javax.inject.Singleton was never supported in CDI 1.0 and 1.1 (final versions). So it actually cannot be abandoned by CDI :-). But yes, I think we should deprecate its usage in Weld API and remove the mentioned chapter from docs. So that only @ApplicationScoped beans should be used.
Martin Dne 6.9.2013 15:40, Kristoffer Sjögren napsal(a): > Do you mean that Singleton should be abandoned by CDI? Or do you mean to > clarify its role and/or implement proper lifecycle support for them? > > > On Fri, Sep 6, 2013 at 2:31 PM, Martin Kouba <[email protected] > <mailto:[email protected]>> wrote: > > Actually there's no singleton scope and corresponding built-in context > defined in the CDI spec. Though Weld API contains > org.jboss.weld.context.SingletonContext. Also the docs are outdated > (chapter 5.4. The singleton pseudo-scope). I think relevant classes > should be deprecated and the docs updated. > > With regard to lifecycle callbacks - Weld only invalidates application > context during shutdown right now [1]. > > Martin > > [1] > > https://github.com/weld/core/blob/master/impl/src/main/java/org/jboss/weld/bootstrap/WeldRuntime.java#L56 > > Dne 6.9.2013 14:09, Kristoffer Sjögren napsal(a): > > Hi > > > > We're running Weld 2.0.3.Final in a Java SE environment and have > > encountered a precarious situation where it seems like Weld is not > > consistent in handling the lifecycle of singleton beans. > > > > We have singleton beans with @PostConstruct and @PreDestroy methods. > > During Weld.initialize() all @PostConstruct methods are called. But > > during @PreDestroy methods are never called during Weld.shutdown(). > > @PreDestroy is only called on beans which are @ApplicationScoped. > > > > Is this according to specification or a bug? > > > > Cheers, > > -Kristoffer > > > > > > _______________________________________________ > > weld-dev mailing list > > [email protected] <mailto:[email protected]> > > https://lists.jboss.org/mailman/listinfo/weld-dev > > > > _______________________________________________ weld-dev mailing list [email protected] https://lists.jboss.org/mailman/listinfo/weld-dev
