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From Alex Harui <aha...@adobe.com>
Subject Re: [FlexJS] Handling interfaces
Date Fri, 01 Nov 2013 03:31:13 GMT
There are a few places where there is a main compilation unit.  I think
even a mainCU variable.

And you might be able to inject in the publishing phase.  You know the
main file by then as well.

-Alex

On 10/31/13 3:49 PM, "Erik de Bruin" <erik@ixsoftware.nl> wrote:

>Ok, rounding off the 'is' and 'as' implementation.
>
>One quick question: how do I figure out - in FalconJx - if the
>'current' class is the 'main' or 'toplevel' class? I need to inject a
>special 'goog.require', which I rather don't do in all classes,
>instead I'd like to only add it to the first class ('Application' or
>similar)...
>
>Thoughts?
>
>EdB
>
>
>
>On Thu, Oct 31, 2013 at 6:05 PM, Alex Harui <aharui@adobe.com> wrote:
>> It's been so long since I've seen that, that I don't completely
>>remember.
>>
>> I believe it could be a Java class path issue.  That the compiler is
>> picking up an different version of MapMaker than expected.
>>
>> -Alex
>>
>> On 10/31/13 9:58 AM, "Erik de Bruin" <erik@ixsoftware.nl> wrote:
>>
>>>And I killed it again... Now I'm getting this (vaguely familiar) error:
>>>
>>>Using Falcon codebase:
>>>/Users/erik/Documents/ApacheFlex/git/flex-falcon/compiler.jx/bin/../../c
>>>om
>>>piler
>>>Using Flex SDK: /Users/erik/Desktop/OverlayedSDK
>>>Exception in thread "main" java.lang.IllegalAccessError: tried to
>>>access method
>>>com.google.common.collect.MapMaker.makeComputingMap(Lcom/google/common/b
>>>as
>>>e/Function;)Ljava/util/concurrent/ConcurrentMap;
>>>from class org.apache.flex.compiler.internal.projects.CompilerProject
>>>at
>>>org.apache.flex.compiler.internal.projects.CompilerProject.<init>(Compil
>>>er
>>>Project.java:114)
>>>at
>>>org.apache.flex.compiler.internal.projects.ASProject.<init>(ASProject.ja
>>>va
>>>:71)
>>>at
>>>org.apache.flex.compiler.internal.projects.FlexProject.<init>(FlexProjec
>>>t.
>>>java:109)
>>>at
>>>org.apache.flex.compiler.internal.projects.FlexProject.<init>(FlexProjec
>>>t.
>>>java:129)
>>>at
>>>org.apache.flex.compiler.internal.projects.FlexJSProject.<init>(FlexJSPr
>>>oj
>>>ect.java:48)
>>>at org.apache.flex.compiler.clients.MXMLJSC.<init>(MXMLJSC.java:198)
>>>at org.apache.flex.compiler.clients.MXMLJSC.main(MXMLJSC.java:171)
>>>
>>>Remind me, how do I fix this?
>>>
>>>EdB
>>>
>>>
>>>
>>>On Thu, Oct 31, 2013 at 3:09 PM, Erik de Bruin <erik@ixsoftware.nl>
>>>wrote:
>>>> Basically, I'm complaining it's getting too hard to develop for this,
>>>> but I guess that's to be expected at this stage.
>>>>
>>>> It's up and running now.
>>>>
>>>> EdB
>>>>
>>>>
>>>>
>>>> On Thu, Oct 31, 2013 at 2:33 PM, Alex Harui <aharui@adobe.com> wrote:
>>>>> Not sure what you're asking.  There isn't any Adobe code in there.
>>>>>The
>>>>> zip contains binaries so it can't go in the repo.  The sh/bat files
>>>>>in
>>>>>the
>>>>> zip are not in the repo because I keep hoping they will go away
>>>>>someday
>>>>> and be replaced by an installer.
