/// <summary>
/// The main thread method that will pop from the stack, then split the file
/// based on the header defined in the passed in stack
/// </summary>
/// <param name="filename"></param>
/// <param name="stack"></param>
/// <param name="numOfFiles"></param>
public void split(string filename, ConcurrentStack <String> stack, int numOfFiles)
{
while (!stack.IsEmpty)
{
//If we fail popping, we may be attempting to access
//at the same time as someone else. This means the stack
//might have emptied since we last checked so we check again
if (!stack.TryPop(out string header))
{
continue;
}
//If we got this far, then we have a header
FieldSplitter splitter = new FieldSplitter();
DebugLog.logConsole("Splitting " + filename + " file based on " + header);
splitter.splitFile(filename, header, numOfFiles);
//remove our reference to splitter for the next iteration
splitter = null;
double perc = ((double)(numOfFiles - stack.Count) / (double)numOfFiles) * 100;
PercentageClass.UpdatePercentage("Splitting " + header, perc);
DebugLog.logConsole("File splitting: " + perc.ToString("#.##") + "% total");
}
//Since the stack is empty, we are done
}
/// <summary>
/// args0 = file name not path
/// args1 = number of divisions
/// args2+=
/// </summary>
/// <param name="args"></param>
public static void Main(string[] args)
{
DebugLog.resetLog();
DebugLog.setDebug(true);
DateTime now = DateTime.Now;
if (args.Length < 1)
{
Console.Out.WriteLine(numArgs);
Console.In.ReadLine();
return;
}
if (args.Length == 1 && (args[0].ToLower() == "--help" || args[0].ToLower() == "help" || args[0].ToLower() == "?" || args[0].ToLower() == "h"))
{
Console.Out.WriteLine(help);
Console.In.ReadLine();
return;
}
if (!Int32.TryParse(args[1], out int divNum))
{
DebugLog.logConsole("divisionNumber was not a number");
throw new Exception("divisionNumber was not a number");
}
if (divNum < 1)
{
DebugLog.logConsole("divisionNumber must be a positive number");
throw new Exception("divisionNumber must be a positive number");
}
if (args.Length < 2)
{
FieldSplitter.splitFileAll(args[0], divNum);
}
else
{
string[] headers = new string[args.Length - 2];
for (int i = 2; i < args.Length; i++)
{
headers[i - 2] = args[i];
}
FieldSplitter.splitFileGiven(args[0], headers, divNum);
}
DateTime fin = DateTime.Now;
TimeSpan span = (fin - now);
DebugLog.logConsole("Minutes to divide all = " + span.TotalMinutes);
}
