使用Mybatis-Generator自动生成Dao,Entity,Mapping
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generatorConfig.xml(Oracle数据库)
<?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> <!-- 数据库驱动--> <classPathEntry location="ojdbc-5.jar"/> <context id="DB2Tables" targetRuntime="MyBatis3"> <commentGenerator> <property name="suppressDate" value="true"/> <!-- 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url,用户名,密码--> <jdbcConnection driverClass="oracle.jdbc.driver.OracleDriver" connectionURL="jdbc:oracle:thin:@10.10.1.1:1521:DataBaseName" userId="root" password="123456"> </jdbcConnection> <javaTypeResolver> <property name="forceBigDecimals" value="false"/> </javaTypeResolver> <!-- 生成模型的包名和位置--> <javaModelGenerator targetPackage="com.jeeplus.modules.mediaCapital.program.entity" targetProject="src"> <property name="enableSubPackages" value="true"/> <property name="trimStrings" value="true"/> </javaModelGenerator> <!-- 生成映射文件的包名和位置--> <sqlMapGenerator targetPackage="com.jeeplus.modules.mediaCapital.program.mapper" targetProject="src"> <property name="enableSubPackages" value="true"/> </sqlMapGenerator> <!-- 生成DAO的包名和位置--> <javaClientGenerator type="XMLMAPPER" targetPackage="com.jeeplus.modules.mediaCapital.program.dao" targetProject="src"> <property name="enableSubPackages" value="true"/> </javaClientGenerator> <!-- 要生成的表 tableName:是数据库中表名或视图名 domainObjectName:是实体类名 schema="数据库用户名" schema如果加上,则生成的mapping文件会有数据库前缀 --> <table tableName="STUDENT" domainObjectName="Student" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table> </context> </generatorConfiguration>
generatorConfig.xml(Mysql数据库)
<?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> <!-- 数据库驱动--> <classPathEntry location="mysql-connector-java-8.0.17.jar"/> <context id="DB2Tables" targetRuntime="MyBatis3"> <commentGenerator> <property name="suppressDate" value="true"/> <!-- 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url,用户名,密码--> <jdbcConnection driverClass="com.mysql.jdbc.Driver" connectionURL="jdbc:mysql://localhost/dataBaseName" userId="root" password="123456"> </jdbcConnection> <javaTypeResolver> <property name="forceBigDecimals" value="false"/> </javaTypeResolver> <!-- 生成模型的包名和位置--> <javaModelGenerator targetPackage="com.jeeplus.modules.mediaCapital.program.entity" targetProject="src"> <property name="enableSubPackages" value="true"/> <property name="trimStrings" value="true"/> </javaModelGenerator> <!-- 生成映射文件的包名和位置--> <sqlMapGenerator targetPackage="com.jeeplus.modules.mediaCapital.program.mapper" targetProject="src"> <property name="enableSubPackages" value="true"/> </sqlMapGenerator> <!-- 生成DAO的包名和位置--> <javaClientGenerator type="XMLMAPPER" targetPackage="com.jeeplus.modules.mediaCapital.program.dao" targetProject="src"> <property name="enableSubPackages" value="true"/> </javaClientGenerator> <!-- 要生成的表 tableName:是数据库中表名或视图名 domainObjectName:是实体类名 schema="数据库用户名" schema如果加上,则生成的mapping文件会有数据库前缀 --> <table tableName="STUDENT" domainObjectName="Student" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false"></table> </context> </generatorConfiguration>
点击run-mybatis-generator.bat运行
或者在该目录打开CMD,运行以下命令:
java -jar mybatis-generator-core-1.3.2.jar -configfile generatorConfig.xml -overwrite