>>>>>
>>>>> -Alex
>>>>>
>>>>> On 10/31/13 6:30 AM, "Erik de Bruin" <erik@ixsoftware.nl> wrote:
>>>>>
>>>>>>Ok... is that proprietary code, or just not in the repo yet?
>>>>>>
>>>>>>EdB
>>>>>>
>>>>>>
>>>>>>
>>>>>>On Thu, Oct 31, 2013 at 2:26 PM, Alex Harui <aharui@adobe.com>
wrote:
>>>>>>> By using the FlexJSOverlay.zip on my people.a.o folder.
>>>>>>>Instructions
>>>>>>>are
>>>>>>> available at
>>>>>>>
>>>>>>>https://cwiki.apache.org/confluence/display/FLEX/Using+FlexJS+with+A
>>>>>>>do
>>>>>>>be+
>>>>>>>Fl
>>>>>>> ash+Builder
>>>>>>>
>>>>>>> -Alex
>>>>>>>
>>>>>>> On 10/31/13 6:20 AM, "Erik de Bruin" <erik@ixsoftware.nl>
wrote:
>>>>>>>
>>>>>>>>And how does one 'overlay' an SDK?
>>>>>>>>
>>>>>>>>EdB
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>On Thu, Oct 31, 2013 at 2:07 PM, Alex Harui <aharui@adobe.com>
>>>>>>>>wrote:
>>>>>>>>> I've been testing against DataBindingTest whose sources
are up on
>>>>>>>>>my
>>>>>>>>> people.a.o folder, so maybe this doesn't build anymore,
but the
>>>>>>>>>console
>>>>>>>>> output looks like you are referencing a full Apache Flex
SDK
>>>>>>>>>instead
>>>>>>>>>of
>>>>>>>>> one that is overlaid, which might cause the compiler
to find CSS
>>>>>>>>>files
>>>>>>>>>in
>>>>>>>>> a whole bunch of SWCs that we don't currently handle.
>>>>>>>>>
>>>>>>>>> IOW, you can't just add FlexJSUI.swc to an existing SDK,
it has
>>>>>>>>>to
>>>>>>>>>be
>>>>>>>>> "overlaid" which neuters some things in an Apache Flex
SDK.
>>>>>>>>>
>>>>>>>>> -Alex
>>>>>>>>>
>>>>>>>>> On 10/31/13 5:29 AM, "Erik de Bruin" <erik@ixsoftware.nl>
wrote:
>>>>>>>>>
>>>>>>>>>>Hi,
>>>>>>>>>>
>>>>>>>>>>I'm busy building support for the "is" and "as" operators
into
>>>>>>>>>>FlexJS.
>>>>>>>>>>Now, first I thought I'd try to compile the FlexJSTest_again
>>>>>>>>>>example.
>>>>>>>>>>To my suprise, I get an error:
>>>>>>>>>>
>>>>>>>>>>CSS codegen problem. Reason: 'Unable to find compilation
unit for
>>>>>>>>>>Embed(source="Assets.swf",symbol="mx.skins.cursor.BusyCursor")'
>>>>>>>>>>
>>>>>>>>>>The error seems to originate from FalconJx, it is
thrown in
>>>>>>>>>>JSCSSCompilationSession.java... Now, my sources are
fresh, I've
>>>>>>>>>>rebuild the SDK (super-clean main), all compiler projects
(wipe
>>>>>>>>>>main)
>>>>>>>>>>and the FlexUI.swc. Am I missing something (command
line arg) or
>>>>>>>>>>is
>>>>>>>>>>there some source not yet committed or something more
obvious I'm
>>>>>>>>>>overlooking?
