private void DetermineCurSizeRollBackups()
{
_curSizeRollBackups = 0;
using (SecurityContext.Impersonate(this))
{
string str = Path.GetFullPath(_baseFileName);
string baseFile = Path.GetFileName(str);
IEnumerable<string> existingFiles = GetExistingFiles(str);
InitializeRollBackups(baseFile, existingFiles);
}
LogLog.Debug("RollingFileAppender: curSizeRollBackups starts at [" + _curSizeRollBackups + "]");
}