Springboot+gradle+mybatisGenerator逆向生成表结构代码

r囧r小猫 2022-12-26 11:28 198阅读 0赞

# 前言 #

最近在使用gradle，配置generator参数生成表的实体类

--------------------

# 配置如下： #

*  编辑项目根目录下的“build.gradle”文件

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMyMzcwOTEz_size_16_color_FFFFFF_t_70]  
原文件内容如下：

plugins { 
    	id 'org.springframework.boot' version '2.3.6.RELEASE'
    	id 'io.spring.dependency-management' version '1.0.10.RELEASE'
    	id 'java'
    	id 'org.jetbrains.kotlin.jvm' version '1.4.20'
    }
    
    group = 'com.zcw'
    version = '0.0.1-SNAPSHOT'
    sourceCompatibility = '1.8'
    
    configurations { 
    	compileOnly { 
    		extendsFrom annotationProcessor
    	}
    }
    
    repositories { 
    	mavenCentral()
    }
    
    dependencies { 
    	implementation 'org.springframework.boot:spring-boot-starter-amqp'
    	implementation 'org.springframework.boot:spring-boot-starter-web'
    	implementation 'org.mybatis.spring.boot:mybatis-spring-boot-starter:2.1.4'
    	compileOnly 'org.projectlombok:lombok'
    	runtimeOnly 'mysql:mysql-connector-java'
    	annotationProcessor 'org.projectlombok:lombok'
    	testImplementation('org.springframework.boot:spring-boot-starter-test') { 
    		exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
    	}
    	testImplementation 'org.springframework.amqp:spring-rabbit-test'
    	implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
    }
    
    test { 
    	useJUnitPlatform()
    }
    compileKotlin { 
    	kotlinOptions { 
    		jvmTarget = "1.8"
    	}
    }
    compileTestKotlin { 
    	kotlinOptions { 
    		jvmTarget = "1.8"
    	}
    }

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMyMzcwOTEz_size_16_color_FFFFFF_t_70 1]

id "com.arenagod.gradle.MybatisGenerator" version "1.4"

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMyMzcwOTEz_size_16_color_FFFFFF_t_70 2]

compile group: 'org.mybatis.generator', name: 'mybatis-generator-core', version:'1.3.2'

<?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="my" targetRuntime="MyBatis3">
    
            
            <plugin type="org.mybatis.generator.plugins.SerializablePlugin"></plugin>
    
            
            <commentGenerator>
                <property name="suppressAllComments" value="true" />
            </commentGenerator>
    
            
            <jdbcConnection driverClass="com.mysql.jdbc.Driver"
                            connectionURL="jdbc:mysql://127.0.0.1:3306/food"
                            userId="root"
                            password="root">
            </jdbcConnection>
    
            
            
            <javaModelGenerator targetPackage="com.zcw.food.pojo" targetProject="food/src/main/java">
                
                <property name="enableSubPackages" value="true" />
                
                <property name="trimStrings" value="true" />
            </javaModelGenerator>
    
            
            
            <sqlMapGenerator targetPackage="mapper" targetProject="food/src/main/resources">
                
                <property name="enableSubPackages" value="false"/>
            </sqlMapGenerator>
    
            
            
            <javaClientGenerator type="XMLMAPPER" targetPackage="com.zcw.food.dao" targetProject="food/src/main/java">
                
                <property name="enableSubPackages" value="false"/>
            </javaClientGenerator>
    
            
            
            <table schema="food" tableName="order_detail"
                   domainObjectName="order_detail" enableCountByExample="false"
                   enableDeleteByExample="false" enableSelectByExample="false"
                   enableUpdateByExample="false">
            </table>
    
        </context>
    </generatorConfiguration>

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMyMzcwOTEz_size_16_color_FFFFFF_t_70 3]

Execution failed for task ':mbGenerator'.
    > configfile generatorConfig.xml does not exist
    
    * Try:
    Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

上面是我们配置文件加载不到，配置文件路径。

# 查阅其他文章，我单独构建了一个项目，用来逆向代码 #

Build file 'D:\code\gradle-generator\build.gradle' line: 45
    
    A problem occurred evaluating root project 'gradle-generator'.
    > java.lang.NullPointerException (no error message)
    
    * Try:
    Run with --info or --debug option to get more log output. Run with --scan to get full insights.
    
