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agents-common/src/main/java/org/apache/ranger/plugin/policyengine/RangerResourceTrie.java Lines 1346 (patched) <https://reviews.apache.org/r/75151/#comment315113> We can simplyfy the EvalCollector<T> class as follows .It took me a while to figure it out how it is working as expected. static class EvalCollector<T> { private Set<T> result; public EvalCollector() { this.result = null; } public Set<T> getResult() { return result; } public boolean process(Set<T> evaluators) { if (evaluators != null && !evaluators.isEmpty()) { if (result == null) { result = new HashSet<>(evaluators); } else { result.addAll(evaluators); } } return false; // continue traverse } } - Vyom Tiwari On Aug. 8, 2024, 7:46 p.m., Madhan Neethiraj wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/75151/ > ----------------------------------------------------------- > > (Updated Aug. 8, 2024, 7:46 p.m.) > > > Review request for ranger, Abhishek Patil, Abhishek Kumar, Asit Vadhavkar, > Fateh Singh, Kishor Gollapalliwar, Abhay Kulkarni, Mehul Parikh, Pradeep > Agrawal, Ramesh Mani, Sailaja Polavarapu, Subhrat Chaudhary, Velmurugan > Periasamy, and Vyom Tiwari. > > > Bugs: RANGER-4893 > https://issues.apache.org/jira/browse/RANGER-4893 > > > Repository: ranger > > > Description > ------- > > - enhanced RangerResourceTrie to support handlers for matches found during > traversal > - custom handlers are used to get count of matchers, collect all matchers, > collect matchers within a given subset > - above enhancements are used to efficiently retrieve evaluators for > multi-level resources - like database/table/column > > > Diffs > ----- > > > agents-common/src/main/java/org/apache/ranger/plugin/policyengine/RangerResourceTrie.java > 773a02609 > > agents-common/src/main/java/org/apache/ranger/plugin/policyengine/gds/GdsDataShareEvaluator.java > 95f06209d > > agents-common/src/main/java/org/apache/ranger/plugin/util/RangerResourceEvaluatorsRetriever.java > 2ba8135b1 > > > Diff: https://reviews.apache.org/r/75151/diff/5/ > > > Testing > ------- > > - verified build with unit tests pass successfully > > > Thanks, > > Madhan Neethiraj > >
