RFR: 8300979: Lazily initialize (byte, char)arr in java.io.DataInputStream

Brian Burkhalter bpb at openjdk.org
Tue Mar 21 16:20:28 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.

src/java.base/share/classes/java/io/DataInputStream.java line 64:

> 62:      * working arrays initialized on demand by readUTF
> 63:      */
> 64:     private byte[] bytearr;

Could the `bytearr` and `chararr` instance variables be removed altogether?

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PR Review Comment: https://git.openjdk.org/jdk/pull/13121#discussion_r1143664354


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