1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_NumericType_H
53 #define Patternist_NumericType_H
55 #include <private/qatomictype_p.h>
64 * @short Represents the internal and abstract type @c fs:numeric.
66 * @see <a href="http://www.w3.org/TR/xquery-semantics/#dt-fs_numeric">XQuery 1.0
67 * and XPath 2.0 Formal Semantics, Definition: fs:numeric</a>
68 * @ingroup Patternist_types
69 * @author Frans Englich <frans.englich@nokia.com>
71 class NumericType : public AtomicType
74 virtual ~NumericType();
76 virtual bool itemMatches(const Item &item) const;
77 virtual bool xdtTypeMatches(const ItemType::Ptr &other) const;
80 * @returns always "numeric". That is, no namespace prefix
82 virtual QString displayName(const NamePool::Ptr &np) const;
85 * @returns always @c true
87 virtual bool isAbstract() const;
90 * @returns always @c false
92 virtual bool isNodeType() const;
95 * @returns always @c true
97 virtual bool isAtomicType() const;
100 * @returns always xs:anyAtomicType
102 virtual SchemaType::Ptr wxsSuperType() const;
105 * @returns always xs:anyAtomicType
107 virtual ItemType::Ptr xdtSuperType() const;
110 * @returns @c null. It makes no sense to atomize the abstract type @c fs:numeric.
112 virtual ItemType::Ptr atomizedType() const;
115 * NumericType cannot be visited. This function is only implemented
116 * to satisfy the abstract super class's interface.
118 * @returns always a @c null pointer
120 virtual AtomicTypeVisitorResult::Ptr accept(const AtomicTypeVisitor::Ptr &visitor,
121 const SourceLocationReflection *const) const;
124 * NumericType cannot be visited. This function is only implemented
125 * to satisfy the abstract super class's interface.
127 * @returns always a @c null pointer
129 virtual AtomicTypeVisitorResult::Ptr accept(const ParameterizedAtomicTypeVisitor::Ptr &visitor,
131 const SourceLocationReflection *const) const;
134 * The type @c fs:numeric is an abstract type which therefore
135 * cannot be involved in comparisons. Hence, this function returns
136 * @c null. This function is only implemented to satisfy the abstract
137 * super class's interface.
139 * @returns always a @c null pointer
141 virtual AtomicComparatorLocator::Ptr comparatorLocator() const;
144 * The type @c fs:numeric is an abstract type which therefore
145 * cannot be involved in arithmetics. Hence, this function returns
146 * @c null. This function is only implemented to satisfy the abstract
147 * super class's interface.
149 * @returns always a @c null pointer
151 virtual AtomicMathematicianLocator::Ptr mathematicianLocator() const;
155 * The type @c fs:numeric is an abstract type which therefore
156 * cannot be involved in casting. Hence, this function returns
157 * @c null. This function is only implemented to satisfy the abstract
158 * super class's interface.
160 * @returns always a @c null pointer
162 virtual AtomicCasterLocator::Ptr casterLocator() const;
165 friend class BuiltinTypes;