XQuilla/include/xqilla/ast/XQInstanceOf.hpp
2020-02-17 22:05:20 +01:00

55 lines
1.4 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: XQInstanceOf.hpp,v 1.9 2006/11/01 16:37:11 jpcs Exp $
*/
#ifndef _XQINSTANCEOF_HPP
#define _XQINSTANCEOF_HPP
#include <xqilla/framework/XQillaExport.hpp>
#include <xqilla/ast/ASTNodeImpl.hpp>
#include <xqilla/runtime/SingleResult.hpp>
class SequenceType;
class XQILLA_API XQInstanceOf : public ASTNodeImpl
{
public:
XQInstanceOf(ASTNode* expr, SequenceType* exprType, XPath2MemoryManager* memMgr);
virtual Result createResult(DynamicContext* context, int flags=0) const;
virtual ASTNode* staticResolution(StaticContext *context);
virtual ASTNode *staticTyping(StaticContext *context);
const ASTNode *getExpression() const;
const SequenceType *getSequenceType() const;
void setExpression(ASTNode *item);
protected:
class InstanceOfResult : public SingleResult
{
public:
InstanceOfResult(const XQInstanceOf *di, int flags);
Item::Ptr getSingleResult(DynamicContext *context) const;
std::string asString(DynamicContext *context, int indent) const;
private:
int _flags;
const XQInstanceOf *_di;
};
ASTNode* _expr;
SequenceType* _exprType;
};
#endif