Code review request for 6908131 Pure Java implementations of StrictMath.floor(double) &StrictMath.ceil(double)

David Schlosnagle schlosna at
Sat Jan 23 00:07:40 UTC 2010

On Fri, Jan 22, 2010 at 2:13 PM, Jeff Hain <jeffhain at> wrote:

> For Joe (or whoever wants to read it):
>    If benches get harder and harder as JVM's get smarter and smarter,
> maybe some tools could be developped to help developpers with that,
> instead of just having them warned about benches.
>    I know there is JConsole etc., but I think about something that could
> work for libraries, and rate them for different contexts of use.
>    After all, developping is developping implemented algorithms, and
> algorithms are rated according to their correctness (for which we have
> JUnit), and their performance (for which we have (?)).
>    Or maybe that's just not possible, or would be way too complicated...
> Jeff
You might be interested in a recent email to the Guava [1] mailing list
introducing a new Google open source project called Caliper [2] that intends
to serve as a micro-benchmarking framework for evaluating performance
characteristics under various JVM configurations.


- Dave
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