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https://issues.apache.org/jira/browse/NIFI-6346?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matt Gilman updated NIFI-6346:
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Status: Patch Available (was: In Progress)
https://github.com/apache/nifi/pull/3636
> UI - Allow paramter reference within EL
> ---------------------------------------
>
> Key: NIFI-6346
> URL: https://issues.apache.org/jira/browse/NIFI-6346
> Project: Apache NiFi
> Issue Type: Sub-task
> Components: Core UI
> Reporter: Matt Gilman
> Assignee: Matt Gilman
> Priority: Major
>
> Need to update `nfel` to support referencing parameters within expression
> language. A parameter reference should be allowed outside of an expression,
> as a subject to an expression, or as a parameter to a function in an
> expression.
> {code}
> ${#{abc}:toUpper()}
> #{abc}${attr:toUpper()}
> ${attr:contains(#{abc})}
> {code}
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