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d04ec5a7 | 1 | /******************************************************************************* |
60ae41e1 | 2 | * Copyright (c) 2013, 2014 Ericsson |
d04ec5a7 MK |
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 | ||
1de10308 | 13 | package org.eclipse.linuxtools.internal.tmf.ui.project.wizards.importtrace; |
d04ec5a7 MK |
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; | |
47aafe74 AM |
22 | import org.eclipse.linuxtools.tmf.core.project.model.TmfTraceType; |
23 | import org.eclipse.linuxtools.tmf.core.project.model.TraceTypeHelper; | |
d04ec5a7 MK |
24 | |
25 | /** | |
26 | * Trace type content provider, a helper for showing trace types | |
27 | * | |
28 | * @author Matthew Khouzam | |
29 | * @since 2.0 | |
30 | */ | |
31 | public class TraceTypeContentProvider implements ITreeContentProvider { | |
32 | ||
507b1336 AM |
33 | private final List<String> fTraceCategory = new ArrayList<>(); |
34 | private final Map<String, List<TraceTypeHelper>> fTraceType = new HashMap<>(); | |
d04ec5a7 MK |
35 | |
36 | /** | |
37 | * Default Constructor | |
38 | */ | |
39 | public TraceTypeContentProvider() { | |
40 | fTraceType.clear(); | |
41 | fTraceCategory.clear(); | |
42 | ||
a4a116c3 PT |
43 | for (String category : TmfTraceType.getTraceCategories()) { |
44 | List<TraceTypeHelper> value = TmfTraceType.getTraceTypes(category); | |
376fdfbd GB |
45 | if (!value.isEmpty()) { |
46 | fTraceCategory.add(category); | |
47 | fTraceType.put(category, value); | |
48 | } | |
d04ec5a7 | 49 | } |
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50 | } |
51 | ||
52 | @Override | |
53 | public void dispose() { | |
54 | } | |
55 | ||
56 | @Override | |
57 | public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { | |
58 | // Do nothing | |
59 | } | |
60 | ||
61 | @Override | |
62 | public Object[] getElements(Object inputElement) { | |
63 | return fTraceCategory.toArray(new String[0]); | |
64 | } | |
65 | ||
66 | @Override | |
67 | public Object[] getChildren(Object parentElement) { | |
68 | if (parentElement instanceof String) { | |
69 | final List<TraceTypeHelper> children = fTraceType.get(parentElement); | |
70 | if (children != null) { | |
71 | return children.toArray(new TraceTypeHelper[0]); | |
72 | } | |
73 | } | |
74 | return null; | |
75 | } | |
76 | ||
77 | @Override | |
78 | public Object getParent(Object element) { | |
a36bfd38 | 79 | if (element instanceof TraceTypeHelper) { |
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80 | for (String key : fTraceCategory) { |
81 | List<TraceTypeHelper> traceSet = fTraceType.get(key); | |
82 | if (traceSet != null) { | |
83 | if (traceSet.contains(element)) { | |
84 | return key; | |
85 | } | |
86 | } | |
87 | } | |
88 | } | |
89 | return null; | |
90 | } | |
91 | ||
92 | @Override | |
93 | public boolean hasChildren(Object element) { | |
94 | if (element instanceof String) { | |
95 | String key = (String) element; | |
96 | return fTraceType.containsKey(key); | |
97 | } | |
98 | return false; | |
99 | } | |
100 | ||
101 | } |