下面是一个完整的 Spring MVC + JSP 项目的配置流程,适合传统 Java Web 项目开发
🏗️ 项目结构概览
springmvc-jsp-demo/
├── src/
│ ├── main/
│ │ ├── java/
│ │ │ └── com.example.controller/
│ │ │ └── HomeController.java
│ │ ├── resources/
│ │ └── webapp/
│ │ ├── WEB-INF/
│ │ │ ├── views/
│ │ │ │ └── home.jsp
│ │ │ └── web.xml
├── pom.xml
⚙️ Maven 配置(pom.xml
)
确保使用 war
打包方式,并添加 Spring MVC 依赖:
xml
<packaging>war</packaging>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>5.3.30</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
<scope>provided</scope>
</dependency>
</dependencies>
🧩 web.xml 配置(注册 DispatcherServlet)
xml
<web-app>
<servlet>
<servlet-name>dispatcher</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/dispatcher-servlet.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcher</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
🧠 Spring 配置文件(dispatcher-servlet.xml
)
配置视图解析器和组件扫描:
xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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">
<context:component-scan base-package="com.example.controller" />
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/views/" />
<property name="suffix" value=".jsp" />
</bean>
</beans>
🧾 控制器类(HomeController.java
)
java
package com.example.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
public class HomeController {
@RequestMapping("/")
public String home() {
return "home"; // 对应 /WEB-INF/views/home.jsp
}
}
🖼️ JSP 页面(home.jsp
)
jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Spring MVC + JSP Demo</title>
</head>
<body>
<h1>Hello, Spring MVC + JSP!</h1>
</body>
</html>
🚀 部署方式
- 使用 Tomcat 部署
war
包 - 访问
http://localhost:8080/springmvc-jsp-demo/
即可看到页面