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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) { |
085d898f | 57 | @Override |
6256d8ad | 58 | public void handleData(final ITmfEvent event) { |
085d898f | 59 | super.handleData(event); |
54a7a54c | 60 | if (event != null) { |
085d898f | 61 | handleIncomingData(event); |
54a7a54c | 62 | } else { |
085d898f | 63 | request.done(); |
54a7a54c | 64 | } |
085d898f FC |
65 | } |
66 | }; | |
550d787e | 67 | provider.sendRequest(subRequest); |
d18dd09b ASL |
68 | |
69 | // Return a dummy context | |
70 | return new TmfContext(); | |
085d898f FC |
71 | } |
72 | ||
73 | // Queue 2 synthetic events per base event | |
6256d8ad | 74 | private void handleIncomingData(final ITmfEvent e) { |
085d898f FC |
75 | queueResult(new TmfSyntheticEventStub(e)); |
76 | queueResult(new TmfSyntheticEventStub(e)); | |
77 | } | |
78 | ||
79 | private static final int TIMEOUT = 10000; | |
80 | ||
81 | @Override | |
82 | public TmfSyntheticEventStub getNext(final ITmfContext context) { | |
83 | TmfSyntheticEventStub data = null; | |
84 | try { | |
6256d8ad | 85 | data = (TmfSyntheticEventStub) fDataQueue.poll(TIMEOUT, TimeUnit.MILLISECONDS); |
54a7a54c | 86 | if (data == null) { |
085d898f | 87 | throw new InterruptedException(); |
54a7a54c | 88 | } |
085d898f FC |
89 | } |
90 | catch (final InterruptedException e) { | |
91 | } | |
92 | return data; | |
93 | } | |
94 | ||
95 | public void queueResult(final TmfSyntheticEventStub data) { | |
96 | boolean ok = false; | |
97 | try { | |
98 | ok = fDataQueue.offer(data, TIMEOUT, TimeUnit.MILLISECONDS); | |
54a7a54c | 99 | if (!ok) { |
085d898f | 100 | throw new InterruptedException(); |
54a7a54c | 101 | } |
085d898f FC |
102 | } |
103 | catch (final InterruptedException e) { | |
104 | } | |
105 | } | |
3d62f8b7 | 106 | |
d18dd09b | 107 | } |