1. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 1/9 MARVIN Lisbon Meeting 99 UML combined with eEPC qobject oriented software development qdifferent tasks of UML and eEPC qwhy the eEPC? qwhat is the eEPC? qan example

2. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 2/9 MARVIN Lisbon Meeting 99 Procedural model for object oriented application development

3. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 3/9 MARVIN Lisbon Meeting 99 Descriptive levels of an information system

4. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 4/9 MARVIN Lisbon Meeting 99 MARVIN UML models mapped to the description levels

5. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 5/9 MARVIN Lisbon Meeting 99 Why the eEPC? qeEPC is a process description modeling method qdescribes the whole process qcan be designed from different points of view qis easy to understand qallows a effective transaction with the end user qis a very common and experienced method

6. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 6/9 MARVIN Lisbon Meeting 99 UML and eEPC to describe the MEIT

7. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 7/9 MARVIN Lisbon Meeting 99 time abstraction level Process Modeling Process Modeling Final (detailed) UML Models Final (detailed) UML Models implementation start Bottom Up UML Modeling Bottom Up UML Modeling Top Down UML Modeling Top Down UML Modeling Further modeling

8. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 8/9 MARVIN Lisbon Meeting 99 Elements of the eEPC Event Process interface Function Organisational unit AND operator Application system type OR operatorDocument XOR operator Application system FileCluster

9. © Institut für Wirtschaftsinformatik, Universität des Saarlandes 1999Markus Wittmann 9/9 MARVIN Lisbon Meeting 99 an example Request detailed information from ship crew FAX Pager/SMS Check if steel structure is damaged Steel structure is damaged Steel structure is not damaged Request additional information from Class Society ERC is informed MIT ERC