Keywords software architecture, qualitydriven software architecture development, model. Management tools business process reengineering bain. If clients arent responding to your feedback requests, there may be a problem. Driven software architecture reconstruction qadsar approach where this. Model driven techniques have proven useful not only as regards developing new software applications but also the reengineering of legacy systems. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Meanwhile, in the software development domain, quality assurance is being achieved, focusing on the socalled qualitydriven intraorganizational development cycle, including quality principles 1. Ieee xplore, delivering full text access to the worlds highest quality technical literature in engineering and technology.
From this preliminary work, we present a software architecture recovery process that is based on the modeling of the business processes supported by the software. Citeseerx abstract qualitydriven software reengineering q. In this article, cynthia dzikiti explains how quality should be part of all aspects of the software lifecycle. Alan yeonhoon park quality engineer hanwha q cells.
Section 5 reports on our efforts to catalogue performance and maintainability qualities as well as relevant architectural transformations using the nfr framework. Track employee performance, and see what areas where they excel and struggle. Jackson structured programming were driven by required. Citeseerx document details isaac councill, lee giles, pradeep teregowda. The majority of the reverse engineering tools proposed in literature are based. High level1 is reengineering and level2 is forward engineering, reverse engineering and restructuring. Over the past few years, legacy system reengineering has emerged as a business critical activity. This research introduces an automation model for qualitydriven software architecture. Bpr aimed to help organizations fundamentally rethink how they do their work in order to improve customer service, cut operational. Reengineering helps organisations make noticeable changes in the pace and quality of their response to customer needs i.
In this section, we further discuss the concept of quality driven reengineering and techniques that can be used to build the quality driven migration process as originally presented in 24, 26. A software transformation framework for qualitydriven object. Qualitydriven software reengineering journal of systems and. The concept, introduced by michael hammer and james champy in their 1994 business bestseller reengineering the corporation, 1 refers to the fundamental rethinking and redesign of organizational processes in order to achieve dramatic improvements. Quality driven software does not offer a free trial. A software transformation framework for qualitydriven.
Section 3 discusses the proposed quality driven software reengineering process. Model driven engineering mde emphasizes the systematic use of models to improve software productivity and some aspects of the software quality such as maintainability or interoperability. An empirical approach for software reengineering process with. It is difficult to draw a clear cut line between these two terms. Software architecture refers to the fundamental structures of a software system and the. Quality driven software migration of procedural code to. Qualitydriven software reengineering sciencedirect.
An empirical approach for software reengineering process with relation to quality assurance mechanism software development advances focus on productivity of existing software systems and quality is the basic demand of every engineering product. On the role of design patterns in qualitydriven reengineering. This paper focuses on factors that affect the quality of software architectures and. Bridging the gap between requirements engineering and.
Then, the transformations for the design patterns in the gof book are defined as a composition of these primitive. Other approaches to refactoring include qualitydriven reengineering approaches 22, where basic transformations are used to compose more complex ones based on their relation to specific soft. Coupling and cohesion on the other hand are quality attributes which are generally recognized as being among the most likely quantifiable indicators for software maintainability. Quality driven transformation framework for object oriented. Business process reengineering bpr is a business management strategy, originally pioneered in the early 1990s, focusing on the analysis and design of workflows and business processes within an organization. Jan 25, 2018 quality driven software development while software is among the most widely used products in human history, it also has one of the highest failure rates due to poor quality. Quality driven software customer satisfaction software. It helps maintainability by reducing complexity, but may hurt. Business process reengineering bpr is the analysis and redesign of workflows within and between enterprises in order to optimize endtoend processes and automate nonvalueadded tasks.
It involves making decisions about a number of interdependent design. Now these entered the world of software and are well suitable for software systems. Software reengineering consists of a set of activities intended to restructure a legacy system to a new target system that conforms with hard and soft quality. Check out what some of our fans have to say about using quality driven software with their business. State, s0, represents the original software system. Pdf improvement in quality of software architecture via enhanced. Reverse logistics process reengineering, improving customer service quality 1mohamed m. Much older management approaches tied more directly to operational practices were embedded in the reengineering methodology or used in its implementation, including total quality management tqm, continuous improvement, and the toyotaled concept of the lean corporation based on justintime deliveries, effective operational clustering, and. Pdf a qualitydriven systematic approach for architecting. Quality driven transformation compositions for object. Reengineering, recovery and modernization of legacy systems. Design patterns have been widely adopted and well investigated by the software.
