85 lines
1.7 KiB
C++
85 lines
1.7 KiB
C++
/*
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----
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This file is part of SECONDO.
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Copyright (C) 2017,
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Faculty of Mathematics and Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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*/
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#ifndef DERIVATIONCLIENT_HPP
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#define DERIVATIONCLIENT_HPP
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#include <string>
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#include <string.h>
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namespace DBService{
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/*
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1 Class DerivationClient
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This class derives a new object from a relation using a
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function and inserts it into the database.
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It is executed on a DBService worker node.
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*/
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class DerivationClient{
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public:
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/*
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1.1 Constructor
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*/
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DerivationClient(
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const std::string& _DBName,
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const std::string& _targetName,
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const std::string& _relName,
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const std::string& _fundef);
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/*
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1.2 Function start()
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This function creates a new object using arguments given in constructor.
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*/
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void start();
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private:
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std::string DBName;
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std::string targetName;
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std::string relName;
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std::string fundef;
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std::string relIdOnWorker;
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std::string rid;
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std::string targetId;
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void derivationFailed(const std::string& error);
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void derivationSuccessful();
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};
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}
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#endif
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