RFR: 8364361: [process] java.lang.Process should implement Closeable [v13]

[Roger Riggs]

On Tue, 30 Sep 2025 19:28:15 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> The teardown of a Process launched by `ProcessBuilder` includes the closing of streams and ensuring the termination of the process is the responsibility of the caller. The `Process.close()` method provides a clear and obvious way to ensure all the streams are closed and the process terminated.
>> 
>> The try-with-resources statement is frequently used to open streams and ensure they are closed on exiting the block. By implementing `AutoClosable.close()` the completeness of closing the streams and process termination can be done by try-with-resources.
>> 
>> The actions of the `close()` method are to close each stream and destroy the process if it has not terminated.
>
> Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Additional review feedback.
>   Updated to emphasize reading the data from the streams and calling waitFor
>   to allow for normal termination.

Updated the CSR text and attached files to match the updated javadoc.

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PR Comment: https://git.openjdk.org/jdk/pull/26649#issuecomment-3353606591