>>>>>>>>>>
>>>>>>>>>>These are my arguments:
>>>>>>>>>>
>>>>>>>>>>+env.PLAYERGLOBAL_HOME=/Users/erik/Documents/ApacheFlex/dependenc
>>>>>>>>>>ie
>>>>>>>>>>s/P
>>>>>>>>>>la
>>>>>>>>>>ye
>>>>>>>>>>rGlobal/player
>>>>>>>>>>+playerglobal.version=11.1
>>>>>>>>>>-load-config="/Applications/Adobe Flash Builder
>>>>>>>>>>4.7/sdks/4.10.0/frameworks/flex-config.xml"
>>>>>>>>>>-library-path+=/Users/erik/Documents/ApacheFlex/git/flex-asjs/fra
>>>>>>>>>>me
>>>>>>>>>>wor
>>>>>>>>>>ks
>>>>>>>>>>/a
>>>>>>>>>>s/libs/FlexJSUI.swc
>>>>>>>>>>-js-output-type=FLEXJS
>>>>>>>>>>-closure-lib=/Users/erik/Documents/ApacheFlex/dependencies/Google
>>>>>>>>>>Cl
>>>>>>>>>>osu
>>>>>>>>>>re
>>>>>>>>>>/l
>>>>>>>>>>ibrary
>>>>>>>>>>-sdk-js-lib=/Users/erik/Documents/ApacheFlex/git/flex-asjs/framew
>>>>>>>>>>or
>>>>>>>>>>ks/
>>>>>>>>>>js
>>>>>>>>>>/F
>>>>>>>>>>lexJS/src
>>>>>>>>>>/Users/erik/Documents/ApacheFlex/git/flex-asjs/examples/FlexJSTes
>>>>>>>>>>t_
>>>>>>>>>>aga
>>>>>>>>>>in
>>>>>>>>>>/s
>>>>>>>>>>rc/FlexJSTest_again.mxml
>>>>>>>>>>
>>>>>>>>>>EdB
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>On Thu, Oct 31, 2013 at 6:37 AM, Erik de Bruin
>>>>>>>>>><erik@ixsoftware.nl>
>>>>>>>>>>wrote:
>>>>>>>>>>> I'll have a look at it today.
>>>>>>>>>>>
>>>>>>>>>>> EdB
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Wednesday, October 30, 2013, Peter Ent wrote:
>>>>>>>>>>>>
>>>>>>>>>>>> Thanks, Erik. Interesting read. FlexJS uses
a lot of
>>>>>>>>>>>>interfaces
>>>>>>>>>>>>so
>>>>>>>>>>>>we'll
>>>>>>>>>>>> have to find a reasonable solution for this.
We've managed to
>>>>>>>>>>>>avoid
>>>>>>>>>>>>the
>>>>>>>>>>>> situation in JavaScript but it is coming
up quickly.
>>>>>>>>>>>>
>>>>>>>>>>>> --peter
>>>>>>>>>>>>
>>>>>>>>>>>> On 10/30/13 3:10 PM, "Erik de Bruin" <erik@ixsoftware.nl>
>>>>>>>>>>>>wrote:
>>>>>>>>>>>>
>>>>>>>>>>>> >Some guidance can be found here [1] and
here [2].
