Jul 28, 2012 diversity is prevalent in modern software systems to facilitate adapting the software to customer requirements or the execution environment. It consists in building a common platform from which a set of products can be derived. We illustrate these ideas using an automotive example and raise research questions for the community. Detecting regression bugs in software evolution, analyzing sidechannels in programs and evaluating robustness in deep neural networks dnns can all be seen as instances of differential software analysis, where the goal is to generate diverging executions of program paths. Feature orientedsoftwaredevelopment isaparadigmforthe.
Evolving legacy system features into finegrained components. Assuming that the hypothesis holds, we argue that featureoriented software evolution relying on automatic traceability, analyses, and recommendations reduces existing challenges in understanding and managing evolution. Software reuse and evolution with generative techniques tutorial summary krzysztof czarnecki university of waterloo 200 university ave. Aspectoriented software developementback cover copycoverage includes using aosd to streamline complex systems development without sacrificing flexibility or scalability how aosd builds on the objectoriented paradigmand how its different stateoftheart best practices for the aosd development process languages and foundations. Feature oriented software development fosd is a paradigm for the construction, customization, and synthesis of largescale software systems. Deltaoriented programming dop provides a technique for implementing software product lines based on modifications add, remove, modify to a core program.
A dspl integrates both variability in time and space in a unified conceptual framework. In this survey, we give an overview and a personal perspective on the roots of fosd, connections to other software development paradigms, and recent developments in this field. Higherorder delta modeling for software product line evolution. An overview of featureoriented software development sven apel, department of informatics and mathematics, university of passau, germany christian k. Featureoriented software development fosd is a paradigm for the construction, customization, and synthesis of largescale software systems. Evolving legacy systems by locating system features using. Towards assessing the complexity of object migration in. We propose a novel evolution methodology that integrates the concepts of features and componentbased software engineering cbse. Fosd15 group picture the 7th meeting on featureoriented software development attracted 48 people from brazil, canada, denmark, germany, france, norway, spain, sweden, usa, and austria. In proceedings of the international workshop on variability modelling of softwareintensive systems vamos, pages 95102. Evolution of software product lines is a complex task because it has two levels. Whitepapers and tutorials on practical application with commercial tools. A feature is a semantically cohesive unit of behavior of a software system.
We focus on your technology needs, so you can focus on your business. Featureide is an opensource framework for featureoriented software development fosd based on eclipse. Fullfeatured hris solution evolution advanced hr is a fullfeatured hris solution that offers a unique combination of employee collaboration and traditional workforce management. However, there is no empirical evidence to support this claim. Feature interactions are a key issue in feature oriented designs. Software developers are expected to translate such featureoriented requests into system design. Our personal attention to detail produces the results you want. Introduction to software evolution 33 spaghetti code start.
Dynamic software product lines dspl constitute a promising approach for developing highlyconfigurable, runtimeadaptive systems in a feature oriented way. Premium finance software for internal daily operations that links to the cloud. This chapter gives a brief overview of neo4js architecture by focusing on three fundamental concepts. Each feature can refine classes and methods of another feature. Allows cloud access for policyholders and your agents. Aspect oriented software development describes a number of approaches to software modularization and composition including, in order of publication, reflection and metaobject protocols, composition filters, developed at the university of twente in the netherlands, subject oriented programming later extended as multidimensional separation of concerns at ibm, feature oriented. The fosd meeting is an informal meeting designed to bring together researchers working on feature oriented software development fosd. Featuremodelguided online learning for selfadaptive systems andreas metzger, clement quinton, zolt. It is often assumed that the use of featureoriented programming is better than other variability mechanisms for implementing software product lines spls. Feature oriented programming fop is a programming technique based on composition mechanisms, called refinements.
Featureoriented variability management in product line. Pdf on the evolution of software and systems product line. Featureoriented programming fop is about synthesizing programs in software product lines batory et al. Feature orientation, as such, has been used extensively for product line engineering both in industry and academia, after the software engineering institute first introduced featureoriented domain analysis foda as early as in 1990. A software product line is defined by its features that describe common and variable functionalities of a system 1012. It is often assumed that the use of feature oriented programming is better than other variability mechanisms for implementing software product lines spls. A practical guide to featuredriven development guide books. It started in 2009 and has since evolved and expanded in what now is an international event. Learning to support derivation of adaptable products in. Evolving legacy system features using regression test. Modeling interactions in feature oriented software designs.
In computer programming, feature oriented programming fop or feature oriented software development fosd is a programming paradigm for program generation in software product lines spls and for incremental development of programs. Fosd 2015 is organized with support from the province of upper austria and the christian doppler laboratory mevss. Regarding software changes, in the last years more and more approaches were made in feature oriented software evolution and changes. Aspectoriented software development describes a number of approaches to software modularization and composition including, in order of publication, reflection and metaobject protocols, composition filters, developed at the university of twente in the netherlands, subjectoriented programming later extended as multidimensional separation of concerns at ibm, feature oriented. We collect information about a legacy systems features through interviews with key developers, users of the system and analyzing the existing regression test cases. The focus of this survey is on the state of the art application of features in the emerging research fields. Get timeon, timeoff, time, setting, temp, switch if switch off goto off if switch on goto on goto cntrld off. Feature oriented programming fop is about synthesizing programs in software product lines batory et al. International workshop on featureoriented software development. Fosd meeting 2015 christian doppler laboratory monitoring. Software developers are expected to translate such feature oriented requests into system design.
