/// <summary>
/// Stores multiple expertise values for one artifact.
/// </summary>
/// <param name="filename">The name of the artifact for which the experts are sought</param>
/// <param name="devIdsWithExpertiseValues">A dictionary that maps DeveloperIds to expertise values</param>
protected void storeDeveloperExpertiseValues(string filename, IEnumerable <DeveloperWithExpertise> devIdsWithExpertiseValues)
{
using (var repository = new ExpertiseDBEntities())
{
int artifactId = SourceRepositoryManager.FindOrCreateArtifact(repository, filename, ArtifactTypeEnum.File).ArtifactId;
bool fNewAdditions = false;
foreach (DeveloperWithExpertise devExpertise in devIdsWithExpertiseValues)
{
if (fNewAdditions)
{
repository.SaveChanges(); // The Entity Framework does not seem to like it if multiple new entries are added in the above way.
fNewAdditions = false; // Therefore we save after additions.
}
DeveloperExpertise developerExpertise = SourceRepositoryManager.FindOrCreateDeveloperExpertise(repository, devExpertise.DeveloperId, artifactId, true);
fNewAdditions |= 0 == developerExpertise.DeveloperExpertiseId; // hack: is it a new DeveloperExpertise?
DeveloperExpertiseValue devExpertiseValue = FindOrCreateDeveloperExpertiseValue(developerExpertise);
devExpertiseValue.Value = devExpertise.Expertise;
fNewAdditions |= 0 == devExpertiseValue.DeveloperExpertiseValueId; // hack: is it a new DeveloperExpertiseValue?
}
repository.SaveChanges();
}
}
public override void AddReviewScore(string authorName, IList <string> involvedFiles, DateTime dateOfReview)
{
if (dateOfReview < RunUntil)
{
return; // prevent double evaluation of reviews
}
if (dateOfReview <= RunUntil.AddSeconds(1) && // Add one second to prevent errors from time skew
(lastAuthor == authorName || // no reviewer can review two patches at the same time.
null == lastAuthor)) // If this is a resume and the first review, we assume that two reviews will not take place at the same time (which is very seldom, if ever, the case)
{
log.Warn("Skipping a review weighting that happened at " + dateOfReview.ToUniversalTime().ToString("u")
+ " by " + authorName + ", because the last review was at (nearly) the same time, at " + RunUntil.ToUniversalTime().ToString("u")
+ ", and had the author " + (lastAuthor ?? "(no author, first after resume)"));
return;
}
lastAuthor = authorName;
int numberOfFiles = involvedFiles.Count;
IEnumerable <int> idReviewers = FindOrCreateDeveloperFromDevelopernameApproximation(authorName); // usually just one
// write to tree
foreach (int reviewerId in idReviewers)
{
FpsTree.AddReview(reviewerId, involvedFiles);
// write to DB
foreach (string reviewedFileName in involvedFiles)
{
using (var repository = new ExpertiseDBEntities())
{
DeveloperExpertise devExpertise = SourceRepositoryManager.FindOrCreateDeveloperExpertise(repository, reviewerId, reviewedFileName, ArtifactTypeEnum.File, true);
DeveloperExpertiseValue currentWeightedReviewValue = FindOrCreateDeveloperExpertiseValue(devExpertise);
if (double.IsNaN(currentWeightedReviewValue.Value))
{
currentWeightedReviewValue.Value = (1D / numberOfFiles);
}
else
{
currentWeightedReviewValue.Value += (1D / numberOfFiles);
}
repository.SaveChanges();
}
}
}
RunUntil = dateOfReview;
}
