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e11e382c | 1 | /******************************************************************************* |
ed902a2b | 2 | * Copyright (c) 2014, 2015 École Polytechnique de Montréal |
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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 | * Geneviève Bastien - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
2bdf0193 | 13 | package org.eclipse.tracecompass.tmf.analysis.xml.core.stateprovider; |
e11e382c | 14 | |
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15 | import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
16 | ||
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17 | import java.util.List; |
18 | ||
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19 | import org.eclipse.core.runtime.IPath; |
20 | import org.eclipse.jdt.annotation.NonNull; | |
63f55fc0 | 21 | import org.eclipse.jdt.annotation.Nullable; |
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22 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.XmlUtils; |
23 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfStateProvider; | |
24 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; | |
aa89118c | 25 | import org.w3c.dom.Element; |
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26 | |
27 | /** | |
28 | * Analysis module for the data-driven state systems, defined in XML. | |
29 | * | |
30 | * @author Geneviève Bastien | |
e11e382c | 31 | */ |
aa89118c | 32 | public class XmlStateSystemModule extends TmfStateSystemAnalysisModule { |
e11e382c | 33 | |
63f55fc0 | 34 | private @Nullable IPath fXmlFile; |
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35 | |
36 | @Override | |
37 | protected StateSystemBackendType getBackendType() { | |
38 | return StateSystemBackendType.FULL; | |
39 | } | |
40 | ||
41 | @Override | |
42 | @NonNull | |
43 | protected ITmfStateProvider createStateProvider() { | |
d0c7e4ba | 44 | return new XmlStateProvider(checkNotNull(getTrace()), getId(), fXmlFile); |
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45 | } |
46 | ||
47 | @Override | |
48 | public String getName() { | |
d40ddf8a | 49 | String id = getId(); |
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50 | IPath xmlFile = fXmlFile; |
51 | if (xmlFile == null) { | |
d40ddf8a | 52 | return id; |
63f55fc0 | 53 | } |
d40ddf8a | 54 | Element doc = XmlUtils.getElementInFile(xmlFile.makeAbsolute().toString(), TmfXmlStrings.STATE_PROVIDER, id); |
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55 | /* Label may be available in XML header */ |
56 | List<Element> head = XmlUtils.getChildElements(doc, TmfXmlStrings.HEAD); | |
d40ddf8a | 57 | String name = null; |
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58 | if (head.size() == 1) { |
59 | List<Element> labels = XmlUtils.getChildElements(head.get(0), TmfXmlStrings.LABEL); | |
60 | if (!labels.isEmpty()) { | |
61 | name = labels.get(0).getAttribute(TmfXmlStrings.VALUE); | |
62 | } | |
e11e382c | 63 | } |
d40ddf8a | 64 | return (name == null) ? id : name; |
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65 | } |
66 | ||
67 | /** | |
68 | * Sets the file path of the XML file containing the state provider | |
69 | * | |
70 | * @param file | |
9a0aa59e | 71 | * The absolute path to the XML file |
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72 | */ |
73 | public void setXmlFile(IPath file) { | |
74 | fXmlFile = file; | |
75 | } | |
76 | ||
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77 | /** |
78 | * Get the path to the XML file containing this state provider definition. | |
79 | * | |
80 | * @return XML file path | |
81 | */ | |
82 | public IPath getXmlFile() { | |
83 | return fXmlFile; | |
84 | } | |
85 | ||
86 | } |