Slide 1 Classes and Objects. Slide 2 Messages and Methods.
52
Slide 1 Classes and Objects
-
Upload
evelyn-alexander -
Category
Documents
-
view
213 -
download
0
Transcript of Slide 1 Classes and Objects. Slide 2 Messages and Methods.
Slide 1
Classes and Objects
Slide 2
Messages and Methods
Slide 3
Class Hierarchy
Slide 4
Inheritance
Slide 5
Polymorphish & Encapsulation
Slide 6
UML 2.0 Diagram Summary
Slide 7
Engineering Workflows
Slide 8
Supporting Workflows
Slide 9
Benefits of the Object Approach
Slide 10
MOOSAD Approach
Slide 11
Elements of a Use-Case Description
Use Case Name: ID: Importance Level:
Primary Actor: Use Case Type:
Stakeholders and Interests:
Brief Description:
Trigger:
Relationships: (Association, Include, Extend, Generalization)
Normal Flow of Events:
Subflows:
Alternate/Exceptional Flows:
Slide 12
USE-CASE DIAGRAMS
Slide 13
Syntax for Use-Case Diagram
Slide 14
The Use-Case Diagram for Appointment System
Slide 15
Use-Case Diagram with Specialized Actor
Slide 16
Extend and Include Relationships
Slide 17
A CRC Card
Slide 18
Back of CRC Card
Slide 19
CLASS DIAGRAMS
Slide 20
Example Class Diagram
Slide 21
Class Diagram Syntax
A CLASS
AN ATTRIBUTE
AN OPERATION
AN ASSOCIATION
Class 1
-attribute
+operation ()
Attribute name/derived attribute name
operation name ()
1..* 0..1______verb phrase____
Slide 22
Object Diagrams
Slide 23
Slide 24
Slide 25
Sequence Diagram SyntaxAN ACTOR
AN OBJECT
A LIFELINE
A FOCUS OF CONTROL
A MESSAGE
OBJECT DESTRUCTION
anObject:aClass
aMessage()
x
Slide 26
Normal Flow of Events:
1. Customer submits a search request to the system.2. The system provides the customer a list of recommended CDs.3. The customer chooses one of the CDs to find additional information.4. The system provides the customer with basic information & CD Reviews5. The customer calls the maintain order use case.6. The customer iterates over 3 through 5 until finished shopping.7. The customer executes the checkout use case.8. The customer leaves the website.
Slide 27
Slide 28
Example Collaboration Diagram
Slide 29
Example Sequence Diagram
Actor
Object
Association
Message
Frame
Slide 30
Slide 31
Example Behavioral State Machine Diagram
Slide 32
Behavioral State Machine Diagram Syntax
A STATE
AN INITIAL STATE
A FINAL STATE
AN EVENT
A TRANSITION
A Frame
Slide 33
Slide 34
Syntax for Package Diagram
A PACKAGE Package
A DEPENDENCY RELATIONSHIP
Slide 35
Package Diagram of Dependency Relationships Among Layers
Slide 36
Package Diagram of Appointment System
Slide 37
Package Diagram of the PD Layer for the Appointment System
Slide 38
Slide 39
Levels of Abstraction
Slide 40
Inheritance Conflicts with Multiple Inheritance
Slide 41
Interaction Coupling
Slide 42
Types of Method Cohesion
Slide 43
Types of Class Cohesion
Slide 44
Sample Design Pattern
Slide 45
Revised CD Selections Class Diagram
Slide 46
Back of CD CRC Card
Slide 47
Get Review Method Contract
Slide 48
Revised Package Diagram
Slide 49
Revised CD Selections Class Diagram
Slide 50
Back of CD CRC Card
Slide 51
Get Review Method Contract
Slide 52
Revised Package Diagram