International workshop on featureoriented software. Software product line engineering is a large scale development paradigm based on mass production. The authors distill the concepts and principles underlying the field with remarkable clarity, providing a muchneeded foundation for the field. Ship them straight to your home or dorm, or buy online and pick up in store.
In computer programming, featureoriented programming fop or featureoriented software development fosd is a programming paradigm for program generation in software product lines spls and for incremental development of programs. Proceedings of the first international work shop on feature. Feature oriented software development research usecases are often found in the software product line engineering sple community, where fosd is one emerging field of implementation techniques. Foda feature oriented domain analysis in common by. A feature interaction occurs when one or more features modify or influence other features 14.
The common acronym abbreviationslang foda means feature oriented domain analysis. Appropriate means and organizational structures are required to deal with the additional complexity introduced by software variability. However, dealing with such features is a tremendous challenge for different software paradigms, particularly componentbased software development cbsd where components can be used as black box software units. Feature models were first introduced in the feature oriented domain analysis foda method by kang in 1990. We collect information about a legacy systems features through interviews with key developers, users of the system and analyzing the existing regression test c ases. Mass email marketing for any industry made easy from your computer.
Concepts and implementation while standardization has empowered the software industry to substantially scale software development and to provide affordable software to a broad market, it often does not address smaller market segments, nor the needs and wishes of individual customers. Features are used for the specification of commonalities and variabilities of software systems. If you are looking for firstclass software and development services, you have come to the right place. Abstracta selfadaptive system can modify its own structure and behavior at runtime based on its perception of the environment, of itself and of its requirements. Software reuse and evolution with generative techniques. Fosd feature oriented software development meeting 2017. Unfortunately, such modifications can introduce errors into a program, especially when type signatures of classes are modified in a nonmonotonic fashion. Featureoriented programming fop is a programming technique based on composition mechanisms, called refinements. Dynamic software product lines dspl constitute a promising approach for developing highlyconfigurable, runtimeadaptive systems in a featureoriented way. Feature models were first introduced in the featureoriented domain analysis foda method by kang in 1990.
We propose a novel evolution method ology that integrates the concepts of features and componentbased software engineering cbse. On the use of featureoriented programming for evolving. Evolution, since 1979, is a progressive and dynamic insurance premium financing software development company that supplies insurance premium finance software solutions, auto warranty software solutions, premium billing software and superior support tools that markets highperformance enterprise finance and billing solutions using 2016 technology. Evolution, inc insurance premium finance warranty software. The ahead toolsuite batory, 2004 is a javabased implementation of fop, in which separate files are used to express class refinements. An overview of featureoriented software development. Evolution payroll evolution can support payroll entries from employers anywhere with internet access via evolution s proprietary saasbased system. Featureide is an opensource framework for feature oriented software development fosd based on eclipse. This investigation extends our preliminary work 22 and focuses on the evolution of two software product lines, called webstore and. Since then, feature modeling has been widely adopted by the software product line community and a number of extensions have been proposed. Their combined citations are counted only for the first article. Towards featureoriented variability reconfiguration in dynamic software product lines. The fosd meeting is an informal meeting designed to bring together researchers working on featureoriented software development fosd. Featureoriented software development research usecases are often found in the software product line engineering sple community, where fosd is one emerging field of implementation techniques.
From the fact that features provide a common ground to all stakeholders, we derive a hypothesis that changes can be effectively managed in a featureoriented manner. Connection between layer stacks and transformation compositions. It is the ability to create system variants for di. The key idea of featureoriented software development fosd is to emphasize the similarities of a family of software systems for a given application domain e. Featureoriented software development a short tutorial on featureoriented programming, virtual separation of concerns, and variabilityaware analysis. Under the constraints of continuous evolution and costs optimization, the derivation process must be able to answer customers requirements and provide. Christiankastner1 andsvenapel2 1 philippsuniversitymarburg,germany 2 universityofpassau,germany abstract. Two executions are said to be diverging if the observable. Features distinguish di erent members of the family. Regarding software changes, in the last years more and more approaches were made in featureoriented software evolution and changes.
Diversity is prevalent in modern software systems to facilitate adapting the software to customer requirements or the execution environment. On the evolution of software and systems product line standards. Passos l, czarnecki k, apel s, wasowski a, kastner c and guo j featureoriented software evolution proceedings of the seventh international workshop on variability modelling of softwareintensive systems, 18. Fortunately, dealing with crosscutting features is the main focus of aspectorientation ao. Ds profile on linkedin, the worlds largest professional community. Feature engineering addresses the understanding of features in software systems and defines mechanisms for carrying a feature from the problem domain into the solution domain 29.
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