private int CalculateBlockSize(
string inputPath,
long blockSize
)
{
try
{
_fileReader.BeginRead(inputPath, 1024);
var linesNumber = 1000;
var lines = _fileReader.ReadLines(linesNumber).ToArray();
var averageLineSize = lines.Sum(x => x.Length + Environment.NewLine.Length) / lines.Count();
return((int)(blockSize / averageLineSize) + 1);
}
finally
{
_fileReader.EndRead();
}
}