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/*
* 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>.
*/
/*************************************************************
*
*
* PURPOSE:
*
*
* COMMENTS:
*
************************************************************/
static const char rcsid[] = "@(#)qlparser, QtMintervalOp: $Header: /home/rasdev/CVS-repository/rasdaman/qlparser/qtmintervalop.cc,v 1.12 2003/12/27 20:51:28 rasdev Exp $";
#include "raslib/rmdebug.hh"
#include "qlparser/qtmintervalop.hh"
#include "qlparser/qtdata.hh"
#include "qlparser/qtmintervaldata.hh"
#include "qlparser/qtintervaldata.hh"
#include "qlparser/qtatomicdata.hh"
#include "catalogmgr/ops.hh"
#include "relcatalogif/type.hh"
#include <iostream>
#ifndef CPPSTDLIB
#include <ospace/string.h> // STL<ToolKit>
#else
#include <string>
using namespace std;
#endif
const QtNode::QtNodeType QtMintervalOp::nodeType = QT_MINTERVALOP;
QtMintervalOp::QtMintervalOp( QtOperationList* opList )
: QtNaryOperation( opList )
{
}
QtData*
QtMintervalOp::evaluate( QtDataList* inputList )
{
RMDBCLASS( "QtMintervalOp", "evaluate( QtDataList* )", "qlparser", __FILE__, __LINE__ )
QtData* returnValue = NULL;
QtDataList* operandList = NULL;
if( getOperands( inputList, operandList ) )
{
vector<QtData*>::iterator dataIter;
bool goOn=true;
// check for point operand
if( operandList->size() == 1 && ((*operandList)[0])->getDataType() == QT_MINTERVAL )
{
// pass point as minterval projection
returnValue = (*operandList)[0];
delete operandList;
operandList=NULL;
}
else
{
// first check operand types
for( dataIter=operandList->begin(); dataIter!=operandList->end() && goOn; dataIter++ )
if (!( (*dataIter)->getDataType() == QT_SHORT || (*dataIter)->getDataType() == QT_USHORT ||
(*dataIter)->getDataType() == QT_LONG || (*dataIter)->getDataType() == QT_ULONG ||
(*dataIter)->getDataType() == QT_OCTET || (*dataIter)->getDataType() == QT_CHAR ||
(*dataIter)->getDataType() == QT_INTERVAL))
{
goOn=false;
break;
}
if( !goOn )
{
RMInit::logOut << "Error: QtMintervalOp::evaluate() - expressions for minterval dimensions must be either of type integer or interval." << endl;
parseInfo.setErrorNo(390);
// delete the old operands
if( operandList )
{
for( dataIter=operandList->begin(); dataIter!=operandList->end(); dataIter++ )
if( (*dataIter) ) (*dataIter)->deleteRef();
delete operandList;
operandList=NULL;
}
throw parseInfo;
}
//
// create a QtMintervalData object and fill it
//
r_Minterval domainData( operandList->size() );
vector<bool>* trimFlags = new vector<bool>( operandList->size() );
int pos;
for( dataIter=operandList->begin(), pos=0; dataIter!=operandList->end(); dataIter++,pos++ )
{
if( (*dataIter)->getDataType() == QT_INTERVAL )
{
domainData << ((QtIntervalData*)(*dataIter))->getIntervalData();
(*trimFlags)[pos] = true;
}else
{
if( (*dataIter)->getDataType() == QT_SHORT ||
(*dataIter)->getDataType() == QT_LONG ||
(*dataIter)->getDataType() == QT_OCTET )
domainData << ((QtAtomicData*)(*dataIter))->getSignedValue();
else
domainData << ((QtAtomicData*)(*dataIter))->getUnsignedValue();
(*trimFlags)[pos] = false;
}
}
returnValue = new QtMintervalData( domainData, trimFlags );
// delete the old operands
if( operandList )
{
for( dataIter=operandList->begin(); dataIter!=operandList->end(); dataIter++ )
if( (*dataIter) ) (*dataIter)->deleteRef();
delete operandList;
operandList=NULL;
}
}
}
return returnValue;
}
void
QtMintervalOp::printTree( int tab, ostream& s, QtChildType mode )
{
s << SPACE_STR(tab).c_str() << "QtMintervalOp Object " << getNodeType() << endl;
QtNaryOperation::printTree( tab, s, mode );
}
void
QtMintervalOp::printAlgebraicExpression( ostream& s )
{
s << "[";
QtNaryOperation::printAlgebraicExpression( s );
s << "]";
}
const QtTypeElement&
QtMintervalOp::checkType( QtTypeTuple* typeTuple )
{
RMDBCLASS( "QtMintervalOp", "checkType( QtTypeTuple* )", "qlparser", __FILE__, __LINE__ )
dataStreamType.setDataType( QT_TYPE_UNKNOWN );
QtOperationList::iterator iter;
bool opTypesValid = true;
for( iter=operationList->begin(); iter!=operationList->end() && opTypesValid; iter++ )
{
const QtTypeElement& type = (*iter)->checkType( typeTuple );
// valid types: interval, integers
if (!( type.getDataType() == QT_INTERVAL ||
type.getDataType() == QT_SHORT ||
type.getDataType() == QT_LONG ||
type.getDataType() == QT_OCTET ||
type.getDataType() == QT_USHORT ||
type.getDataType() == QT_ULONG ||
type.getDataType() == QT_CHAR))
{
opTypesValid=false;
break;
}
}
if( !opTypesValid )
{
RMInit::logOut << "Error: QtMintervalOp::checkType() - expressions for minterval dimensions must be either of type integer or interval." << endl;
parseInfo.setErrorNo(390);
throw parseInfo;
}
dataStreamType.setDataType( QT_MINTERVAL );
return dataStreamType;
}
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