• Mybatis-generator生成器的使用


    1.pom依赖

    <?xml version="1.0" encoding="UTF-8"?>
    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
        <modelVersion>4.0.0</modelVersion>
        <parent>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-parent</artifactId>
            <version>2.1.7.RELEASE</version>
            <relativePath/> <!-- lookup parent from repository -->
        </parent>
        <groupId>com.qingfeng</groupId>
        <artifactId>mall_pay</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <name>mall_pay</name>
        <description>Demo project for Spring Boot</description>
    
        <properties>
            <java.version>1.8</java.version>
        </properties>
    
        <dependencies>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-web</artifactId>
            </dependency>
            <!--mybatis-->
            <dependency>
                <groupId>org.mybatis.spring.boot</groupId>
                <artifactId>mybatis-spring-boot-starter</artifactId>
                <version>2.1.0</version>
            </dependency>
            <!--mysql-->
            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
            </dependency>
    
            <!--lombok-->
            <dependency>
                <groupId>org.projectlombok</groupId>
                <artifactId>lombok</artifactId>
            </dependency>
    
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-test</artifactId>
                <scope>test</scope>
            </dependency>
        </dependencies>
    
        <build>
            <plugins>
                <plugin>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                </plugin>
    
                <plugin>
                    <groupId>org.mybatis.generator</groupId>
                    <artifactId>mybatis-generator-maven-plugin</artifactId>
                    <version>1.3.7</version>
                    <configuration>
                        <overwrite>true</overwrite>
                    </configuration>
                </plugin>
    
            </plugins>
            <finalName>mall</finalName>
        </build>
    
    </project>
    

      

    2.generatorConfig.xml文件

    <?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>
        <!--这里是自己本地的repository仓库的mysql-connector-java-5.1.34.jar的位置,根据不同修改-->
        <classPathEntry location="E:JavaToolPathmavenapache-maven-3.5.4
    epositorymysqlmysql-connector-java5.1.38mysql-connector-java-5.1.38.jar"/>
        <context id="test" targetRuntime="MyBatis3">
            <!-- 一些工具 -->
           <!-- <plugin type="org.mybatis.generator.plugins.EqualsHashCodePlugin"></plugin>-->
            <plugin type="org.mybatis.generator.plugins.SerializablePlugin"></plugin>
            <!--<plugin type="org.mybatis.generator.plugins.ToStringPlugin"></plugin>-->
            <commentGenerator>
                <!-- 是否去除自动生成的注释 true:是 : false:否 -->
                <property name="suppressAllComments" value="true" />
            </commentGenerator>
            <!--数据库链接 参数 -->
            <jdbcConnection driverClass="com.mysql.jdbc.Driver"
                            connectionURL="jdbc:mysql://localhost:3306/mall_pay" userId="root"
                            password="wangqing">
            </jdbcConnection>
            <javaTypeResolver>
                <!-- 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 -->
                <property name="forceBigDecimals" value="false" />
            </javaTypeResolver>
            <!-- 生成模型的包名和位置 -->
            <javaModelGenerator targetPackage="com.qingfeng.mall_pay.pojo"
                                targetProject="src/main/java">
                <!-- 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>
            <!-- 生成映射文件的包名和位置 -->
            <sqlMapGenerator targetPackage="mappers"
                             targetProject="src/main/resources">
                <property name="enableSubPackages" value="true" />
            </sqlMapGenerator>
            <!-- 生成DAO的包名和位置 -->
            <javaClientGenerator type="XMLMAPPER"
                                 targetPackage="com.qingfeng.mall_pay.dao" targetProject="src/main/java">
                <property name="enableSubPackages" value="true" />
            </javaClientGenerator>
    
            <!-- 要生成哪些表 -->
            <table tableName="tb_user" domainObjectName="User" enableCountByExample="false" enableDeleteByExample="false" enableSelectByExample="false" enableUpdateByExample="false"/>
    
        </context>
    </generatorConfiguration>
    

    3.运行

    5.运行成功

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  • 原文地址:https://www.cnblogs.com/Amywangqing/p/13922870.html
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