RFR: 8254234 - Add test library stream object builder [v2]

[Roger Riggs]

On Fri, 9 Oct 2020 12:19:30 GMT, Chris Hegarty <chegar at openjdk.org> wrote:

>> It is useful to have a test library facility for building stream objects, suitable for deserialization testing. We
>> already have a partial implementation in one of the record serialization tests, move it to the test library for more
>> general use. The implementation remains partial, but can be expanded as and when needed.
>
> Chris Hegarty has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev
> excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since
> the last revision:
>  - Merge branch 'master' into serial-byte-stream-builder
>  - apply review comments
>  - Initial changes for 8254234 - Add test library stream object builder

Thanks for the updates.

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Marked as reviewed by rriggs (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/561