Many attempts have been made to increase the productivity and quality of software products based on software reuse. Software product lines are quite common in our daily lives, but before a product family. It is the requirements analysts perspective of the role of requirements. All tools used to engineer a system need to be used in a way to support this. Product flexibility is the anthem of the software marketplace, and product lines fulfill the. Pdf requirements engineering in software product line. A software product line is a portfolio of similar software based systems and products produced from a shared set of software assets using a common means of production. Additionally, the spl solution from ibm and biglever includes the ibm. We can share the common, managed set of software features that can satisfy the specific needs of a big task. Productfamily engineering, also known as productline engineering, is a synonym for domain engineering created by the software engineering institute, a term coined by james neighbors in his 1980 dissertation at university of california, irvine. In software product line development, requirements engineering processes and techniques are used to identify and characterize this dual nature of product line requirements and allocate them to potential member products based upon their commonality and variability. It is the requirements analysts perspective of the role of requirements engineering in a product line development.
Our research group has developed a prototype of a requirements engineering tool that supports the requirements engineering process for software product lines. These new tools promise to help manufacturers deliver new products and variations on existing products more efficiently, with higher quality and faster time to market. One orthogonal an uml class variability model diagram a state machine etc. Software product lines are a great way to achieve reusability when they are correctly implemented. Incose product line engineering international working group.
Requirements engineering and management for software. Product line requirements engineering can be differentiated from a single product requirement engineering because of the following reasons. The requirements can be obvious or hidden, known or unknown, expected or unexpected from clients point of view. An adequate tool support is needed to manage the feature models and to support the linkage to requirements. The process to gather the software requirements from client, analyze and document them is known as requirement engineering. There are also consequential changes to the tests for each changed module. Software product lines spls, or software product line development, refers to software engineering methods, tools and techniques for creating a collection of similar software systems from a shared set of software assets using a common means of production.
There are annual conferences dealing with product line engineering, e. System security in product line engineering beth wilson. Software product lines is an important strategy to minimize costs and timeto market, and maximize quality and productivity of the software. Systems and software product line engineering, abbreviated as product line engineering or ple for short, is defined as the engineering of a portfolio of related products using a shared set of engineering.
Requirements engineering for software product lines semantic. In the last years, a large number of methodologies and approaches have been proposed to support the development of software systems based on product line development. It is written by the product manager to communicate what you are building, who it is for, and how it benefits the end user. Unfortunately the requirements and feature models become very complex as well. A software product line spl can be defined as a set. A framework for software product line practice, version 5. Product line engineering is an evolving discipline that is using new tools and techniques to facilitate the manufacturing of the every day products we enjoy. A product line is defined as a family of similar products or systems with variations in features.
Requirements convey the expectations of users from the software product. By referring to a services variation points, a component that requires a specific service can list the requirements on the desired variant. You need to engineer requirements by connecting them to the. Although the term software product line engineering is becoming more widely known, there is still uncertainty among developers about how it would apply in their own development context. Software product line spl engineering refers to the engineering and management techniques to create, evolve, and sustain a software product line. Overview of requirements engineering process for software. Biglevers industrystandard gears product line engineering tool and lifecycle framework allows you to develop, deliver and evolve your product line, smoothly and efficiently, through each stage of the lifecycle from requirements to design, implementation, testing, delivery, maintenance and evolution. Requirements engineering and management for software product. A requirements engineering re process is important to reduce the risks involved in. Software product line practice is one such approach, one that focuses on developing a family of products which have a majority of features in common.
Requirements management requirements software jama. What, why, who, when, and how by linda westfall key words. Software product line engineering with feature models. An introductory textbook on this topic is by pohl et al. This can be accomplished by reusing components, applying proper change management across different variants, and leveraging automation.
Mar 17, 2020 the goal is to integrate with existing engineering tools and make them more product line aware. Ple in context drew stovall biglever insight magazine junejuly 2020 issue. Software product line engineering foundations, principles. A product line is a set or group of products that have a. The ibm rational solution for systems and software engineering. Although the term software product line engineering is becoming more widely known, there is still uncertaintyamong developers about how it would apply in their own development context. Abstractsoftware product line has been recognised as an important paradigm for software systems engineering. Systems and software product line engineering, abbreviated as product line engineering or ple for short, refers to the engineering of a portfolio of related products using a shared set of engineering. Requirements engineering for software product lines icunicamp. Pdf requirements engineering for software product lines. Vander alves a, nan niub, carina alves c, george valenca c.
