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https://issues.apache.org/jira/browse/NIFI-4707?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16308603#comment-16308603
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ASF subversion and git services commented on NIFI-4707:
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Commit 97dc20e2d95057b890b3fecbe6f6e8877923e6b3 in nifi's branch
refs/heads/master from [~ca9mbu]
[ https://git-wip-us.apache.org/repos/asf?p=nifi.git;h=97dc20e ]
NIFI-4707: Changed process group parent stack to tree
> SiteToSiteProvenanceReportingTask not returning correct metadata
> ----------------------------------------------------------------
>
> Key: NIFI-4707
> URL: https://issues.apache.org/jira/browse/NIFI-4707
> Project: Apache NiFi
> Issue Type: Bug
> Components: Extensions
> Reporter: Matt Burgess
> Assignee: Matt Burgess
> Fix For: 1.5.0
>
>
> When the SiteToSiteProvenanceReportingTask emits flow files, some of them
> include a "componentName" field and some do not. Investigation shows that
> only the components (except connections) in the root process group have that
> field populated. Having this information can be very helpful to the user,
> even though the names might be duplicated, there would be a mapping between a
> component's ID and its name. At the very least the behavior (i.e. component
> name being available) should be consistent.
> Having a full map (by traversing the entire flow) also opens up the ability
> to include Process Group information for the various components. The
> reporting task could include the parent Process Group identifier and/or name,
> with perhaps a special ID for the root PG's "parent", such as "@ROOT@" or
> something unique.
> This could also allow for a PG ID in the list of filtered "component IDs",
> where any provenance event for a processor in a particular PG could be
> included in a filter when that PG's ID is in the filter list.
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