    * Exception is:
    org.gradle.api.GradleScriptException: A problem occurred evaluating root project 'gradle-generator'.
    	at org.gradle.groovy.scripts.internal.DefaultScriptRunnerFactory$ScriptRunnerImpl.run(DefaultScriptRunnerFactory.java:93)
    	at org.gradle.configuration.DefaultScriptPluginFactory$ScriptPluginImpl$2.run(DefaultScriptPluginFactory.java:237)
    	at org.gradle.configuration.ProjectScriptTarget.addConfiguration(ProjectScriptTarget.java:77)
    	at org.gradle.configuration.DefaultScriptPluginFactory$ScriptPluginImpl.apply(DefaultScriptPluginFactory.java:242)
    	at org.gradle.configuration.BuildOperationScriptPlugin$1$1.run(BuildOperationScriptPlugin.java:69)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:402)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:394)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$1.execute(DefaultBuildOperationExecutor.java:165)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:250)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:158)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:92)
    	at org.gradle.internal.operations.DelegatingBuildOperationExecutor.run(DelegatingBuildOperationExecutor.java:31)
    	at org.gradle.configuration.BuildOperationScriptPlugin$1.execute(BuildOperationScriptPlugin.java:66)
    	at org.gradle.configuration.BuildOperationScriptPlugin$1.execute(BuildOperationScriptPlugin.java:63)
    	at org.gradle.configuration.internal.DefaultUserCodeApplicationContext.apply(DefaultUserCodeApplicationContext.java:49)
    	at org.gradle.configuration.BuildOperationScriptPlugin.apply(BuildOperationScriptPlugin.java:63)
    	at org.gradle.configuration.project.BuildScriptProcessor$1.run(BuildScriptProcessor.java:45)
    	at org.gradle.internal.Factories$1.create(Factories.java:26)
    	at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.withMutableState(DefaultProjectStateRegistry.java:245)
    	at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.withMutableState(DefaultProjectStateRegistry.java:226)
    	at org.gradle.configuration.project.BuildScriptProcessor.execute(BuildScriptProcessor.java:42)
    	at org.gradle.configuration.project.BuildScriptProcessor.execute(BuildScriptProcessor.java:26)
    	at org.gradle.configuration.project.ConfigureActionsProjectEvaluator.evaluate(ConfigureActionsProjectEvaluator.java:35)
    	at org.gradle.configuration.project.LifecycleProjectEvaluator$EvaluateProject$1.run(LifecycleProjectEvaluator.java:102)
    	at org.gradle.internal.Factories$1.create(Factories.java:26)
    	at org.gradle.internal.work.DefaultWorkerLeaseService.withLocks(DefaultWorkerLeaseService.java:189)
    	at org.gradle.internal.work.StopShieldingWorkerLeaseService.withLocks(StopShieldingWorkerLeaseService.java:40)
    	at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.withProjectLock(DefaultProjectStateRegistry.java:271)
    	at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.withMutableState(DefaultProjectStateRegistry.java:265)
    	at org.gradle.api.internal.project.DefaultProjectStateRegistry$ProjectStateImpl.withMutableState(DefaultProjectStateRegistry.java:226)
    	at org.gradle.configuration.project.LifecycleProjectEvaluator$EvaluateProject.run(LifecycleProjectEvaluator.java:91)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:402)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:394)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$1.execute(DefaultBuildOperationExecutor.java:165)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:250)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:158)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:92)
    	at org.gradle.internal.operations.DelegatingBuildOperationExecutor.run(DelegatingBuildOperationExecutor.java:31)
    	at org.gradle.configuration.project.LifecycleProjectEvaluator.evaluate(LifecycleProjectEvaluator.java:63)
    	at org.gradle.api.internal.project.DefaultProject.evaluate(DefaultProject.java:707)
    	at org.gradle.api.internal.project.DefaultProject.evaluate(DefaultProject.java:143)
    	at org.gradle.execution.TaskPathProjectEvaluator.configure(TaskPathProjectEvaluator.java:36)
    	at org.gradle.execution.TaskPathProjectEvaluator.configureHierarchy(TaskPathProjectEvaluator.java:62)
    	at org.gradle.configuration.DefaultProjectsPreparer.prepareProjects(DefaultProjectsPreparer.java:61)
