private void WriteInFile(StreamWriter sw, CusipPriceStatus oCusipPriceStatus, List <decimal> prices)
{
if (prices != null && prices.Count > 0)
{
oCusipPriceStatus.openingPrice = prices[0];
oCusipPriceStatus.closingPrice = prices[prices.Count - 1];
oCusipPriceStatus.lowestPrice = Int32.MaxValue;
oCusipPriceStatus.highestPrice = Int32.MinValue;
foreach (var price in prices) // Find Min and Max
{
if (price < oCusipPriceStatus.lowestPrice)
{
oCusipPriceStatus.lowestPrice = price;
}
if (price > oCusipPriceStatus.highestPrice)
{
oCusipPriceStatus.highestPrice = price;
}
}
}
if (!string.IsNullOrEmpty(oCusipPriceStatus.cusipID))
{
// Create a file to write to.
sw.WriteLine(oCusipPriceStatus.ToString());
sw.Flush();
}
}
internal void ProcessData(string inputDatafile, string outputDatafile)
{
string line;
if (!File.Exists(inputDatafile))
{
throw new Exception("Input files does't exist");
}
CusipPriceStatus oCusipPriceStatus = null;
List <decimal> prices = new List <decimal>();
using (FileStream fs = File.Open(inputDatafile, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
using (BufferedStream bs = new BufferedStream(fs))
using (StreamReader file = new StreamReader(bs))
{
using (FileStream fStream = new FileStream(outputDatafile, FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
BufferedStream bStream = new BufferedStream(fStream);
StreamWriter sw = new StreamWriter(bStream);
while ((line = file.ReadLine()) != null)
{
if (String.IsNullOrEmpty(line))
{
continue;
}
if (r.IsMatch(line))
{
//write current cusip values
if (oCusipPriceStatus != null)
{
WriteInFile(sw, oCusipPriceStatus, prices);
}
//create new
oCusipPriceStatus = new CusipPriceStatus()
{
cusipID = line
};
prices.Clear();
continue;
}
prices.Add(Convert.ToDecimal(line));
}
//last object write current cusip values
if (oCusipPriceStatus != null)
{
WriteInFile(sw, oCusipPriceStatus, prices);
}
}
}
}
