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d04ec5a7 | 1 | /******************************************************************************* |
60ae41e1 | 2 | * Copyright (c) 2013, 2014 Ericsson |
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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 | * Matthew Khouzam - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
2bdf0193 | 13 | package org.eclipse.tracecompass.internal.tmf.ui.project.wizards.importtrace; |
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14 | |
15 | import java.util.ArrayList; | |
16 | import java.util.HashMap; | |
17 | import java.util.List; | |
18 | import java.util.Map; | |
19 | ||
20 | import org.eclipse.jface.viewers.ITreeContentProvider; | |
21 | import org.eclipse.jface.viewers.Viewer; | |
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22 | import org.eclipse.tracecompass.tmf.core.project.model.TmfTraceType; |
23 | import org.eclipse.tracecompass.tmf.core.project.model.TraceTypeHelper; | |
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24 | |
25 | /** | |
26 | * Trace type content provider, a helper for showing trace types | |
27 | * | |
28 | * @author Matthew Khouzam | |
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29 | */ |
30 | public class TraceTypeContentProvider implements ITreeContentProvider { | |
31 | ||
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32 | private final List<String> fTraceCategory = new ArrayList<>(); |
33 | private final Map<String, List<TraceTypeHelper>> fTraceType = new HashMap<>(); | |
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34 | |
35 | /** | |
36 | * Default Constructor | |
37 | */ | |
38 | public TraceTypeContentProvider() { | |
39 | fTraceType.clear(); | |
40 | fTraceCategory.clear(); | |
41 | ||
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42 | for (String category : TmfTraceType.getTraceCategories()) { |
43 | List<TraceTypeHelper> value = TmfTraceType.getTraceTypes(category); | |
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44 | if (!value.isEmpty()) { |
45 | fTraceCategory.add(category); | |
46 | fTraceType.put(category, value); | |
47 | } | |
d04ec5a7 | 48 | } |
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49 | } |
50 | ||
51 | @Override | |
52 | public void dispose() { | |
53 | } | |
54 | ||
55 | @Override | |
56 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
57 | // Do nothing | |
58 | } | |
59 | ||
60 | @Override | |
61 | public Object[] getElements(Object inputElement) { | |
62 | return fTraceCategory.toArray(new String[0]); | |
63 | } | |
64 | ||
65 | @Override | |
66 | public Object[] getChildren(Object parentElement) { | |
67 | if (parentElement instanceof String) { | |
68 | final List<TraceTypeHelper> children = fTraceType.get(parentElement); | |
69 | if (children != null) { | |
70 | return children.toArray(new TraceTypeHelper[0]); | |
71 | } | |
72 | } | |
73 | return null; | |
74 | } | |
75 | ||
76 | @Override | |
77 | public Object getParent(Object element) { | |
a36bfd38 | 78 | if (element instanceof TraceTypeHelper) { |
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79 | for (String key : fTraceCategory) { |
80 | List<TraceTypeHelper> traceSet = fTraceType.get(key); | |
81 | if (traceSet != null) { | |
82 | if (traceSet.contains(element)) { | |
83 | return key; | |
84 | } | |
85 | } | |
86 | } | |
87 | } | |
88 | return null; | |
89 | } | |
90 | ||
91 | @Override | |
92 | public boolean hasChildren(Object element) { | |
93 | if (element instanceof String) { | |
94 | String key = (String) element; | |
95 | return fTraceType.containsKey(key); | |
96 | } | |
97 | return false; | |
98 | } | |
99 | ||
100 | } |