private void readTransaction(Protos.Transaction txProto, NetworkParameters params) {
Transaction tx = new Transaction(params);
if (txProto.hasUpdatedAt()) {
tx.setUpdateTime(new Date(txProto.getUpdatedAt()));
}
for (Protos.TransactionOutput outputProto : txProto.getTransactionOutputList()) {
BigInteger value = BigInteger.valueOf(outputProto.getValue());
byte[] scriptBytes = outputProto.getScriptBytes().toByteArray();
TransactionOutput output = new TransactionOutput(params, tx, value, scriptBytes);
tx.addOutput(output);
}
for (Protos.TransactionInput transactionInput : txProto.getTransactionInputList()) {
byte[] scriptBytes = transactionInput.getScriptBytes().toByteArray();
TransactionOutPoint outpoint =
new TransactionOutPoint(
params,
transactionInput.getTransactionOutPointIndex(),
byteStringToHash(transactionInput.getTransactionOutPointHash()));
TransactionInput input = new TransactionInput(params, tx, scriptBytes, outpoint);
if (transactionInput.hasSequence()) {
input.setSequenceNumber(transactionInput.getSequence());
}
tx.addInput(input);
}
for (ByteString blockHash : txProto.getBlockHashList()) {
tx.addBlockAppearance(byteStringToHash(blockHash));
}
if (txProto.hasLockTime()) {
tx.setLockTime(0xffffffffL & txProto.getLockTime());
}
// Transaction should now be complete.
Sha256Hash protoHash = byteStringToHash(txProto.getHash());
Preconditions.checkState(
tx.getHash().equals(protoHash),
"Transaction did not deserialize completely: %s vs %s",
tx.getHash(),
protoHash);
Preconditions.checkState(
!txMap.containsKey(txProto.getHash()),
"Wallet contained duplicate transaction %s",
byteStringToHash(txProto.getHash()));
txMap.put(txProto.getHash(), tx);
}
