boolean function ( ) { return true ; }
returns true , since the map function always returns a bag concode_field_sep URI identifier concode_elem_sep URI returnType concode_elem_sep String NAME_MAP concode_field_sep Set getSupportedIdentifiers concode_elem_sep void checkInputsNoBag concode_elem_sep void encode concode_elem_sep void encode concode_elem_sep URI getReturnType concode_elem_sep URI getType concode_elem_sep URI getIdentifier concode_elem_sep MapFunction getInstance concode_elem_sep void checkInputs concode_elem_sep EvaluationResult evaluate