ApplyViewImpl.h

#pragma once
 
#include <xrpl/basics/base_uint.h>
#include <xrpl/beast/utility/Journal.h>
#include <xrpl/ledger/ApplyView.h>
#include <xrpl/ledger/OpenView.h>
#include <xrpl/ledger/ReadView.h>
#include <xrpl/ledger/detail/ApplyViewBase.h>
#include <xrpl/protocol/STAmount.h>
#include <xrpl/protocol/STLedgerEntry.h>
#include <xrpl/protocol/STTx.h>
#include <xrpl/protocol/TER.h>
#include <xrpl/protocol/TxMeta.h>
 
#include <cstddef>
#include <functional>
#include <optional>
 
namespace xrpl {

class ApplyViewImpl final : public detail::ApplyViewBase
{
public:
    ApplyViewImpl() = delete;
    ApplyViewImpl(ApplyViewImpl const&) = delete;
    ApplyViewImpl&
    operator=(ApplyViewImpl&&) = delete;
    ApplyViewImpl&
    operator=(ApplyViewImpl const&) = delete;
 
    ApplyViewImpl(ApplyViewImpl&&) = default;
    ApplyViewImpl(ReadView const* base, ApplyFlags flags);

    std::optional<TxMeta>
    apply(
        OpenView& to,
        STTx const& tx,
        TER ter,
        std::optional<UInt256> parentBatchId,
        bool isDryRun,
        beast::Journal j);

    void
    deliver(STAmount const& amount)
    {
        deliver_ = amount;
    }

    std::size_t
    size();

    void
    visit(
        OpenView& target,
        std::function<void(
            UInt256 const& key,
            bool isDelete,
            SLE::ConstRef before,
            SLE::ConstRef after)> const& func);
 
private:
    std::optional<STAmount> deliver_;
};
 
}  // namespace xrpl