Stream API - how to build -

[Doug Simon]

There’s also the sumatra-on-graal patch described in http://mail.openjdk.java.net/pipermail/graal-dev/2014-January/001523.html

-Doug

On Feb 4, 2014, at 10:36 PM, Eric Caspole <eric.caspole at amd.com> wrote:

> Hi Juanjo,
> The JDK 8 code in the Sumatra hg repo is really old and actually we have not been using it yet.
> 
> If you could explain a little more about what you want to do we can see if our modified Stream API at:
> 
> http://cr.openjdk.java.net/~ecaspole/sumatrajdk.02/webrev/
> 
> will work for you. Note this webrev is probably bit rot since it is from last July. I will do my best to update it tomorrow so it works with the JDK 8 tip, which is:
> 
> http://hg.openjdk.java.net/jdk8/jdk8/
> 
> Then you check out and build Graal, and the patch connects Graal to the JDK Stream offload.
> We are happy to welcome more Sumatra developers.
> Regards,
> Eric
> 
> 
> On 02/04/2014 11:16 AM, Juan Jose Fumero wrote:
>> Hello,
>>   I am trying to build JDK 8 and Stream API. Following the instructions
>> in [1], first I download the jdk8 and apply the patch with the patch
>> command in Linux. The patch was built with webrev and when I try to
>> apply it, It fails so I decided to do manually.  But, when the jdk is
>> compiling, I get the following error:
>> 
>> ...
>> ## Starting jdk
>> Compiling 9420 files for BUILD_JDK
>> /home/juanjo/phd/jdk8Sumatra/jdk/src/share/classes/java/util/stream/Streams.java:309:
>> error: cannot find symbol
>>             implements StreamBuilder<T> {
>>                        ^
>>   symbol:   class StreamBuilder
>>   location: class Streams
>> /home/juanjo/phd/jdk8Sumatra/jdk/src/share/classes/java/util/stream/Streams.java:355:
>> error: cannot find symbol
>>         public StreamBuilder<T> add(T t) {
>>                ^
>>   symbol:   class StreamBuilder
>>   location: class StreamBuilderImpl<T>
>>   where T is a type-variable:
>> ...
>> 
>> 
>> I guess I am doing something wrong.  Also I tried to download the
>> sumatra code but If I am not wrong, the Stream API in java.util is not
>> there [2]. I have seen the Aparapi project as well but I do not see
>> where they use the stream interface.
>> 
>> 
>> I would like to work with the Stream API and Graal with the aim to
>> connect our backend (source to source) for OpenCL. Our interest is to
>> work the interface in java.util.stream of Java 8 and provide some
>> optimisations and transformations in our backend based on this interface.
>> 
>> ///
>> //
>> //[1] /
>> ///https://wiki.openjdk.java.net/display/Sumatra/AMD+Sumatra+prototype%3A+APU+meets+Stream+API//
>> 
>> //[2] /
>> ///https://wiki.openjdk.java.net/display/Sumatra/Sumatra+Repository+Info///
>> ////
>> 
>> Thanks so much
>> Juanjo
>> 
>> 
>> 
>> The University of Edinburgh is a charitable body, registered in
>> Scotland, with registration number SC005336.
>> 
>