de.lmu.ifi.dbs.elki.database
Class ProxyDatabase

java.lang.Object
  de.lmu.ifi.dbs.elki.result.AbstractHierarchicalResult
      de.lmu.ifi.dbs.elki.database.AbstractDatabase
          de.lmu.ifi.dbs.elki.database.ProxyDatabase

All Implemented Interfaces:

Database, HierarchicalResult, Result

public class ProxyDatabase
extends AbstractDatabase

A proxy database to use e.g. for projections and partitions.

Field Summary

protected DBIDView	idrep Our DBID representation
protected DBIDs	ids Our DBIDs
private static Logging	logger Logger class.

Fields inherited from class de.lmu.ifi.dbs.elki.database.AbstractDatabase

eventManager, INDEX_ID, indexes, indexFactories, relations

Constructor Summary

ProxyDatabase(DBIDs ids)
Constructor.

ProxyDatabase(DBIDs ids, Database database)
Constructor, proxying all relations of an existing database.

ProxyDatabase(DBIDs ids, Iterable<Relation<?>> relations)
Constructor.

ProxyDatabase(DBIDs ids, Relation<?>... relations)
Constructor.

Method Summary

void	addRelation(Relation<?> relation) Add a new representation.
StaticDBIDs	getDBIDs() Deprecated.
protected Logging	getLogger()
void	initialize() Initialize the database, for example by loading the input data.
int	size() Deprecated.

Methods inherited from class de.lmu.ifi.dbs.elki.database.AbstractDatabase

accumulateDataStoreEvents, addDataStoreListener, addIndex, flushDataStoreEvents, getBundle, getDistanceQuery, getIndexes, getKNNQuery, getLongName, getRangeQuery, getRelation, getRelations, getRKNNQuery, getShortName, getSimilarityQuery, removeDataStoreListener, removeIndex

Methods inherited from class de.lmu.ifi.dbs.elki.result.AbstractHierarchicalResult

addChildResult, getHierarchy, setHierarchy

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.result.HierarchicalResult

getHierarchy, setHierarchy

Field Detail

logger

private static final Logging logger

Logger class.

ids

protected final DBIDs ids

Our DBIDs

idrep

protected final DBIDView idrep

Our DBID representation

Constructor Detail

ProxyDatabase

public ProxyDatabase(DBIDs ids)

Constructor.

Parameters:

ids - DBIDs to use

ProxyDatabase

public ProxyDatabase(DBIDs ids,
                     Iterable<Relation<?>> relations)

Constructor.

Parameters:

ids - DBIDs to use

relations - Relations to contain

ProxyDatabase

public ProxyDatabase(DBIDs ids,
                     Relation<?>... relations)

Constructor.

Parameters:

ids - DBIDs to use

relations - Relations to contain

ProxyDatabase

public ProxyDatabase(DBIDs ids,
                     Database database)

Constructor, proxying all relations of an existing database.

Parameters:

ids - ids to proxy

database - Database to wrap

Method Detail

initialize

public void initialize()

Description copied from interface: Database

Initialize the database, for example by loading the input data. (Since this should NOT be done on construction time!)

addRelation

public void addRelation(Relation<?> relation)

Add a new representation.

Parameters:

relation - Representation to add.

size

@Deprecated
public int size()

Deprecated.

Description copied from interface: Database

Returns the number of objects contained in this Database.

Returns:

the number of objects in this Database

getDBIDs

@Deprecated
public StaticDBIDs getDBIDs()

Deprecated.

Description copied from interface: Database

Returns a list comprising all IDs currently in use. The list returned shall not be linked to any actual list possibly hold in the database implementation.

Returns:

a list comprising all IDs currently in use

getLogger

protected Logging getLogger()

Specified by:

getLogger in class AbstractDatabase