为什么服务不接受服务实施？

Question

this is my service:

this is my service implementation:

@Service
public class CategoryServiceImpl implements CategoryService {

    @Autowired()
    private CategoryRepo categoryRepo;
    

}

and this is the output result:

Description:

Field categoryRepo in com.example.demo.services.impl.CategoryServiceImpl required a bean of type 'com.example.demo.repositories.CategoryRepo' that could not be found.

The injection point has the following annotations:
    - @org.springframework.beans.factory.annotation.Autowired(required=true)


Action:

Consider defining a bean of type 'com.example.demo.repositories.CategoryRepo' in your configuration.

Answer 1

For defining your CategoryRepo as a bean it should extend CrudRepository

Answer 2

The repo which you've defined in your code must extend JpaRepsitory. Inorder, to qualify it as a been and for better understanding of your please share your Repository file once here.