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#ifndef _QTUNARYOPERATION_
#define _QTUNARYOPERATION_
#ifndef CPPSTDLIB
#include <ospace/string.h> // STL<ToolKit>
#else
#include <string>
#endif
#include <stdio.h>
#include "qlparser/qtoperation.hh"
/*
* This file is part of rasdaman community.
*
* Rasdaman community is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
/**************************************************************
*
*
* COMMENTS:
*
************************************************************/
//@ManMemo: Module: {\bf qlparser}
/*@Doc:
The class serves as superclass for all operation classes taking one
argument.
*/
class QtUnaryOperation : public QtOperation
{
public:
/// default constructor
QtUnaryOperation();
/// constructor getting the node to its operand
QtUnaryOperation( QtOperation* input );
/// virtual destructor
virtual ~QtUnaryOperation();
/// creates a unique name for a common subexpression
virtual std::string getSpelling();
/// simplifies the tree
virtual void simplify();
/// return childs of the node
virtual QtNodeList* getChilds( QtChildType flag );
/// test if the edge to the parent node is of type mdd or atomic
virtual QtAreaType getAreaType();
/// tests if the two nodes have an equal meaning in the query tree
virtual bool equalMeaning( QtNode* node );
/// method for query rewrite
inline virtual void setInput( QtOperation* inputOld, QtOperation* inputNew );
/// optimizing load access
virtual void optimizeLoad( QtTrimList* trimList );
/**
The method passes the given {\tt trimList} list to its input tree.
*/
/// debugging method
virtual void printTree( int tab, std::ostream& s = std::cout, QtChildType mode = QT_ALL_NODES );
//@Man: Read/Write methods for the operand
//@{
///
///
inline virtual void setInput( QtOperation* input );
///
inline QtOperation* getInput();
//@}
protected:
/// operation operand
QtOperation* input;
};
#include "qlparser/qtunaryoperation.icc"
#endif
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