question: returns true if any type listeners are installed . other code may take shortcuts when there are n't any type listeners . concode_field_sep FailableCache<TypeLiteral<?>,MembersInjectorImpl<?>> cache concode_elem_sep InjectorImpl injector concode_elem_sep List<TypeListenerBinding> typeListenerBindings concode_field_sep MembersInjectorImpl<T> createWithListeners concode_elem_sep MembersInjectorImpl<T> get concode_elem_sep MembersInjectorImpl<?> create concode_elem_sep List<SingleMemberInjector> getInjectors
target: boolean function ( ) { return ! typeListenerBindings . isEmpty ( ) ; }