Reusability-OrientedSoftware Engineering

Alexandru Tuduran

Requirement handling

Concept definition

System architecture

Software architecture

Software design

Software implementation

HW systems

Context

Architecture process (1/3)

Use case definition

Initial functional analysis

Structure definition

Interfaces

Logical views (static / dynamic / state)Functional analysis

Architecture process (2/3)

Process definition (IPC)

Thread definition

Component manifest dependencyComponent build dependency

Component startup dependencyComponent execution (process-wise)

Architecture process (3/3)

Component composition

Component startup definition

Component context definition

Component deployment

Current approach

Copy

& paste

!

DownsidesCOPY creates snapshots, not evolving references

Architecture redundancy among multiple projects

Downsides

Updating the common architecture in multiple projects

Ineffective work

Downsides

Products

Platforms

Concepts

Software Loading

Windows CE SWL

Product ASWL

Product B SWLMontaVis

ta Linux SWL Product C

SWL

Extend and refine approach

Concept model

Platform model

Platform modelDecompositio

n

Product model

Product modelDecompositio

n

Use reference-enabled tools such as IBM Rational Rhapsody

Designing the models

Use reference-enabled tools such as IBM Rational Rhapsody

Design the concept model

Designing the models

Use reference-enabled tools such as IBM Rational Rhapsody

Design the concept modelReference the concept model and design the platform model

Designing the models

Designing the models

Use reference-enabled tools such as IBM Rational Rhapsody

Design the concept modelReference the concept model and design the platform model

Reference the platform model and design the product model

THE ENDThank you!

Questions?

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