65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
|
/*
|
||
|
|
----
|
||
|
|
This file is part of SECONDO.
|
||
|
|
|
||
|
|
Copyright (C) 2019,
|
||
|
|
University in Hagen,
|
||
|
|
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
|
||
|
|
----
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
#pragma once
|
||
|
|
#include <string>
|
||
|
|
#include "Algebras/Distributed2/ConnectionInfo.h"
|
||
|
|
#include "../../typedefs.h"
|
||
|
|
|
||
|
|
namespace pregel{
|
||
|
|
|
||
|
|
class QueryRunner{
|
||
|
|
public:
|
||
|
|
QueryRunner(WorkerConnection* _connection,
|
||
|
|
const std::string& _query);
|
||
|
|
|
||
|
|
~QueryRunner();
|
||
|
|
|
||
|
|
std::string getResult();
|
||
|
|
|
||
|
|
bool successful();
|
||
|
|
|
||
|
|
std::string errorMessage();
|
||
|
|
|
||
|
|
QueryRunner(const QueryRunner&) = delete;
|
||
|
|
QueryRunner(QueryRunner&& ) = delete;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
private:
|
||
|
|
WorkerConnection* connection;
|
||
|
|
std::string query;
|
||
|
|
boost::thread* runner;
|
||
|
|
int err;
|
||
|
|
std::string errMsg;
|
||
|
|
std::string result;
|
||
|
|
|
||
|
|
void run();
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
|