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SpringMVC工程搭建

时间:2021-04-02 15:00:46      阅读:17      评论:0      收藏:0      [点我收藏+]

创建项目

添加web

技术分享图片

 

搭建配置SpringMVC

引入依赖

<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>5.2.13.RELEASE</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>4.0.1</version>
<scope>provided</scope>
</dependency>
</dependencies>


刷新maven等待自动下载


配置静态资源导出
<build>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>


Spring核心配置文件

SpringMVC是Spring体系的一部分,我们需要添加Spring框架的核心配置文件

<?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"
xmlns:mvc="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
https://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc
https://www.springframework.org/schema/mvc/spring-mvc.xsd
">

<!-- bean definitions here -->

</beans>



添加SpringMVC配置内容

  1. 加载注解驱动

<!-- 1加载注解驱动 -->
<mvc:annotation-driven/>

2.<!-- 2静态资源过滤 -->
<mvc:default-servlet-handler/>

3.
<!-- 3视图解析器 -->
<bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/"/>
<property name="suffix" value=".jsp"/>
</bean>




编写代码测试

编写Controller层

controller包下新建HelloController类

 

package controller;

@Controller
public class HelloController {

@RequestMapping("/hello")
public String hello(Model model){
// Model 封装数据
model.addAttribute("msg","HELLO MY FIRST SPRING MVC PROJECT");

// 返回的字符串就是视图的名字 会被视图解析器处理
return "hello";
}
}

配置Spring容器自动扫描包

将Controller对象放进Spring容器

Spring核心配置文件:applicationContext.xml

<!-- 自动扫描包,让指定包下的注解生效,由IOC容器统一管理 -->
<context:component-scan base-package="controller"/>


编写jsp

WEB-INF包下新建jsp包,jsp包下新建hello.jsp文件

<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Title</title>
</head>
<body>
${msg}
</body>
</html>



编写web.xml

配置前端控制器

<!-- 配置前端控制器 -->

<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
</servlet>


配置初始化参数
<!-- 配置初始化参数 -->
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</init-param>


设置启动级别

<!-- 设置启动级别 -->
<load-on-startup>1</load-on-startup>

设置SpringMVC请求拦截
<!-- 设置SpringMVC拦截请求 -->
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
设置中文乱码过滤器
<!--  乱码过滤 -->
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>utf-8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>



运行web项目

打包

技术分享图片

 

 

2.添加war包

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运行TomCat

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SpringMVC工程搭建

原文:https://www.cnblogs.com/hxyss/p/14609983.html

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