FUNCTION acyclic_characterized_object_relationship
(relation : characterized_object_relationship; relatives : SET [1:?] OF characterized_object; specific_relation : STRING) : BOOLEAN;
LOCAL x : SET OF characterized_object_relationship; END_LOCAL;
IF relation.relating_object IN relatives THEN RETURN (FALSE); END_IF; x := QUERY(ca <* bag_to_set(USEDIN(relation.relating_object, 'PRODUCT_PROPERTY_DEFINITION_SCHEMA.' + 'CHARACTERIZED_OBJECT_RELATIONSHIP.' + 'RELATED_OBJECT')) | specific_relation IN TYPEOF(ca)); REPEAT i := 1 TO HIINDEX(x); IF NOT acyclic_characterized_object_relationship(x[i], relatives + relation.relating_object, specific_relation) THEN RETURN (FALSE); END_IF; END_REPEAT; RETURN (TRUE); END_FUNCTION; -- acyclic_characterized_object_relationship
|