解决Spring配置中Service与DAO接口使用错误导致的TypeMismatchException-优快云博客

本文链接：https://blog.youkuaiyun.com/jhe123456/article/details/83976854

本文详细介绍了在使用Spring框架进行应用开发时，遇到的将Service接口误配置为DAO接口导致的TypeMismatchException错误，并提供了具体的解决方案。通过实例分析，读者可以了解到错误产生的根本原因及如何正确配置Service和DAO接口，避免类似问题的发生。

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1.spring 配置service 和dao的时候碰到以下bug， Failed to convert property value of type，原因是因为DAO的实现接口写错了，写成了service 的接口实现，所以报了以下错误。标记~~

Error creating bean with name 'clbdbjService' defined in ServletContext resource [/WEB-INF/classes/config/spring/publicsystem-service.xml]: Initialization of bean failed; nested exception is org.springframework.beans.TypeMismatchException: Failed to convert property value of type [$Proxy2 implementing com.aisino2.publicsystem.service.IClbjbdService,org.springframework.context.ApplicationContextAware,org.springframework.beans.factory.InitializingBean,org.springframework.aop.SpringProxy,org.springframework.aop.framework.Advised] to required type [com.aisino2.publicsystem.dao.IClbdbjDao] for property 'clbdbjDao'; nested exception is java.lang.IllegalArgumentException: Cannot convert value of type [$Proxy2 implementing com.aisino2.publicsystem.service.IClbjbdService,org.springframework.context.ApplicationContextAware,org.springframework.beans.factory.InitializingBean,org.springframework.aop.SpringProxy,org.springframework.aop.framework.Advised] to required type [com.aisino2.publicsystem.dao.IClbdbjDao] for property 'clbdbjDao': no matching editors or conversion strategy found

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