Github user YolandaMDavis commented on a diff in the pull request:
https://github.com/apache/nifi/pull/843#discussion_r74617540
--- Diff:
nifi-nar-bundles/nifi-hadoop-bundle/nifi-hdfs-processors/src/main/java/org/apache/nifi/processors/hadoop/AbstractHadoopProcessor.java
---
@@ -90,20 +90,55 @@ public String toString() {
}
}
+ // validator to ensure that valid EL expressions are used in the
directory property
+ static final Validator PATH_WITH_EL_VALIDATOR = new Validator() {
--- End diff --
Wondering if this could be in the standard validators class instead?
There's an ATTRIBUTE_EXPRESSION_LANGUAGE_VALIDATOR that's unused but looks
very similar, just doesn't have the non empty requirement. Seems like a few
tweaks could make it more generic with broad application. Thoughts?
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