gets all the create-xxx sub-command handlers . concode_field_sep HelpSubCommandHandler helpHandler concode_elem_sep SortedSet<GetPropSubCommandHandler> getPropHandlers concode_elem_sep Visitor visitor concode_elem_sep SortedSet<ListSubCommandHandler> listHandlers concode_elem_sep SubCommandArgumentParser parser concode_elem_sep SortedSet<SubCommandHandler> allHandlers concode_elem_sep ArgumentException exception concode_elem_sep SortedSet<SetPropSubCommandHandler> setPropHandlers concode_elem_sep SortedSet<DeleteSubCommandHandler> deleteHandlers concode_elem_sep SortedSet<CreateSubCommandHandler<?,?>> createHandlers concode_field_sep SortedSet<SetPropSubCommandHandler> getSetPropSubCommandHandlers concode_elem_sep SortedSet<SubCommandHandler> getAllSubCommandHandlers concode_elem_sep void processRelation concode_elem_sep void processRelation concode_elem_sep void processRelation concode_elem_sep void processRelation concode_elem_sep Void visitSet concode_elem_sep void processPath concode_elem_sep SortedSet<DeleteSubCommandHandler> getDeleteSubCommandHandlers concode_elem_sep Void visitInstantiable concode_elem_sep Void visitSingleton concode_elem_sep SortedSet<GetPropSubCommandHandler> getGetPropSubCommandHandlers concode_elem_sep SortedSet<ListSubCommandHandler> getListSubCommandHandlers concode_elem_sep Void visitOptional
SortedSet < CreateSubCommandHandler < ? , ? >> function ( ) { return createHandlers ; }