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+/****************************************************************************
+**
+** 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