Here is a 2 frames view of JPEXS Decompiler :

https://pasteboard.co/IoumcP0.png

18.07.2019, 05:28, "Ramazan Ergüder Bekrek" <[email protected]>:
> This is what I get:
>
> swfdump -abc gravity_shared_flex-flex450.swf
> Error: Could not find or load main class 4.16.1
>
> 18.07.2019, 03:40, "Alex Harui" <[email protected]>:
>>  RSL Loaders might be two-frame SWFs where the first frame loads the RSLs 
>> before switching to the second frame.
>>
>>  Run swfdump -abc on the one that works and see if it is multi-frame.
>>
>>  HTH,
>>  -Alex
>>
>>  On 7/17/19, 5:51 PM, "Ramazan Ergüder Bekrek" <[email protected]> wrote:
>>
>>      In my case I get a VerifyError when ever I compile a release version of 
>> my custom RSLs loader which in it has a reference to spark application which 
>> cannot be used because once all the RSLs are loader including framework.swf 
>> then the class definition for sparks.components.Application can be added 
>> added. Somehow the version of gravity_shared_flex.swf from Adobe doesn't 
>> have that VerifiyError issue.
>>
>>      18.07.2019, 00:35, "Alex Harui" <[email protected]>:
>>      > Classes are only verified before first use. If no code paths ever get 
>> around to executing code that references a class, that class will never be 
>> verified.
>>      >
>>      > HTH,
>>      > -Alex
>>      >
>>      > On 7/17/19, 10:53 AM, "Ramazan Ergüder Bekrek" <[email protected]> 
>> wrote:
>>      >
>>      > Greetings again!
>>      >
>>      > I have special use case that I would like to be able to reproduce and 
>> as an inspiration I took one specific SWF file which is part of the
>>      > ADEP Gravity Client Component Framework which is an adaptation of the 
>> OSGi runtime in Actionscript 3.0.
>>      >
>>      > The file in question can be seen in this video 
>> https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fyoutu.be%2Fg_Y4PmR_L1w%3Ft%3D379&amp;data=02%7C01%7Caharui%40adobe.com%7C2d2b6d14436f4a02c7da08d70b1a05a6%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C1%7C636990078713704164&amp;sdata=oaPuAM2GZEWU7CUlQYAeUkUwSV6hV8cBCD%2B0WZ6Gmgs%3D&amp;reserved=0.
>>      > I'm talking about the gravity_shared_flex-flex450.swf which is a 
>> special RSLs loader.
>>      > That file is loaded first by Gravity as a bundle in memory before any 
>> RSLs are handled. In that SWF there is a GravitySystemManager class that 
>> extends SystemManager. That custom SystemManager first loads all the RSLs 
>> and then adds the GravitySparkApplication on the display list.
>>      >
>>      > The problem that I'am having while trying to reproduce the same 
>> mechanism is that inside that SWF there is a GravitySparkApplicationclass 
>> that extends the Application from Apache Flex. Although that the Application 
>> class is not compiled in that SWF it has no problem loading in memory and 
>> there is no VerifyError that says the spark.components.Application was not 
>> found.
>>      >
>>      > My intuition tells me that there is a special mxmlc compiler option 
>> when used in an SWF compilation that tells the Flash Player to skip any kind 
>> of class verification.
>>      >
>>      > My question is how did Adobe managed to compile an SWF which is 
>> referencing spark.components.Application as an external reference when that 
>> external reference comes into existence after the RSLs are loaded by 
>> gravity_shared_flex-flex450.swf which itself cannot be loaded before the 
>> RSLs?
>>      >
>>      > I hope that my question is clear.

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