ByteStreamInputSvc.h

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef BYTESTREAMCNVSVC_BYTESTREAMINPUTSVC_H
#define BYTESTREAMCNVSVC_BYTESTREAMINPUTSVC_H
 
#include <exception>
#include "AthenaBaseComps/AthService.h"
#include "ByteStreamData/RawEvent.h"
#include "ByteStreamCnvSvc/ByteStreamExceptions.h"
 
class ByteStreamInputSvc : public ::AthService {
public:
  ByteStreamInputSvc(const std::string& name, ISvcLocator* svcloc);
  virtual ~ByteStreamInputSvc(void);
 
  static const InterfaceID& interfaceID();
 
  virtual const RawEvent* nextEvent() = 0;
  virtual const RawEvent* previousEvent() = 0;
  virtual void setEvent(void* /*data*/, unsigned int /*status*/) {}
  virtual const RawEvent* currentEvent() const = 0;
  virtual unsigned int currentEventStatus() const;
  virtual std::pair<long,std::string> getBlockIterator(const std::string& /* file */);
  virtual void closeBlockIterator(bool);
  virtual bool ready();
  virtual StatusCode generateDataHeader(); 
  virtual long positionInBlock();
  virtual void validateEvent();
};
 
inline const InterfaceID& ByteStreamInputSvc::interfaceID() {
  static const InterfaceID IID_ByteStreamInputSvc("ByteStreamInputSvc", 1, 0);
  return(IID_ByteStreamInputSvc);
}
 
inline unsigned int ByteStreamInputSvc::currentEventStatus() const {
  return(0);
}
 
// Virtual methods needed for file input
inline std::pair<long,std::string> ByteStreamInputSvc::getBlockIterator(const std::string& /* file */) {return std::make_pair(-1,"GUID");}
inline void ByteStreamInputSvc::closeBlockIterator(bool) {}
inline bool ByteStreamInputSvc::ready() {return false;}
inline StatusCode ByteStreamInputSvc::generateDataHeader() {return StatusCode::SUCCESS;}
inline long ByteStreamInputSvc::positionInBlock() {return -1;} 
inline void ByteStreamInputSvc::validateEvent() {}
#endif