org.hypergraphdb.query

Class DisconnectedPredicate

java.lang.Object

org.hypergraphdb.query.DisconnectedPredicate

All Implemented Interfaces:

HGAtomPredicate, HGQueryCondition

public class DisconnectedPredicate
extends Object
implements HGAtomPredicate, HGQueryCondition

A predicate that returns true if the incidence set of a given atom is empty and false otherwise.

Author:

Borislav Iordanov

Constructor Summary

Constructors

Constructor and Description
DisconnectedPredicate()

Method Summary

Methods

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

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DisconnectedPredicate

public DisconnectedPredicate()

Method Detail

satisfies

public boolean satisfies(HyperGraph graph,
                HGHandle handle)

Description copied from interface: HGAtomPredicate

Check whether a given Object satisfies this query condition.

Specified by:

satisfies in interface HGAtomPredicate

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.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object x)

Overrides:

equals in class Object