Patent ID: 7921287

Claim:
A method for controlling access by an application to a storage area of a wireless device upon which the application is running, the method comprising: associating a file structure with the storage area, said file structure being hierarchical and comprising a root directory node, said root directory node being a highest hierarchical member of said file structure and an initial point for accessing directories and files of said file structure, and a plurality of intermediate directory nodes, each of said intermediate directory nodes being within a hierarchy of said root directory node; storing the application within the file structure, the storing including: associating one of said plurality of intermediate directory nodes of said file structure associated with said storage area with said application, said application comprising at least one file; and storing each file of said application in said associated intermediate directory node of said file structure associated with said storage area; and executing said application while limiting a file structure access ability of said application to only a portion of said file structure within a hierarchy of said associated intermediate directory node of said file structure associated with said storage area, said portion of said file structure including each file of said application, wherein in said step of executing, said file structure access ability of said application is limited by remapping, for said application, said associated intermediate directory node as the root directory node of the file structure.