}

    private static class WrapModelSource implements ModelSource {
        private final org.apache.maven.model.building.ModelSource modelSource;

        WrapModelSource(org.apache.maven.model.building.ModelSource modelSource) {
            this.modelSource = modelSource;
        }

        @Override
        @Nullable
        public ModelSource resolve(@Nonnull ModelLocator modelLocator, @Nonnull String relative) {

        }
    }

    private Model readModel(
            ModelSource modelSource, File pomFile, ModelBuildingRequest request, DefaultModelProblemCollector problems)
            throws ModelBuildingException {
        Model model;

        if (modelSource == null) {
            if (pomFile != null) {
                modelSource = new FileModelSource(pomFile);
            } else {