1. A DAPT IST-2001-37126 Demonstrator Specification Stuart Wheater Arjuna Technologies Ltd., UK

2. A DAPT Deliverables Month 18 –Demonstrator specification (D17) Month 30 –Demonstrator basic service (D18) –BS middleware (D13) –CS middleware (D14) Month 36 –Demonstrator (D20)

3. A DAPT Purpose Demonstrator Specification –Communicate expectation between partners –Indicate to commission/reviews our plans Demonstrator –Check integration of BS and CS middleware and tools –Show results of project at final review –Input to evaluation

4. A DAPT What the Demonstrator Needs to Show? BSCS Transaction semantics Performance properties Servlet replication support Composition language Adaptability support EJB replication support Database replication support Interaction constraints Composition tools BioOpera DECS Advanced transaction management Analysis tools

5. A DAPT Design Time? BSCS Transaction semantics Performance properties Servlet replication support Composition language Adaptability support EJB replication support Database replication support Interaction constraints Composition tools BioOpera DECS Advanced transaction management Analysis tools

6. A DAPT E-Services Based Holiday Planner Services –Holiday planner Composite service –Transport supplier Basic service –Hotel chain Basic service –Insurance broker Composite service –Insurance supplier Basic service Holiday Planner Transport Supplier Hotel Chain Insurance Broker Insurance Supplier

7. A DAPT Service Implementations Multiple service implementations –Different behavior and interface Synchronous Asynchronous –Different transactional behavior Deployed over multiple clusters of machines HP TS1 TS2 HC1 HC2 HC3IB2IB1 IS1IS2IS3

8. A DAPT Demonstrator Scope and Effort Standard web services (10% effort) J2EE + Web services platform (including ADAPT replication enhancements) ADAPT basic service platform ADAPT basic web services (70% of effort) ADAPT composite service platform ADAPT composite web services (20% effort)

9. A DAPT Document Structure Introduction –Purpose –Overview Service specifications –Behavior –WSDL Target platform details –Standards versions J2EE, JAX-RPC, … –Software versions JDK, JBoss, OS, …

10. A DAPT Problems Not very interesting “Travel planning” bit of a cliché Could look artificial and unrealistic