public bool TryAddTransaction(UnconfirmedTx unconfirmedTx)
{
CheckWriteTransaction();
try
{
unconfirmedTxes.Modify(x => x.Add(unconfirmedTx.Hash, unconfirmedTx));
// update index of txes spending each input's prev tx
for (var inputIndex = 0; inputIndex < unconfirmedTx.Transaction.Inputs.Length; inputIndex++)
{
var input = unconfirmedTx.Transaction.Inputs[inputIndex];
unconfirmedTxesByPrevTxOutputKey.Modify(_ => { });
ImmutableDictionary<UInt256, UnconfirmedTx>.Builder unconfirmedTxes;
if (unconfirmedTxesByPrevTxOutputKey.Value.TryGetValue(input.PrevTxOutputKey, out unconfirmedTxes))
// ensure a copy of the builder is modified or underlying storage will see uncomitted state
unconfirmedTxes = unconfirmedTxes.ToImmutable().ToBuilder();
else
unconfirmedTxes = ImmutableDictionary.CreateBuilder<UInt256, UnconfirmedTx>();
unconfirmedTxes.Add(unconfirmedTx.Hash, unconfirmedTx);
unconfirmedTxesByPrevTxOutputKey.Value[input.PrevTxOutputKey] = unconfirmedTxes;
}
return true;
}
catch (ArgumentException)
{
return false;
}
}