private static void configureProxy(ServerBuilder serverBuilder, Proxy proxy) {
        if (proxy.getMaxTlvSize() != null) {
            serverBuilder.proxyProtocolMaxTlvSize((int) parseDataSize(proxy.getMaxTlvSize()));
        }
    }
Parses the data size text as a decimal {@code long}.

@param dataSizeText the data size text, i.e. {@code 1}, {@code 1B}, {@code 1KB}, {@code 1MB},
                    {@code 1GB} or {@code 1TB}
dropwizard2/src/main/java/com/linecorp/armeria/dropwizard/ArmeriaConfigurationUtil.java