Qt 4.8
qliteral.cpp
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41 
42 #include "qboolean_p.h"
43 #include "qbuiltintypes_p.h"
44 #include "qcommonsequencetypes_p.h"
45 #include "qgenericsequencetype_p.h"
46 
47 #include "qliteral_p.h"
48 
50 
51 using namespace QPatternist;
52 
53 Literal::Literal(const Item &i) : m_item(i)
54 {
57 }
58 
60 {
61  return m_item;
62 }
63 
64 bool Literal::evaluateEBV(const DynamicContext::Ptr &context) const
65 {
66  return Boolean::evaluateEBV(m_item, context);
67 }
68 
70 {
71  context->outputReceiver()->item(m_item);
72 }
73 
75 {
76  return makeGenericSequenceType(m_item.type(), Cardinality::exactlyOne());
77 }
78 
80 {
81  return visitor->visit(this);
82 }
83 
85 {
88  const ItemType::Ptr t(m_item.type());
89 
90  if(BuiltinTypes::xsBoolean->xdtTypeMatches(t))
91  return IDBooleanValue;
92  else if(BuiltinTypes::xsString->xdtTypeMatches(t) ||
93  BuiltinTypes::xsAnyURI->xdtTypeMatches(t) ||
94  BuiltinTypes::xsUntypedAtomic->xdtTypeMatches(t))
95  {
96  return IDStringValue;
97  }
98  else if(BuiltinTypes::xsInteger->xdtTypeMatches(t))
99  return IDIntegerValue;
100  else
101  return IDFloat;
102 }
103 
105 {
106  return IsEvaluated;
107 }
108 
110 {
111  return m_item.stringValue();
112 }
113 
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
Literal(const Item &item)
Definition: qliteral.cpp:53
static bool evaluateEBV(const Item::Iterator::Ptr &e, const QExplicitlySharedDataPointer< DynamicContext > &)
Definition: qboolean.cpp:55
The QString class provides a Unicode character string.
Definition: qstring.h:83
#define Q_ASSERT(cond)
Definition: qglobal.h:1823
virtual SequenceType::Ptr staticType() const
Definition: qliteral.cpp:74
virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const
Definition: qliteral.cpp:79
static const AtomicType::Ptr xsString
virtual bool evaluateEBV(const DynamicContext::Ptr &context) const
Definition: qliteral.cpp:64
virtual QString description() const
Definition: qliteral.cpp:109
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
virtual Properties properties() const
Definition: qliteral.cpp:104
The namespace for the internal API of QtXmlPatterns.
QString stringValue() const
Returns the string value of this Item.
Definition: qitem_p.h:302
virtual void item(const Item &item)=0
Sends an Item to this QAbstractXmlReceiver that may be a QXmlNodeModelIndex or an AtomicValue...
QExplicitlySharedDataPointer< ItemType > type() const
Returns the ItemType this Item is of.
Definition: qitem_p.h:365
void evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
Definition: qliteral.cpp:69
static const AtomicType::Ptr xsUntypedAtomic
bool isAtomicValue() const
Determines whether this item is an atomic value, or a node.
Definition: qitem_p.h:335
Represents an item in the XPath 2.0 Data Model.
Definition: qitem_p.h:182
virtual ID id() const
Definition: qliteral.cpp:84
static const AtomicType::Ptr xsInteger
static Cardinality exactlyOne()
static const AtomicType::Ptr xsBoolean
The QFlags class provides a type-safe way of storing OR-combinations of enum values.
Definition: qglobal.h:2313
virtual QAbstractXmlReceiver * outputReceiver() const =0
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
Definition: qliteral.cpp:59
static const AtomicType::Ptr xsAnyURI