this.effectiveModel = model;

        return this;
    }

    @Override
    public List<String> getModelIds() {
        return modelIds;
    }

    public DefaultModelBuildingResult addModelId(String modelId) {
        // Intentionally notNull because Super POM may not contain a modelId
        Objects.requireNonNull(modelId, "modelId cannot null");

        modelIds.add(modelId);

        return this;

        if (model != null) {
            DefaultModelBuildingResult tmp = new DefaultModelBuildingResult();
            if (modelId == null) {
                modelId = "";
            }
            tmp.addModelId(modelId);
            tmp.setRawModel(modelId, model);
            tmp.setProblems(problems);
            result = tmp;
        } else {
            result = null;
        }
    }

    /**

            tmp.setProblems(getProblems());
            tmp.setActiveExternalProfiles(result.getActiveExternalProfiles());
            String id = getRootModelId();
            tmp.addModelId(id);
            tmp.setRawModel(id, getRootModel());
            result = tmp;
        }
        return new ModelBuildingException(result);
    }