Controllers, Services, Repositories – Page 2

Java: Controllers, Services, Repositories

Why is field injection often discouraged in Spring?

How does @Repository contribute to data access isolation?

Why does transaction self-invocation in @Service matter in practice?

Why prefer constructor injection over field injection in Spring?

What happens if a required dependency is missing with constructor injection?

What purpose does a @Configuration class serve in Spring?

How does Spring differentiate between @Repository and @Service annotations?

What are the consequences of using prototype scope in a multi-threaded environment?

Why is @ComponentScan used in a Spring Boot application?

How would you explain a common pitfall of using field injection in an interview?