1）springboot 項(xiàng)目（JDK1.8）
2）apache-maven-3.6.1
3）MySQL 8.0.30

--若已存在，先刪除
drop table user 
-- 創(chuàng)建數(shù)據(jù)庫(kù)用戶(hù)表
create table user (
	id int NOT NULL AUTO_INCREMENT COMMENT '主鍵',
	name varchar(100) DEFAULT NULL COMMENT '員工姓名',
	phone_num varchar(20) DEFAULT NULL COMMENT '聯(lián)系方式',
	address varchar(200) DEFAULT NULL COMMENT '住址',
	PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

 <dependencies>
        <!-- mybatis-generator -->
        <dependency>
            <groupId>org.mybatis.generator</groupId>
            <artifactId>mybatis-generator-core</artifactId>
            <version>1.3.7</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>2.2.2</version>
        </dependency>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
    </dependencies>

jdbc.driverClass=com.mysql.cj.jdbc.Driver
jdbc.connectionURL=jdbc:mysql://localhost:3306/vhr?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
jdbc.userId=root
jdbc.password=123456

<?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>
    <!--根據(jù)配置文件讀取數(shù)據(jù)庫(kù)表信息-->
    <properties resource="generator.properties"/>
    <context id="MySqlContext" targetRuntime="MyBatis3" defaultModelType="flat">
        <!--前置分隔符-->
        <property name="beginningDelimiter" value="`"/>
        <!--后置分隔符-->
        <property name="endingDelimiter" value="`"/>
        <!--設(shè)置編碼-->
        <property name="javaFileEncoding" value="UTF-8"/>
        <!-- 為模型生成序列化方法-->
        <plugin type="org.mybatis.generator.plugins.SerializablePlugin"/>
        <!-- 為生成的Java模型創(chuàng)建一個(gè)toString方法 -->
        <plugin type="org.mybatis.generator.plugins.ToStringPlugin"/>
        <!--生成mapper.xml時(shí)覆蓋原文件-->
        <plugin type="org.mybatis.generator.plugins.UnmergeableXmlMappersPlugin" />
        <!--可以自定義生成model的代碼注釋-->
        <commentGenerator type="org.javaboy.vhr.utils.CommentGenerator">
            <!-- 是否去除自動(dòng)生成的注釋 true：是 ： false:否 -->
            <property name="suppressAllComments" value="true"/>
            <property name="suppressDate" value="true"/>
            <property name="addRemarkComments" value="true"/>
        </commentGenerator>
        <!--配置數(shù)據(jù)庫(kù)連接-->
        <jdbcConnection driverClass="${jdbc.driverClass}"
                        connectionURL="${jdbc.connectionURL}"
                        userId="${jdbc.userId}"
                        password="${jdbc.password}">
            <!--解決mysql驅(qū)動(dòng)升級(jí)到8.0后不生成指定數(shù)據(jù)庫(kù)代碼的問(wèn)題-->
            <property name="nullCatalogMeansCurrent" value="true" />
        </jdbcConnection>
        <!--指定生成model的路徑-->
        <javaModelGenerator targetPackage="org.javaboy.vhr.pojo" targetProject="vhr-web\src\main\java"/>
        <!--指定生成mapper.xml的路徑-->
        <sqlMapGenerator targetPackage="mybatis.mapper" targetProject="vhr-web\src\main\resources"/>
        <!--指定生成mapper接口的的路徑-->
        <javaClientGenerator type="XMLMAPPER" targetPackage="org.javaboy.vhr.mapper"
                             targetProject="vhr-web\src\main\java"/>
        <!--單獨(dú)生成某個(gè)表，寫(xiě)具體表名，否則生成全部表tableName設(shè)為%-->
        <table tableName="user" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false"
               enableSelectByExample="false" selectByExampleQueryId="false">
            <property name="useActualColumnNames" value="false"/>
            <property name="constructorBased" value="false"/>
            <generatedKey column="id" sqlStatement="JDBC" identity="true"/>
        </table>

    </context>
</generatorConfiguration>

<commentGenerator type="org.javaboy.vhr.utils.CommentGenerator">
    <!-- 是否去除自動(dòng)生成的注釋 true：是 ： false:否 -->
    <property name="suppressAllComments" value="true"/>
    <property name="suppressDate" value="true"/>
    <property name="addRemarkComments" value="true"/>
</commentGenerator>

**
 * @author 86138
 * @date 2024-05-01 13:27:15
 * @description 添加自定義注釋
 */
public class CommentGenerator extends DefaultCommentGenerator {
    private boolean addRemarkComments = false;

    /**
     * 設(shè)置用戶(hù)配置的參數(shù)
     */
    @Override
    public void addConfigurationProperties(Properties properties) {
        super.addConfigurationProperties(properties);
        this.addRemarkComments = StringUtility.isTrue(properties.getProperty("addRemarkComments"));
    }

    /**
     * 給字段添加注釋
     */
    @Override
    public void addFieldComment(Field field, IntrospectedTable introspectedTable,
                                IntrospectedColumn introspectedColumn) {
        String remarks = introspectedColumn.getRemarks();
        //根據(jù)參數(shù)和備注信息判斷是否添加備注信息
        if (addRemarkComments && StringUtility.stringHasValue(remarks)) {
            addFieldJavaDoc(field, remarks);
        }
    }

    /**
     * 給model的字段添加注釋
     */
    private void addFieldJavaDoc(Field field, String remarks) {
        //文檔注釋開(kāi)始
        field.addJavaDocLine("/**");
        //獲取數(shù)據(jù)庫(kù)字段的備注信息
        String[] remarkLines = remarks.split(System.getProperty("line.separator"));
        for (String remarkLine : remarkLines) {
            field.addJavaDocLine(" * " + remarkLine);
        }
        addJavadocTag(field, false);
        field.addJavaDocLine(" */");
    }
}

public class Generator {
    public static void main(String[] args) throws Exception {
        //MBG 執(zhí)行過(guò)程中的警告信息
        List<String> warnings = new ArrayList<String>();
        //當(dāng)生成的代碼重復(fù)時(shí)，覆蓋原代碼
        boolean overwrite = true;
        //讀取我們的 MBG 配置文件
        InputStream is = Generator.class.getResourceAsStream("/generatorConfig.xml");
        ConfigurationParser cp = new ConfigurationParser(warnings);
        Configuration config = cp.parseConfiguration(is);
        is.close();

        DefaultShellCallback callback = new DefaultShellCallback(overwrite);
        //創(chuàng)建 MBG
        MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, callback, warnings);
        //執(zhí)行生成代碼
        myBatisGenerator.generate(null);
        //輸出警告信息
        for (String warning : warnings) {
            System.out.println(warning);
        }
    }
}

<!--lombok依賴(lài)-->
 <dependency>
     <groupId>org.projectlombok</groupId>
     <artifactId>lombok</artifactId>
     <optional>true</optional>
 </dependency>
 <!--MyBatis Plus依賴(lài)-->
 <dependency>
     <groupId>com.baomidou</groupId>
     <artifactId>mybatis-plus-boot-starter</artifactId>
     <version>3.1.0</version>
 </dependency>