RFR: 8303260: (fc) FileChannel::transferFrom should support position > size()

[Alan Bateman]

On Wed, 1 Mar 2023 01:34:33 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

> Enhance `FileChannel::transferFrom` to extend the channel's file if `position > size()`. This is consistent with `FileChannel::write(ByteBuffer, long)`.

The update to the API docs looks okay, the implementation change looks fine. I just wondering if there is anything that we might be missing to explain the restriction in the original API.

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PR: https://git.openjdk.org/jdk/pull/12797