@Override
        public java.util.Map<String, Object> getPushedLoggingMap() {

            return java.util.Collections.emptyMap();

        }

        @Override
        public boolean isTraining() {

            return false;

        }

        @Override
        public jakarta.mail.internet.MimeMessage getMimeMessage() {

            return null;

        }

    }

    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();

            from Python or `InvalidArgument` from C++
        *   (since v2.7) `tf.compat.v1.nn.fused_batch_norm` backprop to `offset`
            when `is_training=False`
        *   (since v2.7) `tf.image.adjust_contrast` forward
        *   (since v2.7) `tf.image.resize` with `method=ResizeMethod.NEAREST`
            backprop
        *   (since v2.7) `tf.linalg.svd`