    	at org.gradle.configuration.BuildOperatingFiringProjectsPreparer$ConfigureBuild.run(BuildOperatingFiringProjectsPreparer.java:52)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:402)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:394)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$1.execute(DefaultBuildOperationExecutor.java:165)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:250)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:158)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:92)
    	at org.gradle.internal.operations.DelegatingBuildOperationExecutor.run(DelegatingBuildOperationExecutor.java:31)
    	at org.gradle.configuration.BuildOperatingFiringProjectsPreparer.prepareProjects(BuildOperatingFiringProjectsPreparer.java:40)
    	at org.gradle.initialization.DefaultGradleLauncher.prepareProjects(DefaultGradleLauncher.java:218)
    	at org.gradle.initialization.DefaultGradleLauncher.doClassicBuildStages(DefaultGradleLauncher.java:155)
    	at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:140)
    	at org.gradle.initialization.DefaultGradleLauncher.executeTasks(DefaultGradleLauncher.java:120)
    	at org.gradle.internal.invocation.GradleBuildController$1.create(GradleBuildController.java:74)
    	at org.gradle.internal.invocation.GradleBuildController$1.create(GradleBuildController.java:67)
    	at org.gradle.internal.work.DefaultWorkerLeaseService.withLocks(DefaultWorkerLeaseService.java:189)
    	at org.gradle.internal.work.StopShieldingWorkerLeaseService.withLocks(StopShieldingWorkerLeaseService.java:40)
    	at org.gradle.internal.invocation.GradleBuildController.doBuild(GradleBuildController.java:67)
    	at org.gradle.internal.invocation.GradleBuildController.run(GradleBuildController.java:56)
    	at org.gradle.tooling.internal.provider.runner.ClientProvidedPhasedActionRunner.run(ClientProvidedPhasedActionRunner.java:60)
    	at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
    	at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
    	at org.gradle.launcher.exec.BuildOutcomeReportingBuildActionRunner.run(BuildOutcomeReportingBuildActionRunner.java:63)
    	at org.gradle.tooling.internal.provider.ValidatingBuildActionRunner.run(ValidatingBuildActionRunner.java:32)
    	at org.gradle.launcher.exec.BuildCompletionNotifyingBuildActionRunner.run(BuildCompletionNotifyingBuildActionRunner.java:39)
    	at org.gradle.launcher.exec.RunAsBuildOperationBuildActionRunner$3.call(RunAsBuildOperationBuildActionRunner.java:51)
    	at org.gradle.launcher.exec.RunAsBuildOperationBuildActionRunner$3.call(RunAsBuildOperationBuildActionRunner.java:45)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$CallableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:416)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$CallableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:406)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor$1.execute(DefaultBuildOperationExecutor.java:165)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:250)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:158)
    	at org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:102)
    	at org.gradle.internal.operations.DelegatingBuildOperationExecutor.call(DelegatingBuildOperationExecutor.java:36)
    	at org.gradle.launcher.exec.RunAsBuildOperationBuildActionRunner.run(RunAsBuildOperationBuildActionRunner.java:45)
    	at org.gradle.launcher.exec.InProcessBuildActionExecuter$1.transform(InProcessBuildActionExecuter.java:50)
    	at org.gradle.launcher.exec.InProcessBuildActionExecuter$1.transform(InProcessBuildActionExecuter.java:47)
    	at org.gradle.composite.internal.DefaultRootBuildState.run(DefaultRootBuildState.java:80)
    	at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:47)
    	at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:31)
    	at org.gradle.launcher.exec.BuildTreeScopeBuildActionExecuter.execute(BuildTreeScopeBuildActionExecuter.java:42)
    	at org.gradle.launcher.exec.BuildTreeScopeBuildActionExecuter.execute(BuildTreeScopeBuildActionExecuter.java:28)
    	at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:78)
    	at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:52)
    	at org.gradle.tooling.internal.provider.SubscribableBuildActionExecuter.execute(SubscribableBuildActionExecuter.java:60)
    	at org.gradle.tooling.internal.provider.SubscribableBuildActionExecuter.execute(SubscribableBuildActionExecuter.java:38)
