/// <summary>
/// Sets the article cursor.
/// </summary>
/// <param name="direction">The direction.</param>
/// <returns></returns>
private ArticleResponseIds SetArticleCursor(string direction)
{
if (direction == null)
{
throw new ArgumentNullException("direction");
}
if (!(direction.Equals("LAST", StringComparison.InvariantCultureIgnoreCase) || direction.Equals("NEXT", StringComparison.InvariantCultureIgnoreCase)))
{
throw new ArgumentException(Resource.ErrorMessage03, "direction");
}
if (!CurrentGroupSelected)
{
throw new NntpGroupNotSelectedException();
}
ValidateConnectionState();
NntpReaderWriter.WriteCommand(direction);
NntpReaderWriter.ReadResponse();
if (NntpReaderWriter.LastResponseCode != Rfc977ResponseCodes.ArticleRetrievedTextSeparate)
{
throw new NntpResponseException(Resource.ErrorMessage04, NntpReaderWriter.LastResponse);
}
return(ArticleResponseIds.Parse(NntpReaderWriter.LastResponse));
}
/// <summary>
/// Retrieves the statistics for an article based on the command.
/// </summary>
/// <param name="command">The command.</param>
/// <returns></returns>
protected virtual ArticleResponseIds RetrieveStatisticsCore(string command)
{
ValidateConnectionState();
if (!CurrentGroupSelected)
{
throw new NntpGroupNotSelectedException();
}
NntpReaderWriter.WriteCommand(command);
NntpReaderWriter.ReadResponse();
if (NntpReaderWriter.LastResponseCode != Rfc977ResponseCodes.ArticleRetrievedTextSeparate)
{
throw new NntpResponseException(Resource.ErrorMessage05, NntpReaderWriter.LastResponse);
}
return(ArticleResponseIds.Parse(NntpReaderWriter.LastResponse));
}
