- import java.io.File;
- import java.io.IOException;
- 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.XMLParserException;
- import org.mybatis.generator.internal.DefaultShellCallback;
- public class GeneratorSqlmap {
- public void generator() throws Exception {
- List < String > warnings = new ArrayList < String > ();
- boolean overwrite = true;
- //指定 逆向工程配置文件
- File configFile = new File("generatorConfig.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);
- }
- public static void main(String[] args) throws Exception {
- try {
- GeneratorSqlmap generatorSqlmap = new GeneratorSqlmap();
- generatorSqlmap.generator();
- } catch(Exception e) {
- e.printStackTrace();
- }
- }
- }
- <?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="testTables" 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/mybatis"
- userId="root" password="123456">
- </jdbcConnection>
- <!-- <jdbcConnection driverClass="oracle.jdbc.OracleDriver" connectionURL="jdbc:oracle:thin:@127.0.0.1:1521:yycg"
- userId="yycg" password="yycg">
- </jdbcConnection> -->
- <!-- 默认false,把JDBC DECIMAL 和 NUMERIC 类型解析为 Integer,为 true时把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="com.kaisens.mybatis.po" targetProject=".\src">
- <!-- enableSubPackages:是否让schema作为包的后缀 -->
- <property name="enableSubPackages" value="false" />
- <!-- 从数据库返回的值被清理前后的空格 -->
- <property name="trimStrings" value="true" />
- </javaModelGenerator>
- <!-- targetProject:mapper映射文件生成的位置 -->
- <sqlMapGenerator targetPackage="com.kaisens.mybatis.mapper" targetProject=".\src">
- <!-- enableSubPackages:是否让schema作为包的后缀 -->
- <property name="enableSubPackages" value="false" />
- </sqlMapGenerator>
- <!-- targetPackage:mapper接口生成的位置 -->
- <javaClientGenerator type="XMLMAPPER" targetPackage="com.kaisens.mybatis.mapper"
- targetProject=".\src">
- <!-- enableSubPackages:是否让schema作为包的后缀 -->
- <property name="enableSubPackages" value="false" />
- </javaClientGenerator>
- <!-- 指定数据库表 -->
- <table tableName="items">
- </table>
- <table tableName="orders">
- </table>
- <table tableName="orderdetail">
- </table>
- <table tableName="user">
- </table>
- <!-- <table schema="" tableName="sys_user"></table>
- <table schema="" tableName="sys_role"></table>
- <table schema="" tableName="sys_permission"></table>
- <table schema="" tableName="sys_user_role"></table>
- <table schema="" tableName="sys_role_permission"></table> -->
- <!-- 有些表的字段需要指定java类型 <table schema="" tableName="">
- <columnOverride column="" javaType="" />
- </table> -->
- </context>
- </generatorConfiguration>
运行 GeneratorSqlmap.java 文件中的 main 方法生成文件到指定包下
需要的 jar 包
mybatis-3.2.3.jar
mybatis-generator-core-1.3.2.jar
mysql-connector-java-5.1.28-bin.jar
ojdbc14.jar
学习笔记
来源: http://blog.csdn.net/kaisens/article/details/78797125