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Unveiling WebSphere: A Comprehensive Overview

Explore the birth and evolution of IBM's WebSphere, its goals, features, advantages, and disadvantages. Learn how WebSphere revolutionizes business processes, its architecture, software and hardware requirements, key functionalities, and more.

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Unveiling WebSphere: A Comprehensive Overview

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  1. WebSphere Diego Leone

  2. Summary • Story and birth • What is WebSphere?/Goals • Main features • Advantages/Disadvantages • Conclusions

  3. WebSphere’s birth and story • IBM’s product • its roots are in the mid-1990s • based on Java programming language • IBM launched WebSphere in 1998 • gained momentum with on-demand business (2002)

  4. WebSphere Goals • integrate all of a company’s existing data • give a Web front-end • support for business processes • respond to market fluctuations and new industry supply chain requirements in realtime. • build interactive Web-oriented applications • support business functions needed for e-commerce

  5. What is WebSphere?(1) • a set of software products

  6. What is WebSphere?(2) • middleware application • trasforms the old business into SOA • is J2EE certified • implements three tier architectures

  7. What is WebSphere?(3) • composed of: • server software • development products this two parts are bundled into packages • The foundation of the software is WebSphere Application Server (WAS)

  8. What is WebSphere?(4) • Four different sizes: • Small • Medium • Large • Super Size A Company chooses the size according to its needs

  9. What are its main features?(1) • It works across all of its different operating systems and applications • Unify the company’s management

  10. What are its main features?(2) • Modular options: • There are different tools that can be added to WAS • Different tools help the different audiences • Example: • for Web-site developers • for application developers

  11. What are its main features?(3) • run code that enables business application • Example: Run many EJBs and Servlet within WAS • realizes multi-tier applications • Example

  12. WebSphere Architecture

  13. WebSphere’s Architectureexample

  14. Some hardware requirements • quite modern PCs • advised IBM zSeries N.B.: differences between Server and Client

  15. Some software requirements Operating System: • Windows XP Professional SP1a • Linux • Sun Solaris • Other… A lot of applications are included (HTTP server)

  16. HTTP server • WebSphere HTTP plug-in for the HTTP server. • uses an easy-to-read XML configuration file to determine whether a request is handled by the Web server or the Application Server. • uses the standard HTTP protocol to communicate with the Application Server • uses secure HTTPS for the configuration, if required

  17. What are advantages?(1) • installation and customization are simple for administrative task • very good when it’s ready • there are a lot of useful tools: Example: Click here • gives lot and lot of integration • gives good Web Site • IBM gives a complete assistance…

  18. What are advantages?(2) • Business features: • simplifies the attainment of the “time to market” • gives only point of administration • simplifies the communication inside the company

  19. What are disadvantages? • installation and customization aren’t so simple • not a good product for little company (under 1000 employees) • the tools have to be put together

  20. Conclusions(1) • IBM is using its size to become the leader • There are other products: • BEA System • SAP • Windows Server System (.Net and Windows Server 2003) [best for the smaller company]

  21. Conclusions(2) • using WS, Don Sloan (Kforce) reduces the time required for its applicant matching process from two or three days to less than an hour • WebSphere costs a lot of money……

  22. Bibliography • http://www.ibm.com • http://advisor.com • http://www.redbooks.ibm.com/redbooks/pdfs/sg246176.pdf • http://www.redbooks.ibm.com/redpapers/pdfs/redp3601.pdf

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