Settings effective =
                settingsMerger.merge(user, settingsMerger.merge(project, global, false, null), false, null);

        // If no repository is defined in the user/global settings,
        // it means that we have "old" settings (as those are new in 4.0)
        // so add central to the computed settings for backward compatibility.
        if (effective.getRepositories().isEmpty()