IDBMemento.h

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#ifndef IDBMEMENTO_H
#define IDBMEMENTO_H
 
#include <cstddef>
#include <memory>
 
#include "BlockAccessor.h"
 
class IDBMemento {
public:
    virtual ~IDBMemento() = default;
 
    virtual void takeSnapshot(std::shared_ptr<BlockAccessor> blocks) = 0;
 
    virtual void restore(std::size_t n_steps = 1) = 0;
 
    virtual void print_snapshot_content(std::size_t n = 0) = 0;
 
    virtual std::size_t stack_size() = 0;
};
 
#endif // IDBMEMENTO_H