    	at org.gradle.tooling.internal.provider.SessionScopeBuildActionExecuter.execute(SessionScopeBuildActionExecuter.java:68)
    	at org.gradle.tooling.internal.provider.SessionScopeBuildActionExecuter.execute(SessionScopeBuildActionExecuter.java:38)
    	at org.gradle.tooling.internal.provider.GradleThreadBuildActionExecuter.execute(GradleThreadBuildActionExecuter.java:37)
    	at org.gradle.tooling.internal.provider.GradleThreadBuildActionExecuter.execute(GradleThreadBuildActionExecuter.java:26)
    	at org.gradle.tooling.internal.provider.ParallelismConfigurationBuildActionExecuter.execute(ParallelismConfigurationBuildActionExecuter.java:43)
    	at org.gradle.tooling.internal.provider.ParallelismConfigurationBuildActionExecuter.execute(ParallelismConfigurationBuildActionExecuter.java:29)
    	at org.gradle.tooling.internal.provider.StartParamsValidatingActionExecuter.execute(StartParamsValidatingActionExecuter.java:60)
    	at org.gradle.tooling.internal.provider.StartParamsValidatingActionExecuter.execute(StartParamsValidatingActionExecuter.java:32)
    	at org.gradle.tooling.internal.provider.SessionFailureReportingActionExecuter.execute(SessionFailureReportingActionExecuter.java:55)
    	at org.gradle.tooling.internal.provider.SessionFailureReportingActionExecuter.execute(SessionFailureReportingActionExecuter.java:41)
    	at org.gradle.tooling.internal.provider.SetupLoggingActionExecuter.execute(SetupLoggingActionExecuter.java:48)
    	at org.gradle.tooling.internal.provider.SetupLoggingActionExecuter.execute(SetupLoggingActionExecuter.java:32)
    	at org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:68)
    	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:39)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:29)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:35)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.create(ForwardClientInput.java:78)
    	at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.create(ForwardClientInput.java:75)
    	at org.gradle.util.Swapper.swap(Swapper.java:38)
    	at org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:75)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.LogAndCheckHealth.execute(LogAndCheckHealth.java:55)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:63)
    	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:82)
    	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)
    	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)
    	at org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:52)
    	at org.gradle.launcher.daemon.server.DaemonStateCoordinator$1.run(DaemonStateCoordinator.java:297)
    	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
    	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
    	at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:56)
    Caused by: java.lang.NullPointerException
    	at build_5566xlx7btaz997zah2qcubx6$_run_closure6.doCall(D:\code\gradle-generator\build.gradle:45)
    	at org.gradle.util.ClosureBackedAction.execute(ClosureBackedAction.java:71)
    	at org.gradle.util.ConfigureUtil.configureTarget(ConfigureUtil.java:154)
    	at org.gradle.util.ConfigureUtil.configureSelf(ConfigureUtil.java:130)
    	at org.gradle.api.internal.AbstractTask.configure(AbstractTask.java:597)
    	at org.gradle.api.internal.project.DefaultProject.task(DefaultProject.java:1256)
    	at org.gradle.internal.metaobject.BeanDynamicObject$MetaClassAdapter.invokeMethod(BeanDynamicObject.java:483)
    	at org.gradle.internal.metaobject.BeanDynamicObject.tryInvokeMethod(BeanDynamicObject.java:195)
    	at org.gradle.internal.metaobject.CompositeDynamicObject.tryInvokeMethod(CompositeDynamicObject.java:98)
    	at org.gradle.internal.extensibility.MixInClosurePropertiesAsMethodsDynamicObject.tryInvokeMethod(MixInClosurePropertiesAsMethodsDynamicObject.java:34)
    	at org.gradle.groovy.scripts.BasicScript$ScriptDynamicObject.tryInvokeMethod(BasicScript.java:134)
    	at org.gradle.internal.metaobject.AbstractDynamicObject.invokeMethod(AbstractDynamicObject.java:163)
    	at org.gradle.groovy.scripts.BasicScript.invokeMethod(BasicScript.java:83)
    	at build_5566xlx7btaz997zah2qcubx6.run(D:\code\gradle-generator\build.gradle:42)
    	at org.gradle.groovy.scripts.internal.DefaultScriptRunnerFactory$ScriptRunnerImpl.run(DefaultScriptRunnerFactory.java:91)
    	... 128 more

