The qualitydriven model transformation relies on the fact that the functionality of the system can be implemented with a wide variety of. Section iii presents information about the quality criteria, metrics to evaluate, and guidelines for a quality driven model transformation. The ultimate goal of qamt is to multiply the productivity of individual software modellers with advanced modelling tools. Applying a twostep model refinement transformation, the approach. Architecture which includes support for software architecture quality control and resources requirements. Verifying that a software system has certain nonfunctional properties is a primary concern in many engineering fields. A software transformation framework for qualitydriven object. However, the biggest change was moving to riak, a distributed. Most of the existing model transformation processes focus on the functionalities of systems, giving less importance to the qa, also known as nonfunctional requirements or ilities 8. He focuses on transformations at the platform independent level of abstraction but is. Each structure comprises software elements, relations among them, and properties of both elements and relations.
Quality driven software architecture model transformation qamt denotes changing an architectural model according to changing or varying quality properties, wherein a quality property is a nonfunctional interest of one or more. Transformation rules are modeled as ocl expressions and can be sequentially composed to form a full migration process path. Quality aware software architecting extends model and quality driven architecture design and evaluation with the means of a knowledge engineering discipline in order to increase the use of existing design knowledge in the development of complex software intensive systems. Qualitydriven multiobjective optimization of software. Model driven approach to software architecture design. A software transformation framework for qualitydriven. A notable exception are the guidelines for quality driven model transformations 9, in which quality is introduced. Introduction software evolves in reaction to various environmental. The main contribution of this work is the presentation of five recently approaches based on the definition of a framework which applies. Home conferences icse proceedings shark 09 model driven approach to software architecture design.
Industrial processes modelling and simulation of 558. A software transformation framework for qualitydriven objectoriented reengineering ladan tahvildari and kostas kontogiannis dept. Karlsruhe series on software design and quality sdq kit. He focuses on transformations at the platform independent level of abstraction but is mainly concerned on how the architecture model needs to be modi ed accordingly to changes or variations in the. This research introduces an automation model for qualitydriven software architecture model transformation. The traditional role of the enterprise architecture team has been to develop a holistic companywide model that aligns the it strategic plan with the companys business strategy, processes and information assets. Model transformation for multiobjective architecture. This research introduces an automation model for quality driven software architecture model transformation. Software architecture refers to the fundamental structures of a software system and the. A new approach for quality management in pervasive.
Model driven architecture mda is a software engineering approach that promotes the use of models and model transformations as primary development artifacts. According to womack, the best buy transformation introduced ci and deployment tools such as chef and jenkins. Besides, matinlassi 17 aims automation of his quality driven architecture model transformation approach. The design guidelines are defined in the context of a multimodeling approach which, unlike conventional transformation processes that only use source models as input to apply transformations, also uses two additional models. Design guidelines for the development of qualitydriven. Enterprise architecture in a digital world by randy l. Computer systems are used in many critical applications where a failure can have serious consequences loss of lives or property. The model viewcontroller mvc structure, which is the standard software development approach offered by most of the popular web frameworks, is clearly a layered architecture. Computer independent model cim, platform independent model pim, and platform specific model psm, and proposes the software development as a process of elaboration and transformation of the models according to. This paper proposes a generic qualityaware transformation process to support the adaptation of software architectures. A framework for software architecture refactoring using. Quality driven transformation compositions for object. Quality driven model transformation is a horizontal transformation where varying quality attributes of a software product are the driving force for transformation. Model transformation is a common approach to adapt the componentbased architecture of software systems 20.
Modeldriven architecture mda is a software engineering approach that promotes the use of models and model transformations as primary development artifacts. Towards quality driven exploration of model transformation spaces. Qualityaware architectural model transformations in. Besides, matinlassi 17 aims automation of his qualitydriven architecture model transformation approach. Exploring approaches of integration software architecture. Each view addresses a set of system concerns, following the conventions of its viewpoint, where a viewpoint is a specification that describes the notations, modeling, and analysis techniques to use in a view that expresses the architecture. It promotes the use of models and model transformations as the primary artefacts to be built and maintained.
Horizontal qualitydriven architecture model transformation lies on the fact that same software functionality may be implemented with various architectures. Qualitydriven software architecture model transformation neone. Qualitydriven model transformations in the production plan for a software system in the automotive domain. Section 2 defines the problem of qualitydriven reengineering. Qdsm including a stateoftheart means for supporting qualitydriven software development are discussed in section 2. Software architecting is a nontrivial and demanding task for software engineers to perform. Qualitydriven software reengineering sciencedirect. In this paper, we present an extended model driven.
This research bridges the gap between nfr framework, software architecture evolution, and software transformations. Software architecture refers to the fundamental structures of a software system and the discipline of creating such structures and systems. Design guidelines for the development of qualitydriven model transformations. A software transformation framework for quality driven objectoriented reengineering ladan tahvildari and kostas kontogiannis dept. The driving force between alternative architectures are quality requirements e. Quality driven model transformations in the production plan for a software system in the automotive domain.
