RFR: JDK-8316778: test hprof lib: invalid array element type from JavaValueArray.elementSize [v3]

[Leonid Mesnik]

On Fri, 29 Sep 2023 19:21:14 GMT, Alex Menkov <amenkov at openjdk.org> wrote:

>> The change fixes 2 issues in hprof test library.
>> The issue were discovered during test development (logging values of dumped heap objects).
>> - JavaValueArray.elementSize cannot determine size of the array elements and throws RuntimeException: invalid array element type
>> - JavaObject.toString() method for dumped String objects tries to construct string value of the object from "value" field assuming "value" field is array of char. Actually it's byte array, so toString return array values like "{65, 66, 67}" (with fixed JavaValueArray.elementSize)
>
> Alex Menkov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   removed othervm mode

Marked as reviewed by lmesnik (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/15953#pullrequestreview-1651578426