MyBatis Generator(SSM Maven项目)

Posted 2022-03-27 mzdljgz

mbg.xml

放在项目目录里

<?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>

    <context id="DB2Tables" targetRuntime="MyBatis3">
        <commentGenerator>
            <property name="suppressAllComments" value="true" />
        </commentGenerator>
        <!--配置数据库连接-->
        <jdbcConnection driverClass="com.mysql.jdbc.Driver"
                        connectionURL="jdbc:mysql://localhost:3306/ssm_crud?useSSL=true"
                        userId="root"
                        password="123456">
        </jdbcConnection>


        <javaTypeResolver >
            <property name="forceBigDecimals" value="false" />
        </javaTypeResolver>

        <!-- 指定javaBean生成的位置-->
        <javaModelGenerator targetPackage="xyz.sun.crud.bean"
                            targetProject=".\\src\\main\\java">
            <property name="enableSubPackages" value="true" />
            <property name="trimStrings" value="true" />
        </javaModelGenerator>

        <!--指定sql文件生成的位置-->
        <sqlMapGenerator targetPackage="mapper"
                         targetProject=".\\src\\main\\resources">
            <property name="enableSubPackages" value="true" />
        </sqlMapGenerator>


        <!-- 指定dao接口生成的位置  mapper接口-->
        <javaClientGenerator type="XMLMAPPER" targetPackage="xyz.sun.crud.dao"
                             targetProject=".\\src\\main\\java">
            <property name="enableSubPackages" value="true" />
        </javaClientGenerator>

        <!-- table 指定每个表的生成策略-->
        <table tableName="tbl_emp" domainObjectName="Employee"></table>
        <table tableName="tbl_dept" domainObjectName="Department"></table>

    </context>
</generatorConfiguration>

MBGTest

package xyz.sun.crud.test;

import org.mybatis.generator.api.MyBatisGenerator;
import org.mybatis.generator.config.Configuration;
import org.mybatis.generator.config.xml.ConfigurationParser;
import org.mybatis.generator.internal.DefaultShellCallback;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

public class MBGTest 
    public static void main(String[] args) throws Exception 
        List<String> warnings = new ArrayList<String>();
        boolean overwrite = true;
        File configFile = new File("mbg.xml");
        ConfigurationParser cp = new ConfigurationParser(warnings);
        Configuration config = cp.parseConfiguration(configFile);
        DefaultShellCallback callback = new DefaultShellCallback(overwrite);
        MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, callback, warnings);
        myBatisGenerator.generate(null);