src/storage/rocksdb/rocksdb_cursor.hpp

Namespaces

Name
sgns
sgns::storage

Classes

	Name
class	sgns::storage::rocksdb::Cursor Instance of cursor can be used as bidirectional iterator over key-value bindings of the Map.

Source code

#ifndef SUPERGENIUS_rocksdb_CURSOR_HPP
#define SUPERGENIUS_rocksdb_CURSOR_HPP

#include <rocksdb/iterator.h>
#include "storage/rocksdb/rocksdb.hpp"

namespace sgns::storage 
{

  class rocksdb::Cursor : public BufferMapCursor {
   public:
    ~Cursor() override = default;

    explicit Cursor(std::shared_ptr<Iterator> it);

    outcome::result<void> seekToFirst() override;

    outcome::result<void> seek(const Buffer &key) override;

    outcome::result<void> seekToLast() override;

    bool isValid() const override;

    outcome::result<void> next() override;

    outcome::result<void> prev() override;

    outcome::result<Buffer> key() const override;

    outcome::result<Buffer> value() const override;

   private:
    std::shared_ptr<Iterator> i_;
  };

}  // namespace sgns::storage

#endif  // SUPERGENIUS_rocksdb_CURSOR_HPP

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Updated on 2026-03-04 at 13:10:45 -0800