dynamic hypermedia engine professor michael bieber bieber bieber

Dynamic Hypermedia Engine

Professor Michael Bieberhttp://web.njit.edu/~bieber

http://web.njit.edu/~bieber







Automatically add links and other “hypermedia” services to applications:

• comments• guided tours• structural search (based on links and relationships

instead of keywords)• others...

Buzzword compatible: – Java, XML, XSL, RDF, etc.

Shipping I nformation

http : / /www.nj i t .edu/purchasing /shipping-info rmat ion.htm

251 Requisition Header - Shipping and Text STRATEGIC SUPPLIES INTERN'L 71 UNION AVE Screen: Vend: V0000304390 PR: R010294 Inv: Line:

Deliver-to Address FOB: Name: MICHAEL BIEBER Rte: Org: NJIT, CIS DEPARTMENT Delivery Service: UPS Addr: 323 ML KING BLVD Delivery Date: 03-12-2000

City: NEWARK St: NJ Zip: 07102 Country: USA Phone: 973 596 2681 Ext: Requisition Codes: 58 128 PUX ZY2 Requisition Text:

Document Notes: NSample Screen from Purchasing System:all text with no links...






Document Notes: NDHE automatically generates anchorsas the screen is created






Document Notes: NDHE produces a list of possible linkswhen the user chooses an anchor

V0000304390

Vendor Details

Vendor Reliability

Vendor Agreements

Other Possible Vendors

Your Purchasing History

All Screens with this Vendor


• Links generated based on application structure, not search or lexical analysis

– You cannot do a search on the display text “$127,322.12” to find related information…

– But you can find relationships for the element Sales[1997]

$85,101.99$127,322.12

1997 Expenses1997 Sales

Dynamic HypermediaDynamic HypermediaEngine ArchitectureEngine Architecture

Message: DisplayDocument(Document + Elements + Element Types)

Document (or screen)

UserInterface

User InterfaceWrapper

MessageManager

Relationship &Metainfo Mgr

ApplicationWrapper

PurchasingApplication






Document Notes: NSample Screen from Purchasing System:all text with no links...


UserInterface


MessageManager


ApplicationWrapper


Anchors

Element Types

Relationship Manager

...

Relationship Manager Rule Base…Vendor - Vendor IS - Vendor Details - {commands} Vendor - Vendor IS - Vendor Reliability - {commands}Vendor - Vendor IS - Vendor Agreements - {commands}Vendor - Purchasing Data Warehouse

- Who else uses vendor - {commands}Vendor - Purchasing IS

- Your Purchasing History - {commands}Vendor - CASE Workbench

- All screens with this vendor - {commands}…


UserInterface


MessageManager


ApplicationWrapper


Message: DisplayDocument(Document + Element Types + Anchors)

HTML Page






Document Notes: NResult: application automaticallyenhanced with links and hypermedia services


UserInterface


MessageManager


ApplicationWrapper


Message:GetMetainfo("V0000304490", type = "vendor")

User Selection "V00000304390"


UserInterface


MessageManager


ApplicationWrapper


Message:DisplayMetainfo(Metadata, List of Links)

- Metadata Frame &- List of Links Frame

Relationship Manager Rule Base...Vendor - Vendor IS - Vendor Details - {commands}Vendor - Vendor IS - Vendor Reliability - {commands}Vendor - Vendor IS - Vendor Agreements - {commands}Vendor - Purchasing Data Warehouse - Who Else Uses Vendor - {commands}Vendor - Purchasing IS - Your Purchasing History - {commands}Vendor - CASE Workbench - All Screens with this Vendor - {commands}...






Document Notes: N

V0000304390

Vendor Details

Vendor Reliability

Vendor Agreements

Who Else Uses Vendor

Your Purchasing History

All Screens with this Vendor

DHE generates anchors and links from theRelationship Management Rule Base

Relationship Manager Rule Base...Vendor - Vendor IS - Vendor Details - {commands}Vendor - Vendor IS - Vendor Reliability - {commands}Vendor - Vendor IS - Vendor Agreements - {commands}Vendor - Purchasing Data Warehouse - Who Else Uses Vendor - {commands}Vendor - Purchasing IS - Your Purchasing History - {commands}Vendor - CASE Workbench - All Screens with this Vendor - {commands}...


UserInterface


MessageManager


ApplicationWrapper


Message:FollowLink("Your Purchasing History")

Link Selection "Your Purchasing History"

UserInterface


MessageManager


ApplicationWrapper


Relationship Manager Rule Base...Vendor - Purchasing IS - Your Purchasing History- {commands}...

Message: FollowLink( target system(Purchasing IS), command(purchasing_history( vendor(V0000304390), user(#U12)))

purchasing_history( vendor(V0000304390), user(#U12))



Message: DisplayDocument(Document + Elements + Element Types)

Document (or screen)

UserInterface


MessageManager


ApplicationWrapper


dynamic hypermedia engine professor michael bieber bieber bieber

Documents