需要先下载mybatis-generator-core-xxx.jar包,我使用的数据库是mysql,所以还加了一个mysql-connector-java-xxx.jar包
//Maven
<dependencies>
<dependency>
<groupId> org.mybatis.generator </groupId>
<artifactId> mybatis-generator </artifactId>
<version > 1.3.7 </version>
</dependency>
<dependency>
<groupId> org.mybatis.generator </groupId>
<artifactId> mybatis-generator-maven-plugin </artifactId>
<version> 1.3.7 </version >
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.37</version>
<scope>runtime</scope>
</dependency>
</dependencies>
将这两个jar包放在config文件夹下,在config目录下创建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>
<!--数据库驱动-->
<classPathEntry location="mysql-connector-java-xxx.jar"/>
<context id="DB2Tables" targetRuntime="MyBatis3">
<commentGenerator>
<property name="suppressDate" value="true"/>
<property name="suppressAllComments" value="true"/>
</commentGenerator>
<!--数据库链接地址账号密码-->
<jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost/(DataBase)" userId="root" password="root">
</jdbcConnection>
<javaTypeResolver>
<property name="forceBigDecimals" value="false"/>
</javaTypeResolver>
<!--生成Model类存放位置-->
<javaModelGenerator targetPackage="com.cm.model" targetProject="src">
<property name="enableSubPackages" value="true"/>
<property name="trimStrings" value="true"/>
</javaModelGenerator>
<!--生成映射文件存放位置-->
<sqlMapGenerator targetPackage="com.cm.mapping" targetProject="src">
<property name="enableSubPackages" value="true"/>
</sqlMapGenerator>
<!--生成Dao类存放位置-->
<javaClientGenerator type="XMLMAPPER" targetPackage="com.cm.dao" targetProject="src">
<property name="enableSubPackages" value="true"/>
</javaClientGenerator>
<!--生成对应表及类名-->
<table tableName="user" domainObjectName="userModel" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample= "false" selectByExampleQueryId="false"></table>
</context>
</generatorConfiguration>
创建完成后,在命令端输入命令
java -jar mybatis-generator-core-xxx.jar -configfile Config.xml -overwrite