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39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49
50#ifndef Patternist_LiteralSequence_H
51#define Patternist_LiteralSequence_H
52
53#include <private/qemptycontainer_p.h>
54
55QT_BEGIN_NAMESPACE
56
57namespace QPatternist
58{
59 /**
60 * @short Houses a sequence of atomic values, making it available as an Expression.
61 *
62 * This is not only literals that can be created via the XQuery syntax(strings and numbers), but
63 * all other atomic values, such as <tt>xs:date</tt> or <tt>xs:time</tt>. It is not guaranteed
64 * that consecutive atomic values are represented in a LiteralSequence.
65 *
66 * @see <a href="http://www.w3.org/TR/xquery/#id-literals">XQuery 1.0: An XML Query Language,
67 * 3.1.1 Literals</a>
68 * @author Frans Englich <frans.englich@nokia.com>
69 * @ingroup Patternist_expressions
70 */
71 class LiteralSequence : public EmptyContainer
72 {
73 public:
74 /**
75 * Creates a LiteralSequence that represents @p item.
76 *
77 * @param list the list of item. No entry may be @c null. The list
78 * must at least be two entries large.
79 */
80 LiteralSequence(const Item::List &list);
81
82 virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const;
83 virtual SequenceType::Ptr staticType() const;
84
85 virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
86
87 virtual ID id() const;
88
89 virtual Properties properties() const;
90
91 private:
92 const Item::List m_list;
93 };
94}
95
96QT_END_NAMESPACE
97
98#endif
99

source code of qtxmlpatterns/src/xmlpatterns/expr/qliteralsequence_p.h