1. A method for providing access to application data items of an application program, said application data items being contained in a plurality of interconnected data objects processed by said application program, said method comprising the steps of: receiving a request related to at least one of said application data items, said request referring to a data object of said plurality of data objects, fulfilling said request with respect to said data object referred to by said request, and if said request concerns at least one other data object of said plurality of data objects, forwarding said request to said at least one other data object for further processing of said request.