[cdi-dev] [JBoss JIRA] (CDI-45) Optional Injection Points
Matej Novotny (JIRA)
issues at jboss.org
Wed Oct 12 03:19:01 EDT 2016
[ https://issues.jboss.org/browse/CDI-45?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13305841#comment-13305841 ]
Matej Novotny commented on CDI-45:
----------------------------------
-1 for {{Optional}} built-in bean, the limitations of that approach and the confusion caused (Optional vs Instance) are just not worth the few methods.
Adding all methods onto {{Instance}} just feels dirty; -10.
Personally I think explicitly supporting {{Optional}} isn't really worth it. But if we want to go that way anyway, I'd be +1 for adding {{Instance.getOptional}}.
> Optional Injection Points
> -------------------------
>
> Key: CDI-45
> URL: https://issues.jboss.org/browse/CDI-45
> Project: CDI Specification Issues
> Issue Type: Feature Request
> Components: Resolution
> Affects Versions: 1.0
> Reporter: Stuart Douglas
> Priority: Optional
> Fix For: TBD
>
>
> There are occoasions where it may be useful for some injection points to be optional, e.g.
> @Inject
> @Optional
> MyBean bean;
> This would behave the same as a normal injection point, however it will not cause the deployment to fail if it is not satisified.
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