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Diffstat (limited to 'relblobif/blobtilecommon.cc')
| -rw-r--r-- | relblobif/blobtilecommon.cc | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/relblobif/blobtilecommon.cc b/relblobif/blobtilecommon.cc new file mode 100644 index 0000000..d134687 --- /dev/null +++ b/relblobif/blobtilecommon.cc @@ -0,0 +1,172 @@ +/* +* 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>. +*/ +#include "mymalloc/mymalloc.h" + +// This is -*- C++ -*- +/************************************************************* + * + * + * PURPOSE: + * + * + * COMMENTS: + * uses embedded SQL + * + * PURPOSE + * has common code for all database interface implementations + */ + +#include <unistd.h> +#include <stdio.h> +#include <vector> +#include <iostream> +#include <cstring> + +#include "blobtile.hh" + +#include "raslib/error.hh" +#include "reladminif/externs.h" +#include "raslib/rmdebug.hh" +#include "reladminif/sqlerror.hh" +#include "tileid.hh" +#include "inlinetile.hh" +#include "reladminif/objectbroker.hh" +#include "reladminif/dbref.hh" + +// defined in rasserver.cc +extern char globalConnectId[256]; + +BLOBTile::BLOBTile(r_Data_Format dataformat) + : DBTile(dataformat) + { + RMDBGONCE(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << dataformat << ")"); + objecttype = OId::BLOBOID; + } + +/************************************************************* + * Method name...: BLOBTile(r_Bytes newSize, char c) + * + * Arguments.....: + * newSize: size in number of chars + * c: value for all cells + * Return value..: none + * Description...: creates a new BLOBTile containing with all + * cells set to c. + ************************************************************/ + +BLOBTile::BLOBTile(r_Bytes newSize, char c, r_Data_Format dataformat) + : DBTile(newSize, c, dataformat) + { + RMDBGONCE(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << newSize << ", data, " << dataformat << ")"); + objecttype = OId::BLOBOID; + } + + +/************************************************************* + * Method name...: BLOBTile(r_Bytes newSize, + * int patSize, char* pat); + * + * Arguments.....: + * newSize: size in number of chars + * patSize: number of chars in pattern + * pat: char array with the pattern + * Return value..: none + * Description...: creates a new BLOBTile containing the + * repeated pattern pat. newSize shoud be + * a multiply of patSize, otherwise the + * cells are filled up with 0. + ************************************************************/ + +BLOBTile::BLOBTile(r_Bytes newSize, r_Bytes patSize, const char* pat, r_Data_Format dataformat) + : DBTile(newSize, patSize, pat, dataformat) + { + RMDBGONCE(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << newSize << ", " << patSize << ", pattern, " << dataformat << ")"); + objecttype = OId::BLOBOID; + } + +/************************************************************* + * Method name...: BLOBTile(r_Bytes newSize, + * char* newCells) + * + * Arguments.....: + * newSize: size in number of chars + * newCells: char array with the new cells (must + * have at least newSize elements) + * Return value..: none + * Description...: creates a new BLOBTile. The elements of + * the char array are copied! + ************************************************************/ + +BLOBTile::BLOBTile(r_Bytes newSize, const char* newCells, r_Data_Format dataformat) + : DBTile(newSize, newCells, dataformat) + { + RMDBGONCE(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << size << ", data, " << dataformat << ")"); + objecttype = OId::BLOBOID; + } + +BLOBTile::BLOBTile(r_Bytes newSize, const char* newCells, r_Data_Format dataformat, const OId& id) + : DBTile(newSize, newCells, dataformat) + { + RMDBGONCE(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << size << ", data, " << dataformat << ", " << id << ")"); + objecttype = OId::BLOBOID; + myOId = id; + // copied from DBObject::setPersistent() + // if we don't do this the blob will get a new oid + _isPersistent = true; + _isModified = true; + ObjectBroker::registerDBObject(this); + } + +BLOBTile::BLOBTile(const OId& id) throw (r_Error) + : DBTile(id) + { + RMDBGENTER(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << id <<")"); + readFromDb(); + RMDBGEXIT(3, RMDebug::module_blobif, "BLOBTile", "BLOBTile(" << id << ")"); + } + +BLOBTile::BLOBTile(const OId& id, r_Bytes newSize, r_Data_Format newFmt) + : DBTile(id) + { + _isInDatabase = false; + _isPersistent = true; + _isModified = false; + _isCached = false; + dataFormat = newFmt; + currentFormat = r_Array; + size = newSize; + cells = (char*)mymalloc(size * sizeof(char)); + memset(cells, 0, size); + ObjectBroker::registerDBObject(this); + } + +BLOBTile::~BLOBTile() + { + RMDBGENTER(3, RMDebug::module_blobif, "BLOBTile", "~BLOBTile() " << myOId); + validate(); + RMDBGEXIT(3, RMDebug::module_blobif, "BLOBTile", "~BLOBTile() " << myOId << ")"); + } + +char* BLOBTile::BLOBBuffer = NULL; +r_Bytes BLOBTile::BLOBBufferLength = 131072; + |