Question on layer/peeling

Ali Ebrahimi ali.ebrahimi1781 at gmail.com
Wed Jan 7 08:03:04 UTC 2015


Or add method
Map.Entry<K,V> getEntry(key)

On Wed, Jan 7, 2015 at 2:15 AM, Brian Goetz <brian.goetz at oracle.com> wrote:

> By the way, C# solves this by having TryGet type of methods that return a
>> boolean indicating success (I.e. found mapping) and set an out parameter
>> to
>> the value found.  You'd need a lightweight tuple or multi return to do the
>> same in java,  I think.
>>
>
> Right, there's two ways to fix get():
>  - Using the getOrDefault(key, sentinel) // added in Java 8
>  - Using some sort of optional-like return type
>
> Not quite at that part of the road yet.
>
>


-- 

Best Regards,
Ali Ebrahimi


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