org.hypergraphdb.query

Class SubsumesCondition

java.lang.Object

org.hypergraphdb.query.SubsumesCondition

All Implemented Interfaces:

HGAtomPredicate, HGQueryCondition

public class SubsumesCondition
extends Object
implements HGQueryCondition, HGAtomPredicate

The SubsumesCondition examines a given atom and is satisfied if that atom subsumes the atom specified in the condition.

Author:

Borislav Iordanov

Constructor Summary

Constructors

Constructor and Description
SubsumesCondition()
SubsumesCondition(HGHandle specific)
SubsumesCondition(Object specificValue)

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	declaredSubsumption(HyperGraph graph, HGHandle general, HGHandle specific)
boolean	equals(Object x)
HGHandle	getSpecificHandle()
Ref<HGHandle>	getSpecificHandleReference()
Object	getSpecificValue()
protected HGHandle	getTypeFor(HyperGraph graph, HGHandle h)
protected HGHandle	getTypeFor(HyperGraph graph, Object atom)
int	hashCode()
boolean	satisfies(HyperGraph hg, HGHandle general) Check whether a given Object satisfies this query condition.
void	setSpecificHandle(HGHandle specific)
void	setSpecificHandleReference(Ref<HGHandle> specific)
void	setSpecificValue(Object specificValue)

Methods inherited from class java.lang.Object

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

Constructor Detail

SubsumesCondition

public SubsumesCondition()

SubsumesCondition

public SubsumesCondition(Object specificValue)

SubsumesCondition

public SubsumesCondition(HGHandle specific)

Method Detail

getSpecificHandleReference

public Ref<HGHandle> getSpecificHandleReference()

setSpecificHandleReference

public void setSpecificHandleReference(Ref<HGHandle> specific)

getSpecificHandle

public HGHandle getSpecificHandle()

setSpecificHandle

public void setSpecificHandle(HGHandle specific)

getSpecificValue

public Object getSpecificValue()

setSpecificValue

public void setSpecificValue(Object specificValue)

satisfies

public final boolean satisfies(HyperGraph hg,
                HGHandle general)

Description copied from interface: HGAtomPredicate

Check whether a given Object satisfies this query condition.

Specified by:

satisfies in interface HGAtomPredicate

Parameters:

hg - The HyperGraph instance.

general - 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

getTypeFor

protected final HGHandle getTypeFor(HyperGraph graph,
                  HGHandle h)

getTypeFor

protected final HGHandle getTypeFor(HyperGraph graph,
                  Object atom)

declaredSubsumption

protected final boolean declaredSubsumption(HyperGraph graph,
                          HGHandle general,
                          HGHandle specific)