1. Web Services Barcelona, October 2002 Frank Bermann fraber@fraber.defraber@fraber.de Dipl.-Ing (RWTH-Aachen), GeM (ESADE)

2. Contents  Introduction  Types of Web Services  WS-Implementation

3. Introduction

4. Company B Company A What are Web Services?  Web Services are direct computer-to- computer communication, based on Internet and XML technologies  Same as EDI, but 5-10 times cheaper ERP Interne t XML

5. Example: Dell  Certain computer components lose half of their value every 3 months.  Maturing Market: PCs becoming commodity, high price pressure  JIT (reduce stock of critical components)  Collaborative demand planning ClientDell

6. Example: Dell What did Dell do? ClientDellProvider  Internet Sales (www.dell.com)  Propagate demand and production information to the providers  Build to order (get trends)

7. Example: Dell Results: HP Compaq ClientDellProvider  Eliminated HP and Compaq from main- stream market

8. Types of WS

9. The Connected Supply Chain Suppliers Contract Manufacturers Supplier Exchanges Logistics Exchanges Customer Exchanges Virtual Manufacturers Whosale Distributors Logistics Providers Customers Information Flow Goods Flow Source: AMR, 2000 Logistics Providers

10. The Connected Supply Chain ProvidersManufacturersDistribut.Clients 12345

11. Types of Web Services 1 1.B2C Commerce or Wireless 2 2.Distribution Chain Services 3 3.Intra-company distributed systems services 4 4.Supplier Network Services 5 5.Services amongst suppliers

12. How to Implement?

13. Catalonian Pymes?  Dell is a large and sophisticated company.  The Dell systems are based on EDI  WS are 5-10 times cheaper then EDI  WS don‘t need technological sophistication

14. Providers Microsoft  Introducing.Net with all new Windows version. Bill Gates says that.Net is as important as the introduction of Windows.  „.Net“ is the base of Passport and many other services. IBM  Competition to M$, aligning all of its products with Web Services (Java, WebSphere)  „Web Services Toolkit“ released to the public domain

15. Players Basically Everybody  XML and WS is being adopted as the future standard for systems intercommunication  SAP uses WS as interface to its system  OMG, EAN, … Standardization Associations  ebXML, OASIS, OMG, EAN, …  Basically every industry association

16. The Future

17. Hype or Revolution  Java (successful) –Slow adoption (Back-Office) –Early support from many players 19992000200120021996199719982004200320062005 Hype (Media) Adoption (Users)

18. Hype or Revolution  Webcasting “Marimba” (failure) –Fast adoption (Front-Office) 19992000200120021996199719982004200320062005 Hype (Media) Adoption (Users)

19. Hype or Revolution  Web Services (???) –Very slow adaptation (Back-office) –Even more support than Java 19992000200120021996199719982004200320062005 Hype Adoption

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