Spring Boot - Spring Annotations
Why is it recommended to use @Service and @Repository annotations instead of just @Component in a Spring Boot application?
Why is it recommended to use @Service and @Repository annotations instead of just @Component in a Spring Boot application?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand semantic annotations
@Service and @Repository add meaning to the code, clarifying roles.Step 2: Recognize special features
@Repository enables exception translation; @Service clarifies business logic layer.Final Answer:
They provide additional semantic meaning and enable specific features like exception translation -> Option AQuick Check:
Semantic meaning + features = use @Service/@Repository [OK]
Quick Trick: Use specific stereotypes for clarity and extra Spring features [OK]
Common Mistakes:
- Thinking they improve performance
- Expecting automatic REST generation
- Believing they are mandatory for startup
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