mybatis总结

mybatis生成器下载地址：

https://github.com/mybatis/generator/releases/tag/mybatis-generator-1.3.6

 generatorConfig.xml配置：

<?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驱动的jar包地址 -->
     <classPathEntry location="D:workspacesqlGernaratorlibmysql-connector-java-5.1.28-bin.jar" />

    <context id="caigouTables" targetRuntime="MyBatis3">
        <commentGenerator>
            <!-- 是否去除自动生成的注释 true：是 ： false:否 -->
            <property name="suppressAllComments" value="true" />
        </commentGenerator>
        <!--数据库连接的信息：驱动类、连接地址、用户名、密码 -->
        <jdbcConnection driverClass="com.mysql.jdbc.Driver"
            connectionURL="jdbc:mysql://localhost:3306/tmall" userId="root"
            password="root">
        </jdbcConnection> 
        <!-- <jdbcConnection driverClass="oracle.jdbc.OracleDriver"
            connectionURL="jdbc:oracle:thin:@127.0.0.1:1521:tmall" 
            userId="tmall"
            password="tmall">
        </jdbcConnection> -->

        <!-- 默认false，把JDBC DECIMAL 和 NUMERIC 类型解析为 Integer true，把JDBC DECIMAL 和 
            NUMERIC 类型解析为java.math.BigDecimal -->
        <javaTypeResolver>
            <property name="forceBigDecimals" value="false" />
        </javaTypeResolver>

        <!-- targetProject:生成PO类的位置 -->
        <javaModelGenerator targetPackage="tdtk.domain"
            targetProject=".src">
            <!-- enableSubPackages:是否让schema作为包的后缀 -->
            <property name="enableSubPackages" value="true" />
            <!-- 从数据库返回的值被清理前后的空格 -->
            <property name="trimStrings" value="true" />
        </javaModelGenerator>
        <!-- targetProject:自动mapper的位置 -->
        <sqlMapGenerator targetPackage="tdtk.dao" 
            targetProject=".src">
            <property name="enableSubPackages" value="false" />
        </sqlMapGenerator>

        <javaClientGenerator type="XMLMAPPER"
            targetPackage="tdtk.dao" implementationPackage="tdtk.dao"
            targetProject=".src">
            <property name="enableSubPackages" value="false" />
        </javaClientGenerator>
        
    
        <table tableName="Product" domainObjectName="Product" 
        enableCountByExample="false" enableUpdateByExample="false" 
        enableDeleteByExample="false" enableSelectByExample="false" 
        selectByExampleQueryId="false"/>
        

    </context>
</generatorConfiguration>

 执行生成：

java -jar mybatis-generator-core-1.3.2.jar -configfile generatorConfig.xml -overwrite

jsr303验证：

https://www.imooc.com/article/details/id/19844