Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Chapter 6 Requirements

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Introduction Requirement Management is a systematic approach to: –Eliciting, organizing, and documenting the requirements of the system –Establishing and maintaining agreement between the customer and the project team on the system’s changing requirements Requirement Artifacts –Use Case Model –Supplementary Specification –Glossary

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Requirements and Iterative Development

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Requirements Overview Two workflow details: 1.Define the System –The scope of the system is established and documented in the use-Case Model –Concentrates on the requirements “big Picture” 2.Refine the System Definition –Concentrates on the details of the Use Cases being addressed in the current iteration, and on refining the overall system definition, where neccessary

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Requirement Discipline Overview Diagram

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Workflow detail: Define the system Objectives: –To initially define what is to be included in the system, and what is not –Activity: Capture a Common Vocabulary Find Actors and Use Cases Prioritize Use Case Review the requirements

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Define the System Workflow Detail Overview Diagram

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Capture a Common Vocabulary Overview: –To define a common vocabulary that is used during the development of the system Input Artifacts: –Use-case Model –Vision Resulting Artifacts: –Glossary Steps: –Identify Common Terms

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Find Actors and Use Cases Overview: –To define the scope of the system by describing what will be handled by the system what will be handled outside the system Who and what will interact with the system Input Artifacts: –Glossary –Use-case Modeling Guidelines –Vision Resulting Artifacts: –Supplementary Specifications –Use Case Model

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Find Actors and Use Cases (2) Steps: –Find actors –Find use cases –Collect supplementary requirements –Describe how actors and use Cases Interact –Package Use Cases and Actors

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Online Auction Application Actors

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 “Actors” Package in the Use Case Model Structure

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 “Use Cases” Package in the Use Case Model Structure

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Interaction between Initial Actors and Use Cases in the Online Auction Application

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Prioritize use Cases Overview: –To define the relative priority of the Use Cases, which then drives the content and planning of the iterations Input Artifacts: –Risk List –Software Architecture Document –Use-case Model –Vision Resulting Artifacts: –Use Case Priority List –Software Architecture Document Steps: –Prioritize the Use Cases –Update the Software Architecture Document

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Review the Requirements Overview: –To review the common terms, system scope, and relative priorities before detailing the system requirements Input Artifacts: –Glossary –Risk List –Supplementary specification –Use-case Model –Use-case Modeling Guidelines –Use Case priority List –Vision Resulting Artifacts: –Change Request –Review Record Steps: –Conduct the Review

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Workflow detail: Refine the System Definition Objectives: –Refining the initial system definition to gain a deeper understanding of the requirements –Primary Output: A detailed set of Use Cases A refined Supplementary Specification (possibly) A restructured Use-Case Model

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Refine the System Definition Workflow Detail Overview Diagram

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Detail a Use Cases Overview: –To add a detailed content to the use-case description Input Artifacts: –Glossary –Supplementary Specification –Use-case Model –Use-case Modeling Guidelines –Vision Resulting Artifacts: –Supplementary Specifications –Use Case Model

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Detail a Use Cases (2) Steps: –Detail the flows of events of the use cases –Describe the special requirements of the use case –Describe preconditions of the use case –Describe postconditions of the use case

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Use Cases Specification in the Use Case Model Structure

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 “Close Auction” Use Case Local Use Case Diagram

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Structure the Use Case Model Overview: –To extract common, optional, and exceptional behavior from existing Use Cases and create new Use Cases –Additional actors may also be identified –This activity is optional Input Artifacts: –Glossary –Supplementary Specification –Use-case Model –Use-case Modeling Guidelines

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Structure the Use Case Model (2) Resulting Artifacts: –Use Case Model Steps: –Structure the Use Cases –Structure the Actors

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 An Include Relationship Between Use Cases

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 An Extend Relationship Between Use Cases

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Generalized Actor in the Online Auction Application

Source: Peter Eeles, Kelli Houston, and Wojtek Kozaczynsky, Building J2EE Applicationa with the Rational Unified Process, Addison Wesley, 2003 Prepared by Agus Widodo D2098 Activity: Review the Requirements Overview: –To review the detailed requirements before moving on to the analysis of these requirements Input Artifacts: –Glossary –Supplementary specification –Use-case Model –Use-case Modeling Guidelines –Vision Resulting Artifacts: –Change Request –Review Record Steps: –Conduct the Review