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Posted to common-issues@hadoop.apache.org by "Ayush Saxena (JIRA)" <ji...@apache.org> on 2019/01/08 12:29:00 UTC
[jira] [Comment Edited] (HADOOP-16029) Consecutive Append Should
Reuse
[ https://issues.apache.org/jira/browse/HADOOP-16029?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16737078#comment-16737078 ]
Ayush Saxena edited comment on HADOOP-16029 at 1/8/19 12:28 PM:
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[~giovanni.fumarola] Can you help review!!!
This has a mention [here|https://pmd.github.io/latest/pmd_rules_java_performance.html#consecutiveappendsshouldreuse] too.
was (Author: ayushtkn):
[~giovanni.fumarola] Can you help review!!!
> Consecutive Append Should Reuse
> -------------------------------
>
> Key: HADOOP-16029
> URL: https://issues.apache.org/jira/browse/HADOOP-16029
> Project: Hadoop Common
> Issue Type: Improvement
> Reporter: Ayush Saxena
> Assignee: Ayush Saxena
> Priority: Major
> Attachments: HADOOP-16029-01.patch, HADOOP-16029-02.patch
>
>
> Consecutive calls to StringBuffer/StringBuilder .append should be chained, reusing the target object. This can improve the performance by producing a smaller bytecode, reducing overhead and improving inlining.
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