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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>.
/
/**
* INCLUDE: partinsert.cc
*
* MODULE: rasodmg
* CLASS: r_Partial_Insert
*
* COMMENTS:
* None
*/
#include <string.h>
#include <stdio.h>
#include <vector>
#include "raslib/rminit.hh"
#include "raslib/rmdebug.hh"
#include "raslib/minterval.hh"
#include "raslib/error.hh"
#include "rasodmg/storagelayout.hh"
#include "rasodmg/alignedtiling.hh"
#include "rasodmg/gmarray.hh"
#include "rasodmg/database.hh"
#include "rasodmg/oqlquery.hh"
#include "rasodmg/partinsert.hh"
// format string for creating collections; parameters: collection name, set type
const char *r_Partial_Insert::format_create = "CREATE COLLECTION %s %s";
// format string for updating the MDD; parameters: collection name, local oid
const char *r_Partial_Insert::format_update = "UPDATE %s AS x SET x ASSIGN $1 WHERE OID(x) = %f";
r_Partial_Insert::r_Partial_Insert( r_Database &usedb, const char *collname, const char *mddtype, const char *settype, const r_Storage_Layout &stl ) : mydb(usedb)
{
init_share(collname, mddtype, settype);
mystl = stl.clone();
}
r_Partial_Insert::r_Partial_Insert( r_Database &usedb, const char *collname, const char *mddtype, const char *settype, const r_Minterval &dom, unsigned int tsize ) : mydb(usedb)
{
init_share(collname, mddtype, settype);
r_Aligned_Tiling *tilingObj = new r_Aligned_Tiling(dom, tsize * dom.cell_count());
mystl = new r_Storage_Layout(tilingObj);
}
r_Partial_Insert::r_Partial_Insert( const r_Partial_Insert &src ) : mydb(src.mydb)
{
init_share(src.collName, src.mddType, src.setType);
mystl = src.mystl->clone();
}
r_Partial_Insert::~r_Partial_Insert( void )
{
if (collName != NULL)
delete [] collName;
if (mddType != NULL)
delete [] mddType;
if (setType != NULL)
delete [] setType;
if (mystl != NULL)
delete mystl;
}
void r_Partial_Insert::init_share( const char *collname, const char *mddtype, const char *settype )
{
collName = new char[strlen(collname)+1];
strcpy(collName, collname);
mddType = new char[strlen(mddtype)+1];
strcpy(mddType, mddtype);
setType = new char[strlen(settype)+1];
strcpy(setType, settype);
doUpdate = 0;
}
int r_Partial_Insert::update( r_GMarray *mddPtr,
r_Data_Format transferFormat,
const char* transferFormatParams,
r_Data_Format storageFormat,
const char* storageFormatParams
)
{
RMDBGENTER(0, RMDebug::module_rasodmg, "r_Partial_Insert", "update()");
try {
mddPtr->set_storage_layout(mystl->clone());
mddPtr->set_type_by_name(mddType);
}
catch (r_Error &err) {
RMInit::logOut << "r_Partial_Insert::update(): unable to set storage_layout for the currend MDD: "
<< err.what() << endl;
return -1;
}
if (doUpdate == 0)
{
char *queryBuffer = new char[strlen(format_create) + strlen(collName) + strlen(setType)];
sprintf(queryBuffer, format_create, collName, setType);
// first try creating the collection
try
{
// this is basically 3 bytes to long, but that doesn't matter
myta.begin();
mydb.set_transfer_format(transferFormat, transferFormatParams);
mydb.set_storage_format(storageFormat, storageFormatParams);
r_OQL_Query query(queryBuffer);
r_oql_execute(query);
myta.commit();
RMDBGMIDDLE(0, RMDebug::module_rasodmg, "r_Partial_Insert", "update(): created new collection " << collName << " with type " << setType );
}
catch (r_Error &err)
{
RMDBGMIDDLE(0, RMDebug::module_rasodmg, "r_Partial_Insert", "update(): can't create collection: " << err.what() );
myta.abort();
// failure to create the collection is not an error
}
delete [] queryBuffer;
// now create the root object
try
{
myta.begin();
mydb.set_transfer_format(transferFormat, transferFormatParams);
mydb.set_storage_format(storageFormat, storageFormatParams);
r_Ref<r_GMarray> mddp = new (&mydb, mddType) r_GMarray(*mddPtr);
r_Ref<r_Set<r_Ref<r_GMarray> > > mddCollPtr;
mddCollPtr = (r_Ref<r_Set<r_Ref<r_GMarray> > >)(mydb.lookup_object(collName));
mddCollPtr->insert_element(mddp);
myOId = mddp->get_oid();
myta.commit();
RMDBGMIDDLE(0, RMDebug::module_rasodmg, "r_Partial_Insert", "update(): reated root object OK, oid = " << myOId );
doUpdate = 1;
}
catch (r_Error &err)
{
RMInit::logOut << "r_Partial_Insert::update(): unable to create root object: "
<< err.what() << endl;
myta.abort();
return -1;
}
}
else
{
char *queryBuffer = new char[strlen(format_update) + strlen(collName) + 32];
sprintf(queryBuffer, format_update, collName, myOId.get_local_oid());
// try the update
try
{
myta.begin();
mydb.set_transfer_format(transferFormat, transferFormatParams);
mydb.set_storage_format(storageFormat, storageFormatParams);
RMDBGMIDDLE(1, RMDebug::module_rasodmg, "r_Partial_Insert", "update(): QUERY: " << queryBuffer );
r_OQL_Query query(queryBuffer);
query << (*mddPtr);
r_oql_execute(query);
myta.commit();
RMDBGMIDDLE(0, RMDebug::module_rasodmg, "r_Partial_Insert", "update(): update object OK" );
}
catch (r_Error &err)
{
RMInit::logOut << "r_Partial_Insert::update(): failed to update marray: "
<< err.what() << endl;
myta.abort();
delete [] queryBuffer;
RMDBGEXIT(1, RMDebug::module_rasodmg, "r_Partial_Insert", "failed");
return -1;
}
delete [] queryBuffer;
}
RMDBGEXIT(1, RMDebug::module_rasodmg, "r_Partial_Insert", "update(): exiting OK" );
return 0;
}
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