Overview Schemas Index

GROUP_SCHEMA (jsdai.SGroup_schema)


FUNCTION acyclic_group_relationship
          (relation : group_relationship, relatives : SET [1:?] OF group, specific_relation : STRING) : BOOLEAN;

LOCAL
      x : SET OF group_relationship;
    END_LOCAL;

    IF  relation.relating_group IN  relatives THEN
      RETURN  (FALSE);
    END_IF;
    x := QUERY(grp <* bag_to_set(USEDIN(relation.relating_group, 'GROUP_SCHEMA.' + 'GROUP_RELATIONSHIP.' + 'RELATED_GROUP')) | specific_relation IN TYPEOF(grp));
    REPEAT i := 1 TO HIINDEX(x);
      IF NOT acyclic_group_relationship(x[i], relatives + relation.relating_group, specific_relation) THEN
        RETURN  (FALSE);
      END_IF;
    END_REPEAT;
    RETURN (TRUE);

END_FUNCTION; -- acyclic_group_relationship

public class FAcyclic_group_relationship
          public static Value run(SdaiContext _context, Value relation, Value relatives, Value specific_relation)