if (availableModules == null) {
            ensureChildBuildConfigured();
            availableModules = new LinkedHashSet<>();
            for (ProjectState project : getProjects().getAllProjects()) {
                registerProject(availableModules, project.getMutableModel());
            }
        }
        return availableModules;
    }

    protected void ensureChildBuildConfigured() {
        ensureProjectsConfigured();
    }

    }

    @Override
    public Path calculateIdentityPathForProject(Path path) {
        return path;
    }

    @Override
    protected void ensureChildBuildConfigured() {
        // nothing to do for the root build
    }