Go4TaskHandler/TGo4ClientTask.h

Go to the documentation of this file.

// $Id: TGo4ClientTask.h 478 2009-10-29 12:26:09Z linev $
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum für Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------

#ifndef TGO4CLIENTTASK_H
#define TGO4CLIENTTASK_H

#include "TGo4Task.h"

#include "TGo4Command.h"
#include "TString.h"

class TMutex;

class TGo4Command;
class TGo4BufferQueue;
class TGo4TaskHandler;

class TGo4ClientTask : public TGo4Task {

   public:

      TGo4ClientTask(const char* name,
                     const char* serverhost="localhost",
                     UInt_t negotiationport=0,
                     Bool_t blockingmode=kTRUE,
                     Bool_t standalone=kFALSE,
                     Bool_t autostart=kFALSE,
                     Bool_t autocreate=kTRUE,
                     Bool_t ismaster=kFALSE,
                     Bool_t autoconnect=kTRUE);

      virtual ~TGo4ClientTask();

      virtual Int_t Initialization();

      virtual void Quit();

      virtual TGo4TaskStatus* CreateStatus();

      TGo4TaskHandler* GetTaskHandler();

      void AddLocalCommand(TGo4Command * com);

      TGo4BufferQueue* GetCommandQueue(const char* task=0);

      TGo4BufferQueue* GetStatusQueue(const char* task=0);

      TGo4BufferQueue* GetDataQueue(const char* task=0);

      Bool_t ConnectServer(const char* node, UInt_t negport,
                            Go4CommandMode_t role=kGo4ComModeRefused,
                            const char* passwd=0);

      Bool_t DisconnectServer(Bool_t isterminating=kFALSE);

      const char* GetServerHostName(){return fxServerHostname.Data();}


      Bool_t IsConnected(){return fbServerConnected;}

   protected:

      virtual void UpdateStatus(TGo4TaskStatus* state);

   private:
      TGo4BufferQueue* fxStatusQ; 
      TGo4BufferQueue* fxDataQ; 
      TGo4BufferQueue* fxCommandQ; 

      TGo4TaskHandler* fxTaskHandler; 

      TString fxServerHostname;
      Bool_t fbAutoConnect;

      Bool_t fbServerConnected;
   ClassDef(TGo4ClientTask,1)
};

#endif //TGO4CLIENTTASK_H