git: openjdk/jdk: 4926314: Optimize Reader.read(CharBuffer)

[Brian Burkhalter]

Changeset: 65c19c40
Author:    Philippe Marschall <philippe.marschall at gmail.com>
Committer: Brian Burkhalter <bpb at openjdk.org>
Date:      2021-04-26 17:33:35 +0000
URL:       https://git.openjdk.java.net/jdk/commit/65c19c40

4926314: Optimize Reader.read(CharBuffer)

Reviewed-by: alanb, bpb

! src/java.base/share/classes/java/io/CharArrayReader.java
! src/java.base/share/classes/java/io/InputStreamReader.java
! src/java.base/share/classes/java/io/Reader.java
+ test/jdk/java/io/CharArrayReader/ReadCharBuffer.java
+ test/jdk/java/io/InputStreamReader/ReadCharBuffer.java
+ test/jdk/java/io/Reader/ReadCharBuffer.java