What a Spring Boot Annotation Actually Do

A Spring Boot annotation is essentially a label or a form of metadata placed above a Java class to instruct the Spring Framework on what tasks to perform in the background. Simply put, in the past, configuring the Spring Framework required writing large, complex XML files. Spring Boot has eliminated that hassle through the use of annotations. You simply place an annotation—prefixed with an '@' symbol—above a class, and the Spring Framework automatically handles tasks like object creation and management in the background. Here is a simple explanation of how these annotations actually work behin