FUNCTION item_in_context

(* SCHEMA Ap236_furniture_catalog_and_interior_design_mim_LF; *)

(* Implicit interfaced from: representation_schema *)
FUNCTION item_in_context
  (item  : representation_item;
   cntxt : representation_context) : BOOLEAN;
  LOCAL
    y : BAG OF representation_item;
  END_LOCAL;
  -- If there is one or more representation using both the item
  -- and cntxt return true.
  IF SIZEOF(USEDIN(item,'AP236_FURNITURE_CATALOG_AND_INTERIOR_DESIGN_MIM_LF.REPRESENTATION.ITEMS')
    * cntxt.representations_in_context) > 0 THEN
    RETURN (TRUE);
    -- Determine the bag of representation_items that reference
    -- item
    ELSE y := QUERY(z <* USEDIN (item , '') |
           'AP236_FURNITURE_CATALOG_AND_INTERIOR_DESIGN_MIM_LF.REPRESENTATION_ITEM' IN TYPEOF(z));
      -- Ensure that the bag is not empty
      IF SIZEOF(y) > 0 THEN
      -- For each element in the bag
      REPEAT i := 1 TO HIINDEX(y);
        -- Check to see it is an item in the input cntxt.
        IF item_in_context(y[i], cntxt) THEN
          RETURN (TRUE);
        END_IF;
      END_REPEAT;
    END_IF;
  END_IF;
  -- Return false when all possible branches have been checked
  -- with no success.
  RETURN (FALSE);
END_FUNCTION;

Referenced By

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2012-03-27T17:19:03-04:00