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1 | /******************************************************************************* |
2 | * Copyright (c) 2013 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 | * Marc-Andre Laperle - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.internal.tmf.core.trace.indexer; | |
14 | ||
15 | import java.util.ArrayList; | |
16 | import java.util.Collections; | |
17 | import java.util.List; | |
18 | ||
19 | import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimeRange; | |
20 | import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace; | |
21 | import org.eclipse.linuxtools.tmf.core.trace.indexer.checkpoint.ITmfCheckpoint; | |
22 | import org.eclipse.linuxtools.tmf.core.trace.indexer.checkpoint.ITmfCheckpointIndex; | |
23 | ||
24 | /** | |
25 | * A checkpoint index that store all checkpoints in memory. | |
26 | * | |
27 | * @since 3.0 | |
28 | * @author Marc-Andre Laperle | |
29 | */ | |
30 | public class TmfMemoryIndex implements ITmfCheckpointIndex, ICheckpointCollection { | |
31 | ||
32 | private final List<ITmfCheckpoint> fCheckpoints; | |
33 | ||
34 | /** | |
35 | * Creates an index for the given trace | |
36 | * | |
37 | * @param trace the trace | |
38 | */ | |
39 | public TmfMemoryIndex(ITmfTrace trace) { | |
a4524c1b | 40 | fCheckpoints = new ArrayList<>(); |
032ecd45 MAL |
41 | } |
42 | ||
43 | @Override | |
44 | public void dispose() { | |
45 | fCheckpoints.clear(); | |
46 | } | |
47 | ||
48 | @Override | |
49 | public void insert(ITmfCheckpoint checkpoint) { | |
50 | fCheckpoints.add(checkpoint); | |
51 | } | |
52 | ||
53 | @Override | |
54 | public ITmfCheckpoint get(long checkpoint) { | |
55 | return fCheckpoints.get((int)checkpoint); | |
56 | } | |
57 | ||
58 | @Override | |
59 | public long binarySearch(ITmfCheckpoint checkpoint) { | |
60 | return Collections.binarySearch(fCheckpoints, checkpoint); | |
61 | } | |
62 | ||
63 | @Override | |
64 | public boolean isEmpty() { | |
65 | return fCheckpoints.isEmpty(); | |
66 | } | |
67 | ||
68 | @Override | |
69 | public int size() { | |
70 | return fCheckpoints.size(); | |
71 | } | |
72 | ||
73 | @Override | |
74 | public boolean isCreatedFromScratch() { | |
75 | return true; | |
76 | } | |
77 | ||
78 | @Override | |
79 | public void setTimeRange(TmfTimeRange timeRange) { | |
80 | } | |
81 | ||
82 | @Override | |
83 | public void setNbEvents(long nbEvents) { | |
84 | } | |
85 | ||
86 | @Override | |
87 | public TmfTimeRange getTimeRange() { | |
88 | return null; | |
89 | } | |
90 | ||
91 | @Override | |
92 | public long getNbEvents() { | |
93 | return 0; | |
94 | } | |
95 | ||
96 | @Override | |
97 | public void setIndexComplete() { | |
98 | } | |
99 | ||
100 | @Override | |
101 | public void delete() { | |
102 | } | |
103 | } |