactId>
    <version>4.11</version>
    <scope>test</scope>
  </dependency>
</dependencies>

​ 2 spring-mvc.xml 配置


  <!--开启注解 扫描包-->
  <context:component-scan base-package="cn.lijun"></context:component-scan>

​ 3 web.xml配置


<web-app>
<display-name>Archetype Created Web Application</display-name>
<!--配置servlet-->
<servlet>
  <servlet-name>DispatcherServlet</servlet-name>
  <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
  <init-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:spring-mvc.xml</param-value>
  </init-param>
</servlet>
<servlet-mapping>
  <servlet-name>DispatcherServlet</servlet-name>
  <url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>

​ 4 自定义一个核心控制类


/**
* @author lijun
* @date 2019/7/9 9:48
*/
@Controller
@RequestMapping("/test")
public class TestController {
  @RequestMapping("/test")
  public String test(){
      System.out.println("我的第一个springMVC 测试成功");
      return "/WEB-INF/show.jsp";
  }
}

​ 5 页面配置


User: lijun
Date: 2019/7/9
Time: 9:46
To change this template use File | Settings | File Templates.
--%>
<%@ page isELIgnored="false" contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
  <title>Title</title>
</head>
<body>
  <a href="${pageContext.request.contextPath}/test/test">请求</a>
  <a href="${pageContext.request.contextPath}/test/test">请求1</a>
</body>
</html>

 

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