使用IntelliJ IDEA搭建springmvc

创建Maven Web项目
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这里需要填写GroupId和ArtifactId还有Version,这三个属性目的是标识你的项目的唯一性。这些只在发布时有用,在此可以随便填写,填好后点Next,到如下界面。

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选择maven的版本

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项目名和路径,填完之后finish就好了

maven会在后台生成web项目,这需要等待一定的时间,视网络环境而定,经验发现用较新版本的maven项目生成更快,使用IDEA集成的maven可能会等待很长一段时间。

修改pom.xml文件
将···改为下面:

<properties>
        <maven.compiler.source>1.8maven.compiler.source>
        <maven.compiler.target>1.8maven.compiler.target>

        <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
        <spring.version>4.2.4.RELEASEspring.version>

        <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
        <hibernate.version>4.3.0.Finalhibernate.version>
        <junit.version>4.11junit.version>
        <hamcrest.version>1.3hamcrest.version>
        <mockito.core.version>1.9.5mockito.core.version>
    properties>

    <dependencies>

    
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-aopartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-aspectsartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-beansartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-contextartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-context-supportartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-coreartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-expressionartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-jdbcartifactId>
        <version>${spring.version}version>
        <type>jartype>
        <scope>compilescope>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-jmsartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-ormartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-oxmartifactId>
        <version>${spring.version}version>
    dependency>

    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-txartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-webartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-webmvcartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-testartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-websocketartifactId>
        <version>${spring.version}version>
    dependency>
    <dependency>
        <groupId>org.springframeworkgroupId>
        <artifactId>spring-messagingartifactId>
        <version>${spring.version}version>
    dependency>

    
    <dependency>
        <groupId>org.hibernategroupId>
        <artifactId>hibernate-coreartifactId>
        <version>${hibernate.version}version>
    dependency>

    <dependency>
        <groupId>org.hibernategroupId>
        <artifactId>hibernate-validatorartifactId>
        <version>5.1.3.Finalversion>
    dependency>


    <dependency>
        <groupId>com.fasterxml.jackson.coregroupId>
        <artifactId>jackson-coreartifactId>
        <version>2.7.0version>
    dependency>
    <dependency>
        <groupId>com.fasterxml.jackson.coregroupId>
        <artifactId>jackson-databindartifactId>
        <version>2.5.1version>
    dependency>

    <dependency>
        <groupId>com.mchangegroupId>
        <artifactId>c3p0artifactId>
        <version>0.9.5.2version>
    dependency>

    
    <dependency>
        <groupId>mysqlgroupId>
        <artifactId>mysql-connector-javaartifactId>
        <version>5.1.38version>
    dependency>

    <dependency>
        <groupId>jstlgroupId>
        <artifactId>jstlartifactId>
        <version>1.2version>
    dependency>

    <dependency>
        <groupId>taglibsgroupId>
        <artifactId>standardartifactId>
        <version>1.1.2version>
    dependency>

    <dependency>
        <groupId>junitgroupId>
        <artifactId>junitartifactId>
        <version>${junit.version}version>
        <scope>testscope>
        <exclusions>
            <exclusion>
                <artifactId>hamcrest-coreartifactId>
                <groupId>org.hamcrestgroupId>
            exclusion>
        exclusions>
    dependency>

    <dependency>
        <groupId>org.hamcrestgroupId>
        <artifactId>hamcrest-allartifactId>
        <version>${hamcrest.version}version>
        <scope>testscope>
    dependency>
    <dependency>
        <groupId>org.mockitogroupId>
        <artifactId>mockito-coreartifactId>
        <version>${mockito.core.version}version>
        <scope>testscope>
        <exclusions>
            <exclusion>
                <artifactId>hamcrest-coreartifactId>
                <groupId>org.hamcrestgroupId>
            exclusion>
        exclusions>
    dependency>
        
        <dependency>
            <groupId>com.fasterxml.jackson.coregroupId>
            <artifactId>jackson-databindartifactId>
            <version>2.5.1version>
        dependency>

        
        <dependency>
            <groupId>commons-fileuploadgroupId>
            <artifactId>commons-fileuploadartifactId>
            <version>1.2.2version>
        dependency>
        <dependency>
            <groupId>commons-iogroupId>
            <artifactId>commons-ioartifactId>
            <version>1.4version>
        dependency>
    dependencies>

将改成如下形式:

<build>
        <finalName>springmvctestfinalName>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.pluginsgroupId>
                <artifactId>maven-compiler-pluginartifactId>
                <configuration>
                    <source>1.8source>
                    <target>1.8target>
                configuration>
            plugin>
        plugins>
    build>

Maven具有自动导入jar包的功能,你只需要在中加入依赖

File->Project Structure查看一下项目结构

由于之后我们要开始写代码了,先做一些配置,选择Modules,在SpringMVCDemo的src\main文件夹中新建一个文件夹,取名为java:

选中java文件夹,点击上面的Make as:Sources,该文件夹就会变成蓝色,用以保存java代码,按OK,结束配置。
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web.xml配置
打开src\main\webapp\WEB-INF\下的web.xml文件
在中加入一个servlet:


<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">

    <display-name>SpringMVCDemo Web Applicationdisplay-name>

    <servlet>
        <servlet-name>mvc-dispatcherservlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServletservlet-class>
        <load-on-startup>1load-on-startup>
    servlet>

    <servlet-mapping>
        <servlet-name>mvc-dispatcherservlet-name>
        <url-pattern>/url-pattern>
    servlet-mapping>
web-app>

该servlet名为mvc-dispatcher(名称可修改),用于拦截请求(url-pattern为 / ,说明拦截所有请求),并交由Spring MVC的后台控制器来处理。这一项配置是必须的。

为了能够处理中文的post请求,再配置一个encodingFilter,以避免post请求中文出现乱码情况:

<filter>
    <filter-name>encodingFilterfilter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilterfilter-class>
    param>
        <param-name>encodingparam-name>
        <param-value>UTF-8param-value>
    param>
    param>
        <param-name>forceEncodingparam-name>
        <param-value>trueparam-value>
    param>
filter>
<filter-mapping>
    <filter-name>encodingFilterfilter-name>
    /*

至此,web.xml配置完毕。

xxx-servlet.xml配置
在配置完web.xml后,需在web.xml同级目录下新建 mvc-dispatcher-servlet.xml(-servlet前面是在servlet里面定义的servlet名):
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新建该xml文件后,点击右上角的configure,出现 Setup Frameworks界面,点击OK,这样,IntelliJ IDEA就识别了SpringMVC的配置文件:

MVC框架有model、view、controller三部分组成。model一般为一些基本的Java Bean,view用于进行相应的页面显示,controller用于处理网站的请求。

在src\main\java中新建一个用于保存controller的package:
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(1)@Controller注解:采用注解的方式,可以明确地定义该类为处理请求的Controller类;

(2)@RequestMapping()注解:用于定义一个请求映射,value为请求的url,值为 / 说明,该请求首页请求,method用以指定该请求类型,一般为get和post;

(3)return "index":处理完该请求后返回的页面,此请求返回 index.jsp页面。

回到mvc-dispatcher-servlet.xml,进行相关配置。

    
<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/c"
       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.test.controller"/>



    
    
    <bean id="jspViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
        <property name="prefix" value="/WEB-INF/pages/"/>
        <property name="suffix" value=".jsp"/>
    bean>

beans>

我们删除 webapp 目录下的 index.jsp 文件,在WEB-INF目录下新建文件夹pages,再在pages目录下新建 index.jsp,并修改为如下所示:

<%@ page contentType="text/html;charset=UTF-8" language="java" %>

<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    
 <title>SpringMVC Demo 首页title>

    
 <link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.5/css/bootstrap.min.css">

    
    
    
head>
<body>
<h1>这里是SpringMVC Demo首页h1>

<h3>出现此页面,说明配置成功。h3>


<script src="//cdn.bootcss.com/jquery/1.11.3/jquery.min.js">script>


<script src="//cdn.bootcss.com/bootstrap/3.3.5/js/bootstrap.min.js">script>
body>
html>

配置tomcat
点击界面右上角的向下箭头,选择 Edit Configurations:
点击左上角的”+“号,选择Tomcat Server,(如果没有请选择最下方的33 items more,找到Tomcat Server),再选择Local:
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点击 Application server 右边的 Configure,导入Tomcat 目录(请按照自身版本导入):

我们还需要将项目部署到 Tomcat 服务器中。点击 Deployment,再点击右边的”+“号,添加一个Artifact:使用IntelliJ IDEA搭建springmvc_第9张图片
选择exploded,单击ok

点击界面右上角的红框中的绿色箭头,就可以启动 Tomcat 了,其控制台输出将在 IDEA 下方显示

启动后,浏览器将自动弹出项目首页:
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