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

[Alan Bateman]

On Tue, 9 Mar 2021 11:07:07 GMT, Patrick Concannon <pconcannon at openjdk.org> wrote:

> Hi,
> 
> Could someone please review my code for updating the code in the `java.net` and `java.nio` packages to make use of the `instanceof` pattern variable?
> 
> Kind regards,
> Patrick

src/java.base/share/classes/java/net/Inet6Address.java line 265:

> 263: 
> 264:         public boolean equals(Object o) {
> 265:             if (! (o instanceof Inet6AddressHolder that)) {

There's a spurious space after "!" can be probably be fixed while you are on that line.

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