public Stock getStock(Symbol symbol)
{
StringBuilder stringBuilder = new StringBuilder(getYahooCSVBasedURL());
String _symbol = symbol.toString();
stringBuilder.Append(_symbol).Append(YAHOO_STOCK_FORMAT);
String location = stringBuilder.ToString();
for (int retry = 0; retry < NUM_OF_RETRY; retry++)
{
String respond = Gui.Utils.getResponseBodyAsStringBasedOnProxyAuthOption(location);
if (respond == null)
{
continue;
}
List <Stock> stocks = YahooStockFormat.getInstance().parse(respond);
if (stocks.Count == 1)
{
return(stocks[0]);
}
break;
}
throw new StockNotFoundException(symbol.toString());
}
public List <Stock> getStocksBySymbols(List <Symbol> symbols)
{
List <Stock> stocks = new List <Stock>();
if (symbols.Count == 0)
{
return(stocks);
}
int time = symbols.Count / MAX_STOCK_PER_ITERATION;
int remainder = symbols.Count % MAX_STOCK_PER_ITERATION;
for (int i = 0; i < time; i++)
{
int start = i * MAX_STOCK_PER_ITERATION;
int end = start + MAX_STOCK_PER_ITERATION;
StringBuilder stringBuilder = new StringBuilder(getYahooCSVBasedURL());
StringBuilder symbolBuilder = new StringBuilder();
List <Symbol> expectedSymbols = new List <Symbol>();
int endLoop = end - 1;
for (int j = start; j < endLoop; j++)
{
String symbolString1 = null;
try
{
//symbolString = java.net.URLEncoder.encode(symbols.get(j).toString(), "UTF-8");
symbolString1 = symbols[j].toString();
}
catch (Exception ex)
{
throw new StockNotFoundException();
}
symbolBuilder.Append(symbolString1).Append("+");
expectedSymbols.Add(symbols[j]);
}
String symbolString = null;
try
{
//symbolString = java.net.URLEncoder.encode(symbols.get(end - 1).toString(), "UTF-8");
symbolString = symbols[end - 1].toString();
}
catch (Exception ex)
{
throw new StockNotFoundException();
}
symbolBuilder.Append(symbolString);
expectedSymbols.Add(symbols[end - 1]);
String _symbol = symbolBuilder.ToString();
stringBuilder.Append(_symbol).Append(YAHOO_STOCK_FORMAT);
String location = stringBuilder.ToString();
bool success = false;
for (int retry = 0; retry < NUM_OF_RETRY; retry++)
{
String respond = Gui.Utils.getResponseBodyAsStringBasedOnProxyAuthOption(location);
if (respond == null)
{
continue;
}
List <Stock> tmpStocks = YahooStockFormat.getInstance().parse(respond);
if (tmpStocks.Count != MAX_STOCK_PER_ITERATION)
{
if (retry == (NUM_OF_RETRY - 1))
{
int currSize = tmpStocks.Count;
int expectedSize = expectedSymbols.Count;
if (this.isToleranceAllowed(currSize, expectedSize))
{
List <Symbol> currSymbols = new List <Symbol>();
List <Stock> emptyStocks = new List <Stock>();
foreach (Stock stock in tmpStocks)
{
currSymbols.Add(stock.getSymbol());
}
foreach (Symbol symbol in expectedSymbols)
{
if (currSymbols.Contains(symbol) == false)
{
emptyStocks.Add(Gui.Utils.getEmptyStock(Code.newInstance(symbol.toString()), symbol));
}
}
tmpStocks.AddRange(emptyStocks);
}
else
{
throw new StockNotFoundException("Expect " + expectedSize + " stock(s), but only receive " + currSize + " stock(s) from " + location);
}
} // if (retry == (NUM_OF_RETRY-1))
continue;
} // if (tmpStocks.Count != MAX_STOCK_PER_ITERATION)
stocks.AddRange(tmpStocks);
success = true;
break;
}
if (success == false)
{
throw new StockNotFoundException("Stock size (" + stocks.Count + ") inconsistent with symbol size (" + symbols.Count + ")");
}
}
int start2 = symbols.Count - remainder;
int end2 = start2 + remainder;
StringBuilder stringBuilder2 = new StringBuilder(getYahooCSVBasedURL());
StringBuilder symbolBuilder2 = new StringBuilder();
List <Symbol> expectedSymbols2 = new List <Symbol>();
int endLoop2 = end2 - 1;
for (int i = start2; i < endLoop2; i++)
{
String symbolString = symbols[i].toString();
symbolBuilder2.Append(symbolString).Append("+");
expectedSymbols2.Add(symbols[i]);
}
String symbolString2 = symbols[end2 - 1].toString();
symbolBuilder2.Append(symbolString2);
expectedSymbols2.Add(symbols[end2 - 1]);
String _symbol2 = symbolBuilder2.ToString();
stringBuilder2.Append(_symbol2).Append(YAHOO_STOCK_FORMAT);
String location2 = stringBuilder2.ToString();
for (int retry = 0; retry < NUM_OF_RETRY; retry++)
{
String respond = Gui.Utils.getResponseBodyAsStringBasedOnProxyAuthOption(location2);
if (respond == null)
{
continue;
}
List <Stock> tmpStocks = YahooStockFormat.getInstance().parse(respond);
if (tmpStocks.Count != remainder)
{
if (retry == (NUM_OF_RETRY - 1))
{
int currSize = tmpStocks.Count;
int expectedSize = expectedSymbols2.Count;
if (this.isToleranceAllowed(currSize, expectedSize))
{
List <Symbol> currSymbols = new List <Symbol>();
List <Stock> emptyStocks = new List <Stock>();
foreach (Stock stock in tmpStocks)
{
currSymbols.Add(stock.getSymbol());
}
foreach (Symbol symbol in expectedSymbols2)
{
if (currSymbols.Contains(symbol) == false)
{
emptyStocks.Add(Gui.Utils.getEmptyStock(Code.newInstance(symbol.toString()), symbol));
}
}
tmpStocks.AddRange(emptyStocks);
}
else
{
throw new StockNotFoundException("Expect " + expectedSize
+ " stock(s), but only receive " + currSize + " stock(s) from " + location2);
}
} // if (retry == (NUM_OF_RETRY-1))
continue;
} // if (tmpStocks.Count != remainder)
stocks.AddRange(tmpStocks);
break;
}
if (stocks.Count != symbols.Count)
{
throw new StockNotFoundException("Stock size (" + stocks.Count + ") inconsistent with symbol size (" + symbols.Count + ")");
}
return(stocks);
}
