RFR: 8300979: Lazily initialize (byte, char)arr in java.io.DataInputStream
Eirik Bjorsnos
duke at openjdk.org
Tue Mar 21 17:30:40 UTC 2023
On Tue, 21 Mar 2023 15:41:13 GMT, Per Minborg <pminborg at openjdk.org> wrote:
> This PR proposed to lazily initialize the scratch arrays only if/when needed.
Looks like `DataInputStream.readUTF` could benefit from using `JavaLangAccess.countPositives` and return early for the common case that all bytes are ASCII. Food for another PR?
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PR Comment: https://git.openjdk.org/jdk/pull/13121#issuecomment-1478310588
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