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Posted to issues@camel.apache.org by "Claus Ibsen (Jira)" <ji...@apache.org> on 2022/05/23 15:23:00 UTC

[jira] [Resolved] (CAMEL-18070) camel-core - Simple - Make it easy to check if property placeholder exists or not

     [ https://issues.apache.org/jira/browse/CAMEL-18070?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Claus Ibsen resolved CAMEL-18070.
---------------------------------
    Resolution: Fixed

> camel-core - Simple - Make it easy to check if property placeholder exists or not
> ---------------------------------------------------------------------------------
>
>                 Key: CAMEL-18070
>                 URL: https://issues.apache.org/jira/browse/CAMEL-18070
>             Project: Camel
>          Issue Type: Improvement
>          Components: camel-core
>            Reporter: Claus Ibsen
>            Assignee: Claus Ibsen
>            Priority: Major
>             Fix For: 3.18.0
>
>
> To make it easy to check that keyName exists or not.
> Well its easy to check if it exists but not the opposite
> <simple>{{?keyName}}</simple>
> We need a not argument for this
> <simple>{{?keyName}} == null</simple>
> Or something ala
> <simple>{{!keyName}}</simple>
> <simple>${properties:!keyName}</simple>



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