RFR: 8166026: Refactor java/lang shell tests to java [v4]

[Roger Riggs]

On Mon, 7 Dec 2020 20:15:29 GMT, Ivan Šipka <isipka at openjdk.org> wrote:

>> Refactor `test/jdk/java/lang/Thread/UncaughtExceptions.sh` as java test.
>
> Ivan Šipka has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - 8166026: Refactor java/lang shell tests to java
>  - 8166026: Refactor java/lang shell tests to java

Sorry I missed the date; looks fine.

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Marked as reviewed by rriggs (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1578