private WalletTransaction connectTransactionOutputs(
com.fuelcoinj.wallet.Protos.Transaction txProto) throws UnreadableWalletException {
Transaction tx = txMap.get(txProto.getHash());
final WalletTransaction.Pool pool;
switch (txProto.getPool()) {
case DEAD:
pool = WalletTransaction.Pool.DEAD;
break;
case PENDING:
pool = WalletTransaction.Pool.PENDING;
break;
case SPENT:
pool = WalletTransaction.Pool.SPENT;
break;
case UNSPENT:
pool = WalletTransaction.Pool.UNSPENT;
break;
// Upgrade old wallets: inactive pool has been merged with the pending pool.
// Remove this some time after 0.9 is old and everyone has upgraded.
// There should not be any spent outputs in this tx as old wallets would not allow them to
// be spent
// in this state.
case INACTIVE:
case PENDING_INACTIVE:
pool = WalletTransaction.Pool.PENDING;
break;
default:
throw new UnreadableWalletException("Unknown transaction pool: " + txProto.getPool());
}
for (int i = 0; i < tx.getOutputs().size(); i++) {
TransactionOutput output = tx.getOutputs().get(i);
final Protos.TransactionOutput transactionOutput = txProto.getTransactionOutput(i);
if (transactionOutput.hasSpentByTransactionHash()) {
final ByteString spentByTransactionHash = transactionOutput.getSpentByTransactionHash();
Transaction spendingTx = txMap.get(spentByTransactionHash);
if (spendingTx == null) {
throw new UnreadableWalletException(
String.format(
"Could not connect %s to %s",
tx.getHashAsString(), byteStringToHash(spentByTransactionHash)));
}
final int spendingIndex = transactionOutput.getSpentByTransactionIndex();
TransactionInput input = checkNotNull(spendingTx.getInput(spendingIndex));
input.connect(output);
}
}
if (txProto.hasConfidence()) {
Protos.TransactionConfidence confidenceProto = txProto.getConfidence();
TransactionConfidence confidence = tx.getConfidence();
readConfidence(tx, confidenceProto, confidence);
}
return new WalletTransaction(pool, tx);
}
private void loadExtensions(
Wallet wallet, WalletExtension[] extensionsList, Protos.Wallet walletProto)
throws UnreadableWalletException {
final Map<String, WalletExtension> extensions = new HashMap<String, WalletExtension>();
for (WalletExtension e : extensionsList) extensions.put(e.getWalletExtensionID(), e);
// The Wallet object, if subclassed, might have added some extensions to itself already. In that
// case, don't
// expect them to be passed in, just fetch them here and don't re-add.
extensions.putAll(wallet.getExtensions());
for (Protos.Extension extProto : walletProto.getExtensionList()) {
String id = extProto.getId();
WalletExtension extension = extensions.get(id);
if (extension == null) {
if (extProto.getMandatory()) {
if (requireMandatoryExtensions)
throw new UnreadableWalletException("Unknown mandatory extension in wallet: " + id);
else log.error("Unknown extension in wallet {}, ignoring", id);
}
} else {
log.info("Loading wallet extension {}", id);
try {
extension.deserializeWalletExtension(wallet, extProto.getData().toByteArray());
wallet.addOrGetExistingExtension(extension);
} catch (Exception e) {
if (extProto.getMandatory() && requireMandatoryExtensions)
throw new UnreadableWalletException(
"Could not parse mandatory extension in wallet: " + id);
else log.error("Error whilst reading extension {}, ignoring", id, e);
}
}
}
}
private void readConfidence(
Transaction tx,
Protos.TransactionConfidence confidenceProto,
TransactionConfidence confidence)
throws UnreadableWalletException {
// We are lenient here because tx confidence is not an essential part of the wallet.
// If the tx has an unknown type of confidence, ignore.
if (!confidenceProto.hasType()) {
log.warn("Unknown confidence type for tx {}", tx.getHashAsString());
return;
}
ConfidenceType confidenceType;
switch (confidenceProto.getType()) {
case BUILDING:
confidenceType = ConfidenceType.BUILDING;
break;
case DEAD:
confidenceType = ConfidenceType.DEAD;
break;
// These two are equivalent (must be able to read old wallets).
case NOT_IN_BEST_CHAIN:
confidenceType = ConfidenceType.PENDING;
break;
case PENDING:
confidenceType = ConfidenceType.PENDING;
break;
case UNKNOWN:
// Fall through.
default:
confidenceType = ConfidenceType.UNKNOWN;
break;
}
confidence.setConfidenceType(confidenceType);
if (confidenceProto.hasAppearedAtHeight()) {
if (confidence.getConfidenceType() != ConfidenceType.BUILDING) {
log.warn("Have appearedAtHeight but not BUILDING for tx {}", tx.getHashAsString());
return;
}
confidence.setAppearedAtChainHeight(confidenceProto.getAppearedAtHeight());
}
if (confidenceProto.hasDepth()) {
if (confidence.getConfidenceType() != ConfidenceType.BUILDING) {
log.warn("Have depth but not BUILDING for tx {}", tx.getHashAsString());
return;
}
confidence.setDepthInBlocks(confidenceProto.getDepth());
}
if (confidenceProto.hasOverridingTransaction()) {
if (confidence.getConfidenceType() != ConfidenceType.DEAD) {
log.warn("Have overridingTransaction but not OVERRIDDEN for tx {}", tx.getHashAsString());
return;
}
Transaction overridingTransaction = txMap.get(confidenceProto.getOverridingTransaction());
if (overridingTransaction == null) {
log.warn(
"Have overridingTransaction that is not in wallet for tx {}", tx.getHashAsString());
return;
}
confidence.setOverridingTransaction(overridingTransaction);
}
for (Protos.PeerAddress proto : confidenceProto.getBroadcastByList()) {
InetAddress ip;
try {
ip = InetAddress.getByAddress(proto.getIpAddress().toByteArray());
} catch (UnknownHostException e) {
throw new UnreadableWalletException("Peer IP address does not have the right length", e);
}
int port = proto.getPort();
PeerAddress address = new PeerAddress(ip, port);
address.setServices(BigInteger.valueOf(proto.getServices()));
confidence.markBroadcastBy(address);
}
switch (confidenceProto.getSource()) {
case SOURCE_SELF:
confidence.setSource(TransactionConfidence.Source.SELF);
break;
case SOURCE_NETWORK:
confidence.setSource(TransactionConfidence.Source.NETWORK);
break;
case SOURCE_UNKNOWN:
// Fall through.
default:
confidence.setSource(TransactionConfidence.Source.UNKNOWN);
break;
}
}