RFR: 8344223: Remove calls to SecurityManager and doPrivileged in java.net.URLClassLoader after JEP 486 integration [v4]

[Yudi Zheng]

On Wed, 20 Nov 2024 06:52:11 GMT, Jaikiran Pai <jpai at openjdk.org> wrote:

>> Can I please get a review of this change which proposes to remove SecurityManager related API usages from `URLClassLoader` and its related `URLClassPath`? This addresses https://bugs.openjdk.org/browse/JDK-8344223.
>> 
>> The `URLClassLoader.getPermissions()` method will need additional changes but that will be done as part of https://bugs.openjdk.org/browse/JDK-8343150.
>> 
>> I'll be opening a CSR for this change because we are removing support for the `jdk.net.URLClassPath.disableRestrictedPermissions` system property.
>> 
>> No new tests have been added and existing tier1, tier2 and tier3 tests continue to pass.
>
> Jaikiran Pai 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 four additional commits since the last revision:
> 
>  - merge latest from master branch
>  - Alan's review - fix code comment
>  - merge latest from master branch
>  - 8344223: Remove calls to SecurityManager and doPrivileged in java.net.URLClassLoader after JEP 486 integration

Marked as reviewed by yzheng (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/22233#pullrequestreview-2448510144