public interface RepositorySystemSessionFactory {
    /**
     * Creates "ready to use" session builder instance. The factory does not set up one thing: the
     * {@link org.eclipse.aether.repository.WorkspaceReader}s, that is caller duty to figure out. Workspace readers
     * should be set up as very last thing before using resolver session, that is built by invoking
     * {@link SessionBuilder#build()} method.
     *

                return null;
            }
            candidateSource = ModelSource.fromPath(candidateModel.getPomFile());
        }

        //
        // TODO jvz Why isn't all this checking the job of the duty of the workspace resolver, we know that we
        // have a model that is suitable, yet more checks are done here and the one for the version is problematic