source: trunk/src/xmlpatterns/janitors/qebvextractor.cpp@ 447

Last change on this file since 447 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 3.1 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtXmlPatterns module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
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22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
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40****************************************************************************/
41
42#include "qboolean_p.h"
43#include "qbuiltintypes_p.h"
44#include "qcommonsequencetypes_p.h"
45#include "qgenericsequencetype_p.h"
46
47#include "qebvextractor_p.h"
48
49QT_BEGIN_NAMESPACE
50
51using namespace QPatternist;
52
53EBVExtractor::EBVExtractor(const Expression::Ptr &operand) : SingleContainer(operand)
54{
55}
56
57bool EBVExtractor::evaluateEBV(const DynamicContext::Ptr &context) const
58{
59 return m_operand->evaluateEBV(context);
60}
61
62Expression::Ptr EBVExtractor::typeCheck(const StaticContext::Ptr &context,
63 const SequenceType::Ptr &reqType)
64{
65 return typeCheck<SingleContainer>(context, reqType, this);
66}
67
68SequenceType::Ptr EBVExtractor::staticType() const
69{
70 return makeGenericSequenceType(BuiltinTypes::xsBoolean, Cardinality::exactlyOne());
71}
72
73SequenceType::List EBVExtractor::expectedOperandTypes() const
74{
75 SequenceType::List result;
76 result.append(CommonSequenceTypes::ZeroOrMoreItems);
77 return result;
78}
79
80const SourceLocationReflection *EBVExtractor::actualReflection() const
81{
82 return m_operand->actualReflection();
83}
84
85ExpressionVisitorResult::Ptr EBVExtractor::accept(const ExpressionVisitor::Ptr &visitor) const
86{
87 return visitor->visit(this);
88}
89
90QT_END_NAMESPACE
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