Question

mybatis generator 怎么生成配置文件

Answer 1

你是说怎么自动生成实体类，dao等吧

<?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="db.properties" /> -->
    <classPathEntry location="C:\Users\Administrator\.m2\repository\mysql\mysql-connector-java\5.1.30\mysql-connector-java-5.1.30.jar" />
    <context id="mysql2Beans" targetRuntime="MyBatis3">
        <commentGenerator>
            <!-- 删除代码中带有 代码生成器的注释信息 -->
            <property name="suppressAllComments" value="false" />
            <!-- 是否去除自动生成的注释 true：是 ： false:否 -->
            <property name="suppressDate" value="true" />
        </commentGenerator>

        <jdbcConnection driverClass="com.mysql.jdbc.Driver"
            connectionURL="jdbc:mysql://localhost:3306/****" 
            userId="root"
            password="*****" />

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

         <!-- 生成模型的包名和位置--> 
        <javaModelGenerator targetPackage="com.shq.pojo" targetProject="d:\gexml">
            <property name="enableSubPackages" value="true" /> 
            <property name="trimStrings" value="true" /> 
        </javaModelGenerator>

        <sqlMapGenerator targetPackage="com.shq.mapping" targetProject="d:\gexml">
            <property name="enableSubPackages" value="true" /> 
        </sqlMapGenerator>

        <javaClientGenerator targetPackage="com.shq.dao" targetProject="d:\gexml" type="XMLMAPPER">
            <property name="enableSubPackages" value="true" /> 
        </javaClientGenerator>


        <!-- 要生成的表 tableName是数据库中的表名或视图名 domainObjectName是实体类名-->    
        <!--无论字段是什么类型，生成的类属性都是varchar -->
        <!-- <table schema="btupayprod" tableName="T_INFO_MARKETING_CFG" enableSelectByExample="false" 
            enableDeleteByExample="false" enableCountByExample="false" enableUpdateByExample="fasle"> 
            </table> -->
        <!-- <columnOverride column="AFTER_AMT" jdbcType="VARCHAR" /> -->
        <!-- <table schema="btupayprod" tableName="t_log_online_payment" enableSelectByExample="false" 
            enableDeleteByExample="false" enableCountByExample="false" enableUpdateByExample="fasle"> 
            无论字段是什么类型，生成的类属性都是varchar <columnOverride column="AFTER_AMT" jdbcType="VARCHAR" 
            /> </table> -->

        <table schema="test" tableName="****" domainObjectName="****" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" 
           enableSelectByExample="false" selectByExampleQueryId="false"></table>

        <table schema="test" tableName="****" domainObjectName="****" enableCountByExample="false" enableUpdateByExample="false"    
           enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false">    
        </table>    

        <table schema="test" tableName="****" domainObjectName="****" enableCountByExample="false" enableUpdateByExample="false"    
           enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false">    
        </table>  

       </context> 
</generatorConfiguration>

import java.io.File;

import java.io.IOException;

import java.sql.SQLException;

import java.util.ArrayList;

import java.util.List;

import org.mybatis.generator.api.MyBatisGenerator;    

import org.mybatis.generator.config.Configuration;    

import org.mybatis.generator.config.xml.ConfigurationParser;    

import org.mybatis.generator.exception.InvalidConfigurationException;    

import org.mybatis.generator.exception.XMLParserException;    

import org.mybatis.generator.internal.DefaultShellCallback;   

/**

 * 

 */

/**

 * @author Administrator

 *

 */

public class MyBatisGeneratorUtils {

public static void main(String[] args) {    

        try {    

            System.out.println("start generator ...");    

            List<String> warnings = new ArrayList<String>();    

            boolean overwrite = true;    

            File configFile = new File(MyBatisGeneratorUtils.class.getResource("/generator.xml").getFile());    

            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);    

            System.out.println("end generator!");    

        } catch (IOException e) {    

            e.printStackTrace();    

        } catch (XMLParserException e) {    

            e.printStackTrace();    

        } catch (InvalidConfigurationException e) {    

            e.printStackTrace();    

        } catch (SQLException e) {    

            e.printStackTrace();    

        } catch (InterruptedException e) {    

            e.printStackTrace();    

        }    

    }    

}