This work presents a framework for providing quality based reengineering of objectoriented systems tahvildari, 2003. Moving towards quality attribute driven software architecture. Model driven reengineering with the fields of re structuring. These techniques include the classification of software quality characteristics, softgoal dependency graphs, and software metrics. These transformations can be applied as a series of the iterative and incremental steps to the source code. A case study of modernizing a sales management system using list data structure. This paper presents a framework that allows specific nfr such as performance and maintainability to guide. Quality requirements for the migrant system can be encoded using softgoal interdependency graphs and be associated with specific software transformations that need to be carried out for the specific target quality requirement to be achieved. Business process reengineering in a six sigma world. A software transformation framework for qualitydriven objectoriented reengineering ladan tahvildari and kostas kontogiannis dept. This method, which is close to the unified process for software development, works both top down from the domain concepts to the software artifacts and. The company had an existing dmaic approach to project execution when the root cause is unknown and coupled that with the bpr principal of evaluating endtoend key processes from the customer.
The objective of quality driven reengineering is to provide a. In this lesson, we will learn about that school of thought and how it evolved. Business process reengineering involves the radical redesign of core business processes to achieve dramatic improvements in productivity, cycle times and quality. Raybiztech provides legacy application reengineering services, software reengineering, legacy systems, its application reengineering and integration services is well equipped to provide the muchneeded it support to its valued customers to achieve their business goals. Quality driven transformation compositions for object oriented migration ying zou, kostas kontogiannis dept.
Reengineering concepts what is software reengineering. Reengineering article about reengineering by the free. Bridging the gap between requirements engineering and software architecture. Maintenance and reengineering terms are closely coupled with each other. Qualitydriven software refactoring refactoring is a technique to reveal hidden structure of the system. Unfortunately, refactorings concentrate on the treatment of symptoms the so called codesmells, thus improvements depend a lot on the skills of the maintainer. Such requirements for the migrant system are modeled using softgoal interdependency graphs and are associated with specific software transformations. This paper presents a framework that allows specific nfr such as performance and maintainability to guide the reengineering process. Qualitydriven software development while software is among the most widely used products in human history, it also has one of the highest failure rates due to poor quality. Citeseerx citation query qualitydriven software re. The framework allows for specific design and quality requirements.
Improvement in quality of software architecture via enhancedpattern driven. Section 4 presents the nfr framework to model software. Software architecture recovery or reconstruction, or reverse engineering includes the methods, techniques, and. Quality is remembered long after price is forgotten. Software reengineering has been identified as a business critical activity to improve legacy systems in industries. A recent business process reengineering effort at a large financial institution saw the wisdom of leveraging dmaic within the companys bpr effort. Qualitydriven objectoriented reengineering framework. Process reengineering is the examination, study, capture, and modification of the internal mechanisms or functionality of an existing process or systemsengineering life cycle, in order to reconstitute it in a new form and with new functional and nonfunctional features, often to take. That single thought is driven by the quality school of management.
Section 4 presents the nfr framework to model software qualities and their interdependencies. We can say if the reengineering process produces quality attributes, then it can be. Reengineering can also be considered at the levels of an organizational process. Qualitydriven software architecture model transformation. As organizations reassess their ability to compete in the 1990s, many are turning to the management tool known as reengineering. Software reengineering consists of a set of activities intended to restructure a legacy system to a new target system that conforms with hard and soft quality constraints or nonfunctional requirements, nfr. Pdf model driven reengineering with the fields of re. A software transformation framework for quality driven objectoriented reengineering ladan tahvildari and kostas kontogiannis dept. On the application of modeldriven engineering in data. A problemoriented and quality driven method azadeh alebrahim auth. First, a catalogue of design motifs primitive design pattern transformations is presented. Meanwhile, in the software development domain, quality assurance is being achieved, focusing on the socalled quality driven intraorganizational development cycle, including quality principles 1.
This paper presents a methodology for the development of a quality driven reengineering framework for objectoriented systems. To a large extent, it involves maintenance activities. These terms came from the world of hardware objects. Pdf qualitydriven software reengineering john mylopoulos academia. Understanding predictive repairing corrective improving perfective evolving adaptive related topics qualitydriven software engineering ilities, quality. In business process reengineering, companies start with a blank sheet of paper and rethink existing processes to deliver more value to the customer. A qualitydriven reengineering lifecycle and process establish a context for the framework, which has three parts. Requirementsdriven software reengineering framework ieee.
The ultimate guide to business process reengineering. This book systematically identifies the lack of methodological support for development of requirements and software architecture in the stateoftheart. A quality driven reengineering lifecycle and process establish a context for the framework, which has three parts. Pdf architecting distributed software applications is a complex design activity.