A multiply hierarchical automaton semantics for the IWIM coordination model

Banach, Richard, Arbab, Farhad, Papadopoulos, George A. and Glauert, John R. W. (2003) A multiply hierarchical automaton semantics for the IWIM coordination model. J.UCS Journal of Universal Computer Science, 9 (1). pp. 2-33.

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Abstract

The drawbacks of programming coordination activities directly within the applications software that needs them are briefly reviewed. Coordination programming helps to separate concerns, making complex coordination protocols into standalone entities, permitting separate development, verification, maintenance, and reuse. The IWIM coordination model is described, and a formal automata theoretic version of the model is developed, capturing the essentials of the framework in a fibration based approach. Specifically, families of worker automata have their communication governed by a state of a manager automaton, whose transitions correspond to reconfigurations. To capture the generality of processes in IWIM systems, the construction is generalised so that process automata can display both manager and worker traits. The relationship with other formalisations of the IWIM conception of the coordination principle is explored.

Item Type: Article
Faculty \ School: Faculty of Science > School of Computing Sciences
UEA Research Groups: Faculty of Science > Research Groups > Interactive Graphics and Audio
Faculty of Science > Research Groups > Computer Graphics (former - to 2018)
Depositing User: Vishal Gautam
Date Deposited: 22 Jul 2011 12:01
Last Modified: 16 Jun 2023 23:41
URI: https://ueaeprints.uea.ac.uk/id/eprint/22724
DOI: 10.3217/jucs-009-01-0002

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