Files
clio/src/etlng/ExtractorInterface.hpp
2024-11-15 19:55:13 +00:00

55 lines
1.8 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2024, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#pragma once
#include "etlng/Models.hpp"
#include <cstdint>
#include <optional>
namespace etlng {
/**
* @brief An interface for the Extractor
*/
struct ExtractorInterface {
virtual ~ExtractorInterface() = default;
/**
* @brief Extract diff data for a particular ledger
*
* @param seq sequence of the ledger to extract
* @return Ledger data diff between sequence and parent if available
*/
[[nodiscard]] virtual std::optional<model::LedgerData>
extractLedgerWithDiff(uint32_t seq) = 0;
/**
* @brief Extract data for a particular ledger
*
* @param seq sequence of the ledger to extract
* @return Ledger header and transaction+metadata blobs if available
*/
[[nodiscard]] virtual std::optional<model::LedgerData>
extractLedgerOnly(uint32_t seq) = 0;
};
} // namespace etlng