Difference between revisions of "UC-4.7"

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(Created page with 'Main Page > Requirements > OAIS Use Cases > UC-4 Administration > UC-4.7 Activating Requests')
 
 
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[[Main Page]] > [[Requirements]] > [[OAIS Use Cases]] > [[UC-4|UC-4 Administration]] > UC-4.7 Activating Requests
 
[[Main Page]] > [[Requirements]] > [[OAIS Use Cases]] > [[UC-4|UC-4 Administration]] > UC-4.7 Activating Requests
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{| border="1" cellpadding="10" cellspacing="0" width=90%
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| colspan="4" style="background-color:silver;"|
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===UC-4.7 Activating Requests===
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|-
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|colspan="2" style="background-color:#E0FFFF;"|'''Summary'''
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|-
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|Number
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|
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UC-4.7
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|-
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|Name
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|
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Activating Requests
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|-
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|Context
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|
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[[UC-4 | UC-4 Administration]]
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|-
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|Sub-Use Cases
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|
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None
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|-
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|Overview
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|
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Activating Requests issues periodic dissemination requests for Consumers based on previously registered dissemination triggers.
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|-
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|Actors
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|
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*'''Activate Requests'''
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*'''Access>Coordinate Access Activities'''
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|-
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|colspan="2" style="background-color:#E0FFFF;"|'''Description'''
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|-
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|Preconditions
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|
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|-
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|Trigger
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|
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*Event driven request received
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|-
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|Successful outcome
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|
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|-
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|Steps
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|
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#'''Activate Requests''' maintains records of event-driven requests (OAIS Page 4-12, s. 4.1.1.5)
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#'''Activate Requests''' periodically compares event-driven request records the contents of the archive to determine if all needed data is available (OAIS Page 4-12, s. 4.1.1.5)
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#'''Activate Requests''' generates an order and sends a dissemination request to '''Access>Coordinate Access Activities''' if needed data is available (OAIS Page 4-12, s. 4.1.1.5; Figure F-1: Composite of Functional Entities)
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#'''Activate Requests''' generates an order and sends a dissemination request to '''Access>Coordinate Access Activities''' if a Consumer specified period has elapsed (OAIS Page 4-12, s. 4.1.1.5; Figure F-1: Composite of Functional Entities)
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#'''Activate Requests''' generates an order and sends a dissemination request to '''Access>Coordinate Access Activities''' if a Consumer specified event has elapsed (OAIS Page 4-12, s. 4.1.1.5; Figure F-1: Composite of Functional Entities)
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|-
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|Exceptions
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|
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|-
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|colspan="2" style="background-color:#E0FFFF;"|'''Documentation'''
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|-
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|Citations
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|
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OAIS Page 4-12, s. 4.1.1.5 "The Activate Requests function maintains a record of event-driven requests and periodically compares it to the contents of the archive to determine if all needed data is available. If needed data is available, this function generates a dissemination request that is sent to Access. This function can also generate orders on a periodic basis where the length of the period is defined by the Consumers or on the occurrence of an event (e.g., a database update)."
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|-
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|Diagrams
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|
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|-
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|colspan="2" style="background-color:#E0FFFF;"|'''Notes'''
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|-
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|
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|
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*This may tie in to the City's "Open data initiative" as it seems to provide a mechanism through which updated data sets can be disseminated when available.
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|}

Latest revision as of 13:26, 4 September 2009

Main Page > Requirements > OAIS Use Cases > UC-4 Administration > UC-4.7 Activating Requests


UC-4.7 Activating Requests[edit]

Summary
Number

UC-4.7

Name

Activating Requests

Context

UC-4 Administration

Sub-Use Cases

None

Overview

Activating Requests issues periodic dissemination requests for Consumers based on previously registered dissemination triggers.

Actors
  • Activate Requests
  • Access>Coordinate Access Activities
Description
Preconditions
Trigger
  • Event driven request received
Successful outcome
Steps
  1. Activate Requests maintains records of event-driven requests (OAIS Page 4-12, s. 4.1.1.5)
  2. Activate Requests periodically compares event-driven request records the contents of the archive to determine if all needed data is available (OAIS Page 4-12, s. 4.1.1.5)
  3. Activate Requests generates an order and sends a dissemination request to Access>Coordinate Access Activities if needed data is available (OAIS Page 4-12, s. 4.1.1.5; Figure F-1: Composite of Functional Entities)
  4. Activate Requests generates an order and sends a dissemination request to Access>Coordinate Access Activities if a Consumer specified period has elapsed (OAIS Page 4-12, s. 4.1.1.5; Figure F-1: Composite of Functional Entities)
  5. Activate Requests generates an order and sends a dissemination request to Access>Coordinate Access Activities if a Consumer specified event has elapsed (OAIS Page 4-12, s. 4.1.1.5; Figure F-1: Composite of Functional Entities)


Exceptions
Documentation
Citations

OAIS Page 4-12, s. 4.1.1.5 "The Activate Requests function maintains a record of event-driven requests and periodically compares it to the contents of the archive to determine if all needed data is available. If needed data is available, this function generates a dissemination request that is sent to Access. This function can also generate orders on a periodic basis where the length of the period is defined by the Consumers or on the occurrence of an event (e.g., a database update)."

Diagrams
Notes
  • This may tie in to the City's "Open data initiative" as it seems to provide a mechanism through which updated data sets can be disseminated when available.
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