| 1 | /****************************************************************************
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| 2 | **
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| 3 | ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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| 4 | ** All rights reserved.
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| 5 | ** Contact: Nokia Corporation ([email protected])
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| 6 | **
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| 7 | ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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| 8 | **
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| 9 | ** $QT_BEGIN_LICENSE:LGPL$
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| 10 | ** Commercial Usage
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| 11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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| 12 | ** accordance with the Qt Commercial License Agreement provided with the
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| 13 | ** Software or, alternatively, in accordance with the terms contained in
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| 14 | ** a written agreement between you and Nokia.
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| 15 | **
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| 16 | ** GNU Lesser General Public License Usage
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| 17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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| 18 | ** General Public License version 2.1 as published by the Free Software
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| 19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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| 20 | ** packaging of this file. Please review the following information to
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| 21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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| 22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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| 23 | **
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| 24 | ** In addition, as a special exception, Nokia gives you certain additional
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| 25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
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| 26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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| 27 | **
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| 28 | ** GNU General Public License Usage
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| 29 | ** Alternatively, this file may be used under the terms of the GNU
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| 30 | ** General Public License version 3.0 as published by the Free Software
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| 31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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| 32 | ** packaging of this file. Please review the following information to
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| 33 | ** ensure the GNU General Public License version 3.0 requirements will be
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| 34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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| 35 | **
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| 36 | ** If you have questions regarding the use of this file, please contact
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| 37 | ** Nokia at [email protected].
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| 38 | ** $QT_END_LICENSE$
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| 39 | **
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| 40 | ****************************************************************************/
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| 41 |
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| 42 | #include "qcommonsequencetypes_p.h"
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| 43 | #include "qgenericsequencetype_p.h"
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| 44 | #include "qitemmappingiterator_p.h"
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| 45 | #include "qpatternistlocale_p.h"
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| 46 |
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| 47 | #include "qitemverifier_p.h"
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| 48 |
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| 49 | QT_BEGIN_NAMESPACE
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| 50 |
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| 51 | using namespace QPatternist;
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| 52 |
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| 53 | ItemVerifier::ItemVerifier(const Expression::Ptr &operand,
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| 54 | const ItemType::Ptr &reqType,
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| 55 | const ReportContext::ErrorCode errorCode) : SingleContainer(operand),
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| 56 | m_reqType(reqType),
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| 57 | m_errorCode(errorCode)
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| 58 | {
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| 59 | Q_ASSERT(reqType);
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| 60 | }
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| 61 |
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| 62 | void ItemVerifier::verifyItem(const Item &item, const DynamicContext::Ptr &context) const
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| 63 | {
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| 64 | if(m_reqType->itemMatches(item))
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| 65 | return;
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| 66 |
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| 67 | context->error(QtXmlPatterns::tr("The item %1 did not match the required type %2.")
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| 68 | .arg(formatData(item.stringValue()),
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| 69 | formatType(context->namePool(), m_reqType)),
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| 70 | m_errorCode,
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| 71 | this);
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| 72 | }
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| 73 |
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| 74 | const SourceLocationReflection *ItemVerifier::actualReflection() const
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| 75 | {
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| 76 | return m_operand->actualReflection();
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| 77 | }
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| 78 |
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| 79 | Item ItemVerifier::evaluateSingleton(const DynamicContext::Ptr &context) const
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| 80 | {
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| 81 | const Item item(m_operand->evaluateSingleton(context));
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| 82 |
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| 83 | if(item)
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| 84 | {
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| 85 | verifyItem(item, context);
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| 86 | return item;
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| 87 | }
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| 88 | else
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| 89 | return Item();
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| 90 | }
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| 91 |
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| 92 | Item ItemVerifier::mapToItem(const Item &item, const DynamicContext::Ptr &context) const
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| 93 | {
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| 94 | verifyItem(item, context);
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| 95 | return item;
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| 96 | }
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| 97 |
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| 98 | Item::Iterator::Ptr ItemVerifier::evaluateSequence(const DynamicContext::Ptr &context) const
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| 99 | {
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| 100 | return makeItemMappingIterator<Item>(ConstPtr(this),
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| 101 | m_operand->evaluateSequence(context),
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| 102 | context);
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| 103 | }
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| 104 |
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| 105 | SequenceType::Ptr ItemVerifier::staticType() const
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| 106 | {
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| 107 | return makeGenericSequenceType(m_reqType, m_operand->staticType()->cardinality());
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| 108 | }
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| 109 |
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| 110 | SequenceType::List ItemVerifier::expectedOperandTypes() const
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| 111 | {
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| 112 | SequenceType::List result;
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| 113 | result.append(CommonSequenceTypes::ZeroOrMoreItems);
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| 114 | return result;
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| 115 | }
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| 116 |
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| 117 | ExpressionVisitorResult::Ptr ItemVerifier::accept(const ExpressionVisitor::Ptr &visitor) const
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| 118 | {
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| 119 | return visitor->visit(this);
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| 120 | }
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| 121 |
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| 122 | QT_END_NAMESPACE
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