RFR: JDK-8243376: java.net.SocketPermission.implies(Permission p) spec is mismatching with implementation [v9]

[Jayashree S Kumar]

On Wed, 10 Mar 2021 17:32:30 GMT, Jayashree S Kumar <duke at openjdk.java.net> wrote:

>> Issue
>> 
>> https://bugs.openjdk.java.net/browse/JDK-8243376
>> 
>> Problem
>> 
>> The scenario is: 
>> - Some specified target hostname resolves to two IP addresses (always the same address pair). 
>> - The DNS resolved order of the two ip addresses changes (a usual LoadBalancer type behavior). 
>> - The CNAME of the two ip addresses differ. 
>> 
>> In SocketPermission class(void getIP() method), it internally resolves and saves only the first IP address resolved, not all the IP addresses resolved. 
>> - Depending on when the implier/implied SocketPermission hostname is resolved, the resolved addresses order differs, and the internally saved IP address mismatches, resulting on SocketPermission#implies() false. 
>> 
>> 
>> Michael McMahon kindly reviewed and suggested changes: https://mail.openjdk.java.net/pipermail/net-dev/2020-May/014001.html
>
> Jayashree S Kumar has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Jcheck Review: Corrected the tab error

Hi Vyom, Thanks a lot for reaching out. 
We have reopened to try and write the additional tests in "jdk/java/net/SocketPermission/Equals.java" for equal & hashCode method.

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PR: https://git.openjdk.java.net/jdk/pull/1916