Architecture Modeling - SPES 2020

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Architecture Modeling ©2011 OFFIS. All rights reserved. Copyright Notice: This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author’s copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder.
Contents 1 Introduction 1 2 Quick-Tour 4 2.1 Abstraction levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.2 Perspectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.3 Heterogeneous Rich Components . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.3.1 Component Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.3.2 Hierarchy and Composition . . . . . . . . . . . . . . . . . . . . . . . 13 3 The Architecture Meta-Model 15 3.1 Abstraction levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.2 Perspectives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.2.1 Operational Perspective . . . . . . . . . . . . . . . . . . . . . . . . . 18 3.2.2 Functional Perspective . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.2.3 Logical Perspective . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 3.2.4 Technical Perspective . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 3.2.5 Geometrical Perspective . . . . . . . . . . . . . . . . . . . . . . . . . 27 3.3 Heterogeneous Rich Components . . . . . . . . . . . . . . . . . . . . . . . . . 35 3.3.1 Component Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 3.3.2 Hierarchy and Composition . . . . . . . . . . . . . . . . . . . . . . . 40 3.4 Mapping Component Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 4 Steps in Component-Based Design 45 4.1 Formalizing Requirement Specifications with Contracts . . . . . . . . . . . . . 46 4.1.1 Functional Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 50 4.1.2 Real–Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 4.1.3 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 4.2 Virtual Integration Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 4.2.1 Compatibility and VIT Condition . . . . . . . . . . . . . . . . . . . . 54 4.2.2 Refinement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 4.2.3 Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 4.3 Satisfaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 4.3.1 Establishing Functional Specifications . . . . . . . . . . . . . . . . . . 60 4.3.2 Establishing Real-Time Contracts . . . . . . . . . . . . . . . . . . . . 61 4.3.3 Establishing Safety Contracts . . . . . . . . . . . . . . . . . . . . . . 61 4.4 Deployment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 4.4.1 Mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 4.4.2 Allocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 4.4.3 Realization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 iii
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Page 5 and 6: 1 Introduction This document propos
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Page 9 and 10: Architecture Modeling creating a vi
Page 11 and 12: Architecture Modeling the design it
Page 13 and 14: Architecture Modeling of the logica
Page 15 and 16: Architecture Modeling realization o
Page 17 and 18: Architecture Modeling can usually o
Page 19 and 20: 3 The Architecture Meta-Model In Se
Page 21 and 22: Abstraction-Levels (detail increase
Page 23 and 24: 3.2.2 Functional Perspective Archit
Page 25 and 26: Architecture Modeling The semantics
Page 27 and 28: Architecture Modeling expressed by
Page 29 and 30: Architecture Modeling computing cap
Page 31 and 32: 3.2.5 Geometrical Perspective Archi
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Architecture Modeling When specifyi
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Architecture Modeling 4.3.2 Establi
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Architecture Modeling a mapping is
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Architecture Modeling Another impor
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5 Using the Architecture Meta-Model
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Architecture Modeling Design proces
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Architecture Modeling Figure 5.9: T
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Architecture Modeling Figure 5.12:
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Architecture Modeling The considera
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Architecture Modeling tasks Command
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Architecture Modeling of the V, suc
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Architecture Modeling In summary, P
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Architecture Modeling OEMs are incr
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Architecture Modeling provide effec
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Architecture Modeling patterns, cap
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Architecture Modeling 6.1 Syntax an
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6.1.1.1.1 Attribuute Definit tion a
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Constrrain Eventts with Co ondition
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These events used in the “and the
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Formalization: whenever StartButton
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Architecture Modeling Basic bloock
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6.1.1.1.1.3 Conditions Conditions c
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6.1.1.1.2.2 Seammless Con ncatenati
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Pattern whenever event occurs condi
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If the brake force is above 80% for
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Pattern S3: Failure shall not be ca
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Pattern S9: failureCondition failur
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Pattern R2: Event occurs each perio
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idle e1 |clk:=0 e2 && (l
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The function : allocates a singl
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Architecture Modeling Traces accord
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Architecture Modeling Definition 6.
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Architecture Modeling the one given
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Architecture Modeling Decomposition
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Bibliography [1] ARINC 653 - Avioni
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Architecture Modeling [26] Holger G
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