October 2017
Intermediate to advanced
396 pages
10h 2m
English
Content preview from Spring 5 Design Patterns
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Load bean definitions
In this step, all the configuration files--@Configuration classes or XML files-are processed. For Annotation-based configuration, all the classes annotated with @Components are scanned to load the bean definitions. All XML files are parsed, and the bean definitions are added to a BeanFactory. Each bean is indexed under its id. Spring provides multiple BeanFactoryPostProcessor beans, so, it is invoked to resolve runtime dependencies such as reading values from external property files. In a Spring application, BeanFactoryPostProcessor can modify the definition of any bean. The following diagram describes this step:
As shown ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.