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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 | ||
13 | package org.eclipse.linuxtools.tmf.component; | |
14 | ||
9b635e61 | 15 | import org.eclipse.linuxtools.tmf.Tracer; |
8c8bf09f ASL |
16 | import org.eclipse.linuxtools.tmf.event.TmfEvent; |
17 | import org.eclipse.linuxtools.tmf.event.TmfTimestamp; | |
2fb2eb37 FC |
18 | import org.eclipse.linuxtools.tmf.request.ITmfDataRequest; |
19 | import org.eclipse.linuxtools.tmf.request.ITmfEventRequest; | |
951d134a | 20 | import org.eclipse.linuxtools.tmf.request.TmfCoalescedEventRequest; |
8c8bf09f ASL |
21 | |
22 | /** | |
23 | * <b><u>TmfEventProvider</u></b> | |
24 | * <p> | |
25 | * Implement me. Please. | |
26 | */ | |
27 | public abstract class TmfEventProvider<T extends TmfEvent> extends TmfDataProvider<T> { | |
28 | ||
ce785d7d FC |
29 | public TmfEventProvider(String name, Class<T> type) { |
30 | super(name, type); | |
8c8bf09f ASL |
31 | } |
32 | ||
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33 | public TmfEventProvider(String name, Class<T> type, int queueSize) { |
34 | super(name, type, queueSize); | |
8c8bf09f | 35 | } |
377f1ad8 WB |
36 | |
37 | public TmfEventProvider(TmfEventProvider<T> oldProvider) { | |
38 | super(oldProvider); | |
39 | } | |
40 | ||
8c8bf09f | 41 | @Override |
2fb2eb37 | 42 | public boolean isCompleted(ITmfDataRequest<T> request, T data, int nbRead) { |
f9673903 FC |
43 | boolean requestCompleted = super.isCompleted(request, data, nbRead); |
44 | if (!requestCompleted && request instanceof ITmfEventRequest<?> && !data.isNullRef()) { | |
2fb2eb37 | 45 | TmfTimestamp endTime = ((ITmfEventRequest<?>) request).getRange().getEndTime(); |
8c8bf09f ASL |
46 | return data.getTimestamp().compareTo(endTime, false) > 0; |
47 | } | |
f9673903 | 48 | return requestCompleted; |
8c8bf09f ASL |
49 | } |
50 | ||
951d134a | 51 | @Override |
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52 | protected synchronized void newCoalescedDataRequest(ITmfDataRequest<T> request) { |
53 | if (request instanceof ITmfEventRequest<?>) { | |
54 | ITmfEventRequest<T> eventRequest = (ITmfEventRequest<T>) request; | |
951d134a | 55 | TmfCoalescedEventRequest<T> coalescedRequest = |
8016d660 FC |
56 | new TmfCoalescedEventRequest<T>( |
57 | fType, eventRequest.getRange(), eventRequest.getNbRequested(), eventRequest.getBlockSize(), | |
58 | eventRequest.getExecType()); | |
951d134a | 59 | coalescedRequest.addRequest(eventRequest); |
9b635e61 | 60 | if (Tracer.isRequestTraced()) { |
3b38ea61 | 61 | Tracer.traceRequest(request, "coalesced with " + coalescedRequest.getRequestId()); //$NON-NLS-1$ |
9b635e61 | 62 | } |
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63 | fPendingCoalescedRequests.add(coalescedRequest); |
64 | } | |
54d55ced FC |
65 | else { |
66 | super.newCoalescedDataRequest(request); | |
67 | } | |
951d134a FC |
68 | } |
69 | ||
8c8bf09f | 70 | } |