Basic HTML version of Foils prepared 21 January 98

Foil 53 Wrapping Existing Applications

From General NPAC Foils-98A starting January 98 (PowerPoint) NIST Information Technology Laboratory Washington DC -- January 22 98. by Geoffrey C. Fox


Java (with visual interfaces i.e. JavaBeans) is natural tier 2 language
  • JavaBeans can be used at tier 1(client) or 2(server)
Linking this to tier 3 "classic applications" gives rise to JavaBean wrappers for existing applications
These can be used in HPcc and commodity environments
Naturally become CORBA distributed objects and so can be remotely executed and documented (via CORBA trader or yellow pages service)
Classic Application
Fortran C C++
JavaBean Wrapper
Tier 2
Tier 1
Tier 3
IIOP HTTP RMI



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