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74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
#pragma once
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#include <xrpl/beast/utility/Journal.h>
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#include <xrpl/nodestore/Backend.h>
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#include <xrpl/nodestore/Scheduler.h>
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#include <nudb/context.hpp>
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#include <cstddef>
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#include <memory>
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#include <string>
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namespace xrpl {
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class Section;
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} // namespace xrpl
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namespace xrpl::NodeStore {
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/**
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* Base class for backend factories.
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*/
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class Factory
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{
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public:
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virtual ~Factory() = default;
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/**
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* Retrieve the name of this factory.
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*/
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[[nodiscard]] virtual std::string
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getName() const = 0;
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/**
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* Create an instance of this factory's backend.
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*
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* @param keyBytes The fixed number of bytes per key.
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* @param parameters A set of key/value configuration pairs.
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* @param burstSize Backend burst size in bytes.
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* @param scheduler The scheduler to use for running tasks.
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* @return A pointer to the Backend object.
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*/
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virtual std::unique_ptr<Backend>
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createInstance(
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size_t keyBytes,
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Section const& parameters,
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std::size_t burstSize,
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Scheduler& scheduler,
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beast::Journal journal) = 0;
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/**
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* Create an instance of this factory's backend.
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*
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* @param keyBytes The fixed number of bytes per key.
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* @param parameters A set of key/value configuration pairs.
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* @param burstSize Backend burst size in bytes.
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* @param scheduler The scheduler to use for running tasks.
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* @param context The context used by database.
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* @return A pointer to the Backend object.
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*/
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virtual std::unique_ptr<Backend>
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createInstance(
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size_t keyBytes,
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Section const& parameters,
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std::size_t burstSize,
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Scheduler& scheduler,
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nudb::context& context,
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beast::Journal journal)
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{
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return {};
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}
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};
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} // namespace xrpl::NodeStore
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