Slide Number: 5

• JWORB proviudes the WEB technology support.
• HLA is aneutral middleware technology. It can be be used to control and steer the whole system.

Slide Number: 6

• Java started as a language but moved towards a total solution platform with
  • GUI package JFC (MFC)
  • RMI remote / JavaIDL Corba / RMI-IIOP mapping distributed object computing
  • EJB (MTS)
  • Servlet + JSP (ASP)
  • JMS (MSMQ)
• CORBA , 1989
  • 2.2, 2.3
  • 2.4 and 3.0 on the way
  • mapping for C, C++, Java, Smalltalk, and Ada.
• COM
  • MS supported language,
  • binary compatibility
  • DCOM
  • COM+
  • MTS
  • SoftwareAG ported to Unix (critique)
• XML
  • HTML passive information dissemination
  • CGI, Server APIs, Servlets
  • Presentation Oriented Publishing (PoP)
  • Client's profile or capabilities based on hardware, or physical impaired (deaf,blind,etc.)
  • required a formating of data to be processed (Linked,distributed, updted,etc.)
  • using a protocol format for method invocations

Slide Number: 7

• WebFlow - Early 1996 (May 97) (Fall 1997)

Slide Number: 9

• ModuleManager (Factory&Lookup)
• ConnectorManager
• SessionManager
  • computation session (collection of modules)
  • session per client - (session per compute graph)
• Applet
  • contains modules in logical package
  • selecting, dropping, and connecting them
  • run and destroy
• composite module description (save/restore)
• distributed module storage
• only dataflow
• it has GUI for modules runnning on the server for steering

Slide Number: 16

• It uses free XML parsers and it has its own DOM implementation.
• switching to Sun implementation.
• XSL processor is XSLP previously Koala from INRIA(France).
• It is a generic server, it has couple of objects for each protocol.
• It loads the configured protocols for handling