Information Technology Reference
In-Depth Information
17.2.1 REG - Representation Information Registry Interfaces
Component name
CASPAR Registry
Component acronym
REG
REG is the component which allows centralised and persistent
storage and retrieval of OAIS Representation Information
(RepInfo) (including Preservation Description Information
(PDI)) in a centralised Registry/Repository. It also contains
maintenance tools for user interaction with the Registry for:-
•
Manual RepInfo ingest
•
Creation and maintenance of the XML structures
(RepInfoLabels) which connect related RepInfo in the
Registry into an OAIS network (using the defined
categories Semantic, Structure and Other)
Component description
•
Other RepInfo maintenance
REG has the following responsibilities
•
Ingest RepInfo into Registry - with appropriate name,
description and classification
•
Extract RepInfo from Registry reliably.
•
Search Registry for RepInfo matching appropriate (wild
carded) criteria (a combination of name, description or
classification)
•
RepInfo Factory
◦
getRepInfoManager() - gets an Ingest/Extract Object
◦
getRegistrySearch() - returns a search Object
◦
getClassificationScheme() - returns the OAIS
classification scheme
Component interfaces
•
RepInfo Manager
•
RepInfo - Object encapsulating the classification and
Repository Item
•
RILabel - Relates RepInfo to other related items
•
RIGUITool - graphical user interface component
•
registry-0.2.jar (or later) - the registry API code
•
RoRI-install.jar - client izPack installer for Registry API,
GUI Tool and freebXML (including Java docs)
Component artefacts
•
omar.war and supporting files - server side setup files
Component UML
diagram
REG Interfaces - see Fig.
17.6
Component specification
REGISTRY_-Spec-Ref-v1.1.doc
