SoaML - Extras

Connecting Services

TODO: ServiceChannel, Assemply

Quiz

A request:

1. is logically the conjugate type of the provider
2. is logically the conjugate type of the consumer

A request:

1. is the use of the service interface
2. is the use of the request interface

A ServiceInterface can be used to type:

1. only service port
2. only request port
3. both if used a conjugated type

The <<Provider>> and <<Consumer>> stereotypes are used on:

1. Classes
2. Interfaces
3. Ports
4. CollaborationUse

The isConjugated property must be set to true for which element:

1. Every Port
2. Service Port
3. ServiceInterface
4. Request Port

Which of the elements below can type a port in SoaML?

1. Consumer
2. Milestone
3. Provider
4. Interface
5. ServiceInterface
6. Participant

Further Questions

• What kind of elements can appear on ServiceArchitecture?
• What kind of elements can appear on ServiceContracts?
• What kind of types a Service or Request can have?

Extra Exercises

• Design a payment scheduling system (i.e. a person can schedule a payment for a specific date)
  • used vocabulary: payment, notification
  • Design Service Architecture
  • Design Contracts
  • Design interfaces
  • Design service choreography using:
    • state machine
    • activity diagram
    • sequence diagram

Exercises

1. Design an ATM withdrawal:
   1. service interfaces
   2. ports
   3. service contract
   4. collaboration

Vocabulary you can use:

• Withdraw
• Authorize
• Validate Pin
• Reject
• Customer
• ATM
• Bank
• Visa

Further Reading

• http://www.omg.org/news/whitepapers/EnterpriseSoaML.pdf
• http://www.omg.org/spec/SoaML/

Icons Cheat-sheet

Compound service contract

Create a compund contract Purchasing Service.

Vocabulary: Seller, Buyer, Place Order, Returns Service

Show the ports on the consumers and the provider.