All Questions
Tagged with java-ee or jakarta-ee
29,218 questions
-2
votes
0
answers
22
views
IntelliJ IDEA 2026.1 unable to ping WildFly server at localhost:8080 - Application Server not connected
Problem
I recently upgraded IntelliJ IDEA to 2026.1 (installed via snap) on Ubuntu Linux.
When trying to deploy to WildFly with JPA, the deployment fails immediately with:
Application Server was not ...
Advice
1
vote
7
replies
74
views
Is Freemarker 2.3.34 compatible with Jakarta EE11?
As the title says, is FreeMarker 2.3.34 compatible with Jakarta EE11? I'm trying to upgrade a web application from Jakarta EE9 to EE11 and I'm facing some issues.
0
votes
0
answers
67
views
Micrometer Counter backed by DB aggregate causes Prometheus rate() to exceed 100% and spikes on app restart
We have a Jakarta app that exposes Prometheus metrics about OIDC session. The success rate metric occasionally spikes above 100% (observed 133%, 300%) in production.
The metric:
(
sum by(stage)(rate(...
- 574
2
votes
0
answers
46
views
Getting Jakarta persistence to work in OSGI
I have been trying to get my OSGI persistence bundles updated to the newest libraries. My old structure was Gemini JPA, EclipseLink (2.x) and (thus) the javax libraries, and I am trying to upgrade ...
- 341
3
votes
0
answers
102
views
Glassfish wants an EntityManagerFactory when using PersistenceContext [closed]
I have a project I'm converting from Java EE to Jakarta 10. I'm trying to get the persistence to work on Glassfish 7. Unfortunately, when the application is deployed to Glassfish, I get the following ...
- 172
2
votes
1
answer
109
views
Container initiated authentication
I’m trieing to implement a very basic example of container initiated authentication.
I defined the roles and constraints in web.xml:
<security-role>
<role-name>VIEW_USER_PAGES</role-...
- 163
0
votes
0
answers
67
views
Fire 2nd time in faces 4.1, showed error Http Transport returned a 0 status code
I'm testing to migrate from previous Jakarta EE to version 11. I've got a lot error messages with
The Http transport returned a 0 status code. This is usually the result of mixing ajax and full ...
- 119
0
votes
1
answer
82
views
Accessing enum via Jakarta Expression Languauge in Pages
According to the official tutorial I should be able to reference an enum class via Expression Language. The example from the mentioned tutorial is as follows:
public enum Suit {hearts, spades, ...
- 846
Tooling
0
votes
7
replies
50
views
Recommendations Java -Jakarta EE New web app - api
I used to do Java back in the day (2013) and I am SCJP. Since then I have been doing mobile. Anyway, I was asked to do an API for someone so I figured I’d get back into it for a bit and everything ...
- 714
0
votes
2
answers
154
views
IBM Liberty JakartaEE11 version artifacts [closed]
Does anybody know if IBM Liberty support Jakarta EE 11? The latest version of maven is for Jakarta EE 10.
Any links, hints to artifacts/plans appreciated
- 1,906
2
votes
0
answers
78
views
How to run a standalone Java client on WAS liberty 25.x with Jakarta EE10
I am using IBM WebSphere Liberty 25.0.0.10. I have migrated my application from Java EE 8 (previously deployed on WebSphere Application Server 9.0.5.x) to Jakarta EE 10, and the application is now ...
0
votes
1
answer
135
views
Jakarta Persistence can't find Entity classes [closed]
I'm trying to update my old Java EE project to run on Jakarta EE and I've run into an issue I can't seem to resolve. When I use the persistence for Jakarta the compiler says it can't find the classes ...
- 172
Advice
0
votes
5
replies
118
views
Jakarta CDI - Two "Singletons" of the same class
I'm new to injection frameworks. And my question is a contradiction in itself, but - hypothetically - is it possible to have CDI inject exactly 2 different instances of the same class throughout my ...
- 185
0
votes
0
answers
49
views
JSF composite component field not working from ui:include inside another composite component
Java 21 and Wildfly 37.0.0:
Seeing this weird thing where I'm creating a new composite component, but the field passed into it is null when residing inside a <ui:include> within another ...
- 1,166
1
vote
0
answers
38
views
JBeret extension to deliver metrics
We want to monitor metrics on our Jakarta Batch jobs processed through JBeret.
That means we want to count all invocations of reader/processor/writer, all listeners, all loops executed in Batchlets ...
- 10k