>>>>>>>>>>>> >
>>>>>>>>>>>> >EdB
>>>>>>>>>>>> >
>>>>>>>>>>>> >1:
>>>>>>>>>>>>
>>>>>>>>>>>> >
>>>>>>>>>>>>>http://blogs.adobe.com/bparadie/2011/11/26/classes-inheritance
>>>>>>>>>>>>>-i
>>>>>>>>>>>>>nte
>>>>>>>>>>>>>rf
>>>>>>>>>>>>>ac
>>>>>>>>>>>>>es-
>>>>>>>>>>>> >packages-and-namespaces/
>>>>>>>>>>>> >2:
>>>>>>>>>>>>
>>>>>>>>>>>> >
>>>>>>>>>>>>>https://cwiki.apache.org/confluence/display/FLEX/Simulating+AS
>>>>>>>>>>>>>3+
>>>>>>>>>>>>>lan
>>>>>>>>>>>>>gu
>>>>>>>>>>>>>ag
>>>>>>>>>>>>>e+f
>>>>>>>>>>>> >eatures+in+JavaScript+using+AMD+and+ES5
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >On Wed, Oct 30, 2013 at 8:07 PM, Erik
de Bruin
>>>>>>>>>>>><erik@ixsoftware.nl>
>>>>>>>>>>>> > wrote:
>>>>>>>>>>>> >> "instanceof" doesn't check if an
interface is implemented,
>>>>>>>>>>>>neither
>>>>>>>>>>>>in
>>>>>>>>>>>> >> Flex nor using Closure inheritance
in JavaScript. What we
>>>>>>>>>>>>need
>>>>>>>>>>>>for
>>>>>>>>>>>> >> runtime checking of interface implementation
is an global
>>>>>>>>>>>>"is"
>>>>>>>>>>>> >> function... I think I taught FalconJx
to translate "ClassA
>>>>>>>>>>>>is
>>>>>>>>>>>>ClassB"
>>>>>>>>>>>> >> as "is(ClassA, ClassB)". All we
need to do now is to
>>>>>>>>>>>>implement a
>>>>>>>>>>>> >> global "is()" function and somehow
teach the compiler to
>>>>>>>>>>>>keep
>>>>>>>>>>>>track
>>>>>>>>>>>>of
>>>>>>>>>>>> >> which classes implement which interfaces
- all the way up
>>>>>>>>>>>>the
>>>>>>>>>>>>chain
>>>>>>>>>>>> >> and sideways (interfaces can implement
interfaces).
>>>>>>>>>>>> >>
>>>>>>>>>>>> >> EdB
>>>>>>>>>>>> >>
>>>>>>>>>>>> >>
>>>>>>>>>>>> >>
>>>>>>>>>>>> >> On Wed, Oct 30, 2013 at 6:34 PM,
Alex Harui
>>>>>>>>>>>><aharui@adobe.com>
>>>>>>>>>>>>wrote:
>>>>>>>>>>>> >>> Reviving this thread...
>>>>>>>>>>>> >>>
>>>>>>>>>>>> >>> Peter says he wants to test
to see if an object implements
>>>>>>>>>>>>an
>>>>>>>>>>>> >>>interface at
>>>>>>>>>>>> >>> runtime.  What mechanism do
we want to use?
>>>>>>>>>>>> >>>
>>>>>>>>>>>> >>> I don't think we need to make
instanceof work, just have
>>>>>>>>>>>>some
>>>>>>>>>>>>test
>>>>>>>>>>>>to
>>>>>>>>>>>> >>>call.
>>>>>>>>>>>> >>>
>>>>>>>>>>>> >>> -Alex
>>>>>>>>>>>> >>>
>>>>>>>>>>>> >>> On 7/30/13 12:46 AM, "Erik de
Bruin" <erik@ixsoftware.nl>
>>>>>>>>>>>>wrote:
>>>>>>>>>>>> >>>
>>>>>>>>>>>> >>>>When using interfaces for
type checking, there are two
>>>>>>>>>>>>'kinds':
>>>>>>>>>>>>at
>>>>>>>>>>>> >>>>compilation and at runtime.
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>The @interface and @implements
annotations are for compile
>>>>>>>>>>>>time
>>>>>>>>>>>> >>>>checking.
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>For runtime checking comes
in two flavours: 'instanceof'
>>>>>>>>>>>>and
>>>>>>>>>>>>'is'.
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>Our method of setting up
inheritance (goog.inherits)
>>>>>>>>>>>>maintains
>>>>>>>>>>>>the
>>>>>>>>>>>> >>>>inheritance chain, so 'instanceof'
works out of the box.
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>The work starts with 'is'.
We want to story the 'extends'
>>>>>>>>>>>>and
>>>>>>>>>>>> >>>>'implements' metadata from
AS in the JS classes and
>>>>>>>>>>>>create a
>>>>>>>>>>>>method to
>>>>>>>>>>>> >>>>test against that metadata
set. I have a pretty good idea
>>>>>>>>>>>>on
>>>>>>>>>>>>how
>>>>>>>>>>>>to
>>>>>>>>>>>> >>>>implement such a beast, but
it will require some (ha!)
