Method CommitTransaction

src/wallet/wallet.cpp:2016–2063

* Call after CreateTransaction unless you want to abort */

 * Call after CreateTransaction unless you want to abort
 */
bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey)
{
    {
        LOCK2(cs_main, cs_wallet);
        LogPrintf("CommitTransaction:\n%s", wtxNew.ToString());
        {
            // This is only to keep the database open to defeat the auto-flush for the
            // duration of this scope.  This is the only place where this optimization
            // maybe makes sense; please don't do it anywhere else.
            CWalletDB* pwalletdb = fFileBacked ? new CWalletDB(strWalletFile,"r+") : NULL;

            // Take key pair from key pool so it won't be used again
            reservekey.KeepKey();

            // Add tx to wallet, because if it has change it's also ours,
            // otherwise just for transaction history.
            AddToWallet(wtxNew, false, pwalletdb);

            // Notify that old coins are spent
            set<CWalletTx*> setCoins;
            BOOST_FOREACH(const CTxIn& txin, wtxNew.vin)
            {
                CWalletTx &coin = mapWallet[txin.prevout.hash];
                coin.BindWallet(this);
                NotifyTransactionChanged(this, coin.GetHash(), CT_UPDATED);
            }

            if (fFileBacked)
                delete pwalletdb;
        }

        // Track how many getdata requests our transaction gets
        mapRequestCount[wtxNew.GetHash()] = 0;

        if (fBroadcastTransactions)
        {
            // Broadcast
            if (!wtxNew.AcceptToMemoryPool(false))
            {
                // This must not fail. The transaction has already been signed and recorded.
                LogPrintf("CommitTransaction(): Error: Transaction not valid");
                return false;
            }
            wtxNew.RelayWalletTransaction();
        }
    }
    return true;
}

CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool)
{