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Chapter 5

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Chapter 5

Service

describes

End Point Exposes

Messages Sends/Receives

Contracts

Binds to

Service Consumer implements

Policy governed by

Sends/Receives

Adheres to

Component

Relation

Key

Understands

Serves

Page 3: Chapter 5. Service describes End Point Exposes Messages Sends/Receives Contracts Binds to Service Consumer implements Policy governed by Sends/Receives

Requestor

Replier

Service(replier)

Consumer(requestor)

ServicesObjects in a Process

Computer A

Computer B

Process A

Process B

Process

Same address space

Network

Service

EndPoint

Synchronous processing

1. Request2.

3. Reply

Service Consumer

Service

EndPoint

Packagereaction

1. Request2.

5. Reaction

Service Consumer

EndPointSend

Reaction

ProcessRequest

Page 6: Chapter 5. Service describes End Point Exposes Messages Sends/Receives Contracts Binds to Service Consumer implements Policy governed by Sends/Receives

Delays

OperationalPicture

Airports

Schedules

Reservations

Weather

Page 7: Chapter 5. Service describes End Point Exposes Messages Sends/Receives Contracts Binds to Service Consumer implements Policy governed by Sends/Receives

Delays

OperationalPicture

Airports

Schedules

Reservations

Weather

Events

Request/Reply

Page 8: Chapter 5. Service describes End Point Exposes Messages Sends/Receives Contracts Binds to Service Consumer implements Policy governed by Sends/Receives

Edge

Event/Notification

Service Consumer

Event/Notification

EndPoint

Event/Notification

Event Propagation

PackageEvents

(Subscriptions)

Route

Event Handler

Dispatch

RelevancyFilter

Service

Request

Edge

EndPoint

Request

Event/Notification

Service Consumer

Event/Notification

EndPoint

Event/Notification

Event Propagation

PackageEvents

Dispatch

Route

Event Handler

Dispatch

RelevancyFilter

Service

Request

Obsolete

Page 10: Chapter 5. Service describes End Point Exposes Messages Sends/Receives Contracts Binds to Service Consumer implements Policy governed by Sends/Receives

Page 11: Chapter 5. Service describes End Point Exposes Messages Sends/Receives Contracts Binds to Service Consumer implements Policy governed by Sends/Receives

Active

Closing

cancel

ExitingCompensating

Ended

Completed

Faulting

Cancelling

Exit

Fault

completed

canceled

compensate

closed

Fault

compensatedFaulted

exited

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