public void update() {
infoPanel.update();
Object[][] history = new Object[account.getHistory().size()][5];
int i = 0;
for (Transaction t : account.getHistory()) {
history[i][0] = t.getType();
BigDecimal amount;
BigDecimal balance;
if (account.getType().isLoan()) {
amount = (t.getType().isPositive() ? t.getAmount().negate() : t.getAmount());
balance = t.getBalance().negate();
} else {
amount = (t.getType().isPositive() ? t.getAmount() : t.getAmount().negate());
balance = t.getBalance();
}
history[i][1] = FORMATTER.valueToString(amount);
history[i][2] = FORMATTER.valueToString(balance);
history[i][3] = t.getTimestamp();
history[i][4] = t.getFraudStatus();
i++;
}
historyTable.setModel(
new javax.swing.table.DefaultTableModel(
history, new String[] {"Type", "Amount", "Balance", "Month", "Flag"}) {
@Override
public boolean isCellEditable(int rowIndex, int columnIndex) {
return false;
}
});
historyTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
historyTable.revalidate();
}
public void testFromJSON() throws IOException {
String timestamp = Utility.currentTimestamp();
Transaction instance =
new Transaction(
Workspace.DefaultWorkspaceVariable,
timestamp,
"*****@*****.**",
"url",
null,
"unit testing");
byte[] bytes = instance.toJSONBytes();
Transaction instance2 = new Transaction(bytes, null);
assertEquals(1, instance2.getInserts().size());
assertEquals("url", instance2.getInserts().get(0));
assertEquals(0, instance2.getRemoves().size());
assertEquals(0, instance2.getPriors().size());
assertEquals("*****@*****.**", instance2.getCommitter());
assertEquals(timestamp, instance2.getTimestamp());
}
public synchronized String updateAccounts(Request request, Response response) {
Transaction json = gson.fromJson(request.body(), Transaction.class);
if (json.getTimestamp() > lamport.getTime()) {
lamport.Update(json.getTimestamp());
lamport.Add();
Unirest.get(replication + "/sync/all");
return "replacing database.";
} else {
lamport.Add();
for (Transaction transaction : transactions) {
if (transaction.getTransfer().equals(json.getTransfer())
&& transaction.getTimestamp() == json.getTimestamp()) {
return "failure, transfer already exists.";
}
}
if (banks.containsKey(request.params(":gameid"))) {
Collection<Account> accounts = banks.get(request.params(":gameid"));
for (Account account : accounts) {
if (account.getPlayer().getId().equals(request.params(":from"))) {
int am = Integer.parseInt(request.params(":amount"));
if (account.getSaldo() >= am) {
account.SubtractAmount(am);
banks.put(request.params(":gameid"), accounts);
String uri = localUri + "transfers/" + UniqueId++;
Transfer trans =
new Transfer(
request.params(":from"), request.params(":to"), am, request.body(), "", uri);
Event event =
new Event(
"bank transfer",
request.body(),
request.body(),
uri,
account.getPlayer().getId());
transfers.add(trans);
Transaction transaction = new Transaction(trans, lamport.getTime());
transactions.add(transaction);
BanksService.sendUpdate(trans, request.params(":gameid"));
response.status(201);
return gson.toJson(event);
} else {
response.status(403);
return "Insufficent funds.";
}
}
}
response.status(404);
return "Player not found.";
}
// from Bank to Player
else if (json.getTransfer().getFrom().equals("bank")) {
if (banks.containsKey(request.params(":gameid"))) {
Collection<Account> accounts = banks.get(request.params(":gameid"));
for (Account account : accounts) {
if (account.getPlayer().getId().equals(request.params(":to"))) {
int am = Integer.parseInt(request.params(":amount"));
account.AddAmount(am);
banks.put(request.params(":gameid"), accounts);
String uri = localUri + "transfers/" + UniqueId++;
Transfer trans =
new Transfer(
request.params(":from"), request.params(":to"), am, request.body(), "", uri);
Event event =
new Event(
"bank transfer",
request.body(),
request.body(),
uri,
account.getPlayer().getId());
transfers.add(trans);
BanksService.sendUpdate(trans, request.params(":gameid"));
response.status(201);
return gson.toJson(event);
}
}
response.status(404);
return "Player not found.";
}
// from Player to Player
else {
Collection<Event> events = new ArrayList<Event>();
boolean transactionSuccessful = false;
Transfer trans = null;
Collection<Account> accounts = banks.get(request.params(":gameid"));
Collection<Account> copy = new ArrayList<>();
copy.addAll(accounts);
for (Account account : copy) {
if (account.getPlayer().getId().equals(request.params(":from"))) {
int am = Integer.parseInt(request.params(":amount"));
if (account.getSaldo() >= am) {
account.SubtractAmount(am);
break;
} else {
response.status(403);
return "Insufficent funds.";
}
}
}
for (Account account : copy) {
if (account.getPlayer().getId().equals(request.params(":to"))) {
int am = Integer.parseInt(request.params(":amount"));
account.AddAmount(am);
String uri = localUri + "transfers/" + UniqueId++;
trans =
new Transfer(
request.params(":from"), request.params(":to"), am, request.body(), "", uri);
Event event =
new Event(
"bank transfer",
request.body(),
request.body(),
uri,
account.getPlayer().getId());
events.add(event);
transactionSuccessful = true;
}
}
if (transactionSuccessful) {
// transfer was successful, time to "commit" the changes!
banks.put(request.params(":gameid"), copy);
transfers.add(trans);
Transaction transaction = new Transaction(trans, lamport.getTime());
transactions.add(transaction);
BanksService.sendUpdate(trans, request.params(":gameid"));
response.status(201);
return gson.toJson(events);
} else {
// OH OH! Something went wrong! But we actually didn't change anything, so we're good.
response.status(404);
return "Player not found.";
}
}
} else {
return "Game not found.";
}
}
}