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Diffstat (limited to 'relcatalogif/chartype.C')
-rw-r--r-- | relcatalogif/chartype.C | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/relcatalogif/chartype.C b/relcatalogif/chartype.C new file mode 100644 index 0000000..3ac3f6a --- /dev/null +++ b/relcatalogif/chartype.C @@ -0,0 +1,158 @@ +/* +* 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: + * uses ODMG-conformant O2 classes + * + * + * COMMENTS: + * none + * + ************************************************************/ + +static const char rcsid[] = "@(#)catalogif,CharType: $Header: /home/rasdev/CVS-repository/rasdaman/relcatalogif/chartype.C,v 1.10 2003/12/27 23:23:04 rasdev Exp $"; + +#include "chartype.hh" +#include <iomanip> +#include <string.h> +#include <limits.h> + +/************************************************************* + * Method name...: CharType(); + * + * Arguments.....: none + * Return value..: none + * Description...: initializes member variables for an + * CharType. + ************************************************************/ + +CharType::CharType() + : UIntegralType(CharType::Name, 1) + { + myType = CHAR; + myOId = OId(CHAR, OId::ATOMICTYPEOID); + } + +/************************************************************* + * Method name...: CharType(const CharType& old); + * + * Arguments.....: none + * Return value..: none + * Description...: copy constructor + ************************************************************/ + +CharType::CharType(const CharType& old) + : UIntegralType(CharType::Name, old.size) + { + } + +CharType::CharType(const OId& id) throw (r_Error) + : UIntegralType(OId(CHAR, OId::ATOMICTYPEOID)) + { + readFromDb(); + } + +/************************************************************* + * Method name...: operator=(const CharType&); + * + * Arguments.....: none + * Return value..: none + * Description...: copy constructor + ************************************************************/ + +CharType& +CharType::operator=(const CharType& old) + { + // Gracefully handle self assignment + if (this == &old) + return *this; + AtomicType::operator=(old); + return *this; + } + +void +CharType::readFromDb() throw (r_Error) + { + setName(CharType::Name); + myType = CHAR; + myOId = OId(CHAR, OId::ATOMICTYPEOID); + size = 1; + } + +/************************************************************* + * Method name...: ~CharType(); + * + * Arguments.....: none + * Return value..: none + * Description...: virtual destructor + ************************************************************/ + +CharType::~CharType() + { + } + +/************************************************************* + * Method name...: void printCell( ostream& stream, + * const char* cell ) + * + * Arguments.....: + * stream: stream to print on + * cell: pointer to cell to print + * Return value..: none + * Description...: prints a cell cell in hex on stream + * followed by a space. + * Assumes that Char is stored MSB..LSB + * on HP. + ************************************************************/ + +void +CharType::printCell( ostream& stream, const char* cell ) const +{ + // !!!! HP specific, assumes 1 Byte char + stream << std::setw(4) << (r_Long)(*(unsigned char*)cell); +} + +r_ULong* +CharType::convertToCULong(const char* cell, r_ULong* value) const +{ + // !!!! HP specific, assumes 4 Byte long and MSB..LSB + // byte order + *value = *(unsigned char*)cell; + return value; +} + + +char* +CharType::makeFromCULong(char* cell, const r_ULong* value) const + { + r_ULong myLong = *value; + //restricting long to value range of short + myLong = myLong > UCHAR_MAX ? UCHAR_MAX : myLong; + myLong = myLong < 0 ? 0 : myLong; + // !!!! HP specific, assumes 4 Byte long and MSB..LSB + // byte order + *(unsigned char*)(cell)=(unsigned char)myLong; + return cell; + } |