SHAMapSyncFilter.h

#pragma once
 
#include <xrpl/basics/Blob.h>
#include <xrpl/basics/SHAMapHash.h>
#include <xrpl/shamap/SHAMapTreeNode.h>
 
#include <cstdint>
#include <optional>

namespace xrpl {
 
class SHAMapSyncFilter
{
public:
    virtual ~SHAMapSyncFilter() = default;
    SHAMapSyncFilter() = default;
    SHAMapSyncFilter(SHAMapSyncFilter const&) = delete;
    SHAMapSyncFilter&
    operator=(SHAMapSyncFilter const&) = delete;
 
    // Note that the nodeData is overwritten by this call
    virtual void
    gotNode(
        bool fromFilter,
        SHAMapHash const& nodeHash,
        std::uint32_t ledgerSeq,
        Blob&& nodeData,
        SHAMapNodeType type) const = 0;
 
    [[nodiscard]] virtual std::optional<Blob>
    getNode(SHAMapHash const& nodeHash) const = 0;
};
 
}  // namespace xrpl