intellij idea 利用generatorConfig.xml反向生成java类
pom.xml 引入插件
<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>
src/main/resources/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">
<generatorConfiguration>
<classPathEntry
location="E:\Apache\Maven\mavenStore\mysql\mysql-connector-java\5.1.46\mysql-connector-java-5.1.46.jar" />
<context id="context1">
<commentGenerator>
<!-- 是否去除自动生成的注释 true:是 : false:否 -->
<property name="suppressAllComments" value="true" />
</commentGenerator>
<jdbcConnection
connectionURL="jdbc:mysql://localhost:3306/order0"
driverClass="com.mysql.jdbc.Driver" password="root" userId="root" />
<!-- 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="true" />
</javaTypeResolver>
<javaModelGenerator
targetPackage="xxx.xxx.xxx.order.domains"
targetProject="./src/main/java">
<!-- 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>
<sqlMapGenerator targetPackage="mapper"
targetProject="./src/main/resources">
<property name="enableSubPackages" value="false" />
</sqlMapGenerator>
<javaClientGenerator type="XMLMAPPER"
targetPackage="xxx.xxx.xxx.order.mapper"
targetProject="./src/main/java">
<property name="enableSubPackages" value="false" />
</javaClientGenerator>
<table tableName="order0"></table>
</context>
</generatorConfiguration>
按配置好路径建好文件夹
右键mybatis-generator:generate 运行即可完成。