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  1. JDK
  2. JDK-8229022

BufferedReader performance can be improved by using StringBuilder

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    • b17

        ADDITIONAL SYSTEM INFORMATION :
        Java 11

        A DESCRIPTION OF THE PROBLEM :
        See https://lemire.me/blog/2019/07/26/how-fast-can-a-bufferedreader-read-lines-in-java/

        BufferedReader uses StringBuffer. Swapping that to use StringBuilder seems to give a ~13% performance boost.


              bpb Brian Burkhalter
              webbuggrp Webbug Group
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