protected SMailPostalPersonnel createPostalPersonnel() {
        final SMailDogmaticPostalPersonnel personnel = createDogmaticPostalPersonnel();
        return fessConfig.isMailSendMock() ? personnel.asTraining() : personnel;
    }

    protected SMailDogmaticPostalPersonnel createDogmaticPostalPersonnel() { // #ext_point e.g. locale, database
        final AsyncManager asyncManager = getAsyncManager();