Unsatisfied dependency expressed through field ‘passwordEncoder‘

最新推荐文章于 2025-04-18 22:21:22 发布

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最新推荐文章于 2025-04-18 22:21:22 发布

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分类专栏： spring Java 文章标签： spring java spring security

本文链接：https://blog.youkuaiyun.com/weixin_42302291/article/details/107529876

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本文介绍了在遇到'Unsatisfied dependency expressed through field 'passwordEncoder''错误时，如何排查和解决问题。通过在BCryptPasswordEncoder上添加@Lazy注解暂时解决了问题，但真正的解决方案是理解Spring MVC和Spring容器的区别，确保在正确的位置声明和注入Bean。

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问题描述：

七月 23, 2020 10:00:40 上午 org.apache.catalina.core.StandardContext listenerStart
严重: Exception sending context initialized event to listener instance of class [org.springframework.web.context.ContextLoaderListener]
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'adminServiceImpl': Unsatisfied dependency expressed through field 'passwordEncoder'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder' 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.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:586)
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:87)
	at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:364)
	at org.springframework

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