spring 一个命名规则-白红宇

spring 一个命名规则

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发布时间：2019-05-15

本文共 2428 字，大约阅读时间需要 8 分钟。

问题:

Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'daoCaller' defined in file [G:/workspace/Spring2/applicationContext.xml]: Initialization of bean failed; nested exception is org.springframework.beans.InvalidPropertyException: Invalid property 'iDao' of bean class [caller.DaoCaller]: No property 'iDao' found

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:478)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)

at java.security.AccessController.doPrivileged(Native Method)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)

at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)

at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:220)

at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)

at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)

at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)

at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:881)

at test.Test.main(Test.java:11)

Caused by: org.springframework.beans.InvalidPropertyException: Invalid property 'iDao' of bean class [caller.DaoCaller]: No property 'iDao' found

at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:382)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1287)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1248)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1008)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:470)

... 10 more

解决方案:

我的代码写的没问题,只是属性命名有点问题,命名规则：原来好像是spring的命名规定第一个大写字母前必须有不少于2个的小写字母。所以换个名字就好了

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