/// <summary>
/// Resets any current loading progress.
/// </summary>
protected override int OnStart(StudyLoaderArgs studyLoaderArgs)
{
var sopDataSources = new List<ISopDataSource>(GetSopDataSources(studyLoaderArgs.Server, studyLoaderArgs.StudyInstanceUid));
_enumerator = sopDataSources.GetEnumerator();
return sopDataSources.Count;
}
