/// <summary>
/// Gets the quotes for the specified WKN.
/// </summary>
/// <param name="wkn">The WKN.</param>
/// <param name="since">The minimum date for getting quotes (including).</param>
/// <returns></returns>
public IEnumerable <IQuotation> Get(string wkn, DateTime since)
{
var result = Enumerable.Empty <IQuotation>();
try
{
long msec = 0;
using (new TimeMeasure(t => msec = t))
{
var provider = new QuotationDownloadBoerseDuesseldorf();
result = provider
.Initialize(wkn, $"http://www.boerse-duesseldorf.de/aktien/wkn/{wkn}/historische_kurse")
.Download()
.ExtractInformation(since);
}
_loggingService.Debug($"Downloaded quotes for {wkn} in {msec / 1000} seconds");
}
catch (Exception ex)
{
_loggingService.Error($"Download of quotes for {wkn} failed with message '{ex.Message}'");
}
return(result);
}
/// <summary>
/// Gets the quotes for the specified WKN.
/// </summary>
/// <param name="wkn">The WKN.</param>
/// <returns></returns>
public IEnumerable <IQuotation> Get(string wkn)
{
IEnumerable <IQuotation> result;
long msec = 0;
using (new TimeMeasure(t => msec = t))
{
var provider = new QuotationDownloadBoerseDuesseldorf();
result = provider
.Initialize(wkn, $"http://www.boerse-duesseldorf.de/aktien/wkn/{wkn}/historische_kurse")
.Download()
.ExtractInformation();
}
_loggingService.Debug($"Downloaded quotes for {wkn} in {msec / 1000} seconds");
return(result);
}
