1、添加依赖和添加插件
添加mybatis 和 mybatis-generator-core 依赖和mybatis-generator-maven-plugin插件
<dependencies> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.4.6</version> </dependency> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.6</version> </dependency> </dependencies> <plugins> <plugin> <!--Mybatis-generator插件,用于自动生成Mapper和POJO--> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-maven-plugin</artifactId> <version>1.3.6</version> <configuration> <!--配置文件的位置--> <configurationFile>srcmain esourcesmybatis-generator-config.xml</configurationFile> <verbose>true</verbose> <overwrite>true</overwrite> </configuration> <executions> <execution> <id>Generate MyBatis Artifacts</id> <goals> <goal>generate</goal> </goals> </execution> </executions> <dependencies> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.6</version> </dependency> </dependencies> </plugin> </plugins>
2、添加配置文件mybatis-generator-config.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> <!-- 本地数据库驱动程序jar包的全路径 --> <classPathEntry location="C:Usersshinelon.m2 epositorymysqlmysql-connector-java5.1.6mysql-connector-java-5.1.6.jar"/> <!-- 指定mybatis版本 --> <context id="context" targetRuntime="MyBatis3"> <commentGenerator> <!-- 是否去除自动生成的注释 true:是;false:否 --> <property name="suppressAllComments" value="true"/> <property name="suppressDate" value="true"/> </commentGenerator> <!-- 数据库的相关配置 --> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost:3306/project_crowd?useSSL=false" userId="root" password="969448266"/> <!--指定生成的类型为java类型,避免数据库中number等类型字段 --> <javaTypeResolver> <property name="forceBigDecimals" value="false"/> </javaTypeResolver> <!-- 实体类生成的位置 修改targetPackage和targetProject--> <javaModelGenerator targetProject=".srcmainjava" targetPackage="com.xy.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> <!-- *Mapper.xml 文件的位置 修改targetPackage和targetProject--> <sqlMapGenerator targetProject=".srcmainjava" targetPackage="com.xy.crowd.mapper"> <!-- enableSubPackages:是否让 schema 作为包的后缀 --> <property name="enableSubPackages" value="false" /> </sqlMapGenerator> <!-- Mapper 接口文件的位置 修改targetPackage和targetProject--> <javaClientGenerator type="XMLMAPPER" targetProject=".srcmainjava" targetPackage="com.xy.crowd.mapper"> <!-- enableSubPackages:是否让 schema 作为包的后缀 --> <property name="enableSubPackages" value="false" /> </javaClientGenerator> <!-- 相关表的配置 多表就配置多个 tableName表名 domainObjectName类名 --> <table tableName="admin" domainObjectName="Admin" /> </context> </generatorConfiguration>
3、添加一个maven命令