SSM使用pom自动生成model,mapper.mapper.xml文件_ssm框架里的mapper.xml文件是怎么生成的-优快云博客

本文链接：https://blog.youkuaiyun.com/qq_41249892/article/details/88824719

本文介绍了如何在SSM项目中通过配置pom.xml文件和mybatis-generator插件，来实现自动创建Model、Mapper及对应的mapper.xml文件。通过在IDE中运行Maven Build任务，输入目标为mybatis-generator:generate，可以便捷地生成这些必要的代码文件。

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导入所需要的pom依赖

额外配置文件

 <build>
        <finalName>test</finalName>
        <pluginManagement> 
        <plugins>
            <plugin>
                <groupId>org.mybatis.generator</groupId>
                <artifactId>mybatis-generator-maven-plugin</artifactId>
                <version>1.3.2</version>
                <configuration>
                    <configurationFile>src/main/resources/generatorConfig.xml</configurationFile>
                    <verbose>true</verbose>
                    <overwrite>true</overwrite>
                </configuration>
                <executions>
                    <execution>
                        <id>Generate MyBatis Artifacts</id>
                        <goals>
                            <goal>generate</goal>
                        </goals>
                    </execution>
                </executions>
                <dependencies>
                    <dependency>
                        <groupId>org.mybatis.generator</groupId>
                        <artifactId>mybatis-generator-core</artifactId>
                        <version>1.3.2</version>
                    </dependency>
                    <dependency>
                        <groupId>mysql</groupId>
                        <artifactId>mysql-connector-java</artifactId>
                        <version>5.1.40</version>
                        <scope>runtime</scope>
                    </dependency>
                </dependencies>
            </plugin>
        </plugins>
        </pluginManagement> 
    </build>

配置文件

<?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>
	<!-- <classPathEntry location="E:/maven/repository/mysql/mysql-connector-java/5.1.40/mysql-connector-java-5.1.40.jar"/> -->
	<context id="my" targetRuntime="MyBatis3">
		<commentGenerator>
			<property name="suppressDate" value="false" />
			<property name="suppressAllComments" value="true" />
		</commentGenerator>
		<!--数据库连接  -->
		<jdbcConnection driverClass="com.mysql.jdbc.Driver"
			connectionURL="jdbc:mysql://127.0.0.1:3306/test" userId="root"
			password="admin" />
			<!-- 实体类 -->
		<javaModelGenerator targetPackage="com.qjy.model"
			targetProject="F:/eclipse/eclipse-workspace/test/src/main/java">
			<property name="enableSubPackages" value="true" />
			<property name="trimStrings" value="true" />
		</javaModelGenerator>
		<!-- mapper文件 -->
		<sqlMapGenerator targetPackage="com.qjy.mapping"
			targetProject="F:/eclipse/eclipse-workspace/test/src/main/java">
			<property name="enableSubPackages" value="true" />
		</sqlMapGenerator>
	<!--  mapper映射-->
		<javaClientGenerator targetPackage="com.qjy.dao"
			targetProject="F:/eclipse/eclipse-workspace/test/src/main/java" type="XMLMAPPER">
			<property name="enableSubPackages" value="true" />
		</javaClientGenerator>
		<!-- 数据库表名tableName   实体类表名domainObjectName -->
		<table tableName="student" domainObjectName="Student"></table>
		<table tableName="teacher" domainObjectName="Teacher"></table>
		<table tableName="statistics" domainObjectName="Statistics"></table>

	</context>
</generatorConfiguration>

文件右键Run As ->Maven build…
在goals中填入mybatis-generator:generate，然后点击Run