/*
----
This file is part of SECONDO.

Copyright (C) 2015,
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
----

*/

#ifndef DISTRIBUTEIPC_H_
#define DISTRIBUTEIPC_H_

#include "ipc.h"

namespace KVS {

//
// Connects kvsDistribute Operator and Application
//
class DistributeIPC {
 public:
  DistributeIPC(IPCConnection* conn);
  ~DistributeIPC();

  bool init(int distributionId, std::string streamType,
            std::string baseAttributeList, std::string targetRelation,
            std::string insertCommand, std::string deleteCommand,
            bool restructure);
  bool health();
  bool checkResult();
  bool getResult();
  bool sendTuple(int serverId, const char* data, unsigned int n);
  void end();
  void close();

  bool requestResultStream();
  char* nextTuple(int* n);

  bool resultStreamSuccess;

  bool resultAvailable;
  int resultCode;
  std::string resultMessage;

 private:
  IPCConnection* conn;
};
}

#endif /* DISTRIBUTEIPC_H_ */