de.lmu.ifi.dbs.elki.database.datastore

Class DataStoreEvent

java.lang.Object

de.lmu.ifi.dbs.elki.database.datastore.DataStoreEvent

public class DataStoreEvent
extends Object

Encapsulates information describing changes, i.e. updates, insertions, and / or deletions in a DataStore, and used to notify all subscribed DataStoreListener of the change.

Author:

Erich Schubert

See Also:

DataStore, DataStoreListener

Field Summary

Fields

Modifier and Type	Field and Description
private DBIDs	inserts Insertions.
private DBIDs	removals Removals.
private DBIDs	updates Updates.

Constructor Summary

Constructors

Constructor and Description
DataStoreEvent(DBIDs inserts, DBIDs removals, DBIDs updates) Constructor.

Method Summary

Modifier and Type	Method and Description
DBIDs	getInserts() Get the inserted objects.
DBIDs	getRemovals() Get the removed objects.
DBIDs	getUpdates() Get the updates objects.
static DataStoreEvent	insertionEvent(DBIDs inserts) Insertion event.
static DataStoreEvent	removalEvent(DBIDs removals) Removal event.
static DataStoreEvent	updateEvent(DBIDs updates) Update event.

Methods inherited from class java.lang.Object

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

Field Detail

inserts

private DBIDs inserts

Insertions.

removals

private DBIDs removals

Removals.

updates

private DBIDs updates

Updates.

Constructor Detail

DataStoreEvent

public DataStoreEvent(DBIDs inserts,
                      DBIDs removals,
                      DBIDs updates)

Constructor.

Parameters:

inserts - Insertions

removals - Removals

updates - Updates

Method Detail

insertionEvent

public static DataStoreEvent insertionEvent(DBIDs inserts)

Insertion event.

Parameters:

inserts - Insertions

Returns:

Event

removalEvent

public static DataStoreEvent removalEvent(DBIDs removals)

Removal event.

Parameters:

removals - Removal

Returns:

Event

updateEvent

public static DataStoreEvent updateEvent(DBIDs updates)

Update event.

Parameters:

updates - Updates

Returns:

Event

getInserts

public DBIDs getInserts()

Get the inserted objects.

Returns:

Insertions

getRemovals

public DBIDs getRemovals()

Get the removed objects.

Returns:

Removals

getUpdates

public DBIDs getUpdates()

Get the updates objects.

Returns:

Updates