public SuperModel cloneAndRemoveApplication(ApplicationId applicationId) {
        Map<ApplicationId, ApplicationInfo> newModels = cloneModels(models);
        newModels.remove(applicationId);
        return new SuperModel(newModels, complete);
    }
The SuperModel contains the ApplicationInfo of all active applications
config-model-api/src/main/java/com/yahoo/config/model/api/SuperModel.java