Original link: https://www.lifengdi.com/archives/transport/3890
The two annotations @Resource and @Autowired are used to implement Bean dependency injection in the Spring ecosystem. Let’s talk about the two annotations @Autowired and @Resource respectively. Flashed [@Autowired’s role detailed explanation] a few words. First of all, @Autowired is an annotation provided in Spring. By default, Bean dependency injection is implemented according to the type. There is a required attribute in the @Autowired annotation. The default value is true, which means that the injection of the bean instance is mandatory. When the application starts, if the corresponding type of bean does not exist in the IOC container, an error will be reported. certainly, […]
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