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Posted to issues@commons.apache.org by "Jatie1 (via GitHub)" <gi...@apache.org> on 2024/12/11 13:15:49 UTC

[PR] Simplify hex methods [commons-codec]

Jatie1 opened a new pull request, #347:
URL: https://github.com/apache/commons-codec/pull/347

   Update methods encodeHex and decodeHex to simplify the code and make it slightly more efficient.
   
   encodeHex: don't compute dataOffset + dataLen on every for iteration and also standardize nibble high and low using Base16.encode() as inspiration. I would say it's easier to read now.
   
   decodeHex: get high and low nibble directly using for loop iterator incrementing by 2 (2 char per hex val) and OR them immediately instead of getting high nibble, iterating variable, ORing low nibble, iterating variable then converting to byte. I think it's far more readable this way.
   
   I tested both with a barebones jmh benchmark and speed is roughly the same or very slightly faster than old implementation for both.


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Re: [PR] Simplify hex methods [commons-codec]

Posted by "garydgregory (via GitHub)" <gi...@apache.org>.
garydgregory commented on PR #347:
URL: https://github.com/apache/commons-codec/pull/347#issuecomment-2558577029

   Closing: No reply in 2 weeks.
   


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Re: [PR] Simplify hex methods [commons-codec]

Posted by "garydgregory (via GitHub)" <gi...@apache.org>.
garydgregory commented on PR #347:
URL: https://github.com/apache/commons-codec/pull/347#issuecomment-2536019917

   Hello @Jatie1 
   
   Please update the PR so anyone can run your JMH benchmarks.
   
   Thank you!


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Re: [PR] Simplify hex methods [commons-codec]

Posted by "garydgregory (via GitHub)" <gi...@apache.org>.
garydgregory closed pull request #347: Simplify hex methods
URL: https://github.com/apache/commons-codec/pull/347


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