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Answer by Lova Chittumuri for What's the difference between @Component,...

Difference between @Component, @Repository, @Controller & @Service annotations @Component – generic and can be used across application. @Service – annotate classes at service layer level....

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Answer by Patel Romil for What's the difference between @Component,...

Good enough answers are here to explain the whats-the-difference-between-component-repository-service-annotations. I would like to share the difference between @Controller & @RestController...

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Answer by Mohamed Sweelam for What's the difference between @Component,...

In order to simplify this illustration, let us consider technicality by use case, These annotations are used to be injected and as I said literally "Used to be injected" , that mean, if you know how to...

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Answer by Maria Karpikova for What's the difference between @Component,...

Repository and Service are children of Component annotation. So, all of them are Component. Repository and Service just expand it. How exactly? Service has only ideological difference: we use it for...

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Answer by siddartha kamble for What's the difference between @Component,...

@component @controller @Repository @service @RestController These are all StereoType annotations.this are usefull for the making our classes as spring beans in ioc container,

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Answer by Brajesh for What's the difference between @Component, @Repository &...

In spring framework provides some special type of annotations,called stereotype annotations. These are following:- @RestController- Declare at controller level. @Controller – Declare at controller...

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Answer by UHDante for What's the difference between @Component, @Repository &...

@Component, @ Repository, @ Service, @Controller: @Component is a generic stereotype for the components managed by Spring @Repository, @Service, and @Controller are @Component specializations for more...

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Answer by Jeevan Patil for What's the difference between @Component,...

Explanation of stereotypes : @Service - Annotate all your service classes with @Service. This layer knows the unit of work. All your business logic will be in Service classes. Generally methods of...

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Answer by Anil Nivargi for What's the difference between @Component,...

Annotate other components with @Component, for example REST Resource classes. @Component public class AdressComp{ ....... ...//some code here } @Component is a generic stereotype for any Spring managed...

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Answer by Arun Raaj for What's the difference between @Component, @Repository...

@Component: you annotate a class @Component, it tells hibernate that it is a Bean. @Repository: you annotate a class @Repository, it tells hibernate it is a DAO class and treat it as DAO class. Means...

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Answer by Yogendra123 for What's the difference between @Component,...

Technically @Controller, @Service, @Repository are all same. All of them extends @Component. From the Spring source code: Indicates that an annotated class is a "component". Such classes are considered...

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Answer by Bharath for What's the difference between @Component, @Repository &...

A @Service to quote spring documentation, Indicates that an annotated class is a "Service", originally defined by Domain-Driven Design (Evans, 2003) as "an operation offered as an interface that stands...

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Answer by Amol Dixit for What's the difference between @Component,...

@Component is the top level generic annotation which makes the annotated bean to be scanned and available in the DI container @Repository is specialized annotation and it brings the feature of...

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Answer by Raman Sahasi for What's the difference between @Component,...

As many of the answers already state what these annotations are used for, we'll here focus on some minor differences among them. First the Similarity First point worth highlighting again is that with...

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Answer by Quan Nguyen for What's the difference between @Component,...

In Spring 4, latest version: The @Repository annotation is a marker for any class that fulfills the role or stereotype of a repository (also known as Data Access Object or DAO). Among the uses of this...

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Answer by Alireza Fattahi for What's the difference between @Component,...

We can answer this according to java standard Referring to JSR-330, which is now supported by spring, you can only use @Named to define a bean (Somehow @Named=@Component). So according to this...

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Answer by hardeep thakur for What's the difference between @Component,...

Spring provides four different types of auto component scan annotations, they are @Component, @Service, @Repository and @Controller. Technically, there is no difference between them, but every auto...

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Answer by tech.yenduri for What's the difference between @Component,...

There is no difference between @Component,@Service,@Controller,@Repository. @Component is the Generic annotation to represent the component of our MVC. But there will be several components as part of...

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Answer by Anil Amane for What's the difference between @Component,...

all these annotations are type of stereo type type of annotation,the difference between these three annotations are If we add the @Component then it tells the role of class is a component class it...

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Answer by atish shimpi for What's the difference between @Component,...

@Repository @Service and @Controller are serves as specialization of @Component for more specific use on that basis you can replace @Service to @Component but in this case you loose the specialization....

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