>>>>>>>>>>>>tinkering
>>>>>>>>>>>>with
>>>>>>>>>>>> >>>>the FlexJS JS framework and
FalconJx. That will take some
>>>>>>>>>>>>time...
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>EdB
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>
>>>>>>>>>>>> >>>>On Mon, Jul 29, 2013 at 9:17
PM, OmPrakash Muppirala
>>>>>>>>>>>> >>>><bigosmallm@gmail.com>
wrote:
>>>>>>>>>>>> >>>>> On Mon, Jul 29, 2013
at 11:20 AM, Alex Harui
>>>>>>>>>>>><aharui@adobe.com>
>>>>>>>>>>>> >>>>>wrote:
>>>>>>>>>>>> >>>>>
>>>>>>>>>>>> >>>>>> I think FalconJS
was going to generate something like:
>>>>>>>>>>>> >>>>>>
>>>>>>>>>>>> >>>>>>         if (child
!= undefined &&
>>>>>>>>>>>> >>>>>> child.$implements["org.apache.flex.core.IChrome"])
>>>>>>>>>>>> >>>>>>
>>>>>>>>>>>> >>>>>> Not sure what it
was going to do for classes, maybe
>>>>>>>>>>>>chase
>>>>>>>>>>>>the
>>>>>>>>>>>> >>>>>>prototype
>>>>>>>>>>>> >>>>>> chain?
>>>>>>>>>>>> >>>>>>
>>>>>>>>>>>> >>>>>> The other thing
that occurred to me about $implements
>>>>>>>>>>>>or
>>>>>>>>>>>> >>>>>>child.is(IChrome)
>>>>>>>>>>>> >>>>>> is that all objects
must then have these properties or
>>>>>>>>>>>>functions
>>>>>>>>>>>> >>>>>>where
>>>>>>>>>>>> >>>>>>the
>>>>>>>>>>>> >>>>>> global function
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>> Ix Multimedia Software
>>>>>>>>>>>
>>>>>>>>>>> Jan Luykenstraat 27
>>>>>>>>>>> 3521 VB Utrecht
>>>>>>>>>>>
>>>>>>>>>>> T. 06-51952295
>>>>>>>>>>> I. www.ixsoftware.nl
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>--
>>>>>>>>>>Ix Multimedia Software
>>>>>>>>>>
>>>>>>>>>>Jan Luykenstraat 27
>>>>>>>>>>3521 VB Utrecht
>>>>>>>>>>
>>>>>>>>>>T. 06-51952295
>>>>>>>>>>I. www.ixsoftware.nl
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>--
>>>>>>>>Ix Multimedia Software
>>>>>>>>
>>>>>>>>Jan Luykenstraat 27
>>>>>>>>3521 VB Utrecht
>>>>>>>>
>>>>>>>>T. 06-51952295
>>>>>>>>I. www.ixsoftware.nl
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>--
>>>>>>Ix Multimedia Software
>>>>>>
>>>>>>Jan Luykenstraat 27
>>>>>>3521 VB Utrecht
>>>>>>
>>>>>>T. 06-51952295
>>>>>>I. www.ixsoftware.nl
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Ix Multimedia Software
>>>>
>>>> Jan Luykenstraat 27
>>>> 3521 VB Utrecht
>>>>
>>>> T. 06-51952295
>>>> I. www.ixsoftware.nl
>>>
>>>
>>>
>>>--
>>>Ix Multimedia Software
>>>
>>>Jan Luykenstraat 27
>>>3521 VB Utrecht
>>>
>>>T. 06-51952295
>>>I. www.ixsoftware.nl
>>
>
>
>
>-- 
>Ix Multimedia Software
>
>Jan Luykenstraat 27
>3521 VB Utrecht
>
>T. 06-51952295
>I. www.ixsoftware.nl


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