Method reference double-colon syntax

[Marc Petit-Huguenin]

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On 05/30/2012 07:43 PM, Brian Goetz wrote:
>> I checked. The compiler changes occurred in February but no justification
>> given. I am not looking to judge the justification; just wondering how
>> they justified :: that was better than #.
> 
> There were a number of reasons.  No one thinks :: is perfect, but # is 
> worse, and there were many other alternatives explored that were rejected
> for various technical reasons.  (Others may disagree with the conclusions
> or the reasons -- you have a right to -- but let's not dive down that
> rathole.)
> 
> The prototype implementation used the following syntax for method 
> references: Foo#bar.  This made sense mostly because the lambda syntax used
> #, and secondarily (way distant second) that the Javadoc syntax for methods
> was Foo#bar.

For the record, there is another place where # is used to reference methods in
Java:

http://docs.oracle.com/javase/7/docs/api/javax/management/MBeanPermission.html

- -- 
Marc Petit-Huguenin
Email: marc at petit-huguenin.org
Blog: http://blog.marc.petit-huguenin.org
Profile: http://www.linkedin.com/in/petithug
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