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Diffstat (limited to 'src/xmlpatterns/data/qcomparisonfactory_p.h')
| -rw-r--r-- | src/xmlpatterns/data/qcomparisonfactory_p.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/xmlpatterns/data/qcomparisonfactory_p.h b/src/xmlpatterns/data/qcomparisonfactory_p.h new file mode 100644 index 0000000..1234548 --- /dev/null +++ b/src/xmlpatterns/data/qcomparisonfactory_p.h @@ -0,0 +1,121 @@ +/**************************************************************************** +** +** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. + +#ifndef Patternist_ComparisonFactory_H +#define Patternist_ComparisonFactory_H + +#include "qatomiccomparator_p.h" +#include "qderivedstring_p.h" +#include "qitem_p.h" +#include "qreportcontext_p.h" +#include "qschematype_p.h" + +QT_BEGIN_HEADER +QT_BEGIN_NAMESPACE + +namespace QPatternist +{ + /** + * @short Provides compare(), which is a high-level helper function for + * comparing atomic values. + * + * This class wraps the helper class ComparisonPlatform with a more specific, + * high-level API. + * + * @see ComparisonPlatform + * @author Frans Englich <fenglich@trolltech.com> + * @ingroup Patternist_schema + */ + class ComparisonFactory + { + public: + /** + * @short Returns the result of evaluating operator @p op applied to the atomic + * values @p operand1 and @p operand2. + * + * The caller guarantees that both values are of type @p type. + * + * ComparisonFactory does not take ownership of @p sourceLocationReflection. + */ + static bool compare(const AtomicValue::Ptr &operand1, + const AtomicComparator::Operator op, + const AtomicValue::Ptr &operand2, + const SchemaType::Ptr &type, + const ReportContext::Ptr &context, + const SourceLocationReflection *const sourceLocationReflection); + + /** + * @short Returns the result of evaluating operator @p op applied to the atomic + * values @p operand1 and @p operand2. + * + * In opposite to compare() it converts the operands from string type + * to @p type and compares these constructed types. + * + * The caller guarantees that both values are of type @p type. + * + * ComparisonFactory does not take ownership of @p sourceLocationReflection. + */ + static bool constructAndCompare(const DerivedString<TypeString>::Ptr &operand1, + const AtomicComparator::Operator op, + const DerivedString<TypeString>::Ptr &operand2, + const SchemaType::Ptr &type, + const ReportContext::Ptr &context, + const SourceLocationReflection *const sourceLocationReflection); + + private: + Q_DISABLE_COPY(ComparisonFactory) + }; +} + +QT_END_NAMESPACE +QT_END_HEADER + +#endif |