ObjectContainerBase.h

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#ifndef GAUDI_OBJECTCONTAINERBASE_H
#define GAUDI_OBJECTCONTAINERBASE_H 1

// Include files
#include "GaudiKernel/DataObject.h"
#include "GaudiKernel/Kernel.h"

// Forward declarations
class ContainedObject;

class GAUDI_API ObjectContainerBase : public DataObject {

protected:
  ObjectContainerBase()                        = default;
  ObjectContainerBase( ObjectContainerBase&& ) = default;
  ObjectContainerBase& operator=( ObjectContainerBase&& ) = default;
  ~ObjectContainerBase() override                         = default;

public:
  typedef size_t size_type;

  virtual long index( const ContainedObject* obj ) const = 0;

  virtual const ContainedObject* containedObject( long dist ) const = 0;
  virtual ContainedObject*       containedObject( long dist )       = 0;

  virtual size_type numberOfObjects() const = 0;

  virtual long add( ContainedObject* pObject ) = 0;

  virtual long remove( ContainedObject* value ) = 0;
};

#endif // GAUDI_OBJECTCONTAINERBASE_H