RFR: String.join(), StringJoiner additions

[Jim Gish]

Martin,

I've updated the toString() method as you suggested. 
http://cr.openjdk.java.net/~jgish/Bugs-5015163-7172553/ 
<http://cr.openjdk.java.net/%7Ejgish/Bugs-5015163-7172553/>

Thanks,
    Jim
On 04/18/2013 05:02 PM, Martin Buchholz wrote:
>
>
>
> On Thu, Apr 18, 2013 at 10:34 AM, Jim Gish <jim.gish at oracle.com 
> <mailto:jim.gish at oracle.com>> wrote:
>
>     That was a nice idea, but you don't want to change the value when
>     you do toString().  Otherwise, if you subsequently add a new
>     element, you're hosed because you've already added on the suffix.
>
>
> You can cheaply save the current length, append the suffix, call 
> toString, and reset the length back to the old value to avoid the 
> overhead of String "+".

-- 
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