Files
secondo/Algebras/DBService2/OperatorUseIncrementalMetadataUpdate.cpp
2026-01-23 17:03:45 +08:00

89 lines
2.6 KiB
C++

/*
----
This file is part of SECONDO.
Copyright (C) 2017,
Faculty of Mathematics and Computer Science,
Database Systems for New Applications.
SECONDO 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 2 of the License, or
(at your option) any later version.
SECONDO 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 SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
----
*/
#include "Algebras/Distributed2/Dist2Helper.h"
#include "Algebras/DBService2/DBServiceManager.hpp"
#include "Algebras/DBService2/DebugOutput.hpp"
#include "Algebras/DBService2/OperatorUseIncrementalMetadataUpdate.hpp"
#include <loguru.hpp>
using namespace std;
extern boost::recursive_mutex nlparsemtx;
namespace DBService
{
ListExpr OperatorUseIncrementalMetadataUpdate::mapType(ListExpr nestedList)
{
print(nestedList, std::cout);
LOG_F(INFO, "%s", "Acquiring lock for nlparsemtx...");
boost::lock_guard<boost::recursive_mutex> guard(nlparsemtx);
LOG_F(INFO, "%s", "Successfully acquired lock for nlparsemtx...");
if (!nl->HasLength(nestedList, 1))
{
ErrorReporter::ReportError(
"expected one argument");
return nl->TypeError();
}
if(!CcBool::checkType(nl->First(nestedList)))
{
ErrorReporter::ReportError(
"first argument must be bool");
return nl->TypeError();
}
return listutils::basicSymbol<CcBool>();
}
int OperatorUseIncrementalMetadataUpdate::mapValue(Word* args,
Word& result,
int message,
Word& local,
Supplier s)
{
bool currentValue = DBServiceManager::isUsingIncrementalMetadataUpdate();
print("currentValue", currentValue, std::cout);
bool newValue = static_cast<CcBool*>(args[0].addr)->GetValue();
print("newValue", newValue, std::cout);
if(currentValue != newValue)
{
DBServiceManager::useIncrementalMetadataUpdate(newValue);
}
result = qp->ResultStorage(s);
// return whether the update mode was changed
static_cast<CcBool*>(result.addr)->Set(true, (currentValue != newValue));
return 0;
}
}