@Bean
    @ConditionalOnMissingBean(DataBufferFactoryWrapper.class)
    public DataBufferFactoryWrapper<?> armeriaBufferFactory(
            Optional<DataBufferFactory> dataBufferFactory) {
        if (dataBufferFactory.isPresent()) {
            return new DataBufferFactoryWrapper<>(dataBufferFactory.get());
        }
        return DataBufferFactoryWrapper.DEFAULT;
    }
Returns a new {@link DataBufferFactoryWrapper} for {@link ArmeriaWebServer} and
{@link ArmeriaClientHttpConnector}.
spring/boot3-webflux-autoconfigure/src/main/java/com/linecorp/armeria/spring/web/reactive/DataBufferFactoryWrapperConfiguration.java