org.hypergraphdb.query

Interface HGAtomPredicate

All Known Implementing Classes:

And, AnyAtomCondition, ArityCondition, AtomPartCondition, AtomPartRegExPredicate, AtomProjectionCondition, AtomRegExPredicate, AtomTypeCondition, AtomValueCondition, AtomValueRegExPredicate, DelayedSetLoadPredicate, DisconnectedPredicate, IncidentCondition, IsCondition, LinkCondition, Not, Or, OrderedLinkCondition, PositionedIncidentCondition, RABasedPredicate, SimpleValueCondition, SubgraphContainsCondition, SubgraphMemberCondition, SubsumedCondition, SubsumesCondition, TargetCondition, TypedValueCondition, TypePlusCondition, ValueAsPredicateOnly

public interface HGAtomPredicate

This interface defines a predicate of a single atom. There is no guarantee as to the running time of a predicate, but in general implementation should strive not to do explicit reads from the data store whenever possible.

Author:

Borislav Iordanov

Method Summary

Methods

Modifier and Type	Method and Description
boolean	satisfies(HyperGraph graph, HGHandle handle) Check whether a given Object satisfies this query condition.

Method Detail

satisfies

boolean satisfies(HyperGraph graph,
                HGHandle handle)

Check whether a given Object satisfies this query condition.

Parameters:

graph - The HyperGraph instance.

handle - The atom on which to test the query condition.

Returns:

true if the passed in parameter satisfies the condition and false otherwise.