环境搭建

创建项目

• 使用 IDEA 建立一个 Maven 项目。
• 打开pom.xml文件，修改

<packaging>war</packaging>

• 建立如下目录：

选中项目，点击刷新即可。

加入依赖

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>org.yun</groupId>
    <artifactId>ssm</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>
    <name>ssm</name>
    <description>SpringMVC + Spring + MyBatis</description>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>

        <!--MyBatis-->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.0</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>2.0.0</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis.generator</groupId>
            <artifactId>mybatis-generator-core</artifactId>
            <version>1.3.7</version>
        </dependency>
        <dependency>
            <groupId>com.github.pagehelper</groupId>
            <artifactId>pagehelper</artifactId>
            <version>5.1.8</version>
        </dependency>

        <!--数据库驱动-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
            <version>5.1.41</version>
        </dependency>

        <!--Spring-->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aspects</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <scope>test</scope>
        </dependency>

        <!--JSON-->
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.9.8</version>
        </dependency>

        <!--JSR3033-->
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>6.0.16.Final</version>
        </dependency>

        <!--Java Web -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>4.0.1</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>javax.servlet.jsp</groupId>
            <artifactId>jsp-api</artifactId>
            <version>2.2</version>
            <scope>provided</scope>
        </dependency>
        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>

        <!--测试-->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>

        <!--日志-->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.26</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>1.7.26</version>
        </dependency>
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>1.2.17</version>
        </dependency>

        <!--将jquery以jar包的形式引入-->
        <!--<script src="${ctx}/webjars/jquery/3.3.1-2/jquery.min.js"></script>-->
        <dependency>
            <groupId>org.webjars</groupId>
            <artifactId>jquery</artifactId>
            <version>3.3.1-2</version>
        </dependency>

    </dependencies>

    <!--统一Spring的版本-->
    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-framework-bom</artifactId>
                <version>5.1.5.RELEASE</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>${java.version}</source>
                    <target>${java.version}</target>
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>

创建包目录、配置文件

• controller 包 存放 web mvc 控制器
• dao 包 存放 MBG 自动生成的 mapper 接口
• model 包存放 MBG 自动生成的实体类
• service 包存放业务逻辑代码
• mapper 存放 MBG 自动生成的 xxxMapper.xml 文件
• data.sql存放数据库测试数据
• jdbc.properties存放数据库连接信息
• schema.sql 存放数据库表的建表语句
• spring.xml Spring 容器配置文件
• spring-mvc.xml Spring MVC 配置文件
• mbg.xml mybatis-generator(MBG) 配置文件

查看项目结构图

命令：tree>tree.txt

卷 LENOVO 的文件夹 PATH 列表
卷序列号为 0E7D-ED82
D:.
├─.idea
│  └─dataSources
├─src
│  ├─main
│  │  ├─java
│  │  │  └─org
│  │  │      └─yun
│  │  │          └─ssm
│  │  │              ├─controller
│  │  │              ├─dao
│  │  │              ├─model
│  │  │              └─service
│  │  ├─resources
│  │  │  └─mapper
│  │  └─webapp
│  │      ├─static
│  │      │  └─js
│  │      └─WEB-INF
│  │          └─views
│  └─test
│      └─java
│          └─org
│              └─yun
│                  └─ssm
│                      └─test
└─target
    ├─classes
    │  └─mapper
    ├─generated-sources
    │  └─annotations
    ├─generated-test-sources
    │  └─test-annotations
    ├─ssm-1.0-SNAPSHOT
    │  ├─META-INF
    │  ├─static
    │  │  └─js
    │  └─WEB-INF
    │      ├─classes
    │      │  ├─mapper
    │      │  └─org
    │      │      └─yun
    │      │          └─ssm
    │      │              ├─controller
    │      │              ├─dao
    │      │              ├─model
    │      │              └─service
    │      ├─lib
    │      └─views
    └─test-classes
        └─org
            └─yun
                └─ssm
                    └─test

来源：oschina

链接：https://my.oschina.net/u/2899526/blog/3032942