[sctp-dev] Use SCTP with Java 1.6?

Thu Jan 14 02:23:59 PST 2010

You may want to get the latest JDK6 update, u18, which was just releases ;-)

   http://java.sun.com/javase/downloads/

-Chris.

On 14/01/2010 10:19, Dennis Hjort wrote:
> Thanks Christopher ! :-) 
> 
> I'll get right on trying it out ! :-) 
> 
> With kind regards 
> 
> // D 
> 
> -----Original Message-----
> From: Christopher.Hegarty at Sun.COM [mailto:Christopher.Hegarty at Sun.COM] 
> Sent: den 13 januari 2010 12:41
> To: Dennis Hjort; Michal Lefler
> Cc: sctp-dev at openjdk.java.net
> Subject: Re: [sctp-dev] Use SCTP with Java 1.6?
> 
> Hi Dennis, Michal,
> 
> I added a page to the sctp project site [1] with, what I believe are
> detailed, instructions of how to use SCTP with JDK6. Please take a look
> and try them out.
> 
> If you encounter any problems of find something lacking from the
> instructions then please let me know. If the instructions are sufficient
> and you getting it running without any problem, please let me know you
> experience.
> 
> -Chris.
> 
> [1] http://openjdk.java.net/projects/sctp/html/sctp6.html
> 
> Dennis Hjort wrote:
>> Hi Christopher ! 
>>
>> I've been reading your posts regarding this topic, and downloaded the 
>> source, and applied the patch. Now I would like to compile a jdk6 
>> compatible sctp-lib! :-)
>>
>> As you already know, our management is holding of moving up to JDK7 
>> until a standard release, maybe even longer, and we are now trying to 
>> cut of performance costs in the product we are building, and now we 
>> even have numbers on what our implementation using the JNI library + 
>> additions to our eventkernel to handle the blocking channels is 
>> costing in performance, so it would be great to be able to use the 
>> sctplib with
>> JDK6 already ! :-)
>>
>> So, if it's possible I would appreciate the detailed instructions on 
>> how to get it working with JDK6 ! :-)
>>
>> With kind regards
>>
>> // Dennis
>>
>> -----Original Message-----
>> From: sctp-dev-bounces at openjdk.java.net 
>> [mailto:sctp-dev-bounces at openjdk.java.net] On Behalf Of Christopher 
>> Hegarty - Sun Microsystems Ireland
>> Sent: den 8 januari 2010 17:23
>> To: Michal Lefler
>> Cc: sctp-dev at openjdk.java.net
>> Subject: Re: [sctp-dev] Use SCTP with Java 1.6?
>>
>> Hi Michal,
>>
>> I was trying to come up with a list of things to do to get the SCTP 
>> implementation working on JDK6, when I came across a previous attempt 
>> I made at it. To my surprise I had actually got further than I 
>> thought, and I found a list of changes I wanted to push into JDK7 so 
>> make this simpler ( as well as a few new ones ).
>>
>>  From that I created;
>>   6915313: (sctp) Reorganize implementation to make it more feasible 
>> to port to JDK6
>>
>> Webrev:
>>    http://cr.openjdk.java.net/~chegar/6915313/webrev.0/webrev/
>>
>> With these changes applied we can simply take the JDK7 SCTP code, and 
>> with two very minor edits have it run with JDK6. I did this and have 
>> it running with JDK6u17. Without the above mentioned changes it is a 
>> little more tricky because you need to make many more edits and 
>> recompile the native code.
>>
>> I will be requesting a review of 6915313 and hope to be in a position 
>> to push it early next week. I can then send detailed instructions of 
>> how to get it working with JDK 6.
>>
>> -Chris.
>>
>> On 06/01/2010 14:57, Christopher Hegarty - Sun Microsystems Ireland
>> wrote:
>>> Hi Michal,
>>>
>>> There is no binary/package of SCTP available for JDK6. We received a 
>>> number of inquiries about this so far, but none of which are 
>>> considered a high enough priority to consider an official backport to
>> JDK6.
>>> That being said, a while back I took the API and implementation from
>>> JDK7 and tried to bolt it onto a JDK6 update. It was close to 
>>> completion, but I got side tracked with other things. When designing 
>>> the API, and doing the implementation, I considered the possibility 
>>> that it may one day be ported to JDK6. If you look at the 
>>> implementation and you will see that there are very little JDK7 
>>> dependencies. It should be relatively straight forward to extract the
> 
>>> API and implementation and have it run with JDK6. One caveat, the 
>>> implementation depends on a sun private API and will only run with
>> Sun's JDK.
>>> Is this something you would be willing to work on? I can certainly 
>>> help, but I don't have the time right now to run with it myself.
>>>
>>> -Chris.
>>>
>>> On 06/01/2010 06:09, Michal Lefler wrote:
>>>> Hi.
>>>>
>>>> I would like to use this SCTP implementation with my Java 1.6_17. Is
> 
>>>> there a binary distribution of this package alone?
>>>>
>>>> How can I use this SCTP package with Java 1.6?
>>>>
>>>> Thanks,
>>>>
>>>> Michal.
>>>>
>>>>  
>>>>
>>>>