Helidon is an open-source set of Java libraries for writing micro-services provided by Oracle.
Questions tagged [helidon]
139 questions
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1 answer
Configure Jersey in Helidon MP
I'd like to set the configuration property org.glassfish.jersey.server.ServerProperties.UNWRAP_COMPLETION_STAGE_IN_WRITER_ENABLE of Jersey to true.
I've read the Helidon documentation about configuring the server and tried to add the following to my…

Itchy
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How to use Helidon for a command-line app?
I am writing a Java command-line application intended to read and write from a database and just finish executing, once it is done with its work.
It will never expose a REST interface to anyone nor will it need to start a server and listen on any…

tbsalling
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How to dynamically configure log directory (every request) in java util logging with helidon
I want to configure separate log directory for every request. Is this possible with helidon?

bhargavi bharu
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io.helidon.webserver.ServerResponse.send() throwing error on server but file downloaded on front end
Trying to write one sample for (file upload and download) error in server.
Though it downloads the file in the frontend, getting error in server.
For Routing--
WebServer.builder(getRouting()).port(8080).build().start();
private static Routing…

MRS
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Integrating Helidon with spring boot
Using rest service using Helidon
Have created app using Helidon and rest services are available from Helidon.
i want to use spring jdbc template,dao Autowire features with Helidon and searched lot didn't find any article first of all is it right way…

Nagappa L M
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2 answers
HELIDON Support for DB2 and SQL server database
Able to connect to Oracle 19c database using https://helidon.io/docs/latest/#/mp/extensions/02_cdi_datasource-ucp
How to connect to DB2 and SQL server databases - need sample drivers and connection properties

Thiru
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Combine multiple requests in helidon
Is there any way I can combine multiple rest requests in single http call using helidon? Something similar to below.
https://learn.microsoft.com/en-us/graph/json-batching
I tried doing in similar way as mentioned in above doc but getting 400. Below…

Amit Sharma
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Helidon override libs folder
Is it possible to override the libs folder in helidon project? I want to copy jars to classpath at runtime. I was able to use -Dweblogic.ext.dirs to do that in weblogic server.

jiii
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What is the difference between request() and submit() in Helidon's WebClientRequestBuilder?
Helidon's WebClientRequestBuilder has two similar APIs: request() and submit(). Both APIs return Single.
request()'s Javadoc says...
Performs prepared request without expecting to receive any specific
type. Response is not…

Nathan
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How to upload file to Oracle DB as Blob/Clob using Helidon MP REST Services
I am new to Helidon MP and would like to know if there is a way to upload files to Oracle DB (Blob/Clob Column) via REST service created using Helidon MP.
I am able to acheive the same requirement in SpringBoot using below code accepting the file…

Gaurav
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2 answers
How can we consume REST and SOAP services in Helidon SE
How can we consume external REST and SOAP services in Helidon SE.

Gaurav
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1 answer
How to upload file to Oracle DB as Blob/Clob using Helidon SE REST Services
I am new to Helidon SE and would like to know if there is a way to upload files to Oracle DB (Blob/Clob Column) via REST service created using Helidon SE.

Gaurav
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- 3
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How do we implement q Params in Helidon SE
I am new to Helidon SE and would like to know if there is a way to implement q params in REST service created via Helidon SE.
Any help in this regard is truly appreciated.
Thanks,
Gaurav

Gaurav
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- 3
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1 answer
java.lang.IllegalStateException: No reader found for type: class io.helidon.examples.quickstart.se.pokemon.Pokemon
I am new to Helidon and i am trying to create a basic CRUD REST service using Helidon SE.
I have been referring the DbClient examples in GitHib (https://github.com/oracle/helidon/tree/master/examples/dbclient) to create a basic CRUD REST Service.
I…

Gaurav
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Cannot call an API with Form params using JAX-RS Invocation Builder, returns a 400 status code
Trying an example to hit a rest API , but seeing a 400 status code. Is this the correct way to call an API using form params?
import javax.json.JsonObject;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import…

Suren Konathala
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