oracle.hsgbu.hdr.hl7.query

Interface OrderedFetch

All Superinterfaces:

Fetch

All Known Subinterfaces:

ActFetch, ActRelationshipFetch, CoreFetch, EntityFetch, ParticipationFetch, RoleFetch

public interface OrderedFetch
extends Fetch

Represents a fetch that sorts the result of its query according to one or more attributes.

This functionality is intended to be used along with IncrementalFetch to return a coherent, ordered view of a limited range of a large result set.

Method Summary

Modifier and Type	Method and Description
void	addOrderBy(String attribute, int order) Adds an order by directive to this fetch.
boolean	isOrderedFetch() Indicates whether this fetch will retrieved an ordered set of results.

Methods inherited from interface oracle.hsgbu.hdr.hl7.query.Fetch

equals, hashCode, isCriteriaSet, retrieveAll, retrieveNone, toString

Method Detail

addOrderBy

void addOrderBy(String attribute,
                int order)

Adds an order by directive to this fetch. Order clauses added first take priority over subsequent clauses.

Parameters:

attribute - the attribute to ordered by in the sort. See QueryComponentFactory for constant values.

order - a constant indicating whether the sort is to be in ascending or descending order. See QueryComponentFactory for constant values.

isOrderedFetch

boolean isOrderedFetch()

Indicates whether this fetch will retrieved an ordered set of results.

Returns:

True if result is ordered