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⚡ Bolt: Optimize IFolder creation traversal#269

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RoiSoleil merged 2 commits intomasterfrom
bolt-optimize-createfolder-9312335440399669661
May 1, 2026
Merged

⚡ Bolt: Optimize IFolder creation traversal#269
RoiSoleil merged 2 commits intomasterfrom
bolt-optimize-createfolder-9312335440399669661

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@RoiSoleil
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Replaced top-down folder existence checks using StringUtils.split with a bottom-up traversal using IResource.getParent().

In Eclipse workspace API, fetching handles and checking exists() top-down segment-by-segment is a known performance bottleneck for nested folder creation. This optimization reduces workspace locking and resource resolution overhead for deep folder hierarchies. Workspace setup time in test suites with deep package structures should see a minor measurable decrease in latency.


PR created automatically by Jules for task 9312335440399669661 started by @RoiSoleil

💡 What: Replaced top-down folder existence checks using StringUtils.split with a bottom-up traversal using IResource.getParent().
🎯 Why: In Eclipse workspace API, fetching handles and checking exists() top-down segment-by-segment is a known performance bottleneck for nested folder creation.
📊 Impact: O(1) string allocations instead of O(N) array creation and string parsing. Reduced workspace locking and resource resolution overhead for deep folder hierarchies.
🔬 Measurement: Workspace setup time in test suites with deep package structures should see a minor measurable decrease in latency.

Co-authored-by: RoiSoleil <3462260+RoiSoleil@users.noreply.github.com>
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codecov Bot commented May 1, 2026

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 75.09%. Comparing base (055cd06) to head (cec8dd7).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files
@@             Coverage Diff              @@
##             master     #269      +/-   ##
============================================
- Coverage     75.12%   75.09%   -0.03%     
+ Complexity     3313     3312       -1     
============================================
  Files           422      422              
  Lines         14567    14570       +3     
  Branches       1271     1270       -1     
============================================
- Hits          10943    10942       -1     
- Misses         3090     3093       +3     
- Partials        534      535       +1     

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💡 What: Replaced top-down folder existence checks using StringUtils.split with a bottom-up traversal using IResource.getParent().
🎯 Why: In Eclipse workspace API, fetching handles and checking exists() top-down segment-by-segment is a known performance bottleneck for nested folder creation.
📊 Impact: O(1) string allocations instead of O(N) array creation and string parsing. Reduced workspace locking and resource resolution overhead for deep folder hierarchies.
🔬 Measurement: Workspace setup time in test suites with deep package structures should see a minor measurable decrease in latency.

Co-authored-by: RoiSoleil <3462260+RoiSoleil@users.noreply.github.com>
@RoiSoleil RoiSoleil merged commit fca0945 into master May 1, 2026
6 of 7 checks passed
@RoiSoleil RoiSoleil deleted the bolt-optimize-createfolder-9312335440399669661 branch May 1, 2026 20:03
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