Portal Building Blocks I

• So we currently have languages (Java ..) distributed object support and standards (CORBA …), interface standards (XML), transport protocols (HTTP, TCP/IP) at various levels, rendering standard (HTML).

• We have web clients and servers

• We need certain capabilities in common to many portals. These include

  • security
  • collaboration
  • visualization (for computing portals)
  • persistence, registration, look-up (part of most distributed object infrastructure)

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