* <p>
 * The values in the model remain untouched but during the process of building a project notions like inheritance and
 * interpolation can be added. This allows to have an entity which is useful in a runtime while preserving the model so
 * that it can be marshalled and unmarshalled without being tainted by runtime requirements.
 * </p>
 * <p>

            }

            lineage.add(model);

            if (currentData == superData) {
                break;
            }

            // add repositories specified by the current model so that we can resolve the parent
            if (!model.getRepositories().isEmpty()) {
                List<String> oldRepos = request.getModelRepositoryHolder().getRepositories().stream()
                        .map(Object::toString)

        }

        ExecutorService createExecutor(int parallelism) {
            //
            // We need an executor that will not block.
            // We can't use work stealing, as we are building a graph
            // and this could lead to cycles where a thread waits for
            // a task to finish, then execute another one which waits
            // for the initial task...

                // groupId, artifactId, version and classifier coordinates. This is in consequence
                // a self reference or in other words a circular reference which can not being resolved.
                addViolation(
                        problems,
                        Severity.FATAL,
                        Version.V31,
                        prefix + "[" + key + "]",