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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>.
*/
// This is -*- C++ -*-
/*****************************************************************************
 *
 *
 * PURPOSE:
 *
 *
 * COMMENTS:
 *   uses embedded SQL
 *
 *****************************************************************************/

static const char rcsid[] = "@(#)reladminif,OIdIf: $Id: oidif.ec,v 1.5 2003/12/27 23:11:43 rasdev Exp $";

#include "debug-srv.hh"

// general embedded SQL related definitions
EXEC SQL include "sqlglobals.h";

#include "oidif.hh"
#include "raslib/rmdebug.hh"
#include "sqlerror.hh"
#include "adminif.hh"

void
OId::initialize()
{
	RMDBGENTER(4, RMDebug::module_adminif, "OId", "initialize()");
	ENTER( "OId::initialize" );
	
	loadedOk = false;
	
	EXEC SQL BEGIN DECLARE SECTION;
		long	nextoid;
		char name[STRING_MAXLEN];
	EXEC SQL END DECLARE SECTION;
	nextoid = 0;
	for (int i = 1; i < maxCounter; i++)
	{
		(void) strncpy( name, (char*) counterNames[i], (size_t) sizeof(name) );
		
		TALK( "EXEC SQL SELECT NextValue INTO :nextoid FROM RAS_COUNTERS WHERE CounterName = " << name );
		EXEC SQL SELECT NextValue INTO :nextoid
			FROM RAS_COUNTERS
			WHERE CounterName = :name;
		TALK( "-> nextoid=" << nextoid );
		if (check("OId::initialize() SELECT OId"))
		{
			RMInit::logOut << "OId::initialize() error reading " << name << endl;
			generateException();
		}
		*counterIds[i] = nextoid;
		RMDBGMIDDLE(4, RMDebug::module_adminif, "OIdIf", "read " << counterNames[i] << " " << *counterIds[i]);
	}

	loadedOk = true;
	
	LEAVE( "OId::initialize" );
	RMDBGEXIT(4, RMDebug::module_adminif, "OId", "initialize()");
}

void
OId::deinitialize()
{
	RMDBGENTER(4, RMDebug::module_adminif, "OId", "deinitialize()");
	ENTER( "OId::deinitialize" );

	if (AdminIf::isReadOnlyTA())
	{
		RMDBGMIDDLE(4, RMDebug::module_adminif, "OIdIf", "do nothing is read only");
	}
	else
	{
		if (AdminIf::isAborted())
		{
			RMDBGMIDDLE(4, RMDebug::module_adminif, "OIdIf", "do nothing is aborted");
		}
		
		else if(loadedOk==false)
		{
			 RMDBGMIDDLE(4, RMDebug::module_adminif, "OIdIf", "avoiding to write uninitialized counters into DB");
		}
		
		else
		{
			EXEC SQL BEGIN DECLARE SECTION;
				long	nextoid1;
				char    name2[STRING_MAXLEN];
			EXEC SQL END DECLARE SECTION;

			for (int i = 1; i < maxCounter; i++)
			{
				nextoid1 = *counterIds[i];
				(void) strncpy( name2, (char*) counterNames[i], (size_t) sizeof(name2) );

				RMDBGMIDDLE(4, RMDebug::module_adminif, "OIdIf", "setting " << name2 << " to " << nextoid1)
				TALK( "EXEC SQL UPDATE RAS_COUNTERS SET NextValue = " << nextoid1 << " WHERE CounterName = " << name2 );
				EXEC SQL UPDATE RAS_COUNTERS SET NextValue = :nextoid1
					WHERE CounterName = :name2;
				if (check("OId::deinitialize() UPDATE OId"))
				{
					RMInit::logOut << "OId::deinitialize() error writing " << name2 << endl;
				}
			}
		}
	}
	
	loadedOk = false;

	LEAVE( "OId::deinitialize" );
	RMDBGEXIT(4, RMDebug::module_adminif, "OId", "deinitialize()");
}