Fix document that base64 alphabet can be switched at the annotation level
@@ -129,9 +129,10 @@ You can also use {@link io.vertx.ext.web.validation.RequestParameter} to extract
void putTransaction(RequestParameter body, ServiceRequest context, Handler<AsyncResult<ServiceResponse>> resultHandler);
----
-
We encourage to extract with {@link io.vertx.ext.web.validation.RequestParameter} type the parameters that uses json schema allOf/anyOf/oneOf/not keywords because the extraction can produce undefined behaviours.
+NOTE: When working with `DataObjects` by default `base64` strings are handled with the `base64url` alphabet, while OpenAPI does not mandate this alphabet so it assumes `basic`. To force a `DataObject` to use a specific alphabet this can be configured in the `@DataObject` annotation.
+
== Implement your Web API Service
Now you can implement your service. Remember that {@link io.vertx.ext.web.api.service.ServiceRequest} object contains headers and parameters maps.
