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FUNCTION acyclic_action_relationship (relation : action_relationship, relatives : SET [1:?] OF action, specific_relation : STRING) : BOOLEAN; LOCAL x : SET OF action_relationship ; END_LOCAL ; IF relation . relating_action IN relatives THEN RETURN ( FALSE ) ; END_IF ; x := QUERY ( actn <* bag_to_set ( USEDIN ( relation . relating_action , 'action_schema.' + 'action_relationship.' + 'related_action' ) ) | specific_relation IN TYPEOF ( actn ) ) ; REPEAT i := 1 TO HIINDEX ( x ) ; IF NOT acyclic_action_relationship ( x [ i ] , relatives + relation . relating_action , specific_relation ) THEN RETURN ( FALSE ) ; END_IF ; END_REPEAT ; RETURN ( TRUE ) ; END_FUNCTION; -- acyclic_action_relationship |
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public class FAcyclic_action_relationship public static Value run(SdaiContext _context, Value relation, Value relatives, Value specific_relation) |