# build.gradle配置文件内容： #

plugins { 
        id 'java'
    }
    
    group 'com.zcw'
    version '1.0-SNAPSHOT'
    
    repositories { 
        mavenCentral()
    }
    
    dependencies { 
        testCompile group: 'junit', name: 'junit', version: '4.12'
    }
    //添加mybatisGenerator
    configurations { 
        mybatisGenerator
    }
    dependencies { 
        //mybatis逆向工程，这样配置好像不会放到Libraries下面
        mybatisGenerator 'org.mybatis.generator:mybatis-generator-core:1.3.5'
        //版本过高，会出现很多问题，嫌麻烦可以降低
        mybatisGenerator 'mysql:mysql-connector-java:8.0.16'
        //下面这个包注释掉了，并没有发现有什么用
        //mybatisGenerator 'tk.mybatis:mapper:3.3.9'
        //所以我又在下面用compile引入了一遍
        //mybatisGenerator
        compile group: 'org.mybatis.generator', name: 'mybatis-generator-core', version: '1.3.5'
        //mysql jdbc
        compile group: 'mysql', name: 'mysql-connector-java', version: '8.0.16'
    }
    
    
    def getDbProperties = { 
        def properties = new Properties()
        file("src/main/resources/application.properties").withInputStream {  inputStream ->
            properties.load(inputStream)
        }
        properties
    }
    //这里没有写>>符号
    task mybatisGenerator  { 
        def properties = getDbProperties()
        ant.properties['targetProject'] = projectDir.path
        ant.properties['driverClass'] = properties.getProperty("jdbc.driverClassName")
        ant.properties['connectionURL'] = properties.getProperty("jdbc.url")
        ant.properties['userId'] = properties.getProperty("jdbc.username")
        ant.properties['password'] = properties.getProperty("jdbc.password")
        ant.properties['src_main_java'] = sourceSets.main.java.srcDirs[0].path
        ant.properties['src_main_resources'] = sourceSets.main.resources.srcDirs[0].path
        ant.properties['modelPackage'] = properties.getProperty("package.model")
        ant.properties['mapperPackage'] = properties.getProperty("package.mapper")
        ant.properties['sqlMapperPackage'] = properties.getProperty("package.xml")
        ant.taskdef(
                name: 'mbgenerator',
                classname: 'org.mybatis.generator.ant.GeneratorAntTask',
                classpath: configurations.mybatisGenerator.asPath
        )
        ant.mbgenerator(overwrite: true,
                configfile: 'src/main/resources/generatorConfig.xml', verbose: true) { 
            propertyset { 
                propertyref(name: 'targetProject')
                propertyref(name: 'userId')
                propertyref(name: 'driverClass')
                propertyref(name: 'connectionURL')
                propertyref(name: 'password')
                propertyref(name: 'src_main_java')
                propertyref(name: 'src_main_resources')
                propertyref(name: 'modelPackage')
                propertyref(name: 'mapperPackage')
                propertyref(name: 'sqlMapperPackage')
            }
        }
    }

# generatorConfig.xml #

# application.properties #

# JDBC 驱动类名
    jdbc.driverClassName=com.mysql.cj.jdbc.Driver
    # JDBC URL: jdbc:mysql:// + 数据库主机地址 + 端口号 + 数据库名
    jdbc.url=jdbc:mysql://127.0.0.1:3306/food?characterEncoding=utf8&useSSL=true&serverTimezone=Asia/Shanghai&zeroDateTimeBehavior=CONVERT_TO_NULL
    # JDBC 用户名及密码
    jdbc.username=root
    jdbc.password=root
    
    # 生成实体类所在的包
    package.model=com.zcw.model
    # 生成 mapper 类所在的包
    package.mapper=com.zcw.mapper
    # 生成 mapper xml 文件所在的包，默认存储在 resources 目录下
    package.xml=mapper

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMyMzcwOTEz_size_16_color_FFFFFF_t_70 4]

# 源码位置： #

[https://github.com/cunweizhao/gradle-generator][https_github.com_cunweizhao_gradle-generator]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzMyMzcwOTEz_size_16_color_FFFFFF_t_70]: /images/20221120/3fe6bbfe31cc4650819913f9358d173b.png
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[https_github.com_cunweizhao_gradle-generator]: https://github.com/cunweizhao/gradle-generator