MyBatis Maven Plugin 自动生成代码
我们使用 MyBatis 的 Maven 插件来生成数据库访问代码
POM
<build>
<plugins>
<plugin>
<groupId>org.mybatis.generator</groupId>
<artifactId>mybatis-generator-maven-plugin</artifactId>
<version>1.3.5</version>
<configuration>
<configurationFile>${basedir}/src/main/resources/generator/generatorConfig.xml</configurationFile>
<overwrite>true</overwrite>
<verbose>true</verbose>
</configuration>
<dependencies>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.version}</version>
</dependency>
<dependency>
<groupId>tk.mybatis</groupId>
<artifactId>mapper</artifactId>
<version>3.4.4</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
自动生成配置
在 src/main/resources/generator/
目录下创建 generatorConfig.xml
配置文件:
<?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>
<properties resource="jdbc.properties"/>
<context id="Mysql" targetRuntime="MyBatis3Simple" defaultModelType="flat">
<property name="beginningDelimiter" value="`"/>
<property name="endingDelimiter" value="`"/>
<plugin type="tk.mybatis.mapper.generator.MapperPlugin">
<property name="mappers" value="com.lusifer.spring.boot.utils.MyMapper"/>
</plugin>
<jdbcConnection
driverClass="${jdbc.driverClass}"
connectionURL="${jdbc.connectionURL}"
userId="${jdbc.username}"
password="${jdbc.password}">
</jdbcConnection>
<javaModelGenerator targetPackage="com.lusifer.spring.boot.pojo" targetProject="src/main/java"/>
<sqlMapGenerator targetPackage="mapper" targetProject="src/main/resources"/>
<javaClientGenerator
targetPackage="com.lusifer.spring.boot.mapper"
targetProject="src/main/java"
type="XMLMAPPER"/>
<table tableName="%">
<!-- mysql 配置 -->
<generatedKey column="id" sqlStatement="Mysql" identity="true"/>
</table>
</context>
</generatorConfiguration>
数据源配置
在 src/main/resources
目录下创建 jdbc.properties
数据源配置:
jdbc.driverClass=com.mysql.jdbc.Driver
jdbc.connectionURL=jdbc:mysql://ip:port/dbname?useUnicode=true&characterEncoding=utf-8&useSSL=false
jdbc.username=root
jdbc.password=123456
生成代码
mvn mybatis-generator:generate