Integrated: 8269886: Inaccurate error message for compressed hprof test

[Lin Zang]

On Tue, 6 Jul 2021 02:55:37 GMT, Lin Zang <lzang at openjdk.org> wrote:

> The current implementation of hprof Reader for testing always prompts "Can not decompress the compressed hprof file" when there is error for testing gzipped heap dump. This is inaccurate if the gzipped file was decompressed successfully but the hprof file format is incorrect. So the inaccurate error message could be misleading for issue analysis.
> 
> This trivial PR refine the error message by simply print "Can not get stack trace from the compressed hprof file", the underlying exception from GZIPInputStream() or HprofReader() would give accurate error info.

This pull request has now been integrated.

Changeset: 4fbcce11
Author:    Lin Zang <lzang at openjdk.org>
Committer: David Holmes <dholmes at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/4fbcce119b1736455cb74d0a585097eca617593c
Stats:     12 lines in 1 file changed: 7 ins; 2 del; 3 mod

8269886: Inaccurate error message for compressed hprof test

Reviewed-by: dholmes, cjplummer

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PR: https://git.openjdk.java.net/jdk/pull/4685