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Contents xiii

16.3 Software product lines 434
16.4 COTS product reuse 440

Chapter 17 Component-based software engineering 452

17.1 Components and component models 455
17.2 CBSE processes 461

17.3 Component composition 468

Chapter 18 Distributed software engineering 479

18.1 Distributed systems issues 481

18.2 Client–server computing 488
18.3 Architectural patterns for distributed systems 490
18.4 Software as a service 501

Chapter 19 Service-oriented architecture 508

19.1 Services as reusable components 514
19.2 Service engineering 518

19.3 Software development with services 527

Chapter 20 Embedded software 537

20.1 Embedded systems design 540

20.2 Architectural patterns 547
20.3 Timing analysis 554
20.4 Real-time operating systems 558

Chapter 21 Aspect-oriented software engineering 565

21.1 The separation of concerns 567
21.2 Aspects, join points and pointcuts 571

21.3 Software engineering with aspects 576