de.lmu.ifi.dbs.elki.database.query
Class AbstractDataBasedQuery<O>

java.lang.Object
  de.lmu.ifi.dbs.elki.database.query.AbstractDataBasedQuery<O>

Type Parameters:

O - Database object type

All Implemented Interfaces:

DatabaseQuery

Direct Known Subclasses:

AbstractDistanceKNNQuery, AbstractDistanceQuery, AbstractDistanceRangeQuery, AbstractRKNNQuery, AbstractSimilarityQuery, PreprocessorKNNQuery, PreprocessorRKNNQuery

public abstract class AbstractDataBasedQuery<O>
extends Object
implements DatabaseQuery

Abstract query bound to a certain representation.

Field Summary

protected Relation<? extends O>

relation The data to use for this 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

AbstractDataBasedQuery(Relation<? extends O> relation)
Database this query works on.

Method Summary

Relation<? extends O>

getRelation() Give access to the underlying data query.

Methods inherited from class java.lang.Object

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

Field Detail

relation

protected final Relation<? extends O> relation

The data to use for this query

Constructor Detail

AbstractDataBasedQuery

public AbstractDataBasedQuery(Relation<? extends O> relation)

Database this query works on.

Parameters:

relation - Representation

Method Detail

getRelation

public Relation<? extends O> getRelation()

Give access to the underlying data query.

Returns:

data query instance