@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
long accountId = ParameterParser.getAccount(req).getId();
long assetId = 0;
try {
assetId = Convert.parseUnsignedLong(req.getParameter("asset"));
} catch (RuntimeException e) {
// ignore
}
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
DbIterator<Order.Ask> askOrders;
if (assetId == 0) {
askOrders = Order.Ask.getAskOrdersByAccount(accountId, firstIndex, lastIndex);
} else {
askOrders = Order.Ask.getAskOrdersByAccountAsset(accountId, assetId, firstIndex, lastIndex);
}
JSONArray orderIds = new JSONArray();
try {
while (askOrders.hasNext()) {
orderIds.add(Convert.toUnsignedLong(askOrders.next().getId()));
}
} finally {
askOrders.close();
}
JSONObject response = new JSONObject();
response.put("askOrderIds", orderIds);
return response;
}
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
long orderId = ParameterParser.getUnsignedLong(req, "order", true);
Account account = ParameterParser.getSenderAccount(req);
Order.Ask orderData = Order.Ask.getAskOrder(orderId);
if (orderData == null || orderData.getAccountId() != account.getId()) {
return UNKNOWN_ORDER;
}
Attachment attachment = new Attachment.ColoredCoinsAskOrderCancellation(orderId);
return createTransaction(req, account, attachment);
}
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
Long orderId = ParameterParser.getOrderId(req);
Order.Ask askOrder = Order.Ask.getAskOrder(orderId);
if (askOrder == null) {
return UNKNOWN_ORDER;
}
return JSONData.askOrder(askOrder);
}
public static Transaction create(
IAccount sender,
Long order,
short deadline,
int fee,
Long referencedTransaction,
NXTService nxt)
throws TransactionException, ValidationException {
String secretPhrase = sender.getPrivateKey();
byte[] publicKey = Crypto.getPublicKey(secretPhrase);
if ((fee <= 0) || (fee >= 1000000000L))
throw new TransactionException(TransactionException.INCORRECT_FEE);
if ((deadline < 1) || (deadline > 1440))
throw new TransactionException(TransactionException.INCORRECT_DEADLINE);
Account account = Account.getAccount(publicKey);
if (account == null) throw new TransactionException(TransactionException.INTERNAL_ERROR);
Order.Ask orderData = Order.Ask.getAskOrder(order);
if (orderData == null || !orderData.getAccount().getId().equals(account.getId()))
throw new TransactionException(TransactionException.UNKNOWN_ORDER);
Attachment attachment = new Attachment.ColoredCoinsAskOrderCancellation(order);
Transaction transaction =
Nxt.getTransactionProcessor()
.newTransaction(
deadline, publicKey, Genesis.CREATOR_ID, 0, fee, referencedTransaction, attachment);
transaction.sign(secretPhrase);
nxt.broacastTransaction(transaction);
return transaction;
}