/** {@inheritDoc} */
@Override
public void txEnd(GridCacheTx tx, boolean commit) throws GridException {
init();
Session ses = tx.removeMeta(ATTR_SES);
if (ses != null) {
Transaction hTx = ses.getTransaction();
if (hTx != null) {
try {
if (commit) {
ses.flush();
hTx.commit();
} else hTx.rollback();
if (log.isDebugEnabled())
log.debug("Transaction ended [xid=" + tx.xid() + ", commit=" + commit + ']');
} catch (HibernateException e) {
throw new GridException(
"Failed to end transaction [xid=" + tx.xid() + ", commit=" + commit + ']', e);
} finally {
ses.close();
}
}
}
}
/** Returns a {@link Wallet.SendRequest} suitable for broadcasting to the network. */
public Wallet.SendRequest getSendRequest() {
Transaction tx = new Transaction(params);
for (Protos.Output output : paymentDetails.getOutputsList())
tx.addOutput(
new TransactionOutput(
params, tx, Coin.valueOf(output.getAmount()), output.getScript().toByteArray()));
return Wallet.SendRequest.forTx(tx).fromPaymentDetails(paymentDetails);
}
/**
* Rolls back hibernate session.
*
* @param ses Hibernate session.
* @param tx Cache ongoing transaction.
*/
private void rollback(SharedSessionContract ses, GridCacheTx tx) {
// Rollback only if there is no cache transaction,
// otherwise txEnd() will do all required work.
if (tx == null) {
Transaction hTx = ses.getTransaction();
if (hTx != null && hTx.isActive()) hTx.rollback();
}
}
/**
* Ends hibernate session.
*
* @param ses Hibernate session.
* @param tx Cache ongoing transaction.
*/
private void end(Session ses, GridCacheTx tx) {
// Commit only if there is no cache transaction,
// otherwise txEnd() will do all required work.
if (tx == null) {
Transaction hTx = ses.getTransaction();
if (hTx != null && hTx.isActive()) hTx.commit();
ses.close();
}
}
/**
* Generates a Payment message based on the information in the PaymentRequest. Provide
* transactions built by the wallet. If the PaymentRequest did not specify a payment_url, returns
* null.
*
* @param txns list of transactions to be included with the Payment message.
* @param refundAddr will be used by the merchant to send money back if there was a problem.
* @param memo is a message to include in the payment message sent to the merchant.
*/
@Nullable
public Protos.Payment getPayment(
List<Transaction> txns, @Nullable Address refundAddr, @Nullable String memo)
throws IOException, PaymentProtocolException.InvalidNetwork {
if (paymentDetails.hasPaymentUrl()) {
for (Transaction tx : txns)
if (!tx.getParams().equals(params))
throw new PaymentProtocolException.InvalidNetwork(params.getPaymentProtocolId());
return PaymentProtocol.createPaymentMessage(
txns, totalValue, refundAddr, memo, getMerchantData());
} else {
return null;
}
}
/** {@inheritDoc} */
@Override
public void onSessionEnd(CacheStoreSession ses, boolean commit) {
Session hibSes = ses.attach(null);
if (hibSes != null) {
try {
Transaction tx = hibSes.getTransaction();
if (commit) {
hibSes.flush();
if (tx.isActive()) tx.commit();
} else if (tx.isActive()) tx.rollback();
} catch (HibernateException e) {
throw new CacheWriterException(
"Failed to end store session [tx=" + ses.transaction() + ']', e);
} finally {
hibSes.close();
}
}
}
/**
* Generates a Payment message based on the information in the PaymentRequest. Provide
* transactions built by the wallet. If the PaymentRequest did not specify a payment_url, returns
* null.
*
* @param txns list of transactions to be included with the Payment message.
* @param refundAddr will be used by the merchant to send money back if there was a problem.
* @param memo is a message to include in the payment message sent to the merchant.
*/
public @Nullable Protos.Payment getPayment(
List<Transaction> txns, @Nullable Address refundAddr, @Nullable String memo)
throws IOException {
if (!paymentDetails.hasPaymentUrl()) return null;
Protos.Payment.Builder payment = Protos.Payment.newBuilder();
if (paymentDetails.hasMerchantData()) payment.setMerchantData(paymentDetails.getMerchantData());
if (refundAddr != null) {
Protos.Output.Builder refundOutput = Protos.Output.newBuilder();
refundOutput.setAmount(totalValue.longValue());
refundOutput.setScript(
ByteString.copyFrom(ScriptBuilder.createOutputScript(refundAddr).getProgram()));
payment.addRefundTo(refundOutput);
}
if (memo != null) {
payment.setMemo(memo);
}
for (Transaction txn : txns) {
txn.verify();
ByteArrayOutputStream o = new ByteArrayOutputStream();
txn.bitcoinSerialize(o);
payment.addTransactions(ByteString.copyFrom(o.toByteArray()));
}
return payment.build();
}
