pom.xml配置如下:
<!-- 依赖 MyBatis 核心包--> <dependencies> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.2.8</version> </dependency> </dependencies> <!-- 控制Maven 在构建过程中相关配置--> <build> <!-- 构建过程中用到的插件--> <plugins> <!-- 具体插件,逆向工程的操作是以构建过程中插件形式出现的--> <plugin> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-maven-plugin</artifactId> <version>1.3.0</version> <!-- 插件的依赖--> <dependencies> <!-- 逆向工程的核心依赖--> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.2</version> </dependency> <!-- 数据库连接池--> <dependency> <groupId>com.mchange</groupId> <artifactId>c3p0</artifactId> <version>0.9.2</version> </dependency> <!-- MySQL 驱动 --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.13</version> </dependency> </dependencies> </plugin> </plugins> </build>
generatorConfig.xml
<!DOCTYPE generatorConfiguration PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd"> <generatorConfiguration> <!-- mybatis-generator:generate --> <context id="atguiguTables" targetRuntime="MyBatis3"> <commentGenerator> <!-- 是否去除自动生成的注释true:是;false:否--> <property name="suppressAllComments" value="true" /> </commentGenerator> <!--数据库连接的信息:驱动类、连接地址、用户名、密码 --> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost:3306/project_crowd" userId="root" password="root"> </jdbcConnection> <!-- 默认false,把JDBC DECIMAL 和NUMERIC 类型解析为Integer,为true 时把JDBC DECIMAL 和NUMERIC 类型解析为java.math.BigDecimal --> <javaTypeResolver> <property name="forceBigDecimals" value="false" /> </javaTypeResolver> <!-- targetProject:生成Entity 类的路径--> <javaModelGenerator targetProject=".srcmainjava" targetPackage="com.atguigu.crowd.entity"> <!-- enableSubPackages:是否让schema 作为包的后缀--> <property name="enableSubPackages" value="false" /> <!-- 从数据库返回的值被清理前后的空格--> <property name="trimStrings" value="true" /> </javaModelGenerator> <!-- targetProject:XxxMapper.xml 映射文件生成的路径--> <sqlMapGenerator targetProject=".srcmainjava" targetPackage="com.atguigu.crowd.mapper"> <!-- enableSubPackages:是否让schema 作为包的后缀--> <property name="enableSubPackages" value="false" /> </sqlMapGenerator> <!-- targetPackage:Mapper 接口生成的位置--> <javaClientGenerator type="XMLMAPPER" targetProject=".srcmainjava" targetPackage="com.atguigu.crowd.mapper"> <!-- enableSubPackages:是否让schema 作为包的后缀--> <property name="enableSubPackages" value="false" /> </javaClientGenerator> <!-- 数据库表名字和我们的entity 类对应的映射指定--> <table tableName="t_admin" domainObjectName="Admin" /> </context> </generatorConfiguration>
点击maven的plugin,运行mtbatis逆向工程插件