简易理发预约系统(Spring+SpringMVC+Mybatis)

项目介绍

通过Spring boot构建一个简单的理发预约系统,主要功能包括:用户注册、用户登录、查看理发师列表、预约理发师、管理理发师、查看订单。本文主要介绍项目搭建和开发流程,为节省篇幅,部分业务逻辑代码不做详细解释。完整项目可以在GitHub中下载,链接:简易理发预约系统

软件与开发环境

  • 操作系统:Windows10
  • 开发软件: IntelliJ IDEA 2021.2.3,Navicat Premium 15.0.23
  • 编程语言:JDK 1.8,MySQL 8.0.27
  • 浏览器:Firefox 98.0.2

创建项目

maven-archetype-quickstart

过程中注意保持网络稳定,若出现错误,可以参考成功解决Failure to transfer org.apache.maven:maven-archiver:jar:x.x from https://repo.maven.apache.org/m

项目搭建

添加resource目录

选择Haircut/src/main/java/com/haircut/App.java后Run->Run ‘App’

可以看到成功运行

修改pom.xml后更新maven(Reload All Maven Projects)

<?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>com.haircut</groupId>
  <artifactId>haircut</artifactId>
  <version>1.0-SNAPSHOT</version>

  <name>haircut</name>
  <!-- FIXME change it to the project's website -->
  <url>http://www.example.com</url>

  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>2.5.3</version>
  </parent>
  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.7</maven.compiler.source>
    <maven.compiler.target>1.7</maven.compiler.target>
  </properties>

  <dependencies>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
      <version>2.5.3</version>
    </dependency>
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>8.0.27</version>
    </dependency>
    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>druid</artifactId>
      <version>1.1.3</version>
    </dependency>
    <dependency>
      <groupId>org.mybatis.spring.boot</groupId>
      <artifactId>mybatis-spring-boot-starter</artifactId>
      <version>1.3.1</version>
    </dependency>
    <dependency>
      <groupId>org.apache.commons</groupId>
      <artifactId>commons-lang3</artifactId>
      <version>3.7</version>
    </dependency>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
      <plugins>
        <!-- clean lifecycle, see https://maven.apache.org/ref/current/maven-core/lifecycles.html#clean_Lifecycle -->
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.1.0</version>
        </plugin>
        <!-- default lifecycle, jar packaging: see https://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_jar_packaging -->
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.8.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.22.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-jar-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-install-plugin</artifactId>
          <version>2.5.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-deploy-plugin</artifactId>
          <version>2.8.2</version>
        </plugin>
        <!-- site lifecycle, see https://maven.apache.org/ref/current/maven-core/lifecycles.html#site_Lifecycle -->
        <plugin>
          <artifactId>maven-site-plugin</artifactId>
          <version>3.7.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-project-info-reports-plugin</artifactId>
          <version>3.0.0</version>
        </plugin>
        <plugin>
          <groupId>org.mybatis.generator</groupId>
          <artifactId>mybatis-generator-maven-plugin</artifactId>
          <version>1.3.5</version>
          <dependencies>
            <dependency>
              <groupId>org.mybatis.generator</groupId>
              <artifactId>mybatis-generator-core</artifactId>
              <version>1.3.5</version>
            </dependency>
            <dependency>
              <groupId>mysql</groupId>
              <artifactId>mysql-connector-java</artifactId>
              <version>8.0.27</version>
            </dependency>
          </dependencies>
          <executions>
            <execution>
              <id>mybatis generator</id>
              <phase>package</phase>
              <goals>
                <goal>generate</goal>
              </goals>
            </execution>
          </executions>
          <configuration>
            <!--允许移动生成的文件-->
            <verbose>true</verbose>
            <!--允许自动覆盖文件-->
            <overwrite>false</overwrite>
            <configurationFile>
              src/main/resources/mybatis-generator.xml
            </configurationFile>
          </configuration>
        </plugin>
      </plugins>
    </pluginManagement>
      <plugins>
          <plugin>
              <groupId>org.apache.maven.plugins</groupId>
              <artifactId>maven-compiler-plugin</artifactId>
              <configuration>
                  <source>8</source>
                  <target>8</target>
              </configuration>
          </plugin>
      </plugins>
  </build>
</project>

在haircut/src/main/resources下创建application.properties文件,其中可以修改端口号和添加mybatis路径

server.port = 8092
mybatis.mapperLocations = classpath:mapping/*.xml
spring.datasource.name = haircut
spring.datasource.url = jdbc:mysql://127.0.0.1:3306/haircut
spring.datasource.username = alpha
spring.datasource.password = 123456
#druid
spring.datasource.type = com.alibaba.druid.pool.DruidDataSource
spring.datasource.driverClassName = com.mysql.jdbc.Driver

