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Re: [Microemulator-users] Applet bytecode hacking, Apache Harmony
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From: Vlad S. <ska...@gm...> - 2008-10-06 19:24:32
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Applet do not support multiple class loaders.
Also you can't change bytecode in applet/
On 10/6/08, David Welton <da...@de...> wrote:
> > Save for web is adding the new class and also adding the use of this
> > class into bytcode.
>
>
> Ok. I managed to work my way through the source code and see what
> it's doing. Pretty clever!
>
>
> > Calls to System.getProperty(), System.out, System.err and
> > getResourceAsStream are redirected to MicroEmulator Injected class.
> > This can't be done at Applet runtime.
>
>
> Next best thing: some code like the following in a standalone .class
> or .jar or whatever:
>
> public static void main(String[] args) {
> try {
> File output = new File(... new file name ...);
> AppletProducer.createMidlet(... old file name ..., output);
> } catch (Exception ex) {
> System.err.println("Error: " + ex.toString());
> }
> }
>
> I'm going to build one for myself, but it might be useful to other people too.
>
> Incidentally - why can't it be done at run time? Limitations in the
> applet model?
>
>
> > The svn for MicroEmulator is at sf.net and was not moved. We are
> > going to maintain this version until Harmony will make a Release of
> > new MicroEmulator.
>
>
> Cool, thanks!
>
>
> --
>
> David N. Welton
>
> http://www.welton.it/davidw/
>
> http://www.dedasys.com/
>
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--
Vlad
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