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ASF GitHub Bot commented on NIFI-3404: -------------------------------------- Github user ijokarumawak commented on a diff in the pull request: https://github.com/apache/nifi/pull/1830#discussion_r117680294 --- Diff: nifi-nar-bundles/nifi-standard-services/nifi-lookup-services-bundle/nifi-lookup-services/src/main/java/org/apache/nifi/lookup/SimpleKeyValueLookupService.java --- @@ -41,7 +48,9 @@ protected PropertyDescriptor getSupportedDynamicPropertyDescriptor(final String .name(propertyDescriptorName) .required(false) .dynamic(true) - .addValidator(Validator.VALID) + .addValidator(StandardValidators.createAttributeExpressionLanguageValidator(AttributeExpression.ResultType.STRING, true)) + .addValidator(StandardValidators.ATTRIBUTE_KEY_PROPERTY_NAME_VALIDATOR) + .expressionLanguageSupported(true) --- End diff -- This change enabled EL support, however, cacheConfiguredValues method is not updated to evaluate EL. > Add lookup processor for enrichments/joins to reference data > ------------------------------------------------------------ > > Key: NIFI-3404 > URL: https://issues.apache.org/jira/browse/NIFI-3404 > Project: Apache NiFi > Issue Type: Improvement > Reporter: Joey Frazee > Assignee: Joey Frazee > > NiFi doesn't currently have an easy, concise way of doing enrichment, joining > against reference data sets or performing attribute lookups against external > data sources. > Since enrichments and joins are basic streaming use cases, and since > attributes and EL are often used to parameterize processor properties, there > is a need for an easy way to do enrichments, joins and lookups without having > to write code or create a lengthy data flow. > There's been some discussion of this on the mailing list [1] and I've started > work on a LookupAttribute [2] processor that delegates the work to controller > services. > 1. > https://lists.apache.org/thread.html/74321ff0e9e0b7339e43ad53b36119315dc5094991605edfb12b34d0@%3Cdev.nifi.apache.org%3E > 2. https://github.com/jfrazee/nifi-lookup-service -- This message was sent by Atlassian JIRA (v6.3.15#6346)