FUNCTION acyclic_position_in_organization_relationship
(relation : position_in_organization_relationship, relatives : SET [0:?] OF position_in_organization, specific_relation : STRING) : BOOLEAN;
LOCAL x : SET OF position_in_organization_relationship; END_LOCAL;
IF relation.relating_position_in_organization IN relatives THEN RETURN (FALSE); END_IF; x := QUERY(piorg <* bag_to_set(USEDIN(relation.relating_position_in_organization, 'PERSON_ORGANIZATION_SCHEMA.' + 'POSITION_IN_ORGANIZATION_RELATIONSHIP.' + 'RELATED_POSITION_IN_ORGANIZATION')) | specific_relation IN TYPEOF(piorg)); REPEAT i := 1 TO HIINDEX(x); IF NOT acyclic_position_in_organization_relationship(x[i], relatives + relation.relating_position_in_organization, specific_relation) THEN RETURN (FALSE); END_IF; END_REPEAT; RETURN (TRUE); END_FUNCTION; -- acyclic_position_in_organization_relationship
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