コード例 #1
0
void AccountItems::fillItems (const uint160& accountID, Ledger::ref ledger)
{
    uint256 const rootIndex = Ledger::getOwnerDirIndex (accountID);
    uint256 currentIndex    = rootIndex;

    // VFALCO TODO Rewrite all infinite loops to have clear terminating
    //             conditions defined in one location.
    //
    while (1)
    {
        SLE::pointer ownerDir   = ledger->getDirNode (currentIndex);

        // VFALCO TODO Rewrite to not return from the middle of the function
        if (!ownerDir)
            return;

        BOOST_FOREACH (uint256 const & uNode, ownerDir->getFieldV256 (sfIndexes).peekValue ())
        {
            // VFALCO TODO rename getSLEi() to something legible.
            SLE::pointer sleCur = ledger->getSLEi (uNode);

            if (!sleCur)
            {
                // item in directory not in ledger
            }
            else
            {
                AccountItem::pointer item = mOfType->makeItem (accountID, sleCur);

                // VFALCO NOTE Under what conditions would makeItem() return nullptr?
                // DJS NOTE If the item wasn't one this particular AccountItems was interested in
                // (For example, if the owner is only interested in ripple lines and this is an offer)
                if (item)
                {
                    mItems.push_back (item);
                }
            }
        }

        std::uint64_t uNodeNext    = ownerDir->getFieldU64 (sfIndexNext);

        // VFALCO TODO Rewrite to not return from the middle of the function
        if (!uNodeNext)
            return;

        currentIndex = Ledger::getDirNodeIndex (rootIndex, uNodeNext);
    }
}
コード例 #2
0
void AccountItems::fillItems (Account const& accountID, Ledger::ref ledger)
{
    uint256 const rootIndex = Ledger::getOwnerDirIndex (accountID);
    uint256 currentIndex    = rootIndex;

    // VFALCO TODO Rewrite all infinite loops to have clear terminating
    //             conditions defined in one location.
    //
    while (1)
    {
        SLE::pointer ownerDir   = ledger->getDirNode (currentIndex);

        // VFALCO TODO Rewrite to not return from the middle of the function
        if (!ownerDir)
            return;

        for (auto const& uNode: ownerDir->getFieldV256 (sfIndexes).peekValue ())
        {
            // VFALCO TODO rename getSLEi() to something legible.
            SLE::pointer sleCur = ledger->getSLEi (uNode);

            if (sleCur)
            {
                // The item in the directory is in ledger
                auto item = mOfType->makeItem (accountID, sleCur);

                // makeItem() returns nullptr if the item wasn't one this
                // particular AccountItems was interested in - for example, if
                // the owner is only interested in ripple lines and this is an
                // offer.
                if (item)
                    mItems.push_back (item);
            }
        }

        std::uint64_t uNodeNext    = ownerDir->getFieldU64 (sfIndexNext);

        if (!uNodeNext)
            return;

        currentIndex = Ledger::getDirNodeIndex (rootIndex, uNodeNext);
    }
}