在pom.xml
中添加依赖
<dependency>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-core</artifactId>
<version>1.3.2</version>
</dependency>
</dependencies>
添加插件
<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>
在resources根目录下添加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">
<!-- 第二种mybatis逆向生成xml配置 -->
<generatorConfiguration>
<!-- 需要指明数据库连接器的绝对路径 -->
<classPathEntry
location="D:\m2\repository\postgresql\postgresql\9.1-901-1.jdbc4\postgresql-9.1-901-1.jdbc4.jar" />
<context id="sqlserverTables" targetRuntime="MyBatis3">
<!-- 生成的pojo,将implements Serializable-->
<plugin type="org.mybatis.generator.plugins.SerializablePlugin"></plugin>
<commentGenerator>
<!-- 是否去除自动生成的注释 true:是 : false:否 -->
<property name="suppressAllComments" value="true" />
</commentGenerator>
<!-- 数据库链接URL、用户名、密码 -->
<jdbcConnection driverClass="org.postgresql.Driver"
connectionURL="jdbc:postgresql://127.0.0.1:5432/test03"
userId="postgres"
password="*****">
</jdbcConnection>
<!--
默认false,把JDBC DECIMAL 和 NUMERIC 类型解析为 Integer
true,把JDBC DECIMAL 和 NUMERIC 类型解析为java.math.BigDecimal
-->
<javaTypeResolver>
<property name="forceBigDecimals" value="false" />
</javaTypeResolver>
<!--
生成model模型,对应的包路径,以及文件存放路径(targetProject),targetProject可以指定具体的路径,如./src/main/java-->
<javaModelGenerator targetPackage="com.yth.entity"
targetProject="./src/main/java">
<property name="enableSubPackages" value="true"/>
<property name="trimStrings" value="true"/>
</javaModelGenerator>
<!--对应的mapper.xml文件 -->
<sqlMapGenerator targetPackage="mapper" targetProject="./src/main/resources">
<property name="enableSubPackages" value="true"/>
</sqlMapGenerator>
<!-- 生成mapper接口文件位置 -->
<javaClientGenerator targetPackage="com.yth.dao"
targetProject="./src/main/java" type="XMLMAPPER">
<property name="enableSubPackages" value="true"/>
</javaClientGenerator>
<!-- 列出要生成代码的所有表,这里配置的是不生成Example文件 -->
<table tableName="user_in" domainObjectName="UserIn"
enableCountByExample="false" enableUpdateByExample="true"
enableDeleteByExample="true" enableSelectByExample="true"
selectByExampleQueryId="true">
</table>
</context>
</generatorConfiguration>
IDEA编辑器中run->Edit Configurations->+->maven->输入命令:mybatis-generator:generate
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