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41
42 #include "qatomictype_p.h"
43 #include "qbuiltintypes_p.h"
44 #include "qcommonvalues_p.h"
45 #include "qdynamiccontext_p.h"
46 #include "qpatternistlocale_p.h"
47 #include "qvalidationerror_p.h"
48
49 #include "qboolean_p.h"
50
51 QT_BEGIN_NAMESPACE
52
53 using namespace QPatternist;
54
evaluateEBV(const Item::Iterator::Ptr & it,const QExplicitlySharedDataPointer<DynamicContext> & context)55 bool Boolean::evaluateEBV(const Item::Iterator::Ptr &it,
56 const QExplicitlySharedDataPointer<DynamicContext> &context)
57 {
58 return evaluateEBV(it->next(), it, context);
59 }
60
evaluateEBV(const Item & first,const Item::Iterator::Ptr & it,const QExplicitlySharedDataPointer<DynamicContext> & context)61 bool Boolean::evaluateEBV(const Item &first,
62 const Item::Iterator::Ptr &it,
63 const QExplicitlySharedDataPointer<DynamicContext> &context)
64 {
65 Q_ASSERT(it);
66 Q_ASSERT(context);
67
68 if(!first)
69 return false;
70 else if(first.isNode())
71 return true;
72
73 const Item second(it->next());
74
75 if(second)
76 {
77 Q_ASSERT(context);
78 context->error(QtXmlPatterns::tr("Effective Boolean Value cannot be calculated for a sequence "
79 "containing two or more atomic values."),
80 ReportContext::FORG0006,
81 QSourceLocation());
82 return false;
83 }
84 else
85 return first.as<AtomicValue>()->evaluateEBV(context);
86 }
87
evaluateEBV(const Item & item,const QExplicitlySharedDataPointer<DynamicContext> & context)88 bool Boolean::evaluateEBV(const Item &item,
89 const QExplicitlySharedDataPointer<DynamicContext> &context)
90 {
91 if(!item)
92 return false;
93 else if(item.isNode())
94 return true;
95 else
96 return item.as<AtomicValue>()->evaluateEBV(context);
97 }
98
Boolean(const bool value)99 Boolean::Boolean(const bool value) : m_value(value)
100 {
101 }
102
stringValue() const103 QString Boolean::stringValue() const
104 {
105 return m_value
106 ? CommonValues::TrueString->stringValue()
107 : CommonValues::FalseString->stringValue();
108 }
109
evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const110 bool Boolean::evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const
111 {
112 return m_value;
113 }
114
fromValue(const bool value)115 Boolean::Ptr Boolean::fromValue(const bool value)
116 {
117 return value ? CommonValues::BooleanTrue : CommonValues::BooleanFalse;
118 }
119
fromLexical(const QString & lexical)120 AtomicValue::Ptr Boolean::fromLexical(const QString &lexical)
121 {
122 const QString val(lexical.trimmed()); /* Apply the whitespace facet. */
123
124 if(val == QLatin1String("true") || val == QChar(QLatin1Char('1')))
125 return CommonValues::BooleanTrue;
126 else if(val == QLatin1String("false") || val == QChar(QLatin1Char('0')))
127 return CommonValues::BooleanFalse;
128 else
129 return ValidationError::createError();
130 }
131
type() const132 ItemType::Ptr Boolean::type() const
133 {
134 return BuiltinTypes::xsBoolean;
135 }
136
137 QT_END_NAMESPACE
138