git: openjdk/jdk: 8222329: Readable read(CharBuffer) does not specify that 0 is returned when there is no remaining space in buffer

[Brian Burkhalter]

Changeset: 58bb6555
Author:    Brian Burkhalter <bpb at openjdk.org>
Date:      2023-06-27 15:28:01 +0000
URL:       https://git.openjdk.org/jdk/commit/58bb6555e783e4627f57c3c8281183c474d581c9

8222329: Readable read(CharBuffer) does not specify that 0 is returned when there is no remaining space in buffer

Reviewed-by: rriggs, lancea, alanb

! src/java.base/share/classes/java/io/Reader.java
! src/java.base/share/classes/java/lang/Readable.java
! src/java.base/share/classes/java/nio/X-Buffer.java.template