[jira] [Resolved] (TAMAYA-358) No way to inject an optional config value via CDI

["Anatole Tresch (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TAMAYA-358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Anatole Tresch resolved TAMAYA-358.
-----------------------------------
    Resolution: Fixed

> No way to inject an optional config value via CDI
> -------------------------------------------------
>
>                 Key: TAMAYA-358
>                 URL: https://issues.apache.org/jira/browse/TAMAYA-358
>             Project: Tamaya
>          Issue Type: Bug
>    Affects Versions: 0.3-incubating
>            Reporter: A. Soroka
>            Assignee: Anatole Tresch
>            Priority: Minor
>              Labels: cdi, injection, optional
>
> It's not possible to use {{@Config}} to inject an optional value in a CDI project. None of the following work:
> {code:java}
>     @Inject
>     @Config(value = { "trellis.configFile", "TRELLIS_CONFIG_FILE" }, required=false)
>     private File configFile;
> {code}
> {code:java}
>     @Inject
>     @Config(value = { "trellis.configFile", "TRELLIS_CONFIG_FILE" }, required=false)
>     private Optional<File> configFile;
> {code}
> {code:java}
>     @Inject
>     @Config(value = { "trellis.configFile", "TRELLIS_CONFIG_FILE" })
>     private Optional<File> configFile;
> {code}
> All throw a 
> {noformat}
> org.apache.tamaya.ConfigException: Cannot resolve any of the possible configuration keys: [trellis.configFile, TRELLIS_CONFIG_FILE]. Please provide one of the given keys with a value in your configuration sources.
> {noformat}



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