1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
11 ** License version 2.1 as published by the Free Software Foundation and
12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
14 ** General Public License version 2.1 requirements will be met:
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17 ** In addition, as a special exception, Nokia gives you certain additional
18 ** rights. These rights are described in the Nokia Qt LGPL Exception
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
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25 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
42 #include "qboolean_p.h"
43 #include "qcommonvalues_p.h"
44 #include "qdynamiccontext_p.h"
46 #include "qexternalvariableloader_p.h"
50 using namespace QPatternist;
52 ExternalVariableLoader::~ExternalVariableLoader()
57 SequenceType::Ptr ExternalVariableLoader::announceExternalVariable(const QXmlName name,
58 const SequenceType::Ptr &declaredType)
60 Q_ASSERT(!name.isNull());
61 Q_ASSERT(declaredType);
62 Q_UNUSED(name); /* Needed when compiling in release mode. */
63 Q_UNUSED(declaredType); /* Needed when compiling in release mode. */
65 return SequenceType::Ptr();
68 Item::Iterator::Ptr ExternalVariableLoader::evaluateSequence(const QXmlName name,
69 const DynamicContext::Ptr &context)
71 Q_ASSERT(!name.isNull());
72 const Item item(evaluateSingleton(name, context));
75 return makeSingletonIterator(item);
77 return CommonValues::emptyIterator;
80 Item ExternalVariableLoader::evaluateSingleton(const QXmlName name,
81 const DynamicContext::Ptr &context)
83 Q_ASSERT(!name.isNull());
84 return Boolean::fromValue(evaluateEBV(name, context));
87 bool ExternalVariableLoader::evaluateEBV(const QXmlName name,
88 const DynamicContext::Ptr &context)
90 Q_ASSERT(!name.isNull());
91 return Boolean::evaluateEBV(evaluateSequence(name, context), context);