Suchen und Finden
Contents
5
About the Editors
7
Acknowledgements
9
Preface
11
Chapter 1 Models, Software Models and UML
14
1. ON MODELS
14
1.1 The Role of Models in Engineering
14
1.2 Characteristics of Good Engineering Models
16
1.3 Models of Software
16
2. THE UNIFIED MODELING LANGUAGE
21
2.1 Customizing UML
23
2.2 UML Profiles
26
3. SUMMARY
27
REFERENCES
28
Chapter 2 UML for Real-Time
30
1. INTRODUCTION
30
2. QUALITATIVE REAL-TIME FEATURES
32
2.1 Concurrency Modeling
32
2.2 Communication Modeling
36
2.3 Behavior Modeling
41
3. QUANTITATIVE REAL-TIME FEATURES
52
3.1 RT modeling within state diagrams
52
3.2 RT modeling within sequence diagrams
54
3.3 UML Profile for Scheduling, Performance, and Time
55
4. FROM NOTATIONS TO DEVELOPMENT PLATFORMS: THE ACCORD/UML APPROACH
56
5. OMG PERSPECTIVES
61
REFERENCES
62
Chapter 3 Structural Modeling with UML 2.0
66
1. STRUCTURAL CONCEPTS OF UML 2.0 – THE ORIGINS
66
2. EXAMPLE – AN ACCESS CONTROL SYSTEM
68
2.1 Introducing the Example – Domain Statement
68
2.2 Domain Class Model
69
2.3 Behavior Modeling with Interactions (I)
71
2.4 Modeling with Internal Structures
74
2.5 Behavior Modeling with Interactions (II) – Decomposition
76
2.6 Finalizing the Internal Structure
79
2.7 Behavioral Modeling with State machines
81
2.8 The Consistency of Interactions and State Machines
85
3. CONCLUSIONS
88
REFERENCES
88
Chapter 4 Message Sequence Charts
90
1. MSCS AND HMSCS
92
1.1 Basic MSCs
93
1.2 Regular collections of MSCs
94
1.3 High-level MSCs and message sequence graphs
96
1.4 Other work on MSCs
98
2. LIVE SEQUENCE CHARTS
99
2.1 The duality of possible and necessary
100
2.2 Control constructs
104
3. THE PLAY-IN/PLAY-OUT APPROACH
105
3.1 Playing in Behavior
106
3.2 Play-out
108
4. COMMUNICATING TRANSACTION PROCESSES
109
5. SOME EXTENSIONS
113
5.1 Object Features
113
5.2 Timing Constraints
115
REFERENCES
117
Chapter 5 UML and Platform-based Design
120
1. INTRODUCTION
120
1.1 Platform-based Design
121
1.2 UML and Embedded System Design
122
2. BACKGROUND
124
2.1 Related work
124
2.2 The Metropolis design environment
125
3. UML PLATFORM PROFILE
126
3.1 Modeling Platforms Using UML
126
3.2 Stereotypes
127
4. UML PLATFORM DESIGN METHODOLOGY
129
4.1 Design Problem Formulation
130
4.2 Functional Specification
131
4.3 Platform Specification
134
4.4 Communication Refinement
135
4.5 Mapping
137
5. CONCLUSIONS
139
REFERENCES
139
Chapter 6 UML for Hardware and Software Object Modeling
140
1. INTRODUCTION
140
2. EMBEDDED SYSTEM DEVELOPMENT METHODS
142
3. THE HASOC DESIGN LIFECYCLE
143
3.1 Product Concept
144
3.2 Uncommitted Modeling
145
3.3 Committed Modeling
146
3.4 System Integration
147
3.5 Platform Modeling
147
4. CASE STUDY: DIGITAL CAMERA
149
4.1 Uncommitted Model
150
4.2 Committed Modelling
152
4.3 System Integration
153
4.4 Platform Modelling
155
5. CONCLUSIONS AND FURTHER WORK
158
REFERENCES
159
Chapter 7 Fine Grained Patterns for Real-Time Systems
162
1. INTRODUCTION
162
1.1 What is a Design Pattern?
163
1.2 Basic Structure of Design Patterns
166
2. USING DESIGN PATTERNS IN DEVELOPMENT
169
2.1 Pattern Hatching – Locating the right patterns
169
2.2 Pattern Mining – Rolling your own patterns
171
2.3 Pattern Instantiation – Applying Patterns in your designs
172
3. CATEGORIES OF MECHANISTIC PATTERNS
173
3.1 Resource Management
174
3.2 Concurrency
175
3.3 Distribution
177
3.4 Safety and Reliability
178
3.5 Reuse and Software Quality Patterns
181
3.6 Reactive (behavioral) patterns
182
REFERENCES
183
Chapter 8 Architectural Patterns for Real-Time Systems
184
1. INTRODUCTION
184
2. THE BASIC STRUCTURAL MICRO-PATTERNS
185
2.1 The Peer-to-Peer Micro-Pattern
186
2.2 The Container Micro-Pattern
186
2.3 The Layering Micro-Pattern
189
3. THE VIRTUAL-MACHINE LAYERING PATTERN
189
4. THE RECURSIVE CONTROL PATTERN
195
5. SUMMARY
200