在haircut/src/main/resources下创建mapping目录

新建数据库

创建user_info表,设置id为自动递增

 创建user_password表,设置id为自动递增

在haircut/src/main/resources下创建mapping目录

在haircut/src/main/java/com.haircut下创建dataobject目录

在haircut/src/main/java/com.haircut下创建dao目录

在haircut/src/main/resources下创建mybatis-generator.xml:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfiguration
        PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
        "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
<generatorConfiguration>
    <context id="DB2Tables" targetRuntime="MyBatis3">
        <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://127.0.0.1:3306/haircut" userId="alpha" password="123456"></jdbcConnection>
        <!--生成DataObject类存放位置-->
        <javaModelGenerator targetPackage="com.haircut.dataobject" targetProject="src/main/java">
            <property name="enableSubPackages" value="true"/>
            <property name="trimStrings" value="true"/>
        </javaModelGenerator>
        <!--生成映射文件存放位置-->
        <sqlMapGenerator targetPackage="mapping" targetProject="src/main/resources">
            <property name="enableSubPackages" value="true"/>
        </sqlMapGenerator>
        <!--生成Dao类存放位置-->
        <javaClientGenerator type="XMLMAPPER" targetPackage="com.haircut.dao" targetProject="src/main/java">
            <property name="enableSubPackages" value="true"/>
        </javaClientGenerator>
        <!--生成对应表及类名-->
<!--        <table tableName="sequence_info" domainObjectName="SequenceDO"></table>-->
<!--        <table tableName="order_info" domainObjectName="OrderDO"></table>-->
        <table tableName="user_info" domainObjectName="UserDO"></table>
        <table tableName="user_password" domainObjectName="UserPasswordDO"></table>
<!--        <table tableName="staff" domainObjectName="StaffDO"></table>-->
<!--        <table tableName="staff_stock" domainObjectName="StaffStockDO"></table>-->
    </context>
</generatorConfiguration>

其中table标签中的内容为对应数据库的表名及生成的文件名,其他注释掉的table标签在之后生成表和类名时使用

使用mybatis的自动生成工具生成对应数据库文件的映射:

Run->haircut [mybatis-generator:generate]生成对应的类,可以看到在dao,dataobject和mapping目录下有生成的文件

用户模型

在haircut/src/main/java/com.haircut下创建controller目录

在haircut/src/main/java/com.haircut下创建service目录

在haircut/src/main/java/com.haircut/controller下创建UserController类

在haircut/src/main/java/com.haircut/service下创建UserService接口

在haircut/src/main/java/com.haircut/service下创建impl目录

在haircut/src/main/java/com.haircut/service/impl下创建UserServiceImpl类

在haircut/src/main/java/com.haircut/service下创建model目录

在haircut/src/main/java/com.haircut/service/model下创建UserModel目录

修改UserPasswordDOMapper.xml,为其添加selectByUserId语句

  <select id="selectByUserId" parameterType="java.lang.Integer" resultMap="BaseResultMap">
    select
    <include refid="Base_Column_List" />
    from user_password
    where user_id = #{userId,jdbcType=INTEGER}
  </select>

修改UserPasswordDOMapper.java,为其添加selectByUserId方法

UserPasswordDO selectByUserId(Integer userId);

在haircut/src/main/java/com.haircut/controller下创建viewobject目录

在haircut/src/main/java/com.haircut/controller/viewobject下创建UserVO类

通过UserVO传输给用户信息,隐藏密码等隐私信息

在haircut/src/main/java/com.haircut下创建response目录

在haircut/src/main/java/com.haircut/response下创建ComonReturnType类

在haircut/src/main/java/com.haircut下创建error目录

在haircut/src/main/java/com.haircut/error下创建CommonError接口

在haircut/src/main/java/com.haircut/error下创建EmBusinessError枚举

在haircut/src/main/java/com.haircut/error下创建BusinessException类

在haircut/src/main/java/com.haircut/controller下创建BaseController类

修改haircut/src/main/resources/mapping/UserDOMapper.xml的内容以实现数据库中user_id和id的绑定

为user_info表的telephone字段添加unique索引,将其作为登录时的账号

修改UserDOMapper.xml,为其添加selectByTelephone语句

  <select id="selectByTelephone" resultMap="BaseResultMap">
    select
    <include refid="Base_Column_List" />
    from user_info
    where telephone = #{telephone,jdbcType=VARCHAR}
  </select>

修改UserDOMapper.java,为其添加selectByTelephone方法

UserDO selectByTelephone(String telephone);

理发师模型

在haircut/src/main/java/com.haircut/service/model下创建StaffModel类

创建staff表,设置id为自动递增

 staff_stock表,设置id为自动递增,其中stock表示理发师的剩余预约名额

重新生成mybatis

分别修改StaffDOMapper.xml和StaffStockDOMapper.xml的insert和insertSelect语句(同用户模型中的操作)

在haircut/src/main/java/com.haircut/service下创建ItemService接口

在haircut/src/main/java/com.haircut/service/impl下创建ItemServiceImpl类

修改StaffStockDOMapper.xml,为其添加selectByStaffId语句

修改StaffStockDOMapper.java,为其添加selectByStaffId方法

在haircut/src/main/java/com.haircut/controller下创建StaffController类

修改StaffDOMapper.xml,为其添加listStaff语句,以遍历理发师列表

修改StaffDOMapper.java,为其添加listStaff方法

订单模型

在haircut/src/main/java/com.haircut/service/model下创建OrderModel类

创建order_info表,注意这里的id的类型为varchar

 创建sequence_info表,用来生成上述order_info表中的id

为sequence_info表中添加数据,name=order_info, step=1

在haircut/src/main/java/com.haircut/service下创建OrderService接口

在haircut/src/main/java/com.haircut/service/impl下创建OrderServiceImpl类

修改StaffStockDOMapper.xml,为其添加decreaseStock语句,以下单减少理发师的stock

修改StaffStockDOMapper.java,为其添加decreaseStock方法

在haircut/src/main/java/com.haircut/controller下创建OrderController类

运行结果

登录界面

登录成功后进入系统选择理发师

点击列表中的理发师后,确认信息并预约

 回到登录界面,可以添加理发师和查看订单

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转载自blog.csdn.net/alpha105/article/details/125269132
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