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1 | /******************************************************************************* |
2 | * Copyright (c) 2014 École Polytechnique de Montréal | |
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 java.util.List; |
16 | ||
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17 | import org.eclipse.core.runtime.IPath; |
18 | import org.eclipse.jdt.annotation.NonNull; | |
63f55fc0 | 19 | import org.eclipse.jdt.annotation.Nullable; |
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20 | import org.eclipse.tracecompass.tmf.analysis.xml.core.module.XmlUtils; |
21 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfStateProvider; | |
22 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; | |
aa89118c | 23 | import org.w3c.dom.Element; |
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24 | |
25 | /** | |
26 | * Analysis module for the data-driven state systems, defined in XML. | |
27 | * | |
28 | * @author Geneviève Bastien | |
29 | * @since 3.0 | |
30 | */ | |
aa89118c | 31 | public class XmlStateSystemModule extends TmfStateSystemAnalysisModule { |
e11e382c | 32 | |
63f55fc0 | 33 | private @Nullable IPath fXmlFile; |
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34 | |
35 | @Override | |
36 | protected StateSystemBackendType getBackendType() { | |
37 | return StateSystemBackendType.FULL; | |
38 | } | |
39 | ||
40 | @Override | |
41 | @NonNull | |
42 | protected ITmfStateProvider createStateProvider() { | |
43 | return new XmlStateProvider(getTrace(), getId(), fXmlFile); | |
44 | } | |
45 | ||
46 | @Override | |
47 | public String getName() { | |
d40ddf8a | 48 | String id = getId(); |
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49 | IPath xmlFile = fXmlFile; |
50 | if (xmlFile == null) { | |
d40ddf8a | 51 | return id; |
63f55fc0 | 52 | } |
d40ddf8a | 53 | Element doc = XmlUtils.getElementInFile(xmlFile.makeAbsolute().toString(), TmfXmlStrings.STATE_PROVIDER, id); |
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54 | /* Label may be available in XML header */ |
55 | List<Element> head = XmlUtils.getChildElements(doc, TmfXmlStrings.HEAD); | |
d40ddf8a | 56 | String name = null; |
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57 | if (head.size() == 1) { |
58 | List<Element> labels = XmlUtils.getChildElements(head.get(0), TmfXmlStrings.LABEL); | |
59 | if (!labels.isEmpty()) { | |
60 | name = labels.get(0).getAttribute(TmfXmlStrings.VALUE); | |
61 | } | |
e11e382c | 62 | } |
d40ddf8a | 63 | return (name == null) ? id : name; |
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64 | } |
65 | ||
66 | /** | |
67 | * Sets the file path of the XML file containing the state provider | |
68 | * | |
69 | * @param file | |
9a0aa59e | 70 | * The absolute path to the XML file |
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71 | */ |
72 | public void setXmlFile(IPath file) { | |
73 | fXmlFile = file; | |
74 | } | |
75 | ||
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76 | /** |
77 | * Get the path to the XML file containing this state provider definition. | |
78 | * | |
79 | * @return XML file path | |
80 | */ | |
81 | public IPath getXmlFile() { | |
82 | return fXmlFile; | |
83 | } | |
84 | ||
85 | } |