RFR: 8263233: Update java.net and java.nio to use instanceof pattern variable [v2]

[Patrick Concannon]

On Tue, 9 Mar 2021 13:01:10 GMT, Michael McMahon <michaelm at openjdk.org> wrote:

>> src/java.base/share/classes/java/net/InterfaceAddress.java line 107:
>> 
>>> 105: 
>>> 106:             if (Objects.equals(address, cmp.address) &&
>>> 107:                 Objects.equals(broadcast, cmp.broadcast) &&
>> 
>> This could be simplified to:
>> 
>>     public boolean equals(Object obj) {
>>         if (obj instanceof InterfaceAddress cmp
>>               && Objects.equals(address, cmp.address)
>>               && Objects.equals(broadcast, cmp.broadcast)
>>               && maskLength == cmp.maskLength) {
>>             return true;
>>         }
>>         return false;
>>     }
>
> or go one step further and replace the if statement just with the boolean expression.

Replaced the if statement with boolean expression as suggested. See eca9095

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PR: https://git.openjdk.java.net/jdk/pull/2890