Kunskapsbaren 2011 Linköping - Att produktifiera mjukvara

Presentation of the presenters ,[object Object]

Presentation My background ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Presentation of Kristoffer Johansson ,[object Object]

Presentation Kristoffer Johansson My background ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction ,[object Object],[object Object],[object Object],[object Object],Introduction

Universal Business Goals ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Introduction

Few systems are overall unique ,[object Object],[object Object],[object Object],Basic Pro Enterprise A b c A b c d A b c d e Product Line Configuration Configuration Configuration Introduction

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],PL Basics

(software) Re-Use principles ,[object Object],2. The configuration method ,[object Object],/*************** * * source file * * created 1989-0 * by Karl Svenss * company ltd * /** _A /** _B /** _D /** _C /** a b c Config Process Single Source /** _D /** _C /** _B /** _A d Multiple Instances ” read-only” Reference: MS Word Help PL Basics

(software) Re-Use principles ,[object Object],2. The configuration method ,[object Object],/** _A /** _B /** _D /** _C /** a b c Config Process /** _D /** _C /** _B /** _A d What is the maintenance effort needed in the long term? /** _A /** _B /** _D /** _C /** _A /** _B /** _D /** _C /** a b c d /** a b c d /** _D /** _C /** _B /** _A /** _D /** _C /** _B /** _A Variants Versions PL Basics

Examples of copy-and-paste ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],PL Basics

Examples of SPL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],PL Basics

Basic components of a SPL architecture PL Basics Source: On Software Engineering, http://sftweng.wcorona.com

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],SW Build

Check-out Compile Execute Product Line repository %Source code pragma if alpha then good else bad endif 010011010 0110010 010110 000101011 1100010 0100010 0 SW Build Software production / build process

Binding Time (1) ,[object Object],Feature_A? Check Out Variant f Check Out Variant g Repository Check Out Yes No Build SW Build

Binding Time (2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],SW Build

Binding Time (3) ,[object Object],[object Object],SW Build

Binding Time overview SW Build Binding at Aspect Check-out-time Compile-time Run-time Creates Different source code variants Different object code variants Different instances Used for Reliable configuration Implementation oriented configuration Fast reconfiguration Example When security / IRP aspects is important Target / platform variation Reconfiguration at end-user site

Industrial usage of binding time ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],SW Build

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Organization

Organizational changes when adopting software product lines The three essentialls Source: www.sei.cmu.edu Organization

Organization for and ordinary production without software product lines Source: www.biglever.com Organization

Organization and production with an software product line Source: www.biglever.com Organization

Initiation: strategies, challenges and risks Source: www.sei.cmu.edu Organization

Initiation: strategies, challenges and risks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Organization ,[object Object],[object Object],[object Object],[object Object]

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Profits

Lightweight software product lines ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Profits

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Summary

Conclusions – Introducing and using product line approach ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Summary

Kunskapsbaren 2011 Linköping - Att produktifiera mjukvara

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