@Nullable
    public String getArtifactHash(long contextId, File file) {
        return getResolutionData(contextId).getArtifactHash(file);
    }

    public FileCollection getTypeHierarchyAnalysis(long contextId) {
        return getResolutionData(contextId).getTypeHierarchyAnalysisResult();
    }

    private ResolutionData getResolutionData(long contextId) {