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ASF GitHub Bot logged work on COLLECTIONS-803: ---------------------------------------------- Author: ASF GitHub Bot Created on: 03/Feb/22 22:20 Start Date: 03/Feb/22 22:20 Worklog Time Spent: 10m Work Description: Simulant87 commented on pull request #276: URL: https://github.com/apache/commons-collections/pull/276#issuecomment-1029455359 @garydgregory Thank you for the feedback. I added a test the verifies the `convertKey` method is only called once, which fails currently on the master branch without the production code changes provided. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@commons.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 720461) Time Spent: 0.5h (was: 20m) > CaseInsensitiveMap prevent duplicate key conversion on put > ---------------------------------------------------------- > > Key: COLLECTIONS-803 > URL: https://issues.apache.org/jira/browse/COLLECTIONS-803 > Project: Commons Collections > Issue Type: Improvement > Components: Map > Affects Versions: 4.4 > Reporter: Simulant > Priority: Minor > Labels: performance > Time Spent: 0.5h > Remaining Estimate: 0h > > When adding a new item into a {{CaseInsensitiveMap}} the {{convertKey(key)}} > method is called twice, once in the {{put(key, value)}} method and second in > the {{createEntry(next, hashCode, key, value)}} method. The result could be > re-used resulting in a better performance. > Depending on the {{toString()}} implementation of the key and the resulting > length of the key before the lower case conversion the operation can get > expensive and should not be called twice, as the {{CaseInsensitiveMap}} > overwrites the {{convertKey(key)}} method and makes it more expensive and > depending on the input unlike in the implementation of the > {{AbstractHashedMap}}. -- This message was sent by Atlassian Jira (v8.20.1#820001)