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Introducing Thalia

Introducing Thalia. CSG Workshop September 26, 2007. Overview of Thalia. Thalia is an enterprise image storage and management application. Web based, centralized service Support both departmental needs and personal/academic needs Secure, reliable, and highly available

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Introducing Thalia

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  1. Introducing Thalia CSG Workshop September 26, 2007

  2. Overview of Thalia • Thalia is an enterprise image storage and management application. • Web based, centralized service • Support both departmental needs and personal/academic needs • Secure, reliable, and highly available • It is Part of a long-term content management strategy by ISDA • Integration and collaboration with other content management applications • Adoption of Dublin Core Metadata Element Set, an interoperable online metadata standard. • Specially designed for departmental and academic use.

  3. Thalia Architecture • Multi-layered: • Web Interface • IME Layer • Repository • Database and File System • Distributed and scalable • REST API and XML

  4. Thalia Web Interface • Rich Web client written in OpenLazlo and Flash. • Completely redesigned: sleek and functional • Built to feel like a desktop application, delivered over the web

  5. Thalia IME Layer • What is REST • Representational State Transfer • Application state and functionality are devided into resources addressable using a unified syntax and a set of well-defined operations. • GET : retrieve resource • POST: create resource • DELETE: delete resource • PUT: update resource • Stateless • XML as messaging format

  6. Thalia IME Layer • Benefit of REST style API • Simple and Well-understood technologies: HTTPS + XML • No need to maintain state makes the server more scalable. • Open and easy to use.

  7. Thalia Repository : Alfresco • What is Alfresco and why we use it • Open source enterprise content repository and management system. • Use of state of art open source technologies such as Spring, Hibernate, Lucene, ACEGI • Support multiple OS and database • Provides multiple interfaces: Web services, JSR 170, REST, CIFS, WebDAV, etc • Used as content repository in other content management services provided by ISDA

  8. Thalia Timelines • August 3rd. Limited release to HST, SAP, and PSB. (demo site: https://demo.thalia-test.mit.edu) • Dec. 2007. Release 1.0 (full release) • Spring 2008. Release 2.0 (code name Codfish).

  9. Questions & Comments • Contact thalia-team@mit.edu

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