added code documentation for BASE, SampleLib, TPCLib and build system

[u/mrichter/AliRoot.git] / HLT / BASE / AliHLTDataSource.cxx

// $Id$

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Authors: Matthias Richter <Matthias.Richter@ift.uib.no>                *
 *          for The ALICE Off-line Project.                               *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

/** @file   AliHLTDataSource.cxx
    @author Matthias Richter
    @date   
    @brief  Base class implementation for HLT data source components. */

#if __GNUC__>= 3
using namespace std;
#endif

#include "AliHLTDataSource.h"

/** ROOT macro for the implementation of ROOT specific class methods */
ClassImp(AliHLTDataSource)

AliHLTDataSource::AliHLTDataSource()
{ 
}

AliHLTDataSource::~AliHLTDataSource()
{ 
}

int AliHLTDataSource::ProcessEvent( const AliHLTComponent_EventData& evtData,
				    const AliHLTComponent_BlockData* blocks, 
				    AliHLTComponent_TriggerData& trigData,
				    AliHLTUInt8_t* outputPtr, 
				    AliHLTUInt32_t& size,
				    AliHLTUInt32_t& outputBlockCnt, 
				    AliHLTComponent_BlockData*& outputBlocks,
				    AliHLTComponent_EventDoneData*& edd )
{
  int iResult=0;
  vector<AliHLTComponent_BlockData> blockData;
  if (evtData.fBlockCnt > 0) {
    HLTWarning("Data source component skips imput data blocks");
  }
  iResult=GetEvent(evtData, trigData, outputPtr, size, blockData);
  if (iResult>=0) {
    iResult=MakeOutputDataBlockList(blockData, &outputBlockCnt, &outputBlocks);
  }
  edd = NULL;
  return iResult;
}