Integrated: 8359293: Make TestNoNULL extensible

[Doug Simon]

On Thu, 12 Jun 2025 09:49:14 GMT, Doug Simon <dnsimon at openjdk.org> wrote:

> There are some closed markdown files that contain "NULL". These should be excluded from checking by TestNoNULL. This PR makes TestNoNull extensible in terms of exclusions with the following system properties:
> 
> * `excludedTestExtensions` - command separated list of file extensions (e.g. `-DexcludedTestExtensions=.md,.txt`)
> * `sourceExclusions` - command separated list of file paths relative to repo root (e.g. `-DsourceExclusions=src/hotspot/share/prims/jvmti.xml`)
> * `testExclusions` - command separated list of file paths relative to repo root (e.g. `-DtestExclusions=test/hotspot/jtreg/vmTestbase/nsk/share/jvmti/README`)

This pull request has now been integrated.

Changeset: a8b42848
Author:    Doug Simon <dnsimon at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/a8b42848489747f869e33a5067fdda91553eec96
Stats:     19 lines in 1 file changed: 14 ins; 0 del; 5 mod

8359293: Make TestNoNULL extensible

Reviewed-by: kbarrett

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PR: https://git.openjdk.org/jdk/pull/25777