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W3Objects:
Bringing Object-Oriented Technology to the Web

4th International World-Wide Web Conference, Boston, USA, December 1995

The following slides were used during the W3Objects presentation at the Boston conference on 12th Decmeber 1995. They are also available in postscript: 1 slide per page and 2 slides per page

David Ingham (email, www)


Critique of the Current Web

Standard resources - HTTP

Non-standard resources - CGI


W3Objects Overview


Example Object Interfaces

[Example Object Interfaces]


Polymorphism

[Ploymorphism]


Client-Server Interactions

[Client-Server Interactions]


Core Properties

Naming

Sharing

Mobility

Referencing


Common Properties

Concurrency Control

Caching & Replication

Fault Tolerance


Illustration: Referencing for W3Objects


Referencing Illustration

[Referencing Model]


Referencing Illustration

[Referencing Illustration Step 1]

Step 1: Object Y migrates to server C


Referencing Illustration

[Referencing Illustration Step 2]

Step 2: Object Z makes invocation on object Y


Referencing Illustration

[Referencing Illustration Step 3]

Step 3: Object X makes invocation on object Y


Prototype Implementation

[Prototype Implementation]


Future Work

Integration of software components

Dependable web server

Refinement of referencing schemes


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Comments to Dave.Ingham@ncl.ac.uk
Copyright © 1995-1998 Arjuna Project, Computing Science, Newcastle University
Last modified: Wednesday, 30-Apr-1997 01:00:00 BST