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/****************************************************************************
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** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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****************************************************************************/
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// This file is not part of the Qt API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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#ifndef Patternist_ComparisonFactory_H
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#define Patternist_ComparisonFactory_H
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#include "qatomiccomparator_p.h"
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#include "qderivedstring_p.h"
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#include "qreportcontext_p.h"
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#include "qschematype_p.h"
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* @short Provides compare(), which is a high-level helper function for
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* comparing atomic values.
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* This class wraps the helper class ComparisonPlatform with a more specific,
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* @see ComparisonPlatform
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* @author Frans Englich <frans.englich@nokia.com>
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* @ingroup Patternist_schema
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class ComparisonFactory
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* @short Returns the result of evaluating operator @p op applied to the atomic
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* values @p operand1 and @p operand2.
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* The caller guarantees that both values are of type @p type.
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* ComparisonFactory does not take ownership of @p sourceLocationReflection.
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static bool compare(const AtomicValue::Ptr &operand1,
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const AtomicComparator::Operator op,
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const AtomicValue::Ptr &operand2,
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const SchemaType::Ptr &type,
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const ReportContext::Ptr &context,
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const SourceLocationReflection *const sourceLocationReflection);
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* @short Returns the result of evaluating operator @p op applied to the atomic
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* values @p operand1 and @p operand2.
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* In opposite to compare() it converts the operands from string type
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* to @p type and compares these constructed types.
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* The caller guarantees that both values are of type @p type.
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* ComparisonFactory does not take ownership of @p sourceLocationReflection.
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static bool constructAndCompare(const DerivedString<TypeString>::Ptr &operand1,
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const AtomicComparator::Operator op,
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const DerivedString<TypeString>::Ptr &operand2,
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const SchemaType::Ptr &type,
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const ReportContext::Ptr &context,
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const SourceLocationReflection *const sourceLocationReflection);
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Q_DISABLE_COPY(ComparisonFactory)