public boolean hasCircularDependencyExceptions() {
        return circularDependencyExceptions != null;
    }

    public MetadataResolutionResult addCircularDependencyException(CyclicDependencyException e) {
        circularDependencyExceptions = initList(circularDependencyExceptions);

        circularDependencyExceptions.add(e);

        exceptions = initList(exceptions);

    public boolean hasCircularDependencyExceptions() {
        return circularDependencyExceptions != null;
    }

    public ArtifactResolutionResult addCircularDependencyException(CyclicDependencyException e) {
        circularDependencyExceptions = initList(circularDependencyExceptions);

        circularDependencyExceptions.add(e);

        exceptions = initList(exceptions);

        try {
            root.addDependencies(artifacts, repositoryRequest.getRemoteRepositories(), filter);
        } catch (CyclicDependencyException e) {
            result.addCircularDependencyException(e);

            return result;
        } catch (OverConstrainedVersionException e) {
            result.addVersionRangeViolation(e);

            return result;
        }