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Questions tagged [helidon]

Helidon is an open-source set of Java libraries for writing micro-services provided by Oracle.

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139 questions
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How to avoid the .helidon-oidc-secret file creation while using logout features in helidon

we are using helidon logout feature. How do I avoid the creation of .helidon-oidc-secret. Is there a way to set this in configuration ? When I deploy it to cluster it is trying to create/access .helidon-oidc-secret file. We are only allowed to have…
Venkateshwari Moorthy
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JWT token validation required at Helidon SE Service

I need JWT token and scope validation at the Helidon SE service where my REST APIs are exposed. I am using OIDC provider by following "https://helidon.io/docs/v2/#/se/security/02_providers#_oidc_provider". I am getting the below error when I do run…
Anbu
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Is there a way to map keycloak roles to jwt claims?

I’m interested in configuring rbac using Keycloak, but unfortunately unlike IDCS, Keycloak doesn’t have a role mapper already created, so that it maps the role type grants. Does anyone has any examples/resources which might help in this case, in…
Stefan Rusen
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Helidon MP MicroProfile Application Not Emitting Tracing info: Windows 11 + Jaeger 1.46.0

I am trying to setup tracing in a quickstart Helidon MP project following the student guide instructions. I have a windows 11 machine. I have completed the steps but jaeger search is neither showing Service helidon-greet nor any tracing…
engineersunit
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How to rendere WEB content i.e. HTML/Javascript in Helidon MP

I am using Helidon MP 2.5.5, I have a simple JaxRS service that has three REST APIs that return the three different HTML pages e.g. login, change password and reset password pages. Now, I want to migrate this service on the Helidon MP 2.5.5 and need…
Ganesh Shinde
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Configuring Security and Streamlining WebClient in Helidon: Adding Security Services and Handling Readers, Writers, and Media Support via CONFIG File

I am currently working on adding security to the Helidon webclient programmatically. To achieve this, I'm using the WebClientSecurity class to create a security service and integrating it into the WebClient using the addService method. However, I'm…
Arica
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Configuring Helidon WebClient for JsonbSupport reader, writer and media support through properties

I want to configure my helidon web-client just using config. Something like below: WebClient.builder() .config(Config.create().get("web-client")).build(); and my config looks like below: web-client: uri: media-support: …
Bhavin Zalavadia
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Exclude oci specific sdk from helidon mp

We have a mp project and would like to know if there is a way to exclude all the dependencies added by helidon with respect to oci sdk, Helidon 3.2.0 includes oci sdk by default, We dont need it, We would like add our own versions of sdk.
Ravisankar Jampani
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BeanParam Annotation not working with helidon rest client to parse QueryParam values

We are using annotation @javax.ws.rs.BeanParam to aggregate our QueryParams for our controller layer, we are able to call the APIs fine from postman by providing the Queryparams and controller layer is receiving the data just good. The problem…
shashank shekhar Kaushik
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TCP/TLS sockets in helidon

Can we use Helidon framework to build a service which can accept TCP/TLS connections from remote server ? Trying to explore helidon framework to see if it exposes a raw tcp socket on a newly built microservice. By raw tcp socket I mean that new…
rajat srivastava
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Does Helidon have a web-based project creation tool?

Am I misremembering Helidon having a web-based project creation tool similar to the tool spring initializr? I know of the Helidon CLI that provides similar functionality. Some generic searches like Helidon initializer or starter do not return…
Alex Popescu
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Why are we getting UnsupportedVersionException: The broker does not support INIT_PRODUCER_ID, after Helidon MP 3.2.1 upgrade

We are migrating our code base to Helidon MP 3.2.1 and are noticing that our Kafka consumers are throwing this exception: org.apache.kafka.common.errors.UnsupportedVersionException: The broker does not support INIT_PRODUCER_ID This seems to be…
Jan
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Not able to set up Custom Config Source in Helidon Mp

I have made the changes as suggested in the doc : https://helidon.io/docs/v2/#/mp/config/02_MP_config_sources But it is not able to identify the new config source and gives the following error : Config source of type test-config-provider is not…
mystic
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Helidon-MP (3.0.0) Metric fields for URL/path issue

Helion MP (3.0.0): With thousands of URLs/paths to handle, and each URL/path having some injected metric fields, the performance of the Helidon server will be greatly degraded. The server would seem to get stuck handling the injected metric fields…
Derek Yu
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With Helidon Metrics how do I mimic the OEM metrics?

With the metrics available in Helidon, how do I make graphs in Grafana to mimic what we used to have in OEM? For example: We seem to have Microprofile metrics, such as "base_gc_time_seconds" but I guess we need to use rate or something? Thanks!
Sarkie
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