spring如何解決NoSuchBeanDefinitionException異常問(wèn)題

這篇文章主要講解了“spring如何解決NoSuchBeanDefinitionException異常問(wèn)題”，文中的講解內(nèi)容簡(jiǎn)單清晰，易于學(xué)習(xí)與理解，下面請(qǐng)大家跟著小編的思路慢慢深入，一起來(lái)研究和學(xué)習(xí)“spring如何解決NoSuchBeanDefinitionException異常問(wèn)題”吧！

Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'com.xdja.ea.business.service.INoService' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoMatchingBeanFound(DefaultListableBeanFactory.java:1493) ~[spring-beans-4.3.9.RELEASE.jar:4.3.9.RELEASE] at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1104) ~[spring-beans-4.3.9.RELEASE.jar:4.3.9.RELEASE] at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1066) ~[spring-beans-4.3.9.RELEASE.jar:4.3.9.RELEASE] at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:585) ~[spring-beans-4.3.9.RELEASE.jar:4.3.9.RELEASE] ... 65 common frames omitted

• 一種情況下兩種原因造成的（spring的核心依賴注入）

1. 沒(méi)有添加注解@Service @Resposity 沒(méi)有被掃描到

2. 寫(xiě)接口時(shí)沒(méi)有按照指定規(guī)范書(shū)寫(xiě)，比如：規(guī)定我只掃描以Dao結(jié)尾的接口或者類，但是你偏偏寫(xiě)成了dao（小寫(xiě)的）

感謝各位的閱讀，以上就是“spring如何解決NoSuchBeanDefinitionException異常問(wèn)題”的內(nèi)容了，經(jīng)過(guò)本文的學(xué)習(xí)后，相信大家對(duì)spring如何解決NoSuchBeanDefinitionException異常問(wèn)題這一問(wèn)題有了更深刻的體會(huì)，具體使用情況還需要大家實(shí)踐驗(yàn)證。這里是億速云，小編將為大家推送更多相關(guān)知識(shí)點(diǎn)的文章，歡迎關(guān)注！