[jira] [Assigned] (SLING-4767) Optional sub models are logged as warn if they cannot be adapted

["Konrad Windszus (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SLING-4767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Konrad Windszus reassigned SLING-4767:
--------------------------------------

    Assignee: Konrad Windszus

> Optional sub models are logged as warn if they cannot be adapted
> ----------------------------------------------------------------
>
>                 Key: SLING-4767
>                 URL: https://issues.apache.org/jira/browse/SLING-4767
>             Project: Sling
>          Issue Type: Improvement
>            Reporter: Georg Henzler
>            Assignee: Konrad Windszus
>
> Currently Sling Models logs the example model \[1] as warning \[2] if the sub model image does not exist. This really should be a debug log as it is totally fine if in optional field cannot be set?
> \[1]
> {code}
> com......mediagallery.MediaGalleryElement
> ...
>     @Inject
>     @Optional
>     @Named(value = ".")
>     private Image image;
> {code}
> \[2] org.apache.sling.models.impl.ModelAdapterFactory.injectElement(InjectableElement, Object, Model, DisposalCallbackRegistry, InjectCallback)
> {code}
>                 // log previous injection error, if there was any
>                 if (lastInjectionException != null) {
>                     log.warn("Although falling back to default value worked, injection into {} failed because of: " + lastInjectionException.getMessage(), element.getAnnotatedElement(), lastInjectionException);
>                 }
> {code}



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