public System.String IsRecognized(System.String fileSpecification)
{
fileSpecification = fileSpecification.TrimToNull();
if (System.String.IsNullOrEmpty(fileSpecification))
{
throw new System.ArgumentNullException("fileSpecification");
}
if (null == myNetIdList)
{
System.Threading.Interlocked.CompareExchange <System.Collections.Generic.IEnumerable <System.String> >(ref myNetIdList, DbNetId.GetNetIdList(), null);
}
var fileName = System.IO.Path.GetFileName(fileSpecification);
var fileNameWithoutExtension = System.IO.Path.GetFileNameWithoutExtension(fileName);
var section = Configuration.FileRecognizerConfigurationSection.GetSection();
var element = section.Recognizer;
var expression = element.NetIdExpression;
var opt = System.Text.RegularExpressions.RegexOptions.Singleline | System.Text.RegularExpressions.RegexOptions.IgnoreCase;
if (!System.Text.RegularExpressions.Regex.IsMatch(fileNameWithoutExtension, expression, opt))
{
return(null);
}
var netId = System.Text.RegularExpressions.Regex.Match(fileNameWithoutExtension, expression, opt).Groups[element.NetIdCaptureName].Value;
if (!myNetIdList.Contains(netId, System.StringComparer.OrdinalIgnoreCase))
{
return(null);
}
return(System.Text.RegularExpressions.Regex.IsMatch(fileNameWithoutExtension, expression, opt)
? System.IO.Path.Combine(element.Destination, fileNameWithoutExtension + System.IO.Path.GetExtension(fileName))
: null
);
}
static DbNetId()
{
theFilter = new DbNetId();
}