POC: Jay ChinPOC: Jay Chinjchin@fgm.comjchin@fgm.com

FGM IncFGM IncAug 18 2004Aug 18 2004

DoD Metadata Registry And ClearinghouseDoD Metadata Registry And ClearinghouseVersion 5.0 New Features Version 5.0 New Features

Unclassified

April 21, 2023 2

AgendaAgenda

• Overview of current Version 4.1Overview of current Version 4.1

• Why version 5Why version 5

• New FeaturesNew Features

• Standard SupportStandard Support

• NCES / Core Service NCES / Core Service

• Notional componentsNotional components

• Future Gallery MapFuture Gallery Map

April 21, 2023 3

DoD Metadata Registry DoD Metadata Registry PortalPortal

• ““One Stop” Publish & Subscribe for:One Stop” Publish & Subscribe for:– Build Time Metadata Registration Build Time Metadata Registration – Pulling Re-usable Data ComponentsPulling Re-usable Data Components– Information Community ManagementInformation Community Management

• Now Vending:Now Vending: – Database SegmentsDatabase Segments– Reference SetsReference Sets– TransformationsTransformations

– XMLXML– Data/Metadata ToolsData/Metadata Tools– TaxonomiesTaxonomies– More Products soon (e.g., symbology, More Products soon (e.g., symbology,

translations)translations)• Over 3,500 registered usersOver 3,500 registered users

http://metadata.dod.mil

Purpose: visibility and re-use, not standardization through mandate!

April 21, 2023 4

DoD XML GalleryDoD XML Gallery

IOC: 19 May 1999 - Current Version = 4.1

- Global Net Access

- Pub-Sub Registry

- Business Rules

- Organizations- Over 80,000

registered components

- 86 Namespaces

http://metadata.dod.mil/xmlreg/user

April 21, 2023 5

Architecture of v4.1Architecture of v4.1Current VersionCurrent Version

GIG-ES Portal

Developers, Architects,

etc.

3rd Party Portlets

Transformation Services

Mediation Engine(s)

Translations Schemas

CORE Services

Oracle DB

XML Gallery

BEA Weblogic Server & ColdFusion

Data Elements Gallery

Reference Data Sets Gallery

Database Segments

Gallery

Web Services

REST

WS-I

MetadataRegistry Portal

GIG-ES Portal

• Home page uses Weblogic PortalHome page uses Weblogic Portal• Remaining pages are written in ColdFusionRemaining pages are written in ColdFusion• DB is OracleDB is Oracle• Web server is Netscape EnterpriseWeb server is Netscape Enterprise

Taxonomy Gallery

April 21, 2023 6

20,000 Foot View20,000 Foot View

XML Schema

Data Elements

Taxonomy

Reference Data Sets

DB Segments

DoDMetadata Registry and

Clearinghouse

Data Models

Assertions

April 21, 2023 7

Why version 5.0Why version 5.0

• Consolidate COTS productsConsolidate COTS products– BEA Portal PlatformBEA Portal Platform– Oracle 9i (10g?)Oracle 9i (10g?)

• Portals give end user more optionsPortals give end user more options• BEA is better suited for run-time servicesBEA is better suited for run-time services• Core data model for all types of artifact metadataCore data model for all types of artifact metadata• Increased reliability and uptime via clusteringIncreased reliability and uptime via clustering• Part of the NCES Discovery core servicePart of the NCES Discovery core service

– Support other services such as mediationSupport other services such as mediation

April 21, 2023 8

New FeaturesNew Features

• Taxonomy galleryTaxonomy gallery– OWL encoded formatOWL encoded format– Provides capability to tie any information resource to a node in a taxonomyProvides capability to tie any information resource to a node in a taxonomy

• HTTP access to most artifacts in a W3C compliant mannerHTTP access to most artifacts in a W3C compliant manner• BrandingBranding• Improved SecurityImproved Security

– AuditingAuditing– Multiple authorization routesMultiple authorization routes– Granular access rightsGranular access rights

• Federation capabilityFederation capability• Portal – end user customizationPortal – end user customization• Additional Web servicesAdditional Web services

– Search for all Information ResourcesSearch for all Information Resources– Retrieval for all information ResourcesRetrieval for all information Resources

April 21, 2023 9

Standards SupportStandards Support

• ebXML API complianceebXML API compliance– Will have a standard profile for semantic Will have a standard profile for semantic

interoperabilityinteroperability

• JAXR (registry API)JAXR (registry API)• WSRP (Portals)WSRP (Portals)• WS-I (web services)WS-I (web services)

April 21, 2023 10

Notional ComponentsNotional Components

XMLPortlets

TaxonomyPortlets

Data ElementsPortlets

RDSPortlets

DBPortlets

MDR Portal

BEA Auditing and Security Services

NCES Security - BAH SDK

ebXML compliance

ebXML – Registry Information Model

ebXML – Registry Services

Oracle RAC

MDR v5.0 DB

JAXR API

Web Service

Increase reliability and performance

Standard supportLeverage Open-Source

Implement NCES security services (Interchangeable layer)

SIPR and JWICS security accreditation

Inter-operate with other NCES portals via WSRP

April 21, 2023 11*Including valid values and “identifiers” required for linking

adds progressively more metadata* “galleries” from various resources

2000 2001 2002 2003 2004 2005

Emporium Baseline(Ref Sets v1)

XML Regv1

Transformations

Ref Tabs(Ref Sets v2)

Data Elements(DDDS)

DB Segs v0

Messages

XML Regv2

DB Segs v1

XML Regv3

ISO 11179

Models(DDA)

Symbology

Other

Taxonomy

EBXML

Ontologies

Future Gallery MapFuture Gallery Map

XML Regv4