FUNCTION acyclic_product_category_relationship

(* SCHEMA product_definition_schema; *)

  FUNCTION acyclic_product_category_relationship (relation : product_category_relationship; children : SET OF product_category):BOOLEAN;
    LOCAL
      x : SET OF product_category_relationship;
      local_children : SET OF product_category;
    END_LOCAL;

    REPEAT i := 1 TO HIINDEX(children);
      IF relation.category :=: children[i] THEN
        RETURN (FALSE);
      END_IF;
    END_REPEAT;
    x := bag_to_set(USEDIN(relation.category, 'PRODUCT_DEFINITION_SCHEMA.' + 'PRODUCT_CATEGORY_RELATIONSHIP.SUB_CATEGORY'));
    local_children := children + relation.category;
    IF SIZEOF(x) > 0 THEN
      REPEAT i := 1 TO HIINDEX(x);
        IF NOT acyclic_product_category_relationship(x[i], local_children) THEN
          RETURN (FALSE);
        END_IF;
      END_REPEAT;
    END_IF;
    RETURN (TRUE);
  END_FUNCTION;

Referenced By

Defintion acyclic_product_category_relationship is references by the following definitions:

Definition	Type
product_category_relationship	ENTITY

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2012-03-27T17:13:58-04:00