diff options
Diffstat (limited to 'qlparser/qtscalardata.cc')
| -rw-r--r-- | qlparser/qtscalardata.cc | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/qlparser/qtscalardata.cc b/qlparser/qtscalardata.cc new file mode 100644 index 0000000..670204d --- /dev/null +++ b/qlparser/qtscalardata.cc @@ -0,0 +1,204 @@ +/* +* 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, QtScalarData: $Header: /home/rasdev/CVS-repository/rasdaman/qlparser/qtscalardata.cc,v 1.17 2005/07/06 22:48:34 rasdev Exp $"; + +#include "qlparser/qtscalardata.hh" + +#include "relcatalogif/basetype.hh" + +#include "raslib/rmdebug.hh" + +#include <iostream> +#ifndef CPPSTDLIB +#include <ospace/string.h> // STL<ToolKit> +#else +#include <string> +#include <cstring> +#include <cstdlib> +using namespace std; +#endif + +#include <iostream> + +// deprecated, not available any longer -- PB 2005-jan-14 +// #include <strstream.h> + +QtScalarData::QtScalarData() + : valueBuffer(NULL), + valueType(NULL) +{ +} + + + +QtScalarData::QtScalarData( const QtScalarData& obj ) + : QtData( obj ) +{ + setLifetime( obj.getLifetime() ); + + // Pointer received from TypeFactory just can be copied. + valueType = obj.valueType; + + if( valueType && obj.valueBuffer ) + { + valueBuffer = new char[ valueType->getSize() ]; + memcpy( (void*)valueBuffer, (void*)obj.valueBuffer, valueType->getSize() ); + } + else + valueBuffer = NULL; +} + + + +QtScalarData::~QtScalarData() +{ + // valueType is not deleted because it is maintained by the typeFactory + + if( valueBuffer ) + { + delete[] valueBuffer; + valueBuffer=NULL; + } +} + + + +QtDataType +QtScalarData::getDataType() const +{ + QtDataType returnValue = QT_BOOL; + + if( valueType ) + switch( valueType->getType() ) + { + case BOOLTYPE: returnValue = QT_BOOL; break; + case CHAR: returnValue = QT_CHAR; break; + case OCTET: returnValue = QT_OCTET; break; + case USHORT: returnValue = QT_USHORT; break; + case SHORT: returnValue = QT_SHORT; break; + case ULONG: returnValue = QT_ULONG; break; + case LONG: returnValue = QT_LONG; break; + case FLOAT: returnValue = QT_FLOAT; break; + case DOUBLE: returnValue = QT_DOUBLE; break; + case STRUCT: returnValue = QT_COMPLEX; break; + default: + RMDBGONCE(0, RMDebug::module_qlparser, "r_QtScalarData", "getDataType() bad type " << valueType->getType()); + break; + } + + return returnValue; +} + + + +bool +QtScalarData::isScalarData() const +{ + return true; +} + + +bool +QtScalarData::equal( const QtData* obj ) const +{ + int returnValue = false; // not equal by initialization + + if( obj->isScalarData() ) + { + QtScalarData* scalarObj = (QtScalarData*)obj; + + if( getDataType() == scalarObj->getDataType() ) // Attention: this is not correct for structs + // compare value buffers + returnValue = (memcmp( (void*)valueBuffer, (void*)scalarObj->valueBuffer, valueType->getSize() ) == 0); + + } + + return returnValue; +} + + + +string +QtScalarData::getSpelling() const +{ + string result; + + // buffer for hex representation of chars + int bufferLen = valueType->getSize() * 2 + 1 + 2; // added final "+2" to remove memleak -- PB 2006-aug-17 + char* buffer = new char[ bufferLen ]; + // replaced deprecated ostrstream -- PB 2005-jan-14 + // ostrstream bufferStream( buffer, bufferLen ); + ostringstream bufferStream( buffer ); + + for( int i=0; i<valueType->getSize(); i++ ) + bufferStream << hex << valueBuffer[i]; + + bufferStream << ends; + + result.append( string( buffer ) ); + + delete[] buffer; + buffer = NULL; + return result; +} + + +char* QtScalarData::getTypeStructure() const +{ + if( valueType ) + return valueType->getTypeStructure(); + else + return NULL; +} + + +void +QtScalarData::printStatus( ostream& stream ) const +{ + if( valueType ) + { + char* typeStructure = valueType->getTypeStructure(); + + stream << "type: " << flush << valueType->getTypeName() + << ", structure: " << flush << typeStructure + << ", value: " << flush; + + valueType->printCell( stream, valueBuffer ); + + free( typeStructure ); + typeStructure=NULL; + QtData::printStatus( stream ); + } + else + stream << "<no type>"; +} |