NIFI-9996 - ListFile does not list root directory when Recurse Subdir…

[greyp9]

…ectories is active and Path Filter is specified

Summary

NIFI-9996

Handle case where a negative path pattern is specified in the processor config.

Tracking

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Issue Tracking

• Apache NiFi Jira issue created

Pull Request Tracking

• Pull Request title starts with Apache NiFi Jira issue number, such as NIFI-00000
• Pull Request commit message starts with Apache NiFi Jira issue number, as such NIFI-00000

Pull Request Formatting

• Pull Request based on current revision of the main branch
• Pull Request refers to a feature branch with one commit containing changes

Verification

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Build

• Build completed using mvn clean install -P contrib-check
  • JDK 8
  • JDK 11
  • JDK 17

Licensing

• New dependencies are compatible with the Apache License 2.0 according to the License Policy
• New dependencies are documented in applicable LICENSE and NOTICE files

Documentation

• Documentation formatting appears as expected in rendered files

[emiliosetiadarma]

Was able to run a build and verify everything works. Ran a ListFile processor with the following arrangement in MYDIR and the properties specified in the Jira issue.

./:
log.txt test.txt

./AAA:
LOG testAAA.txt

./AAA/LOG:
testAAALOG.txt

./BBB:
LOG testBBB.txt

./BBB/LOG:
testBBBLOG.txt

./CCC:
LOG testCCC.txt

./CCC/LOG:
testCCCLOG.txt

./LOG:
LOG testLOG.txt

./LOG/LOG:
testLOGLOG.txt

testAAA.txt, testBBB.txt, testCCC.txt, test.txt and log.txt got listed

[markap14]

Looks good to me as well. Thanks @greyp9 and @emiliosetiadarma +1 will merge to main