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Advances in Message Sequence Charts Simulation: A Comprehensive Overview

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This document provides an in-depth exploration of Message Sequence Charts (MSC), emphasizing their close relation to UML 2.0 sequence diagrams. It covers intuitive representations of behavioral models, including partial order models and the challenges posed by infinite state spaces. Operational semantics and efficiency issues are addressed, alongside a framework for simulation and classification of Hierarchical Message Sequence Charts (HMSC). This work highlights ongoing research in defining coherent behaviors in relation to multiple system views and offers insights into simulation techniques, syntax, and model-checking processes.

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Advances in Message Sequence Charts Simulation: A Comprehensive Overview

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  1. Message Sequence Charts simulation Loïc Hélouët

  2. Message Sequence Charts • Close to UML 2.0 Sequence Diagrams • Intuitive representation of behaviours • Partial order model A B T1=10 m1 m2 a Message Sequence Charts simulation

  3. MSC M1 A B m1 MSC M2 A B m2 HMSC : composition of basic diagrams HMSC H1 HMSC H2 M1 M1 M2 M2 Message Sequence Charts simulation

  4. n0 HMSC H n0 M1 n1 M2 n2 M4 M3 n3 HMSC Simulation Main difficulties • Infinite state space • Operational semantics • Efficiency • Incomplete model Message Sequence Charts simulation

  5. x x x x x x x x? x x x x x x? x model checking simulation synthesis A fast (and incomplete) classification of HMSC Unbounded Confluent Bounded Local Reconstructible Applications : Message Sequence Charts simulation

  6. n0 HMSC H n0 M1 n1 M2 n2 M4 M3 n3 HMSC Simulation framework SIMU SLIM Operational Model (Graph grammars) HMSC Message Sequence Charts simulation

  7. Ongoing work • A HMSC = a view of a system • n HMSC = n interpretations of a system How to define a coherent behavior w.r.t. n « views » Calculus of a global model G= Ui=1..n Hi Message Sequence Charts simulation

  8. View 1 View 2 View 3 « Monitor » • Property • Controler • … Message Sequence Charts simulation

  9. HMSC Environment • Analysis • syntax • classification • comparison LTS Editors Interactive simulation Simulator HMSC grammar or • Structures • unfoldings • depth n • … HMSC • Transformation • normalisation • decomposition • … or … Message Sequence Charts simulation

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