What methods should go into a java.util.Objects class in JDK 7?

Ryan Slobojan straxus at gmail.com
Fri Sep 11 14:39:11 UTC 2009

> Hello.
> For JDK 7, I think it is high-time the platform included a class like
> java.util.Objects to hold commonly-written utility methods.  For
> example, a two-argument static equals method that returned true if  
> both
> arguments are null, returns false is one argument is null, and  
> otherwise
> returns the result of calling arg1.equals(arg2)  (6797535 "Add shared
> two argument static equals method to the platform").
> A static hashCode method returning 0 for null and the value of
> arg.hashCode() has also been suggested.
> A set of
>     static int compareTo(int, int)
>     static int compareTo(long, long)
>     ....
> methods probably belongs somewhere in the platform too.
> What other utility methods would have broad enough use and  
> applicability
> to go into a common java.util class?
> -Joe

As a note, I've just put up an article about this on InfoQ soliciting  
feedback from the wider Java community:



Ryan Slobojan

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