Re: Java 7 feature Q.

From:
Lew <lewbloch@gmail.com>
Newsgroups:
comp.lang.java.programmer
Date:
Sat, 13 Aug 2011 22:13:18 -0700 (PDT)
Message-ID:
<f5971d45-a36a-41e5-a8f7-ddc23706b173@glegroupsg2000goo.googlegroups.com>
Roedy Green wrote:

"00101010" wrote, quoted or indirectly quoted someone who said :

Did they, like promised, add the waka waka shortcut for the instance
creation operator?

 
I googled unsuccessfully. Waka Waka has meanings in the context of
African pop music and Pac Man games, but nothing I could find on Java.


I had similar results when I searched.

Perhaps you mean something like my suggested Bali syntactic sugar:
 
http://mindprod.com/jgloss/bali.html
 
BigDate d = new BigDate( 1997, 5 , 6 );
 
could be abbreviated:
 
BigDate (1997, 5, 6) d;
 
This does not require any new keyword. Language designers have jumped
through hoops to avoid new keywords, e.g. in generics.


Interesting and different guess from what Arne inferred. This does point u=
p the need for clarification from the OP.

OTOH, this was never a promised "waka waka" for Java. Others have discusse=
d elsewhere on the 'net (I think even in this newsgroup) the purpose of the=
 'new' keyword for constructors to distinguish them from methods that (agai=
nst convention and good sense) match the class name.

Personally I don't find the extra four characters it takes to type "new " w=
orth the trouble of changing the language to eliminate the requirement for =
it. One can always follow Patricia Shanahan's and Joshua Bloch's advice to=
 use a factory method instead of a public constructor. This eliminates the=
 need for a 'new' keyword in the expression, permits generic inference, all=
ows power beyond mere construction, and admits of more expressive names tha=
n a mere copy of the class name, all without changing Java a whit. No "wak=
a waka" required.

--
Lew

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