mark,

as far as the language goes, is android java 1.6 or 1.5? i assume 1.6 but i
couldn't find anything that stated that explicitly.

the other thing i don't understand is binary compatibility. i had assumed i
could not take a class compiled with something other than the android SDK
and use it in android, but it appears that is not that case as i've seen
that one can take an arbitrary JAR and use it in an android project ... with
the limitation i assume that it can't use parts of the Java SE SDK that
aren't part of android. is this correct?

thanks.

On Tue, Oct 6, 2009 at 8:25 PM, Mark Murphy <mmur...@commonsware.com> wrote:

>
> > It looks like most (but not all) of Java SE is there other than awt.
>
> Uh, no. Swing and other packages are missing outright, and various classes
> are missing from other packages (e.g., most of java.beans).
>
> > Are all the included packages complete per Java SE 1.5?
>
> No.
>
> > What happens if you try to use a class in javax.xml.xpath for example?
>
> I suspect it may cause a rupture in the space-time continuum. If you could
> avoid doing that, it'd be appreciated... ;-)
>
> > Can you only find this kind of mistake by testing?
>
> Testing or reading the SDK docs to see if the class in question is part of
> the public SDK.
>
> > Who decides what part of Java is included.
>
> First tier is the Apache Harmony project, from which Android gets its
> java.* and javax.* packages.
>
> After that, it's the core Android team.
>
> > I'm just trying to understand how the platform is defined.
>
> The same way any class library is defined: by its documentation.
>
> --
> Mark Murphy (a Commons Guy)
> http://commonsware.com
> Android App Developer Books: http://commonsware.com/books.html
>
>
>
> >
>

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