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d18dd09b | 1 | /******************************************************************************* |
60ae41e1 | 2 | * Copyright (c) 2009, 2014 Ericsson |
54a7a54c | 3 | * |
d18dd09b ASL |
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 | |
54a7a54c | 8 | * |
d18dd09b ASL |
9 | * Contributors: |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
4918b8f2 | 13 | package org.eclipse.linuxtools.tmf.tests.stubs.component; |
d18dd09b | 14 | |
f45257df AM |
15 | import java.util.concurrent.BlockingQueue; |
16 | import java.util.concurrent.LinkedBlockingQueue; | |
3d62f8b7 FC |
17 | import java.util.concurrent.TimeUnit; |
18 | ||
8fd82db5 | 19 | import org.eclipse.linuxtools.internal.tmf.core.component.TmfProviderManager; |
fd3f1eff | 20 | import org.eclipse.linuxtools.tmf.core.component.ITmfEventProvider; |
6c13869b | 21 | import org.eclipse.linuxtools.tmf.core.component.TmfEventProvider; |
6256d8ad | 22 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
5419a136 | 23 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest; |
fd3f1eff | 24 | import org.eclipse.linuxtools.tmf.core.request.ITmfEventRequest.ExecutionType; |
6c13869b | 25 | import org.eclipse.linuxtools.tmf.core.request.TmfEventRequest; |
3bd46eef | 26 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimeRange; |
6c13869b FC |
27 | import org.eclipse.linuxtools.tmf.core.trace.ITmfContext; |
28 | import org.eclipse.linuxtools.tmf.core.trace.TmfContext; | |
4918b8f2 | 29 | import org.eclipse.linuxtools.tmf.tests.stubs.event.TmfSyntheticEventStub; |
d18dd09b ASL |
30 | |
31 | /** | |
32 | * <b><u>TmfSyntheticEventProviderStub</u></b> | |
33 | * <p> | |
34 | * TODO: Implement me. Please. | |
35 | */ | |
cad06250 | 36 | @SuppressWarnings("javadoc") |
6256d8ad | 37 | public class TmfSyntheticEventProviderStub extends TmfEventProvider { |
d18dd09b | 38 | |
d18dd09b ASL |
39 | public static final int NB_EVENTS = 1000; |
40 | ||
f45257df AM |
41 | private final BlockingQueue<ITmfEvent> fDataQueue = new LinkedBlockingQueue<>(1000); |
42 | ||
d18dd09b | 43 | public TmfSyntheticEventProviderStub() { |
085d898f FC |
44 | super("TmfSyntheticEventProviderStub", TmfSyntheticEventStub.class); |
45 | } | |
d18dd09b | 46 | |
085d898f | 47 | @Override |
fd3f1eff | 48 | public ITmfContext armRequest(final ITmfEventRequest request) { |
d18dd09b | 49 | |
085d898f | 50 | // Get the TmfSyntheticEventStub provider |
fd3f1eff AM |
51 | final ITmfEventProvider[] eventProviders = TmfProviderManager.getProviders(ITmfEvent.class, TmfEventProviderStub.class); |
52 | final ITmfEventProvider provider = eventProviders[0]; | |
5419a136 | 53 | |
fd3f1eff | 54 | final TmfTimeRange range = request.getRange(); |
6256d8ad | 55 | final TmfEventRequest subRequest = |
672a642a | 56 | new TmfEventRequest(ITmfEvent.class, range, 0, NB_EVENTS, ExecutionType.FOREGROUND) { |
aefa29cc AM |
57 | @Override |
58 | public void handleData(final ITmfEvent event) { | |
59 | super.handleData(event); | |
60 | handleIncomingData(event); | |
61 | } | |
62 | }; | |
550d787e | 63 | provider.sendRequest(subRequest); |
d18dd09b ASL |
64 | |
65 | // Return a dummy context | |
66 | return new TmfContext(); | |
085d898f FC |
67 | } |
68 | ||
69 | // Queue 2 synthetic events per base event | |
6256d8ad | 70 | private void handleIncomingData(final ITmfEvent e) { |
085d898f FC |
71 | queueResult(new TmfSyntheticEventStub(e)); |
72 | queueResult(new TmfSyntheticEventStub(e)); | |
73 | } | |
74 | ||
75 | private static final int TIMEOUT = 10000; | |
76 | ||
77 | @Override | |
78 | public TmfSyntheticEventStub getNext(final ITmfContext context) { | |
79 | TmfSyntheticEventStub data = null; | |
80 | try { | |
6256d8ad | 81 | data = (TmfSyntheticEventStub) fDataQueue.poll(TIMEOUT, TimeUnit.MILLISECONDS); |
54a7a54c | 82 | if (data == null) { |
085d898f | 83 | throw new InterruptedException(); |
54a7a54c | 84 | } |
085d898f FC |
85 | } |
86 | catch (final InterruptedException e) { | |
87 | } | |
88 | return data; | |
89 | } | |
90 | ||
91 | public void queueResult(final TmfSyntheticEventStub data) { | |
92 | boolean ok = false; | |
93 | try { | |
94 | ok = fDataQueue.offer(data, TIMEOUT, TimeUnit.MILLISECONDS); | |
54a7a54c | 95 | if (!ok) { |
085d898f | 96 | throw new InterruptedException(); |
54a7a54c | 97 | } |
085d898f FC |
98 | } |
99 | catch (final InterruptedException e) { | |
100 | } | |
101 | } | |
3d62f8b7 | 102 | |
d18dd09b | 103 | } |