[weld-dev] [cdi-dev] Think I found bug with interceptor

Matej Novotny manovotn at redhat.com
Mon Nov 14 03:47:58 EST 2016


Hi,

first of all let us take this conversation off the cdi list, as it is a Weld related question (moving to weld-dev list).

Now to your question(s)...

If you could attach a tiny reproducer, this would probably be resolved within minutes, so if you can send one, do so please.

> Now here's the problem, If I use this annotation on just a regular method
> which I call myself, it DOES NOT work.

This feels like very basic use case do I doubt it isn't working.
What are the classes where you declare these methods?
How to you obtain a reference to the bean which has `doSend` method?

Again, reproducer would make all this very obvious and I could help you quickly :)


> @Priority set on it and that works fine. But I've also tried setting
> <interceptors> in beans.xml

@Priority enables in for whole application, while beans.xml for the given bean archive.
And you should not combine both approaches.


Regards
Matej


----- Original Message -----
> From: "Michael Remijan" <mjremijan at yahoo.com>
> To: cdi-dev at lists.jboss.org
> Sent: Monday, November 14, 2016 5:43:27 AM
> Subject: [cdi-dev] Think I found bug with interceptor
> 
> Greetings,
> 
> I am using:
> 
> <dependency>
> <groupId>org.jboss.weld.se</groupId>
> <artifactId>weld-se-core</artifactId>
> <version>3.0.0.Alpha15</version>
> </dependency>
> 
> and I think I found a bug with the interceptors. I wanted to ask about it
> first before I put it in Jira.
> 
> Basically, the interceptor I have defined works great if I annotate a method
> called by the CDI container, which in my case is an method observing for an
> event. I have an ExceptionRetryInterceptor class and an ExceptionRetry
> annotation. If I annotate an observer method like this:
> 
> @ExceptionRetry
> public void send(
> @Observes @Priority(SEND_EMAIL_MESSAGE) EmailEvent evnt
> ) throws MessagingException, IOException {....}
> 
> 
> No problem, everything works fine. I can see the interceptor code being
> called in my logs.
> 
> Now here's the problem, If I use this annotation on just a regular method
> which I call myself, it DOES NOT work. So if I refactor the above example so
> the annotation is NOT on the observer method called by the container, then
> the doSend() method below does NOT get wrapped by the interceptor:
> 
> 
> public void send(
> @Observes @Priority(SEND_EMAIL_MESSAGE) EmailEvent evnt
> ) throws MessagingException, IOException {
> //....
> doSend();
> }
> 
> @ExceptionRetry
> public void doSend() {....} // this method does not get wrapped by the
> interceptor
> 
> 
> I'm trying to figure out why. My ExceptionRetryInterceptor class has a
> @Priority set on it and that works fine. But I've also tried setting
> <interceptors> in beans.xml but the doSend(){...} method still doesn't get
> wrapped.
> 
> Any thoughts/help?
> 
> 
> 
> 
> 
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