BlackHole.cpp

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/***************************************************************************
 *   Copyright (C) 2004 by Olivier Stezowski                               *
 *   stezow(AT)ipnl.in2p3.fr                                               *
 *                                                                         *
 *   This program 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.                                   *
 *                                                                         *
 *   This program 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 this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#include "BlackHole.h"

#include <iostream>
#include <iomanip>
#include <fstream>

using namespace ADF; 

BlackHole::BlackHole() : NarvalConsumer(), fConsumedBytes(0UL)
{
        // log system
        Log.GetProcessName() = "BlackHole"; 
        Log.SetPID(GetPID()); 
        
        // frameio related
        GetFrameIO().SetName("BlackHole");
        // to be sure unknown frames are written in the ouput
        GetFrameIO().SetModel(ConfAgent::kSafe);        
}

BlackHole::~BlackHole() 
{  
        // in principle not needed ... just in case reset it has not been called by narval
        UInt_t error = 0u; process_reset(&error) ; 
} 

void BlackHole::process_config (const Char_t *directory_path, UInt_t *error_code)
{
        // first init narval stuff
        NarvalInterface::process_config(directory_path,error_code);
        
        if ( (*error_code) == 0u ) {
                // now init your stuff if required
        }
}

UInt_t BlackHole::ProcessBlock (ADF::FrameBlock &in)
{       
        Log.ClearMessage(); Log.SetProcessMethod("ProcessBlock"); 
        
        // just switch to kRead to tell that the block has been consumed
        in.SetModeIO(ConfAgent::kRead);
//      printf(" Black::ProcessBlock %d \n ",in.GetSize());
        fConsumedBytes += in.GetSize();
        
        return 0u;
}


void BlackHole::process_initialise (UInt_t *error_code)
{
        *error_code = 0;
        Log.ClearMessage(); Log.SetProcessMethod("process_initialise"); 
        
        Log << dolog;           
}

void BlackHole::process_reset (UInt_t *error_code)
{
        *error_code = 0;
        Log.ClearMessage(); Log.SetProcessMethod("process_reset");
        
        Log << info << fConsumedBytes << " bytes have been consumed " << dolog;
}