In this paper, we present RDLS (Rich Data Location Services), a grid middleware for data management designed to meet the requirements posed by the GREDIA project [1]. The main purpose of the described Middleware components is to provide the prerequisite services for storage, search and retrieval of annotated, rich media content in a large-scale distributed environment. These services can be eff...

The ability to store object states persistently in a convenient and flexible way is an important requirement for middleware environments. In this paper we propose a language independent framework for flexible and extensible persistent storage services for object-oriented middleware. The framework is specified by interface definitions and the rationale of their interplay. To support application-...

Web services have a potential to enhance Business to Business collaboration by exposing compatible services to a service of higher dimension. Composition of web services essentially requires matching of their conversation protocols in addition to service requirements. For modeling and matching of conversations, the usability of formal structure like Finite State Machine (FSM) is well studied. H...