XQuilla/include/xqilla/ast/XQSequence.hpp
2020-02-17 22:11:31 +01:00

66 lines
2 KiB
C++

/*
* Copyright (c) 2001-2006
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004-2006
* Progress Software Corporation. All rights reserved.
* Copyright (c) 2004-2006
* Oracle. All rights reserved.
*
* See the file LICENSE for redistribution information.
*
* $Id: XQSequence.hpp,v 1.12 2007/02/07 12:12:54 jpcs Exp $
*/
#ifndef _XQSEQUENCE_HPP
#define _XQSEQUENCE_HPP
#include <xqilla/framework/XQillaExport.hpp>
#include <xqilla/ast/ASTNodeImpl.hpp>
#include <xqilla/items/ItemConstructor.hpp>
class XPath2MemoryManager;
class DynamicContext;
/** deals with the numeric data type */
class XQILLA_API XQSequence : public ASTNodeImpl
{
public:
XQSequence(const Item::Ptr &item, DynamicContext *context, XPath2MemoryManager* memMgr);
XQSequence(ItemConstructor *ic, XPath2MemoryManager* memMgr);
XQSequence(XPath2MemoryManager* memMgr);
~XQSequence();
virtual bool isDateOrTimeAndHasNoTimezone(StaticContext* context) const;
virtual bool isSingleNumericConstant(StaticContext *context) const;
virtual ASTNode* staticResolution(StaticContext *context);
virtual ASTNode *staticTyping(StaticContext *context);
virtual Result createResult(DynamicContext* context, int flags=0) const;
virtual void generateEvents(EventHandler *events, DynamicContext *context,
bool preserveNS, bool preserveType) const;
const ItemConstructor::Vector &getItemConstructors() const
{
return _itemConstructors;
}
static XQSequence *constantFold(Result &result, DynamicContext *context, XPath2MemoryManager* memMgr,
const LocationInfo *location);
private:
class SequenceResult : public ResultImpl {
public:
SequenceResult(const XQSequence *seq);
Item::Ptr next(DynamicContext *context);
std::string asString(DynamicContext *context, int indent) const;
private:
const XQSequence *_seq;
ItemConstructor::Vector::const_iterator _it;
};
ItemConstructor::Vector _itemConstructors;
};
#endif