Towards context-aware transaction services

  • Authors:
  • Romain Rouvoy;Patricia Serrano-Alvarado;Philippe Merle

  • Affiliations:
  • INRIA Futurs – Jacquard Project, LIFL – University of Lille 1, Villeneuve d’Ascq, France;ATLAS-GDD Team, LINA – University of Nantes, Nantes Cedex 03, France;INRIA Futurs – Jacquard Project, LIFL – University of Lille 1, Villeneuve d’Ascq, France

  • Venue:
  • DAIS'06 Proceedings of the 6th IFIP WG 6.1 international conference on Distributed Applications and Interoperable Systems
  • Year:
  • 2006

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Abstract

For years, transactional protocols have been defined for particular application needs. Traditionally, when implementing a transaction service, a protocol is chosen and remains the same during the system execution. Nevertheless, the dynamic nature of nowadays application contexts (e.g., mobile, ad-hoc, peer-to-peer) and context variations (semantics-related aspects) motivates the need for transaction service adaptation. Next generation of transaction services should be adaptive or even better self-adaptive. This paper proposes CATE: (1) a component-based architecture of standard 2PC-based protocols and (2) a Context-Aware Transaction sErvice. Self-adaptation of CATE is obtained by context awareness and component-based reconfiguration. This allows CATE to select the most appropriate protocol with respect to the execution context. We show that using CATE performs better than using only one commit protocol in a variable system and that the reconfiguration cost is negligible.