AnalyzeAnnotated.cs

[NotNull]
public AnalysisResult Analyze([NotNull] ResumeInfo resume, 
                              [CanBeNull] IContainer container)
{
    if (resume == null) throw new ArgumentNullException(nameof(resume));

    IKeywordBonusProvider bonusProvider;
    if (container != null) {
       bonusProvider = container.Resolve<IKeywordBonusProvider>();
    } else {
       bonusProvider = new EntityFrameworkKeywordProvider();
    }

    return CalculateScore(resume, bonusProvider);
}