Github user bbende commented on the issue: https://github.com/apache/nifi-registry/pull/23 @kevdoran thanks for taking care of this, what do you think about doing something like this? https://github.com/apache/nifi/blob/master/nifi-commons/nifi-web-utils/src/main/java/org/apache/nifi/web/util/ObjectMapperResolver.java You then register that as a provider with Jersey and I think whenever it marshalls JSON it will use that custom ObjectMapper. I guess it depends if we want to make a global decision to never include nulls, but my preference would be to keep the Jackson annotations out of the domain objects if possible.
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