UML basics UML distilled, a brief guide to the standard Modeling language, by Martin Fowler, 2000

UML basicsUML distilled, a brief guide to the standard Modeling language,

by Martin Fowler, 2000

ATM scenariofrom Object-Oriented Modeling and Design, by J.Rumbaugh, 1991

• The ATM asks the user to insert a card• The ATM accepts the card and reads its serial number• The ATM requests the password• The ATM verifies the serial number and password with the consortium, the

consortium checks it with the bank and notifies the ATM of acceptance• The ATM asks the user to select the kind of transaction (withdrawal, deposit, …).

The user select withdrawal• The ATM asks for the amount of cash• The ATM verifies that the amount is within predefined policy limits and asks the

consortium to process the transaction. The consortium passes the request to the bank, which eventually confirms success and returns the new account balance

• The ATM dispenses cash and asks the user to take it• The ATM asks whether the user wants to continue, the user indicates no• The ATM prints a receipt, ejects the card, and asks the user to take them• The ATM asks a user to insert a card

Class Diagrams

• Associations– Associations ends– Role names– Multiplicity– navigability

• Uni/Multidirectional

• Generalization

• Constrains

Personal Customer

creditCardNumber

Customer

nameaddress : String

credit() : String

Order

price : Moneydate

close()1*

Order Line

quantityprice

*

1

Product

1*

*

line items

1

Corporate Customer

creditNamecreditLimit

billForMonth()

Employee

1*

* 1

Aggregation / Composition

Polygon

Style

colorisFilled

1

n

Circle

radius

1

n

Point

3..n 13..n 1

{ordered}

n

1

n

1

Many to many associations and link

Line

name

Point

name2..n

intersects

2..n

L1 : Line P1 : Point

L2 : Line

L5 : Line

L3 : Line

L4 : Line

P2 : Point

Modeling an association as a class

Authorization

prioritypriveleges

User Directory

Association Class

Employment

period : DateRange

Person Company

0..1nn 0..1

employer

Employment

period : DateRangePerson 0..1 Company1n

0..1n

/emploer

n 0..1

1 0..1 1n

Role names for directory hierarchy

User Directory

authorized user

owner

Ordering

Window Screen{ordered}

visible on

Qualified association

Directory Filefile namefile name

Interfaces and Abstract Classes

• Generalization

• Realization

• Dependency

InputStream

DataInputStream

DataInput

OrderReaderInputStream

DataInputStream

DataInput

OrderReader

Derived Associations and Attributes

Summary Account Detailed Account

Account

/ balance : Moneyn

0..1

Entry

amount : Money

1

0..1

n

/entries

1

Qualified Association

Order Line

quantityprice

OrderProduct

0..1Product

line item

0..1

Sequence DiagramanOrderEntry

WindowanOrderEntry

WindowanOrderanOrder anOrderLineanOrderLine aStockItemaStockItem

aReorderItemaReorderItem

aDeliveryItemaDeliveryItem

1: prepare()

2: * prepare

3: hasStock = check()

4: [has stock] remove()5: needsReorder = checkReorder()

6: [needsReorder] new

7:

8: [hasStock] new

Collaboration Diagram

anOrderLine

anOrderEntry Window

anOrder

aStockItem

aReorderItem

aDeliveryItem

1: prepare()

2: * prepare

3: hasStock = check()4: [has stock] remove()

5: needsReorder = checkReorder()

6: [needsReorder] new

7:

8: [hasStock] new

State Diagram

[ Not all items checked ] / get next item

Checking

do/ checkItem

Dispatching

do/ initiate delivery

Waiting

Delivered

Delivered

Item Recieved[ all items available ]

[ all items checked && some item not in stock ]

[ all items checked && some items available ]

/ get first item

Item Recieved[ some items not in stock ]

State Diagram

Canceled

Checking

do/ checkItem

Dispatching

do/ initiate delivery

Waiting

Delivered

Delivered


[ all items checked && some item not in stock ]

[ all items checked && some items available ]

[ Not all items checked ] / get next item

/ get first item


canceled

canceledcanceled

Super State

Active

Waiting

Checking

Waiting


Dispatching


Delivered

Delivered

Canceled

Checking

canceled

Activity Diagram

Recieve Order

Fill Order

Send Invoice

Overnight Delivery

Regular Delivery

Recieve Payment

Close Order

[ rush order ] [ else ]