Requirements engineering for software product lines. Security requirements engineering process for software. Requirements engineering for systems and software product. Product line management white paper december 2009 requirements engineering for systems and software product lines. Iso 26580 standard methods and tools for the featurebased approach to systems and software product line engineering. Inthis article we tackle this problem by describing the design and automatedderivation of the product variants of a software product line using an easy to. A product line is a set or group of products that has a majority of features in. Systems and software product line engineering, abbreviated as product line engineering or ple for short, refers to the engineering of a portfolio of related products using a shared set of engineering assets and an efficient means of production.
Requirements engineering and management for software product line. A coffin bed adjusting apparatus for providing both elevation and tilt adjustments to a coffin bed in a burial casket. Salary estimates are based on 30 salaries submitted anonymously to glassdoor by product line engineer employees. The majority of the current product line practices in requirements engineering do not adequately address security requirements engineering despite the fact that security requirements. In this article we tackle this problem by describing the design and automated derivation of the product variants of a software product line using an easy to. A requirements engineering process for software product lines. Biglevers industrystandard gears product line engineering tool and lifecycle framework allows you to develop, deliver and evolve your product line, smoothly and efficiently. Strategic reuse helps you gain efficiencies across the entire product development lifecycle. Theories about the product line paradigm aly ready exist for. A familybased software development process weiss, david m. All tools used to engineer a system need to be used in a way to support this approach including requirements, architecture, design, verification and validation, coding, configuration management, etc. Software product line engineering sple exploits the common properties of software systems to increase the level of reuse. The requirements engineering for software product lines was studied by chethana kuloor and armin eberlein 2 said. You need to engineer requirements by connecting them to the product lifecycle, so everyone makes product decisions based on the correct, configured set of requirements.
Define, manage, and validate complex systems requirements while eliminating the risks and inefficiencies associated with documents and legacy systems. Productfamily engineering pfe, also known as productline engineering, is a synonym for domain engineering created by the software engineering institute, a term coined by james neighbors in his. A product line is a set of products that together address a particular market segment or fulfill a particular mission. Requirements engineering for systems and software product lines. Requirements management requirements software jama software. It encompasses the elicitation, analysis, specification, and verification1 of the requirements for a product line. In software product line development, requirements engineering processes and techniques are used to identify and characterize this dual nature of product line requirements and. Therefore, requirements engineering tools and methods are to be considered both engineering processes, namely domain requirements engineering, and application requirements engineering. Requirements engineering in software product line engineering. The work product is built as an output of the requirement engineering and that is accessed for the quality through a validation step.
Software engineers can share different assets among all the software available in the respective product line. Product line requirements engineering in the context of. Requirements define products that customers will buy, but its not enough to simply manage requirements. Software product lines spls, or software product line development, refers to software engineering methods, tools and techniques for creating a collection of similar software systems from a shared set. It is often confused with a market requirements document mrd, but they are different. Software product line engineering are you interested in producing software products or softwareintensive systems at lower costs, in shorter time, and with higher quality. Filter by location to see product line engineer salaries in your area. Product family engineering pfe, also known as product line engineering, is a synonym for domain engineering created by the software engineering institute, a term coined by james neighbors in his 1980 dissertation at university of california, irvine. Product line analysis is requirements engineering for a product line of softwareintensive systems. Building a requirements engineering methodology for software. Requirements engineering drives compliant product development.
Product flexibility is the anthem of the software marketplace, and product lines fulfill the promise of tailormade systems built specifically for the needs of particular customers or customer groups. Abstract software product line has been recognised as an important paradigm for software systems engineering. A software product line is a portfolio of similar softwarebased systems and products produced from a shared set of software assets using a common means of production. Sample product requirements document prd template aha. Requirements engineering in feature oriented software product. In the last years, a large number of methodologies and approaches have been. Nowhere else in software engineering have we seen such breathtaking improvements in cost, quality, time to market, and developer productivity, often registering in the orderofmagnitude range. Several processes and techniques have been developed to assist requirements engineering activities.
This process is known as productfamily engineering. Software product lines represent perhaps the most exciting paradigm shift in software development since the advent of highlevel programming languages. Software product management is a growing discipline for understanding how to productize and align software with company strategy, how to evolve software, and how to coordinate product stakeholders. Product q requires changes to the stakeholder requirements and consequen tial changes to the systems requirements, which in turn change requirements of subsystem b. Software product families have already been proposed by parnas in 1976 1. Requirements engineering in feature oriented software. Salary estimates are based on 30 salaries submitted anonymously to glassdoor. Accurately capture and communicate requirements, goals, progress, and interdependencies to remove friction throughout the development process. Software product lines are quite common in our daily lives, but before a product family can be successfully established, an extensive process has to be followed. The goal is to integrate with existing engineering tools and make them more product line aware. A product requirements document prd defines the value and purpose of a product or feature.
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