XQuilla/include/xqilla/ast/XQSequence.hpp
2020-02-17 22:14:54 +01:00

74 lines
2.4 KiB
C++

/*
* Copyright (c) 2001-2008
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004-2008
* Oracle. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* $Id: XQSequence.hpp 475 2008-01-08 18:47:44Z jpcs $
*/
#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