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RSS

RSS. Michael Horne. Contents. What is RSS? History RSS and Java. What is RSS?. A method for syndication of news News Slashdot, Wired and other news based sites Changelogs Recent Changes Dynamic Bookmarks Firefox RSS is a XML application. What is RSS?. RSS Aggregators Bloglines

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RSS

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  1. RSS Michael Horne

  2. Contents What is RSS? History RSS and Java

  3. What is RSS? • A method for syndication of news • News • Slashdot, Wired and other news based sites • Changelogs • Recent Changes • Dynamic Bookmarks • Firefox • RSS is a XML application

  4. What is RSS? • RSS Aggregators • Bloglines • Planet Rhodes • Aggregation of many weblogs at rhodes

  5. History of RSS • Unfortunately RSS has had a messy development history • Lack of standards • Implementations can expect to need support for 7 not so subtly different versions

  6. Definition • Depending on implementation RSS could stand for • Really Simple Syndication • Rich Site Summary • RDF Site Summary

  7. History of RSS • Initially produced by Netscape (ver 0.90) • Portals to news sites • Overly complicated • Planned to simplify • Netscape stopped due to lack of interest

  8. History of RSS • Userland developed (0.91 through 0.9x) • Overly simplified • Concurrently a non-commercial group developed 1.0 (based on RDF) • Extensive use of namespaces

  9. History of RSS • Userland Released 2.0 • Modular • Easy Migration from the 0.9x branch

  10. RSS 2.0 <rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"> <channel> <title>XML.com</title> <link>http://www.xml.com/</link> <description>XML.com features a rich mix of information and services for the XML community.</description> <language>en-us</language> <item> <title>Normalizing XML, Part 2</title> <link>ttp://www.xml.com/pub/a/2002/12/...</link> <description>In this second and final look...</description> <dc:creator>Will Provost</dc:creator> <dc:date>2002-12-04</dc:date> </item> ... </channel> </rss>

  11. RSS and JAVA • Commonly done with beans • Easily implemented as it is XML based • Commercial versions available although expensive

  12. Questions?

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