发布时间: 2018-09-13 23:46:32
1:在pom.xml文件中添加必须的依赖
<!--逆向工程--> <plugin> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-maven-plugin</artifactId> <version>1.3.2</version> <configuration> <verbose>true</verbose> <overwrite>true</overwrite> </configuration> </plugin> 2:在resources目录下编写generatorConfig.xml文件: <?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jar --> <classPathEntry location="D:\JavaUtilsIdea\M2\mysql\mysql-connector-java\5.1.38\mysql-connector-java-5.1.38.jar" /> <context id="Tables" targetRuntime="MyBatis3"> <!--去除注释 --> <commentGenerator> <property name="suppressAllComments" value="true" /> </commentGenerator> <!--数据库连接 --> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost:3306/mybatis" userId="root" password="123456"> </jdbcConnection> <!--默认false Java type resolver will always use java.math.BigDecimal if the database column is of type DECIMAL or NUMERIC. --> <javaTypeResolver> <property name="forceBigDecimals" value="false" /> </javaTypeResolver> <!--生成实体类 指定包名 以及生成的地址 (可以自定义地址,但是路径不存在不会自动创建 使用Maven生成在target目录下,会自动创建) --> <javaModelGenerator targetPackage="net.togogo.bean" targetProject="D:\JianGuoYun\MyStu\MyBatisStu\src\main\java"> <property name="enableSubPackages" value="true" /> <property name="trimStrings" value="true" /> </javaModelGenerator> <!--生成SQLMAP文件 --> <sqlMapGenerator targetPackage="net.togogo.mapper" targetProject="D:\JianGuoYun\MyStu\MyBatisStu\src\main\java"> <property name="enableSubPackages" value="false" /> </sqlMapGenerator> <!--生成Dao文件 可以配置 type="XMLMAPPER"生成xml的dao实现 context id="DB2Tables" 修改targetRuntime="MyBatis3" --> <javaClientGenerator type="XMLMAPPER" targetPackage="mapper" targetProject="D:\JianGuoYun\MyStu\MyBatisStu\src\main\java\net\togogo"> <property name="enableSubPackages" value="false" /> </javaClientGenerator> <!--对应数据库表 mysql可以加入主键自增 字段命名 忽略某字段等 --> <table tableName="t_user" domainObjectName="User" enableCountByExample="true" enableUpdateByExample="true" enableDeleteByExample="true" enableSelectByExample="true" selectByExampleQueryId="true" /> </context> </generatorConfiguration>
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