Re: unable to deploy sip-for-me on a typical java phone(with small heap size)

On 7/14/06, Man-Chi Leung <[email protected]> wrote:
>
> hi,
>
> typical phone has limited heap size for java MIDP. Most  Nokia S40
> models only support < 500 KB limit for jad+jar.
>
> we also failed to install sip-for-me on a lastest Sharp model (3G
> phone), due to max heap size limit again. in fact, it crashed totally
> :-P
>
> in my research, only a few Nokia S60 models (N91,N80)  and recent
> SonyEricsson models  (K700i, M600, etc)  do support unlimited heap
> size. yes, only for these high end toys.
>
> Nokia's strategy seems going to include SIP stack in S60 v3 edition OS
> layer from now on, so that developers can implement SIP enabled MIDP in
> roughtly 70KB,  but I do not see any other manufacture is pushing SIP
> stack as well. very sadly, I do not see any SIP related roadmap from SE
> so far.  (pls correct me, if i am wrong)
>
> Motorola is pushing MSA  in JCP.  MSA includes JSR-180 but it is hardly
> see any MSA capable phone in the market any time soon.
>
> now , i have doubt:
>
> 1)  for the millions and millions of existing java mobile phones in the
> market, how can I 'squeeze'  sip-for-me  (~600KB) into perferable
> ~100KB-200KB MIDP ?


try to use an obfuscator but I may affect performance or behavior....

2) no doubt that telecos industry is moving towards IMS world, but it
> seems that only Nokia, but no one else, is pushing SIP enabled phone.
> will anyone actually bother IMS if without SIP mobile phone? i really
> do not understand what is going on !!!


I'm not enough up-to-date on those matters to comment on this topic, sorry
:-)

pls advise me.
>
> ~manchi
>
>
>
>
>
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