DataStoreEvent (ELKI: Environment for DeveLoping KDD-Applications Supported by Index-Structures)

java.lang.Object
- elki.database.datastore.DataStoreEvent

```
public class DataStoreEvent
extends java.lang.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.

Since:

0.4.0

Author:

Erich Schubert

See Also:

DataStore, DataStoreListener

Field Summary

Fields
Modifier and Type Field Description

private DBIDs inserts
Insertions.

private DBIDs removals
Removals.

private DBIDs updates
Updates.

Constructor Summary

Constructors
Constructor Description

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

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	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