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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the test suite of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #ifndef PatternistSDK_ExternalSourceLoader_H |
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43 #define PatternistSDK_ExternalSourceLoader_H |
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44 |
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45 #include <QHash> |
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46 #include <QUrl> |
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47 #include <QXmlQuery> |
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48 |
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49 #include "qdynamiccontext_p.h" |
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50 #include "qresourceloader_p.h" |
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51 #include "qexternalvariableloader_p.h" |
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52 |
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53 QT_BEGIN_HEADER |
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54 |
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55 QT_BEGIN_NAMESPACE |
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56 |
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57 namespace QPatternistSDK |
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58 { |
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59 /** |
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60 * @short Handles external variables in XQTS queries, such as <tt>$input-context</tt>, |
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61 * by loading appropriate XML source files. |
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62 * |
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63 * @ingroup PatternistSDK |
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64 * @author Frans Englich <frans.englich@nokia.com> |
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65 */ |
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66 class Q_PATTERNISTSDK_EXPORT ExternalSourceLoader : public QPatternist::ExternalVariableLoader |
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67 { |
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68 public: |
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69 enum TargetOfURI |
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70 { |
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71 /** |
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72 * Identifies @c input-file. |
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73 */ |
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74 Document, |
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75 |
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76 /** |
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77 * Identifies @c input-URI. |
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78 */ |
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79 URI, |
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80 |
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81 /** |
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82 * Identifies @c input-query. |
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83 */ |
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84 Query |
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85 }; |
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86 |
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87 /** |
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88 * The first is the complete, absolute, final URI to the file to be loaded, |
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89 * and the second is the type of source found at that URI. |
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90 */ |
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91 typedef QPair<QUrl, TargetOfURI> VariableValue; |
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92 |
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93 /** |
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94 * In the XQTSCatalog.xml each source file in each test is referred to |
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95 * by a key, which can be fully looked up in the @c sources element. This QHash |
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96 * maps the keys to absolute URIs pointing to the source file. |
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97 */ |
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98 typedef QHash<QString, QUrl> SourceMap; |
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99 |
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100 /** |
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101 * The first value is the variable name, and the second is the URI identifying |
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102 * the XML source file that's supposed to be loaded as a document. |
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103 * |
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104 * This is one for every test case, except for @c rdb-queries-results-q5, |
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105 * @c rdb-queries-results-q17 and @c rdb-queries-results-q18(at least in XQTS 1.0). |
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106 */ |
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107 typedef QHash<QString, VariableValue> VariableMap; |
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108 |
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109 ExternalSourceLoader(const VariableMap &varMap, |
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110 const QPatternist::ResourceLoader::Ptr &resourceLoader); |
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111 |
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112 virtual QPatternist::SequenceType::Ptr |
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113 announceExternalVariable(const QXmlName name, |
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114 const QPatternist::SequenceType::Ptr &declaredType); |
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115 |
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116 virtual QPatternist::Item |
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117 evaluateSingleton(const QXmlName name, |
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118 const QPatternist::DynamicContext::Ptr &context); |
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119 |
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120 VariableMap variableMap() const |
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121 { |
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122 return m_variableMap; |
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123 } |
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124 |
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125 private: |
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126 const VariableMap m_variableMap; |
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127 const QPatternist::ResourceLoader::Ptr m_resourceLoader; |
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128 QXmlQuery m_query; |
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129 }; |
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130 } |
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131 |
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132 QT_END_NAMESPACE |
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133 |
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134 QT_END_HEADER |
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135 |
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136 #endif |
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137 // vim: et:ts=4:sw=4:sts=4 |