根据数据库表自动生成Mapper、xml、entity三个类,两个配置文件轻松搞定!
generatorConfig.xml需要被Spring容器扫描,generator.properties跟generatorConfig.xml放在同级目录即可。
maven需要集成mybatis-generator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>
generator.properties
jdbc.driverLocation=mysql-connector-java-5.1.38.jar的路径地址
jdbc.driverClass=com.mysql.jdbc.Driver
jdbc.connectionURL=jdbc:mysql:///table_name
jdbc.userId=root
jdbc.password=password
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>
<!--导入属性配置 -->
<properties resource="generator.properties"></properties>
<!--数据库驱动jar -->
<classPathEntry location="${jdbc.driverLocation}"/>
<context id="context" targetRuntime="MyBatis3">
<!--基本配置-->
<commentGenerator>
<!--去除注释 -->
<property name="suppressAllComments" value="true"/>
<!--时间标志 false:打开 true:关闭-->
<property name="suppressDate" value="true"/>
</commentGenerator>
<!--数据库连接 -->
<jdbcConnection driverClass="${jdbc.driverClass}" connectionURL="${jdbc.connectionURL}" userId="${jdbc.userId}" password="${jdbc.password}"/>
<!--类型处理器,在数据库类型和java类型之间的转换控制-->
<javaTypeResolver>
<property name="forceBigDecimals" value="false"/>
</javaTypeResolver>
<!-- 生成实体类 指定包名 以及生成的地址 -->
<javaModelGenerator targetPackage="com.xxx.entity" targetProject="src/main/java">
<!-- 是否对model添加 构造函数 -->
<property name="constructorBased" value="true"/>
<property name="enableSubPackages" value="false"/>
<property name="trimStrings" value="true"/>
</javaModelGenerator>
<!-- Mapper映射文件生成所在的目录 -->
<sqlMapGenerator targetPackage="mapper" targetProject="src/main/resources">
<property name="enableSubPackages" value="false"/>
</sqlMapGenerator>
<!-- mapper接口生成目录 -->
<javaClientGenerator targetPackage="com.xxx.mapper" targetProject="src/main/java" type="XMLMAPPER">
<property name="enableSubPackages" value="false"/>
</javaClientGenerator>
<!-- 对应数据库表 -->
<table tableName="test_table" domainObjectName="TestTable" enableCountByExample="false" enableDeleteByExample="false" enableSelectByExample="false"
enableUpdateByExample="false"/>
</context>
</generatorConfiguration>
简要说明
mapper接口路径:src/main/java/com/xxx/mapper/TestTableMapper
eneity实体类路径:src/main/java/com/xxx/enetity/TestTable
xml接口映射路径:src/main/resources/mapper/TestTableMapper.xml
数据库驱动jar可自行百度下载,也可点击此处花费积分下载-->mysql-connector-java-5.1.38.jar
maven执行命令
mvn:mybatis-generator:generate -e
- -e:向控制台输入内容