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2 maj 2022 · Spring Annotations allow us to configure dependencies and implement dependency injection through java programs. Those are used to provide supplemental information about a program. It does not have a direct effect on the operation of the code they annotate.
In this article, we will quickly discuss how to develop a simple Spring boot application using Java-based configuration. We use @Configuration and @Bean annotations to develop a spring boot standalone in-memory application.
This article illustrated how to implement and configure a REST Service using Spring and Java-based configuration. In the next articles in the series, we’ll focus on Discoverability of the API, advanced content negotiation, and working with additional representations of a Resource.
In this article, we will use @Configuration, @Bean and @Import annotations to demonstrate Spring Java-based configuration example. Let's create AppConfiguration and AppConfiguration2 Java classes and annotated with @Configuration annotation.
These are just a few examples of the automatic configuration Spring Boot provides. At the same time, Spring Boot does not get in your way. For example, if Thymeleaf is on your path, Spring Boot automatically adds a SpringTemplateEngine to your application context.
Spring’s Java-based configuration feature lets you compose annotations, which can reduce the complexity of your configuration.
@Configuration is a class-level annotation indicating that an object is a source of bean definitions. @Configuration classes declare beans through @Bean -annotated methods. Calls to @Bean methods on @Configuration classes can also be used to define inter-bean dependencies.
