Visjoner og arkitektur

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Visjoner og arkitektur
for virksomhetensInformasjonsnettverk
Komponenttorget 99 Trondheim
Trygve Reenskaug Numerica Taskon
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The Vision

• To empower the individualby providing
  information
• Where it is needed
• When it is needed
• In a form suited to taskand personal preference

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We need objectsto survive the age of distribution
Object-B
IN
OUT-C
Object-C
Variables
Methods
Object-A
IN
Variables
Methods
Message triggers method causes response
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The Connected EnterpriseContent and Communication
Digital Map
Census Data
Police Records
House Drawings
Aerial Photos
Businessprocesses
Task / Use Case / Tool
Information services
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Different perspectiveson enterprise information
Business Perspective
Information
tasks
operations
Information Service Perspective
Tool Perspective
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Area of concernBusiness Model
The area of concern is the handling of travel
expense accounts. We focus on the expense
account itself, and do not model details about
why the journey was made, nor how the traveler
is reimbursed for his expenses.
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Nature of objectsBusiness Model
Ruth
(President)
Douglas
Eve
Adam
(Marketing manager)
(Software Manager)
(Chief Accountant)
Joyce
Elsie
Joe
(Sales clerk)
(Programmer)
(Paymaster)
Peter
Bill
Bill
(Technical author)
(Dispatcher)
(Bookkeeper)
Kim
John
Ann
(Methodologist)
(Cashier)
(Customer consultant)
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Expense report processBusiness Model
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Identify and understand the rolesBusiness Model
Ruth
(President)
Douglas
Eve
Adam
Authorizer
(Marketing manager)
(Software Manager)
(Chief Accountant)
Elsie
Joyce
Joe
Paymaster
(Programmer)
(Sales clerk)
(Paymaster)
Bill
(Dispatcher)
Peter
Bill
Traveler
Bookkeeper
(Technical author)
(Bookkeeper)
Ann
(Customer consultant)
Joyce
John
(Methodologist)
(Cashier)
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Behavior Work processTravel Expense Model
Role (Actor)
Book Keeper
Paymaster
Traveler
Authorizer
Action
ltDetermine OKgt
ltCheckgt
ltBookkeepinggt
ltArrange for
paymentgt
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Semantic viewInformation model
Travel
Permission
Travel
Expense
Record
Item
Pay
Authorization
Pay
Request
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Travel AuthorizerUser interface tool
Travel authorization request.
Traveler
USD 3,000
Planned cost
Beth
Mar.22-Mar.23
Period
Purpose
Komponenttorget 99
Current plans for Beth
Budget and commitments
Project 1
Item
Committed
Budget
KMPT
Travel
4,000
10,000
Project 3
Project 4
Week 09 10 11 12 13 14 15
Authorize
Reject
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Travel Authorization ToolModel collaboration view
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The main problems
We spend too much time and efforton low-level
mechanics. Current offerings are NOT

• Easy and intuitive to use
• Smooth development platforms
• Reliable
• Secure
• Extensible

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How do we get from here to there?
Focus on objects Classes are implementation
details
Learn technology Java CORBA Web ...
Do small, but significant project Illustratin
g visions
Plan large scale introduction What are the
information services? What are the Areas of
Concern?
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The Real Challenges
TheConnectedOrganization
Effective Partitioning of Information Services
Effective, Enjoyable and Instructive Tools
Businessprocesses
Task / Use Case / Tool
Information services
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Conclusion We can do it!

• To empower the individualby providing
  information
• Where it is needed
• When it is needed
• In a form suited to taskand personal preference

More info http//www.ifi.uio.no/trygve
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Ha et godt seminar