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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 static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
16 | ||
aa89118c GB |
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; |
2bdf0193 AM |
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 | |
31 | * @since 3.0 | |
32 | */ | |
aa89118c | 33 | public class XmlStateSystemModule extends TmfStateSystemAnalysisModule { |
e11e382c | 34 | |
63f55fc0 | 35 | private @Nullable IPath fXmlFile; |
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36 | |
37 | @Override | |
38 | protected StateSystemBackendType getBackendType() { | |
39 | return StateSystemBackendType.FULL; | |
40 | } | |
41 | ||
42 | @Override | |
43 | @NonNull | |
44 | protected ITmfStateProvider createStateProvider() { | |
d0c7e4ba | 45 | return new XmlStateProvider(checkNotNull(getTrace()), getId(), fXmlFile); |
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46 | } |
47 | ||
48 | @Override | |
49 | public String getName() { | |
d40ddf8a | 50 | String id = getId(); |
63f55fc0 GB |
51 | IPath xmlFile = fXmlFile; |
52 | if (xmlFile == null) { | |
d40ddf8a | 53 | return id; |
63f55fc0 | 54 | } |
d40ddf8a | 55 | Element doc = XmlUtils.getElementInFile(xmlFile.makeAbsolute().toString(), TmfXmlStrings.STATE_PROVIDER, id); |
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56 | /* Label may be available in XML header */ |
57 | List<Element> head = XmlUtils.getChildElements(doc, TmfXmlStrings.HEAD); | |
d40ddf8a | 58 | String name = null; |
aa89118c GB |
59 | if (head.size() == 1) { |
60 | List<Element> labels = XmlUtils.getChildElements(head.get(0), TmfXmlStrings.LABEL); | |
61 | if (!labels.isEmpty()) { | |
62 | name = labels.get(0).getAttribute(TmfXmlStrings.VALUE); | |
63 | } | |
e11e382c | 64 | } |
d40ddf8a | 65 | return (name == null) ? id : name; |
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66 | } |
67 | ||
68 | /** | |
69 | * Sets the file path of the XML file containing the state provider | |
70 | * | |
71 | * @param file | |
9a0aa59e | 72 | * The absolute path to the XML file |
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73 | */ |
74 | public void setXmlFile(IPath file) { | |
75 | fXmlFile = file; | |
76 | } | |
77 | ||
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78 | /** |
79 | * Get the path to the XML file containing this state provider definition. | |
80 | * | |
81 | * @return XML file path | |
82 | */ | |
83 | public IPath getXmlFile() { | |
84 | return fXmlFile; | |
85 | } | |
86 | ||
87 | } |