1 | // License: GPL. For details, see LICENSE file.
|
---|
2 | package org.openstreetmap.josm.data.osm.event;
|
---|
3 |
|
---|
4 | import java.util.Collection;
|
---|
5 | import java.util.Collections;
|
---|
6 | import java.util.List;
|
---|
7 |
|
---|
8 | import org.openstreetmap.josm.data.osm.DataSet;
|
---|
9 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
|
---|
10 |
|
---|
11 | public class DataChangedEvent extends AbstractDatasetChangedEvent {
|
---|
12 |
|
---|
13 | private final List<AbstractDatasetChangedEvent> events;
|
---|
14 |
|
---|
15 | /**
|
---|
16 | * Constructs a new {@code DataChangedEvent}
|
---|
17 | * @param dataSet the dataset from which the event comes from
|
---|
18 | * @param events list of change events
|
---|
19 | */
|
---|
20 | public DataChangedEvent(DataSet dataSet, List<AbstractDatasetChangedEvent> events) {
|
---|
21 | super(dataSet);
|
---|
22 | this.events = events;
|
---|
23 | }
|
---|
24 |
|
---|
25 | /**
|
---|
26 | * Constructs a new {@code DataChangedEvent}
|
---|
27 | * @param dataSet data set. Can be null
|
---|
28 | */
|
---|
29 | public DataChangedEvent(DataSet dataSet) {
|
---|
30 | this(dataSet, null);
|
---|
31 | }
|
---|
32 |
|
---|
33 | @Override
|
---|
34 | public void fire(DataSetListener listener) {
|
---|
35 | listener.dataChanged(this);
|
---|
36 | }
|
---|
37 |
|
---|
38 | @Override
|
---|
39 | public Collection<OsmPrimitive> getPrimitives() {
|
---|
40 | return dataSet == null ? Collections.emptyList() : dataSet.allPrimitives();
|
---|
41 | }
|
---|
42 |
|
---|
43 | @Override
|
---|
44 | public DatasetEventType getType() {
|
---|
45 | return DatasetEventType.DATA_CHANGED;
|
---|
46 | }
|
---|
47 |
|
---|
48 | /**
|
---|
49 | * Returns list of events that caused this DataChangedEvent.
|
---|
50 | * @return List of events that caused this DataChangedEvent. Might be null
|
---|
51 | */
|
---|
52 | public List<AbstractDatasetChangedEvent> getEvents() {
|
---|
53 | return events;
|
---|
54 | }
|
---|
55 | }
|
---|