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Jigsaw is a very recent (June '96) product with the WWW Consortium at MIT, let by Tim Berners-Lee (creator of the WWW concept and early software).
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Jigsaw is HTTP server, written entirely in Java and offering a set of advanced capabilities.
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Jigsaw model is fully object-oriented -- all server resources ('files' in the conventional document tree) are now exported as abstract objects with client-specific customizability support.
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CGI mechanism is replaced by 'servlets' -- dynamic chunks of Java which are downloaded, executed or served on demand, and then automatically cached.
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Support for multiplexing, session control, live connections, architecture neutral database abstractions is also available or emerging.
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Current alpha release is 30K lines of Java.
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W3C plans to use Jigsaw as a base prototyping and protocol development platform towards object-oriented, distributed, multimedia services, mobile computing and scripted language development for intelligent agents.
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