motley slides

8/6/2019 Motley Slides

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Phases in the Design Process

Architecturaldesign

Abstractspecificatio

n

Interfacedesign

Componentdesign

Datastructuredesign

Algorithmdesign

Systemarchitecture

Software

specificationInterface

specificationComponentspecification

Data

structurespecification

Algorithmspecification

Requirementsspecification

Design activities

Design products


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Specification and Design

Architecturaldesign

Requirementsspecification

Requirementsdefinition

Softwarespecification

High-leveldesign

Increasing contractor involvement

Decreasing client involvement

Specification

Design


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A data mining system

Database 1

Database 2

Database 3

Integrator 1

Integrator 2

Visualiser

Display

Report gen.


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Compiler Model

Lexicalanalysis

Syntacticanalysis

Semanticanalysis

Codegeneration

Symboltable


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Language Processing System

Syntaxanalyser

Lexicalanalyser

Semanticanalyser

Abstractsyntax tree

Grammardefinition

Symboltable

Outputdefinition

Pretty-printer

Editor

Optimizer

Codegenerator

Repository


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CORBA application structure

CORBA services

Object request broker

Domainfacilities

HorizontalCORBA facilities

Applicationobjects


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Inter-ORB communications

o1 o2

S (o1)S (o2)

IDL IDL

Object Request Broker

o3 o4

S (o3) S (o4)

IDL IDL

Object Request Broker

Network


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Orderprocessing DFD

Completeorder form

Orderdetails +

blank

order form

Validateorder

Recordorder

Send tosupplier

Adjustavailablebudget

Budgetfile

Ordersfile

Completedorder form

Signedorder form

Signedorder form

Checked andsigned order

+ ordernotification

Orderamount

+ accountdetails

Signedorder form

Orderdetails


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Equipment procurement

process

Get costestimates

Acceptdelivery ofequipment

Checkdelivered

items

Validatespecification

Specifyequipmentrequired

Choosesupplier

Placeequipment

order

Installequipment

Findsuppliers

Supplierdatabase

Acceptdelivered

equipment

Equipmentdatabase

Equipmentspec.

Checkedspec.

Deliverynote

Deliverynote

Ordernotification

Installationinstructions

Installationacceptance

Equipmentdetails

Checked andsigned order form

Orderdetails +

Blank orderform

Spec. +supplier +

estimateSupplier list

Equipmentspec.


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CASE toolset DFD

Design

editor

Design

cross checker

Design

analyser

Report

generator

Designdatabase

Code skeletongenerator

Designdatabase

Inputdesign

Validdesign

Checkeddesign

Designanalysis

Userreport

and

Referenceddesigns

Checkeddesign Output

code


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Library class

hierarchyCatalogue numberAcquisition date

CostTypeStatusNumber of copies

Library item

Acquire ()Catalogue ()Dispose ()Issue ()Return ()

AuthorEditionPublication dateISBN

Book

YearIssue

Magazine

DirectorDate of releaseDistributor

Film

VersionPlatform

Computerprogram

TitlePublisher

Published item

TitleMedium

Recorded item


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User class hierarchyNameAddressPhoneRegistration #

Library user

Register ()De-register ()

Affiliation

Reader

Items on loanMax. loans

Borrower

DepartmentDepartment phone

Staff

Major subjectHome address

Student


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Multiple inheritance

# Tapes

Talking book

Author

EditionPublication date

ISBN

Book

SpeakerDurationRecording date

Voice recording


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Multiple inheritance

# Tapes

Talking book

Author

EditionPublication date

ISBN

Book

SpeakerDurationRecording date

Voice recording


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Issue of electronic items

:Library User

Ecat:Catalog

Lookup

Issue

Display

:Library Item Lib1:NetServer

Issue licence

Accept licence

Compress

Deliver

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