Commit | Line | Data |
---|---|---|
73005152 | 1 | /********************************************************************** |
c8422608 | 2 | * Copyright (c) 2005, 2012 IBM Corporation, Ericsson |
73005152 BH |
3 | * All rights reserved. This program and the accompanying materials |
4 | * are made available under the terms of the Eclipse Public License v1.0 | |
5 | * which accompanies this distribution, and is available at | |
6 | * http://www.eclipse.org/legal/epl-v10.html | |
013a5f1c AM |
7 | * |
8 | * Contributors: | |
c8422608 AM |
9 | * IBM - Initial API and implementation |
10 | * Bernd Hufmann - Updated for TMF | |
73005152 | 11 | **********************************************************************/ |
c8422608 | 12 | |
73005152 BH |
13 | package org.eclipse.linuxtools.tmf.ui.views.uml2sd.util; |
14 | ||
15 | import java.io.Serializable; | |
16 | import java.util.Comparator; | |
17 | ||
18 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.GraphNode; | |
19 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.SyncMessage; | |
20 | ||
21 | /** | |
22 | * Synchronous message comparator Compare two syncMessages only taking into account the event occurrence when their | |
23 | * appear.<br> | |
013a5f1c | 24 | * |
73005152 | 25 | * The message with the greater event occurrence is considered to be the greater.<br> |
013a5f1c AM |
26 | * |
27 | * @version 1.0 | |
73005152 | 28 | * @author sveyrier |
013a5f1c | 29 | * |
73005152 BH |
30 | */ |
31 | public class SortSyncMessageComparator implements Comparator<GraphNode>, Serializable { | |
32 | ||
df0b8ff4 BH |
33 | // ------------------------------------------------------------------------ |
34 | // Constants | |
35 | // ------------------------------------------------------------------------ | |
73005152 BH |
36 | /** |
37 | * Serial version UID | |
38 | */ | |
39 | private static final long serialVersionUID = 4781250984753283718L; | |
40 | ||
df0b8ff4 BH |
41 | // ------------------------------------------------------------------------ |
42 | // Methods | |
43 | // ------------------------------------------------------------------------ | |
44 | /* | |
45 | * (non-Javadoc) | |
46 | * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object) | |
73005152 BH |
47 | */ |
48 | @Override | |
49 | public int compare(GraphNode arg0, GraphNode arg1) { | |
50 | if (arg0 instanceof SyncMessage && arg1 instanceof SyncMessage) { | |
51 | SyncMessage m1 = (SyncMessage) arg0; | |
52 | SyncMessage m2 = (SyncMessage) arg1; | |
df0b8ff4 | 53 | if (m1.getEventOccurrence() > m2.getEventOccurrence()) { |
73005152 | 54 | return 1; |
df0b8ff4 | 55 | } else if (m1.getEventOccurrence() == m2.getEventOccurrence()) { |
73005152 | 56 | return 0; |
df0b8ff4 | 57 | } else { |
73005152 | 58 | return -1; |
df0b8ff4 | 59 | } |
df0b8ff4 | 60 | } |
abbdd66a | 61 | return 0; |
73005152 | 62 | } |
73005152 | 63 | } |