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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)51 Literal::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 &) const57 Item Literal::evaluateSingleton(const DynamicContext::Ptr &) const
58 {
59     return m_item;
60 }
61 
evaluateEBV(const DynamicContext::Ptr & context) const62 bool Literal::evaluateEBV(const DynamicContext::Ptr &context) const
63 {
64     return Boolean::evaluateEBV(m_item, context);
65 }
66 
evaluateToSequenceReceiver(const DynamicContext::Ptr & context) const67 void Literal::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
68 {
69     context->outputReceiver()->item(m_item);
70 }
71 
staticType() const72 SequenceType::Ptr Literal::staticType() const
73 {
74     return makeGenericSequenceType(m_item.type(), Cardinality::exactlyOne());
75 }
76 
accept(const ExpressionVisitor::Ptr & visitor) const77 ExpressionVisitorResult::Ptr Literal::accept(const ExpressionVisitor::Ptr &visitor) const
78 {
79     return visitor->visit(this);
80 }
81 
id() const82 Expression::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() const102 Expression::Properties Literal::properties() const
103 {
104     return IsEvaluated;
105 }
106 
description() const107 QString Literal::description() const
108 {
109     return m_item.stringValue();
110 }
111 
112 QT_END_NAMESPACE
113