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From Torsten Curdt <>
Subject Re: javaflow & aranea continuations
Date Mon, 29 Sep 2008 01:31:56 GMT
>> Well, the ASM enhancer should still be considered experimental. And  
>> someone reported it to be much slower than the BCEL one.
>> (Which is a bit of a surprise) Still I would love to see ASM being  
>> used as the main engine. Just because the library has a much better  
>> community.
> I've worked only on the ASM enhancer because it seems much more  
> simple to understand.
> Is the enhancing process or the enhanced code to be slower?

The final code should be the same. The enhancing process has been  
reported to be slower.

>>> I see there is no action around javaflow in the last year: is this  
>>> because of critical issues with its continuation approach or  
>>> simply lack of interest?
>> Well, I don't really use it at work anymore. And rarely people even  
>> just gave feedback. Not talking about any contributions. Especially  
>> when in the end I hear about people using it in their PhD thesis or  
>> some cool projects I am a little in between. "Cool!" and "WTF  
>> didn't you show up on the mailing lists". It's too much work if you  
>> don't get paid for it and don't even use it. Plus I am not a big  
>> fan of one man shows.
> I understand!
> Maybe Servlet-3.0 suspend/resume stuff will make tomcat people to be  
> interested in javaflow.. Maybe I'll ping them sooner or later.


>>> About "talk to the RIFE guys"/"talk to the aspectwerkz and aspectj  
>>> folks", did anything happen?
>> I only have talked briefly with Geert. He was considering changing  
>> the license and working together on it. While it is not as generic  
>> as javaflow he is happy with his implementation. So I guess I just  
>> did not have enough energy following up on this.
> I don't know anything about RIFE continuations methods. Does it  
> still work with bytecode enhancement and a StackRecorder like  
> runtime object?

Yes, they took a slightly different approach though.

> I succesfully made the ASM testsuite to fully pass  
> (SANDBOX-254+SANDBOX-255 patches). If there are known limitations  
> can you create failing tests for them?

I've just looked into them but (see the comment) but unfortunately  
patches also did not apply cleanly.

I hope to have some more time this week.


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