Flash CS5 Android and Blackberry Development

If I build a Android and Blackberry app with Flash/AIR, do i get access to the file system and database for both platforms?

My app will need to save downloaded im开发者_如何转开发ages.

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yes, you have access to the applicationStorageDirectory (etc.) from flash.filesystem.File for both Android OS and BlackBerry Tablet OS platforms.

BlackBerry Tablet OS: Application sandbox file system layout

Android + useful reading: Working with File objects in AIR