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FUNCTION acyclic_property_definition_relationship (relation : property_definition_relationship, relatives : SET [1:?] OF property_definition, specific_relation : STRING) : LOGICAL; LOCAL x : SET OF property_definition_relationship ; END_LOCAL ; IF relation . relating_property_definition IN relatives THEN RETURN ( FALSE ) ; END_IF ; x := QUERY ( pd <* bag_to_set ( USEDIN ( relation . relating_property_definition , 'material_property_definition_schema.' + 'property_definition_relationship.' + 'related_property_definition' ) ) | specific_relation IN TYPEOF ( pd ) ) ; REPEAT i := 1 TO HIINDEX ( x ) ; IF NOT acyclic_property_definition_relationship ( x [ i ] , relatives + relation . relating_property_definition , specific_relation ) THEN RETURN ( FALSE ) ; END_IF ; END_REPEAT ; RETURN ( TRUE ) ; END_FUNCTION; -- acyclic_property_definition_relationship |
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public class FAcyclic_property_definition_relationship public static Value run(SdaiContext _context, Value relation, Value relatives, Value specific_relation) |