blob: 8628d0e6cc89e043cb9415f000f88646ba0409b7 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qboolean_p.h"
#include "qbuiltintypes_p.h"
#include "qcommonsequencetypes_p.h"
#include "qgenericsequencetype_p.h"
#include "qliteral_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
Literal::Literal(const Item &i) : m_item(i)
{
Q_ASSERT(m_item);
Q_ASSERT(m_item.isAtomicValue());
}
Item Literal::evaluateSingleton(const DynamicContext::Ptr &) const
{
return m_item;
}
bool Literal::evaluateEBV(const DynamicContext::Ptr &context) const
{
return Boolean::evaluateEBV(m_item, context);
}
void Literal::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
{
context->outputReceiver()->item(m_item);
}
SequenceType::Ptr Literal::staticType() const
{
return makeGenericSequenceType(m_item.type(), Cardinality::exactlyOne());
}
ExpressionVisitorResult::Ptr Literal::accept(const ExpressionVisitor::Ptr &visitor) const
{
return visitor->visit(this);
}
Expression::ID Literal::id() const
{
Q_ASSERT(m_item);
Q_ASSERT(m_item.isAtomicValue());
const ItemType::Ptr t(m_item.type());
if(BuiltinTypes::xsBoolean->xdtTypeMatches(t))
return IDBooleanValue;
else if(BuiltinTypes::xsString->xdtTypeMatches(t) ||
BuiltinTypes::xsAnyURI->xdtTypeMatches(t) ||
BuiltinTypes::xsUntypedAtomic->xdtTypeMatches(t))
{
return IDStringValue;
}
else if(BuiltinTypes::xsInteger->xdtTypeMatches(t))
return IDIntegerValue;
else
return IDFloat;
}
Expression::Properties Literal::properties() const
{
return IsEvaluated;
}
QString Literal::description() const
{
return m_item.stringValue();
}
QT_END_NAMESPACE
|
