# File lib/tapkit/access/entity.rb, line 211
                def qualifier_for_primary_key?( qualifier )
                        case qualifier
                        when KeyValueQualifier
                                _key_qualifier_for_primary_key? qualifier
                        when AndQualifier, OrQualifier
                                _and_or_qualifier_for_primary_key? qualifier
                        else
                                false
                        end
                end