/// <summary>
/// Gets the protein with the given project id.
/// </summary>
/// <param name="projectId">The project id of the protein to return.</param>
/// <param name="allowRefresh">true to allow this Get method to refresh the service.</param>
/// <returns>The protein object with the given project id or null if the protein does not exist.</returns>
public Protein Get(int projectId, bool allowRefresh)
{
if (_dictionary.ContainsKey(projectId))
{
return(_dictionary[projectId]);
}
if (!allowRefresh || projectId == 0 || CheckProjectsNotFound(projectId))
{
return(null);
}
if (_downloader != null)
{
Logger.InfoFormat("Project ID {0} triggering project data refresh.", projectId);
try
{
Refresh();
}
catch (Exception ex)
{
Logger.ErrorFormat(ex, "{0}", ex.Message);
}
if (_dictionary.ContainsKey(projectId))
{
// remove it from the not found list and return it
_projectsNotFound.Remove(projectId);
return(_dictionary[projectId]);
}
// update the last download attempt date
_projectsNotFound[projectId] = DateTime.Now;
}
return(null);
}
/// <summary>
/// Gets the protein with the given project id.
/// </summary>
/// <param name="projectId">The project id of the protein to return.</param>
/// <param name="allowRefresh">true to allow this Get method to refresh the service.</param>
/// <returns>The protein object with the given project id or null if the protein does not exist.</returns>
public Protein Get(int projectId, bool allowRefresh)
{
if (_dictionary.ContainsKey(projectId))
{
return(_dictionary[projectId]);
}
if (projectId == 0 || !allowRefresh || !CanRefresh(projectId))
{
return(null);
}
if (_downloader != null)
{
Logger.Info(String.Format("Project ID {0} triggering project data refresh.", projectId));
try
{
Refresh(null);
}
catch (Exception ex)
{
Logger.Error(ex.Message, ex);
}
if (_dictionary.ContainsKey(projectId))
{
return(_dictionary[projectId]);
}
// update the last download attempt date
_projectsNotFound[projectId] = DateTime.UtcNow;
}
return(null);
}
/// <summary>
/// Refreshes the service data and returns a collection of objects detailing how the service data was changed.
/// </summary>
/// <param name="progress">The object used to report refresh progress.</param>
/// <returns>A collection of objects detailing how the service data was changed</returns>
public IReadOnlyCollection <ProteinDictionaryChange> Refresh(IProgress <ProgressInfo> progress)
{
IReadOnlyCollection <ProteinDictionaryChange> dictionaryChanges;
using (var stream = new MemoryStream())
{
Logger.Info("Downloading new project data from Stanford...");
_downloader.Download(stream, progress);
stream.Position = 0;
var serializer = new ProjectSummaryJsonDeserializer();
var newDictionary = ProteinDictionary.CreateFromExisting(_dictionary, serializer.Deserialize(stream));
dictionaryChanges = newDictionary.Changes;
_dictionary = newDictionary;
}
foreach (var info in dictionaryChanges.Where(info => info.Result != ProteinDictionaryChangeResult.NoChange))
{
Logger.Info(info.ToString());
}
var now = DateTime.UtcNow;
foreach (var key in _projectsNotFound.Keys.ToList())
{
if (_dictionary.ContainsKey(key))
{
_projectsNotFound.Remove(key);
}
else
{
_projectsNotFound[key] = now;
}
}
_lastRefreshTime = now;
Write();
return(dictionaryChanges);
}
