Method buildStub

src/thinblockmanager.cpp:61–100

};

void ThinBlockManager::buildStub(const StubData& s, const TxFinder& txFinder,
        ThinBlockWorker& worker, CNode& from)
{
    uint256 h = s.header().GetHash();
    assert(builders.count(h));
    if (builders[h].builder)
    {
        try {
            builders[h].builder->replaceWantedTx(s.allTransactions());
        }
        catch (const thinblock_error& e) {
            LogPrintf("Error: Thinblock stub mismatch: %s. Giving up on downloading block %s\n",
                    e.what(), h.ToString());
            std::cerr << "thinblock error" << e.what() << std::endl;

            // FIXME: If this actually happens, we should mark
            // all workers working on block as misbehaving. We don't know
            // who provided a bad stub.
            removeIfExists(h);
            return;
        }

        // The stub may provide transactions we're missing.
        std::vector<CTransaction> provided = s.missingProvided();
        for (auto& tx : provided)
            builders[h].builder->addTransaction(tx);
    }
    else {
        WrappedFinder wfinder(s.missingProvided(), txFinder);
        builders[h].builder.reset(new ThinBlockBuilder(
            s.header(), s.allTransactions(), wfinder));

        // Node was first to provide us
        // a thin block. Select for block announcements with thin blocks.
        requestBlockAnnouncements(worker, from);
    }

    if (builders[h].builder->numTxsMissing() == 0)
        finishBlock(h, *builders[h].builder);
}

bool ThinBlockManager::isStubBuilt(const uint256& block) {
    if (!builders.count(block))