These materials are prepared only for the students enrolled in the course Distributed Software Development (DSD) at the Department of Computer Science and Engineering, University of Mälardalen, Västerås, Sweden and at the Faculty of Electrical Engineering and Computing, University of Zagreb, Croatia (year 2010/2011). For all other purposes, authors’ written permission is needed! The purpose of these materials is to help students in better understanding of lectures in DSD and not their replacement! NOTICE!

Distributed Software Development

Public Transportation System Product Line Augustin Petrović, Manish Kungwani

Overview Requirements Definition (Augustin Petrović) –Requirements description –Use cases –Requirement dependencies Design Description (Manish Kungwani) –Project Scope –Software Architecture

Requirements description (Non-functional requirements) Product line –3 or 4 instances with at least one based on real public transportation system Use of agile process Model-driven development –Umple Test-driven development

Requirements description (Functional requirements) Definition of domain entities –Atoms and atomic functions Schedules and timetables Passenger assistance Actual timing and vehicle position tracking Emergency and exception handling –Vehicle rerouting and replacement Future development

Use cases (Domain atoms)

Use cases (Schedules, actual timing and passenger assistance)

Use cases (Exception and emergency handling)

Requirement dependencies

Project Scope The Core of the Product Line Storage Mechanism User Interface: –Simulations and Results –Passenger Access Not in the system: –Vehicle Tracking Module –Hardware Modules

Software Architecture Layered Architecture Replaceable And Independent Layers Somewhat Factory method pattern No environmental specifics Component Interaction will be instance specific We will use: -Umple -Java -Eclipse

Thank You! Any Questions or Queries?