Basic HTML version of Foils prepared July 15 1998

Foil 10 NPAC Concepts: Pragmatic Object Web

From Overview of Integration of Databases and Distributed Objects with the Web Tutorial: ITEA HPCC Conference Aberdeen Md. -- July 13 98. by Geoffrey Fox, Nancy McCracken
1 3-(or more)-tier architecture - Web browser front-ends, legacy (e.g. databases, HPC modules) backends; fat (1+tier) middleware
2 Alternative / competing Middleware models:
  • Java RMI+ EJB (Enterprise Javabean) - single language solution by Sun
  • CORBA - all languages solution by OMG
  • COM - multi-language solution by Microsoft
  • WOM/XML - emergent solution by the Web Consortium
3 Each model has different tradeoffs
4
5 POW attempts at integrating various models and services in terms of multi-protocol middleware servers (JWORB)
in Table To:

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