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Date: Wed, 10 May 2017 16:49:17 +0200
From: Gilles <gilles@harfang.homelinux.org>
To: <dev@commons.apache.org>
Subject: Re: [Numbers] NUMBERS-33
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archived-at: Wed, 10 May 2017 14:49:24 -0000

Hi.

On Tue, 9 May 2017 12:59:40 -0400, Raymond DeCampo wrote:
>> If I make the method static and rename it to "gamma", then I can do 
>> the
> much
>> simpler:
>>     Stream<Double> d = numbers.parallelStream().map(Gamma::gamma);
>
> It seems to me like the above, suggested by Stian earlier if I am not
> mistaken, is the best option of the ones you have discussed, once you 
> agree
> on a name for the static method.
>
> I don't think there is a need to explicitly implement 
> DoubleUnaryOperator
> as a method reference can always be implicitly converter by the 
> compiler.

Is commit ef4ab32365ea7f5a0debb9f48734839b5ed00a86 OK (as far as usage
with Java 8 is concerned)?

If we decide to have "Numbers" target Java 8, we'll define an 
additional
(non-static) "apply(double)" method that will call the static one.

Regards,
Gilles


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