1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #include "qboolean_p.h" 41 #include "qbuiltintypes_p.h" 42 #include "qcommonsequencetypes_p.h" 43 #include "qgenericsequencetype_p.h" 44 45 #include "qliteral_p.h" 46 47 QT_BEGIN_NAMESPACE 48 49 using namespace QPatternist; 50 Literal(const Item & i)51Literal::Literal(const Item &i) : m_item(i) 52 { 53 Q_ASSERT(m_item); 54 Q_ASSERT(m_item.isAtomicValue()); 55 } 56 evaluateSingleton(const DynamicContext::Ptr &) const57Item Literal::evaluateSingleton(const DynamicContext::Ptr &) const 58 { 59 return m_item; 60 } 61 evaluateEBV(const DynamicContext::Ptr & context) const62bool Literal::evaluateEBV(const DynamicContext::Ptr &context) const 63 { 64 return Boolean::evaluateEBV(m_item, context); 65 } 66 evaluateToSequenceReceiver(const DynamicContext::Ptr & context) const67void Literal::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const 68 { 69 context->outputReceiver()->item(m_item); 70 } 71 staticType() const72SequenceType::Ptr Literal::staticType() const 73 { 74 return makeGenericSequenceType(m_item.type(), Cardinality::exactlyOne()); 75 } 76 accept(const ExpressionVisitor::Ptr & visitor) const77ExpressionVisitorResult::Ptr Literal::accept(const ExpressionVisitor::Ptr &visitor) const 78 { 79 return visitor->visit(this); 80 } 81 id() const82Expression::ID Literal::id() const 83 { 84 Q_ASSERT(m_item); 85 Q_ASSERT(m_item.isAtomicValue()); 86 const ItemType::Ptr t(m_item.type()); 87 88 if(BuiltinTypes::xsBoolean->xdtTypeMatches(t)) 89 return IDBooleanValue; 90 else if(BuiltinTypes::xsString->xdtTypeMatches(t) || 91 BuiltinTypes::xsAnyURI->xdtTypeMatches(t) || 92 BuiltinTypes::xsUntypedAtomic->xdtTypeMatches(t)) 93 { 94 return IDStringValue; 95 } 96 else if(BuiltinTypes::xsInteger->xdtTypeMatches(t)) 97 return IDIntegerValue; 98 else 99 return IDFloat; 100 } 101 properties() const102Expression::Properties Literal::properties() const 103 { 104 return IsEvaluated; 105 } 106 description() const107QString Literal::description() const 108 { 109 return m_item.stringValue(); 110 } 111 112 QT_END_NAMESPACE 113