de.lmu.ifi.dbs.elki.distance.distancefunction

Class AbstractDatabaseDistanceFunction.Instance<O>

java.lang.Object

de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractDatabaseDistanceFunction.Instance<O>

All Implemented Interfaces:

DatabaseQuery, DatabaseDistanceQuery<O>, DistanceQuery<O>

Direct Known Subclasses:

AbstractSimilarityAdapter.Instance

Enclosing class:

AbstractDatabaseDistanceFunction<O>

public abstract static class AbstractDatabaseDistanceFunction.Instance<O>
extends java.lang.Object
implements DatabaseDistanceQuery<O>

The actual instance bound to a particular database.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
protected DistanceFunction<? super O>	parent Parent distance
protected Relation<O>	relation Relation to query.

Fields inherited from interface de.lmu.ifi.dbs.elki.database.query.DatabaseQuery

HINT_BULK, HINT_EXACT, HINT_HEAVY_USE, HINT_NO_CACHE, HINT_OPTIMIZED_ONLY, HINT_SINGLE

Constructor Summary

Constructors

Constructor and Description
Instance(Relation<O> relation, DistanceFunction<? super O> parent) Constructor.

Method Summary

Modifier and Type	Method and Description
DistanceFunction<? super O>	getDistanceFunction() Get the inner distance function.
Relation<? extends O>	getRelation() Access the underlying data query.

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.database.query.distance.DatabaseDistanceQuery

distance, distance, distance

Methods inherited from interface de.lmu.ifi.dbs.elki.database.query.distance.DistanceQuery

distance

Field Detail

relation

protected final Relation<O> relation

Relation to query.

parent

protected final DistanceFunction<? super O> parent

Parent distance

Constructor Detail

Instance

public Instance(Relation<O> relation,
                DistanceFunction<? super O> parent)

Constructor.

Parameters:

relation - Data relation

parent - Parent distance

Method Detail

getRelation

public Relation<? extends O> getRelation()

Description copied from interface: DistanceQuery

Access the underlying data query.

Specified by:

getRelation in interface DistanceQuery<O>

Returns:

data query in use

getDistanceFunction

public DistanceFunction<? super O> getDistanceFunction()

Description copied from interface: DistanceQuery

Get the inner distance function.

Specified by:

getDistanceFunction in interface DistanceQuery<O>

Returns:

Distance function