IDataHandleMetadata.h

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#ifndef GAUDIKERNEL_IDATAHANDLEMETADATA_H
#define GAUDIKERNEL_IDATAHANDLEMETADATA_H 1

#include <string>

#include "GaudiKernel/DataObjID.h"

namespace Gaudi
{
  struct IDataHandleMetadata {
    virtual std::string whiteBoard() const = 0;

    enum struct AccessMode { Read     = 0, Write, NUM_ACCESS_MODES };
    virtual AccessMode access() const = 0;

    // TODO: Conversion to and from the Python representation of a
    //       DataHandle is probably another thing which will be very
    //       subclass-specific and needed in the base class constructor.
  };
}

#endif