REFERENCES
200
Chapter 9 Modeling Quality of Service with UML
202
1. INTRODUCTION
202
2. REQUIREMENTS FOR THE REAL-TIME PROFILE
203
3. COMPONENTS OF THE REAL-TIME PROFILE
205
4. MODELING RESOURCES AND QOS
207
4.1 Resources
207
4.2 Analysis contexts
209
4.3 Categories of resources
211
5. MODELING TIME AND TIMING MECHANISMS
212
5.1 The model of time
212
5.2 Modeling timing mechanisms
214
6. MODELING PLATFORMS
215
7. SUMMARY
216
REFERENCES
217
Chapter 10 Modeling Metric Time
218
1. INTRODUCTION
218
2. PHILOSOPHICAL AND PHYSICAL TIME
221
2.1 Continuous and discrete time
222
3. METRIC TIME AS USED IN OMG PRODUCTS
223
3.1 Point versus interval semantics of time
225
4. TIMING ANALYSIS IN RT UML – THE USER PERSPECTIVE
226
4.1 Interaction-centered models of computation
227
4.2 Time modeling in interaction-centered model of computation – an example
228
5. CONCLUSIONS
230
REFERENCES
232
Chapter 11 Performance Analysis with UML
234
1. INTRODUCTION
234
2. DEFINING PERFORMANCE REQUIREMENTS AND MEASURES
237
3. INPUTS TO ANALYSIS: WORKLOAD PARAMETERS
239
3.1 Resource Annotations
239
3.2 Annotations for a Step on a Sequence Diagram
241
3.3 Annotations for Load Intensity and Path Probability
242
4. DEFINING A SCENARIO IN UML
242
4.1 Defining a Scenario by a Sequence Diagram
243
4.2 Defining a Scenario by an Activity Diagram
244
5. PERFORMANCE MODELING
245
5.1 Layered Queueing Model
247
5.2 LQN for the Building Security System
247
5.3 Analysis Results
249
6. CONCLUSIONS
252
REFERENCES
252
Chapter 12 Schedulability Analysis with UML
254
1. INTRODUCTION
254
1.1 The logical model
257
1.2 The physical architecture
259
2. INTRODUCTION TO SCHEDULABILITY ANALYSIS
261
2.1 Rate Monotonic Analysis
261
2.2 Shared resources and priority inversion
264
3. SCHEDULABILITY ANALYSIS OF OO DESIGNS USING RMA: TASK CENTRIC DESIGN
268
3.1 Single event synchronization
270
3.2 Multiple-event synchronization
271
4. EVENT CENTRIC DESIGN
272
4.1 Schedulability analysis approach
274
4.2 Single thread implementation
275
4.3 Multi-thread implementation: dynamic thread priorities
276
4.4 Multi-thread implementation: problems with static thread priorities
278
5. AUTOMATED SYNTHESIS
279
6. OTHER APPROACHES
279
7. CONCLUSIONS
280
REFERENCES
280
Chapter 13 Automotive UML
284
1. THE AUTOMOTIVE DOMAIN
284
1.1 Reconciling the Needs of Automotive Software Development with Model-Based Approaches
285
1.2 Automotive Specific Constraints
287
1.3 (Meta) Model-Based Development Processes
288
1.4 Structure of the Chapter
289
2. AML SURVEY
289
2.1 The AML History
290
2.2 AML Features in a Nutshell
290
2.3 Using AML for Automotive Systems Development
292
3. THE AML
293
3.1 Abstraction Levels
294
3.2 Definition of Metamodel Fragments
296
3.3 Use of the Metamodel
299
4. CASE STUDY
304
4.1 The Window Regulator System
304
4.2 Modeling
305
5. CONCLUSIONS
311
REFERENCES
311
Chapter 14 Specifying Telecommunications Systems with UML
314
1. ITU SERVICE DESCRIPTION METHODOLOGY
315
2. ITU SPECIFICATION LANGUAGES
318
3. ENTER UML
319
4. SPECIFYING SERVICE DESCRIPTIONS
320
5. THE UML TELECOM PROFILES
330
REFERENCES
334
Chapter 15 Leveraging UML to Deliver Correct Telecom Applications
336
1. VERIFICATION AND VALIDATION
337
1.1 A UML MSC Profile
338
1.2 MSC Pathologies
341
2. FEATURE ANALYSIS
343
2.1 Consistency and Completeness of Protocols
344
2.2 Example Verification
345
3. TEST CASE GENERATION
348
3.1 Semantic Model
349
3.2 Test Generation
350
3.3 Test Strategies
351
4. END-TO-END V&V
353
REFERENCES
355
Chapter 16 Software Performance Engineering
356
1. INTRODUCTION
356
2. OVERVIEW OF SOFTWARE PERFORMANCE ENGINEERING
358
3. THE SPE MODELING PROCESS
360
4. CASE STUDY
364
4.1 Overview
365
5. SUMMARY
377
REFERENCES
378
Index
380
More eBooks at www.ciando.com
0
Alle Preise verstehen sich inklusive der gesetzlichen MwSt.