Method PrioritiseTransaction

src/txmempool.cpp:829–857

}

void CTxMemPool::PrioritiseTransaction(const uint256& hash, const CAmount& nFeeDelta)
{
    {
        LOCK(cs);
        CAmount &delta = mapDeltas[hash];
        delta += nFeeDelta;
        txiter it = mapTx.find(hash);
        if (it != mapTx.end()) {
            mapTx.modify(it, update_fee_delta(delta));
            // Now update all ancestors' modified fees with descendants
            setEntries setAncestors;
            uint64_t nNoLimit = std::numeric_limits<uint64_t>::max();
            std::string dummy;
            CalculateMemPoolAncestors(*it, setAncestors, nNoLimit, nNoLimit, nNoLimit, nNoLimit, dummy, false);
            for (txiter ancestorIt : setAncestors) {
                mapTx.modify(ancestorIt, update_descendant_state(0, nFeeDelta, 0));
            }
            // Now update all descendants' modified fees with ancestors
            setEntries setDescendants;
            CalculateDescendants(it, setDescendants);
            setDescendants.erase(it);
            for (txiter descendantIt : setDescendants) {
                mapTx.modify(descendantIt, update_ancestor_state(0, nFeeDelta, 0, 0));
            }
            ++nTransactionsUpdated;
        }
    }
    LogPrintf("PrioritiseTransaction: %s feerate += %s\n", hash.ToString(), FormatMoney(nFeeDelta));
}

void CTxMemPool::ApplyDelta(const uint256 hash, CAmount &nFeeDelta) const
{