throws ArtifactDescriptorException {
        Artifact result = null;
        for (MavenArtifactRelocationSource source : artifactRelocationSources.values()) {
            result = source.relocatedTarget(session, artifactDescriptorResult, model);
            if (result != null) {
                break;
            }
        }
        return result;
    }

    private void missingDescriptor(