一、
1.1、pom.xml添加依赖
<!-- generator-->
<dependency>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-core</artifactId>
<version>1.4.0</version>
</dependency>
...
<!--mybatis反向生成工具-->
<plugin>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-maven-plugin</artifactId>
<version>1.4.0</version>
<configuration>
<configurationFile>src/main/resources/generatorConfig.xml</configurationFile>
<overwrite>true</overwrite>
</configuration>
</plugin>
1.2、generatorConfig.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" >
<!--配置生成器-->
<generatorConfiguration>
<!--1、数据库驱动jar路径-->
<classPathEntry location="D:\.m2\repository\mysql\mysql-connector-java\8.0.23\mysql-connector-java-8.0.23.jar"/>
<context id="MyBatis" targetRuntime="MyBatis3">
<!--去除解释-->
<commentGenerator>
<property name="suppressAllComments" value="true"/>
</commentGenerator>
<!--2、数据库连接-->
<jdbcConnection driverClass="com.mysql.cj.jdbc.Driver"
connectionURL="jdbc:mysql://127.0.0.1:3306/mybatis?serverTimezone=UTC&characterEncoding=utf-8&serverTimezone=Asia/Shanghai"
userId="root"
password="123@qwe">
</jdbcConnection>
<!--默认false,把jdbc decimal和numeric 类型解析为integer。
为true时,解析为bigDecimal-->
<javaTypeResolver>
<property name="forceBigDecimals" value="false"/>
</javaTypeResolver>
<!--3、生成实体类,指定包名以及生成地址,(可以自定义地址,但是路径不存在不会自动创建,
使用Maven生成的目录下会自动创建,)-->
<javaModelGenerator targetPackage="com.jsonliu.test.entity" targetProject="src\main\java">
<property name="trimStrings" value="true"/>
</javaModelGenerator>
<!--4、生成SqlMapper.xml映射文件-->
<sqlMapGenerator targetPackage="com.jsonliu.test.mapper" targetProject="src\main\resources">
</sqlMapGenerator>
<!--5、生成Mapper接口文件-->
<javaClientGenerator type="XMLMAPPER" targetPackage="com.jsonliu.test.mapper" targetProject="src\main\java"></javaClientGenerator>
<!--6、要生成哪些表-->
<table tableName="Player"
enableCountByExample="false"
enableUpdateByExample="false"
enableUpdateByPrimaryKey="true"
enableDeleteByExample="false"
enableDeleteByPrimaryKey="true"
enableSelectByExample="false"
selectByExampleQueryId="false">
<property name="useActualColumnNames" value="true"/>
</table>
</context>
</generatorConfiguration>
1.3、执行插件

1.4、查看结果

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