Commit | Line | Data |
---|---|---|
d18dd09b ASL |
1 | /******************************************************************************* |
2 | * Copyright (c) 2009, 2010 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
4918b8f2 | 13 | package org.eclipse.linuxtools.tmf.tests.stubs.component; |
d18dd09b | 14 | |
3d62f8b7 FC |
15 | import java.util.concurrent.TimeUnit; |
16 | ||
8fd82db5 | 17 | import org.eclipse.linuxtools.internal.tmf.core.component.TmfProviderManager; |
6c13869b FC |
18 | import org.eclipse.linuxtools.tmf.core.component.ITmfDataProvider; |
19 | import org.eclipse.linuxtools.tmf.core.component.TmfEventProvider; | |
6c13869b FC |
20 | import org.eclipse.linuxtools.tmf.core.event.TmfEvent; |
21 | import org.eclipse.linuxtools.tmf.core.event.TmfTimeRange; | |
22 | import org.eclipse.linuxtools.tmf.core.request.ITmfDataRequest; | |
23 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest; | |
24 | import org.eclipse.linuxtools.tmf.core.request.TmfEventRequest; | |
25 | import org.eclipse.linuxtools.tmf.core.trace.ITmfContext; | |
26 | import org.eclipse.linuxtools.tmf.core.trace.TmfContext; | |
4918b8f2 | 27 | import org.eclipse.linuxtools.tmf.tests.stubs.event.TmfSyntheticEventStub; |
d18dd09b ASL |
28 | |
29 | /** | |
30 | * <b><u>TmfSyntheticEventProviderStub</u></b> | |
31 | * <p> | |
32 | * TODO: Implement me. Please. | |
33 | */ | |
2d223a34 | 34 | @SuppressWarnings({ "nls" }) |
d18dd09b ASL |
35 | public class TmfSyntheticEventProviderStub extends TmfEventProvider<TmfSyntheticEventStub> { |
36 | ||
37 | public static final int BLOCK_SIZE = 100; | |
38 | public static final int NB_EVENTS = 1000; | |
39 | ||
40 | public TmfSyntheticEventProviderStub() { | |
085d898f FC |
41 | super("TmfSyntheticEventProviderStub", TmfSyntheticEventStub.class); |
42 | } | |
d18dd09b | 43 | |
085d898f FC |
44 | @SuppressWarnings("unchecked") |
45 | @Override | |
46 | public ITmfContext armRequest(final ITmfDataRequest<TmfSyntheticEventStub> request) { | |
d18dd09b | 47 | |
085d898f FC |
48 | // Get the TmfSyntheticEventStub provider |
49 | final ITmfDataProvider<TmfEvent>[] eventProviders = (ITmfDataProvider<TmfEvent>[]) TmfProviderManager.getProviders(TmfEvent.class, TmfEventProviderStub.class); | |
50 | final ITmfDataProvider<TmfEvent> provider = eventProviders[0]; | |
d18dd09b | 51 | |
085d898f FC |
52 | // make sure we have the right type of request |
53 | if (!(request instanceof ITmfEventRequest<?>)) { | |
54 | request.cancel(); | |
55 | return null; | |
56 | } | |
d18dd09b | 57 | |
085d898f FC |
58 | final TmfEventRequest<TmfSyntheticEventStub> eventRequest = (TmfEventRequest<TmfSyntheticEventStub>) request; |
59 | final TmfTimeRange range = eventRequest.getRange(); | |
d18dd09b | 60 | final TmfEventRequest<TmfEvent> subRequest = |
085d898f FC |
61 | new TmfEventRequest<TmfEvent>(TmfEvent.class, range, NB_EVENTS, BLOCK_SIZE) { |
62 | @Override | |
63 | public void handleData(final TmfEvent event) { | |
64 | super.handleData(event); | |
65 | if (event != null) | |
66 | handleIncomingData(event); | |
67 | else | |
68 | request.done(); | |
69 | } | |
70 | }; | |
550d787e | 71 | provider.sendRequest(subRequest); |
d18dd09b ASL |
72 | |
73 | // Return a dummy context | |
74 | return new TmfContext(); | |
085d898f FC |
75 | } |
76 | ||
77 | // Queue 2 synthetic events per base event | |
78 | private void handleIncomingData(final TmfEvent e) { | |
79 | queueResult(new TmfSyntheticEventStub(e)); | |
80 | queueResult(new TmfSyntheticEventStub(e)); | |
81 | } | |
82 | ||
83 | private static final int TIMEOUT = 10000; | |
84 | ||
85 | @Override | |
86 | public TmfSyntheticEventStub getNext(final ITmfContext context) { | |
87 | TmfSyntheticEventStub data = null; | |
88 | try { | |
89 | data = fDataQueue.poll(TIMEOUT, TimeUnit.MILLISECONDS); | |
90 | if (data == null) | |
91 | throw new InterruptedException(); | |
92 | } | |
93 | catch (final InterruptedException e) { | |
94 | } | |
95 | return data; | |
96 | } | |
97 | ||
98 | public void queueResult(final TmfSyntheticEventStub data) { | |
99 | boolean ok = false; | |
100 | try { | |
101 | ok = fDataQueue.offer(data, TIMEOUT, TimeUnit.MILLISECONDS); | |
102 | if (!ok) | |
103 | throw new InterruptedException(); | |
104 | } | |
105 | catch (final InterruptedException e) { | |
106 | } | |
107 | } | |
3d62f8b7 | 108 | |
d18dd09b | 109 | } |