MyBatis使用Generator自动生成代码

xiaoxiao2021-03-01  25

MyBatis中,可以使用Generator自动生成代码,包括DAO层、 MODEL层 、MAPPING SQL映射文件。 第一步:下载MyBatis的Generator工具 下载地址:http://code.google.com/p/mybatis/downloads/detail?name=mybatis-generator-core-1.3.1-bundle.zip&can=3&q=Product=Generator 第二步:配置自动生成代码所需的XML配置文件,例如(generator.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> <!-- classPathEntry:数据库的JDBC驱动,换成你自己的驱动位置 --> <classPathEntry location="D:\libs\ojdbc14.jar" /> <context id="DB2Tables" targetRuntime="MyBatis3"> <!-- 去除自动生成的注释 --> <commentGenerator> <property name="suppressAllComments" value="true" /> </commentGenerator> <jdbcConnection driverClass="oracle.jdbc.driver.OracleDriver" connectionURL="jdbc:oracle:thin:@172.16.88.10:1521:mydb" userId="abc" password="abc"> </jdbcConnection> <javaTypeResolver > <property name="forceBigDecimals" value="false" /> </javaTypeResolver> <!-- targetProject:自动生成代码的位置 --> <javaModelGenerator targetPackage="com.test.model" targetProject="E:\eclipse 3.5.2\workspace\gao\src"> <property name="enableSubPackages" value="true" /> <property name="trimStrings" value="true" /> </javaModelGenerator> <sqlMapGenerator targetPackage="com.test.mapping" targetProject="E:\eclipse 3.5.2\workspace\gao\src"> <property name="enableSubPackages" value="true" /> </sqlMapGenerator> <javaClientGenerator type="XMLMAPPER" targetPackage="com.test.dao" targetProject="E:\eclipse 3.5.2\workspace\gao\src"> <property name="enableSubPackages" value="true" /> </javaClientGenerator> <!-- tableName:用于自动生成代码的数据库表;domainObjectName:对应于数据库表的javaBean类名 --> <table tableName="pds_system_item" domainObjectName="PdsSystemItem" /> <table tableName="pds_system_level" domainObjectName="PdsSystemLevel" /> </context> </generatorConfiguration>   将这个文件保存至你下载的mybatis-generator-core-1.3.1文件夹下  第三步:用命令行运行(记得选择自己的文件地址)  java -jar E:\soft\mybatis-generator-core-1.3.1\lib\mybatis-generator-core-1.3.1.jar -configfile E:\soft\mybatis-generator-core-1.3.1\genrator.xml -overwrite   相关资源:mybatis-generator自动生成代码(含中文注释)
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