@Override
    public String getContextualName(ClientObservationContext context) {
        final RequestLogAccess logAccess = context.requestContext().log();
        if (logAccess.isAvailable(RequestLogProperty.NAME)) {
            return logAccess.partial().fullName();
        } else {
            return context.getName();
        }
    }
Returns the {@link SerializationFormat#uriText()} if it's not {@link SerializationFormat#NONE}.
core/src/main/java/com/linecorp/armeria/client/observation/DefaultHttpClientObservationConvention.java