On Thu, 22 Jun 2023 18:43:19 GMT, Lance Andersen <lan...@openjdk.org> wrote:
>> Clarify the behavior of `java.lang.Readable` when the specified
>> `java.nio.CharBuffer` parameter is empty but read-only, and when it is full.
>
> src/java.base/share/classes/java/lang/Readable.java line 49:
>
>> 47: * @param cb the buffer to read characters into
>> 48: * @return The number of {@code char} values added to the buffer,
>> 49: * possibly zero, or -1 if this source of characters is at
>> its end
>
> Would it be clearer to specifically indicate 0 is returned when no characters
> will be read.
Might be. I was mimicking the return specification from
[FileChannel::read](https://docs.oracle.com/en/java/javase/20/docs/api/java.base/java/nio/channels/FileChannel.html#read(java.nio.ByteBuffer[],int,int)).
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PR Review Comment: https://git.openjdk.org/jdk/pull/14616#discussion_r1238922106
