// Circular Dependency Exceptions
    // ------------------------------------------------------------------------

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

    public ArtifactResolutionResult addCircularDependencyException(CyclicDependencyException e) {

        // appropriately.

        if (result.hasMetadataResolutionExceptions()
                || result.hasVersionRangeViolations()
                || result.hasCircularDependencyExceptions()) {
            return result;
        }

        if (result.getArtifactResolutionNodes() != null) {
            ClassLoader classLoader = Thread.currentThread().getContextClassLoader();