Composite Activity

Delivery

Regular Delivery

Overnight Delivery

Recieve Order

Fill Order

Send Invoice

Recieve Payment

Close Order

Regular Delivery

Overnight Delivery

[ else ][ rush order ]

Swimlanes

Fill Order

Delivery

Regular Delivery

Overnight Delivery

Regular Delivery

[ else ]

Overnight Delivery

[ rush order ]

Recieve Order

Send Invoice

Close Order

Recieve Payment

FinanceCustomer Serv iceFulfillment

ATM scenariofrom Object-Oriented Modeling and Design, by J.Rumbaugh, 1991

• The ATM asks the user to insert a card• The ATM accepts the card and reads its serial number• The ATM requests the password• The ATM verifies the serial number and password with the consortium, the

consortium checks it with the bank and notifies the ATM of acceptance• The ATM asks the user to select the kind of transaction (withdrawal, deposit, …).

The user select withdrawal• The ATM asks for the amount of cash• The ATM verifies that the amount is within predefined policy limits and asks the

consortium to process the transaction. The consortium passes the request to the bank, which eventually confirms success and returns the new account balance

• The ATM dispenses cash and asks the user to take it• The ATM asks whether the user wants to continue, the user indicates no• The ATM prints a receipt, ejects the card, and asks the user to takes them• The ATM asks a user to insert a card

ATM Sequence diagram

: NewClass4 : NewClass4

ATMATM ConsortiumConsortium BankBank

1: accept serial number and a password

2: verify account

3: verify account

4: enter operation kind and amount

5: process transaction

6: process bank transaction

7: OK

8: OK

11: terminate

12: print receipt

13: requset to take a card

14: give the card

15: eject the card

16: display main screen

9: requests take cash and continuation

10: take cach

Exercises

Spain : Country France : Country Belgium : CountryBorders Borders

P1 : Point

P2 : Point

P3 : Point

P4 : Point

: Polygon

has has

has has

Exercises

P1 : Point

P2 : Point

P3 : Point

P4 : Point

: Polygon

next

next

next

next

last first

Exercises

Grandmother : Person

Grandfather : Person

Your Father : Person

Aunt : Person

Your Mother : Person

cousin : Person

You : Person

Mate

child child

sibling Mate

child child child

cousin

Exercises

Variable

name

Constant

valueExpression

binary operator

Term

first operatorsecond operator

)X + Y/2) / (X/3 + Y(

Categorize relationships

1. A country has a capital city

2. A person use a fork

3. A file is an ordinary file or a directory file

4. Files contains records

5. A polygon is composed of ordered set of points

6. A drawing object is text, a geometrical object or a group

7. A person use computer language on a project

8. Modem and keyboard are input / output devices

9. A person plays in a team in certain year

10. A rout connects two cities

11. A studen takes a course from a professor

State diagram

1. Caller lifts receiver

2. Dial tons begins

3. Caller dials digit (5)

4. Dial tons ends







11. Called phone beings ringing

12. Ringing tones appears in calling phone

13. Called party answers

14. Called phone stops ringing

15. Ringing phone disappears in calling phone

16. Phones are connected

17. Called party hangs-up

18. Phones are disconnected

19. Caller hangs-up

State DiagramIdle

Dial tone

Dialing

Connecting

Ringing

Connected

Disconnected

Busy tone

Fast busy tone

Time out

Recorded message

State DiagramIdle

Phone Line

Dial tone

Dialing

Connecting

do/ find connection

Ringing

do/ ring bell

Connected

Disconnected

Busy tone

do/ slow busy tone

Fast busy tone

do/ fast busy tone

Time out

do/ soun loud beep

Recordered message

do/ play message

Dial tone

off-hook

Dialing

digit( n )

Connecting

do/ find connection

valid number

Ringing

do/ ring bell

routed

Connected

called phone answers

Disconnected

called phone hangs-up

Busy tone

do/ slow busy tone

Fast busy tone

do/ fast busy tone

Time out

do/ soun loud beep

Recordered message

do/ play message

time-out

time-out

invalid number

message done

on-hook

number busy

trunk busy

State Diagram

white wins

startWhite's

turn

Black's turn

Black wins

Drawwhite movesblack moves

checkmate

checkmate

stalemate

stalemate

Documents

UML basics UML distilled, a brief guide to the standard Modeling language, by Martin Fowler, 2000