[concurrency-interest] samples for parallel programming with Java 7

Dane Foster studdugie at gmail.com
Fri Sep 16 13:41:19 EDT 2011


+1 on Gregg Wonderly's suggestion for what to do w/ JCP.

Dane


On Fri, Sep 16, 2011 at 1:30 PM, Gregg Wonderly <gregg at cytetech.com> wrote:

> On 9/16/2011 10:21 AM, Danny Dig wrote:
>
>> I am frustrated by the slow adoption of ForkJoinTask, ParallelArray,
>> and other goodies for improving throughput on Java programs.
>>
>> One reason could be the lack of small (but realistic) projects that
>> illustrate how to use parallelism to improve throughput. I think
>> Microsoft is doing a good job to show samples of such programs:
>> http://code.msdn.microsoft.**com/Samples-for-Parallel-**b4b76364/<http://code.msdn.microsoft.com/Samples-for-Parallel-b4b76364/>
>>
>> Does anyone know where to find such sample programs for Java?
>>
>
> I feel that current, relevant documentation is the single largest issue
> that Java has to deal with.  You might find some examples at ibm.com and
> on some other commercial vendor sites who actually do provide support for a
> Java VM, or Java related technologies.
>
> My viewpoint is that Java has been shepherded by a largely technical and
> "on college campus" community which doesn't seem to "document" solutions,
> just APIs.  I guess that this would be because it takes time which they
> would have to volunteer, away from their real job, and in many cases, it
> could document how they are "competing" with others, and thus close the gap
> on any advantage they get from Java.
>
> Sun used to create a lot of good examples in the early days, of basic
> stuff. But so much of that stopped when everyone and their dog were
> publishing books on Java, or so it seems to me.
>
> The book written by Brian Goetz, and others, "Java Concurrency in Practice"
> (http://www.amazon.com/Java-**Concurrency-Practice-Brian-**
> Goetz/dp/0321349601<http://www.amazon.com/Java-Concurrency-Practice-Brian-Goetz/dp/0321349601>)
> provides a great deal of resources for what existed when it was written.
>
> But, ultimately, that is why technical books, in the end are pretty
> worthless after a few months.  Since things continue to change in the j.u.c
> APIs, it would be much better for there to be some type of online version of
> that book that could be purchased with continued updates happening.  Maybe,
> someday, the publishing industry will understand the need and implement
> something useful. The Kindle version, for example, could just be continually
> updated and I'd be extremely excited by that, particularly if there were new
> examples being added regularly as "patterns" were proven or tuned up.
>
> Gregg Wonderly
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