question: private < T > void addProvider ( @ NotNull Provider < T > provider ) throws ProviderConflictException { Class < T > type = provider . type ( ) ; Annotation qualifier = provider . getQualifier ( ) ; String key = PokeHelper . makeProviderKey ( type , qualifier ) ; addNewKeyToComponent ( key , this ) ; provider . setComponent ( this ) ; providers . put ( key , provider ) ; }
target:  Add provider to this component and notify the root component this component is managing the provider.