[解決方法]spring-data-mongo構成エラーorg.springframework.beans.factory.BeanCreationException

ネット上のチュートリアルに従って、対応するパッケージをインポートした結果、エラーが発生しました.

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'roleDaoImpl': 
　　Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: 
　　Error creating bean with name 'mongoTemplate': Failed to introspect bean class [org.springframework.data.mongodb.core.MongoTemplate] for lookup method metadata: 
　　could not find class that it depends on; nested exception is java.lang.NoClassDefFoundError: org/springframework/data/util/CloseableIterator
    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:321)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1264)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:553)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483)
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761)
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867)
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
    at org.springframework.context.support.FileSystemXmlApplicationContext.(FileSystemXmlApplicationContext.java:140)
    at org.springframework.context.support.FileSystemXmlApplicationContext.(FileSystemXmlApplicationContext.java:84)
    at tiny.gs.base.AppContext.start(AppContext.java:18)
    at tiny.gs.ServerMain.start(ServerMain.java:14)
    at tiny.gs.ServerMain.main(ServerMain.java:21)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoTemplate': Failed to introspect bean class [org.springframework.data.mongodb.core.MongoTemplate] for lookup method metadata: could not find class that it depends on; nested exception is java.lang.NoClassDefFoundError: org/springframework/data/util/CloseableIterator
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:269)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineConstructorsFromBeanPostProcessors(AbstractAutowireCapableBeanFactory.java:1118)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1091)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:513)
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483)
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202)
    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.autowireResource(CommonAnnotationBeanPostProcessor.java:522)
    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.getResource(CommonAnnotationBeanPostProcessor.java:496)
    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor$ResourceElement.getResourceToInject(CommonAnnotationBeanPostProcessor.java:627)
    at org.springframework.beans.factory.annotation.InjectionMetadata$InjectedElement.inject(InjectionMetadata.java:169)
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:88)
    at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:318)
    ... 15 more
Caused by: java.lang.NoClassDefFoundError: org/springframework/data/util/CloseableIterator
    at java.lang.Class.getDeclaredMethods0(Native Method)
    at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
    at java.lang.Class.getDeclaredMethods(Unknown Source)
    at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:613)
    at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:524)
    at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:510)
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:247)
    ... 29 more
Caused by: java.lang.ClassNotFoundException: org.springframework.data.util.CloseableIterator
    at java.net.URLClassLoader.findClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    ... 36 more

エラーログを観察し、MongoTemplateがfactoryに注入されたときにエラーが発生したことを発見し、xmlを検査して問題がないことを発見し、上の赤い部分を観察し、パッケージの中にorg/springframework/data/util/CloseableIteratorが見つからなかったことを発見した.

　　　　　　　
            <dependency>
                <groupId>org.mongodbgroupId>
                <artifactId>mongo-java-driverartifactId>
                <version>2.11.0version>
            dependency>
            
            <dependency>
                <groupId>org.springframework.datagroupId>
                <artifactId>spring-data-commonsartifactId>
                <version>1.13.6.RELEASEversion>
            dependency>
            <dependency>
                <groupId>org.springframework.datagroupId>
                <artifactId>spring-data-mongodbartifactId>
                <version>1.10.4.RELEASEversion>
            dependency>
            <dependency>
                <groupId>org.springframework.datagroupId>
                <artifactId>spring-data-commons-coreartifactId>
                <version>1.4.1.RELEASEversion>
            dependency>

 
具体的には、[Java]ゲームサーバ構築netty+spring+protobuf
転載先:https://www.cnblogs.com/TinyBobo/p/7850372.html