Design guidelines for the development of qualitydriven model. A framework for software architecture refactoring using model transformations and semantic annotations. This time includes management, process improvement and programming as. Wicsa 05 proceedings of the 5th working ieeeifip conference on software architecture pages 199200 november 06 10, 2005. The architecture of a software system is a metaphor, analogous to the architecture of a building. Were upgrading the acm dl, and would like your input. Software architecture descriptions are commonly organized into views, which are analogous to the different types of blueprints made in building architecture. Techniques and methodologies for the migration of legacy systems to object oriented platforms by ying zou a thesis presented to the university of waterloo in ful. Qualitydriven model transformation is a horizontal transformation where varying quality attributes of a software product are the driving force for transformation. Qualitydriven software architecture model transformation by.
Home conferences icse proceedings shark 09 modeldriven approach to software architecture design. Exploring qualityaware architectural transformations at runtime. Qualitydriven software development through robotic test. Existing model transformation processes focus on the functionalities of systems, giving less importance to the qa, also known as nonfunctional requirements or ilities 3. These models provide an efficient way to virtually prototype, explore, and communicate system aspects, while significantly reducing or. Itil 4 provides a set of guiding principles and best practices that are commonly used by organizations around the world to generate value and deliver highquality and costeffective services to consumers and customers. A tooling environment for qualitydriven domainspecific modelling janne merilinna vtt technical research centre of finland. Developing systematic ways to relate the software quality attributes of a system to the systems architecture provides a sound basis for making objective decisions about design tradeoffs and enables engineers to make reasonably accurate predictions about a. Towards a selfadaptive serviceoriented methodology based. He focuses on transformations at the platform independent level of abstraction but is mainly concerned on how the architecture model needs to be modi ed accordingly to changes or variations in the required quality properties. Increasing the quality of model transformation with m3. A set of possible transformation rules is identified to perform such rearchitecture. So far, the research effort on model driven architecture has been focusing on automating vertical transformations such as code generation. In this way, the application engineer can experiment with different qualitydriven model transformations which represent design alternatives and choose the one that better satisfies the functional and quality requirements.
Towards quality driven exploration of model transformation. The proposed process can be plugged into various software development processes and serviceoriented methodologies due to. Modeldriven architecture mda is a software engineering approach that promotes the use of models and model transformations as primary development. In order to achieve productive software development with high quality software products, skilled people and effective tools are needed.
Evaluation of uml tools for modeldriven architecture. One of the important benefits of model to model transformation is that it allows architects to design iteratively by analyzing and studying alternative or optimal solutions without redesign of the software architecture models or quality analytic models. Modelbased systems engineering scaled agile framework. The concept of qualitydriven software architecture model transformation qamt is concerned with the latter, tools.
Software quality attribute analysis by architecture. Qualityaware architectural model transformations in adaptive. Model transformation for multiobjective architecture optimisation for dependable systems being a thesis submitted for the degree of doctor of philosophy in the university of hull by zhibao mian beng. Architecture based design abd method 1 is a quality driven method for designing the software architecture. Knowledge based qualitydriven architecture design and. A notable exception are the guidelines for qualitydriven model transformations 9, in which quality is introduced. Just above the database is the model layer, which often contains business logic and information about the types of data in the database. Although several model driven approaches exist to predict quality attributes from system models, they still lack the proper level of automation envisioned by model driven software development. Bridging the gap between requirements engineering and. Finally, the qamt model promotes understandability by following, e. Pdf modeldriven approach to software architecture design.
They say software is getting smallermicro, in fact. Quality driven software architecture model transform. Quality model driven architecture cqmda which can be used for quality control. Qualitydriven software architecture model transformation qamt denotes changing an architectural model according to changing or varying quality properties. This short paper introduces quality driven software architecture qdsa as a method to ensure qualities such as maintainability, modularity, scalability, or extensibility in software. Qualitydriven software architecture model transformation qamt denotes changing an architectural model according to changing or varying quality properties, wherein a quality property is a nonfunctional interest of one or more. Reflection on software architecture practices what works, what remains to.
Modeldriven approach to software architecture design. Model transformation for multiobjective architecture optimisation for dependable systems. One of the important benefits of modeltomodel transformation is that it allows architects to design iteratively by analyzing and studying alternative or optimal solutions without redesign of the software architecture models or quality analytic models. Qualitydriven software architecture model transformation. Microservices are the latest software architecture trend. The transformation process has been applied in enia, a geographic information system, by constructing a specific quality model for the adaptation of mashup user interfaces. Quadra includes several structured methods which guide software engineers in quality and patternbased codevelopment of requirements and early design alternatives in an iterative and concurrent manner. Microservices are the latest software architecture trend, and its evangelists preach enterprise microservices adoption. Exploring qualityaware architectural transformations at. The quality driven model transformation relies on the fact that the functionality of the system can be implemented with a wide variety of. Atoolforquality driven architecturemodeltransformation. Gartners maturity model for ea with images enterprise.
The remainder of this paper is organized as follows. If not corrected, such violations can transform the architecture into a. Section 2 defines the problem of quality driven reengineering. Model based systems engineering mbse is the practice of developing a set of related system models that help define, design, analyze, and document the system under development. A set of possible transformation rules is identified to perform such re architecture. It provides an instantiation of the twin peaks model for supporting the intertwining relationship of requirements and software architecture. Brand architecture, corporate strategy, strategy business, enterprise architecture, business model canvas, architects. A notable exception are the guidelines for quality driven model transformations 12, in which quality is introduced early on the design of the.
Information technology infrastructure library version 4, commonly known as itil 4. This paper proposes a generic quality aware transformation process to support the adaptation of software architectures. To avoid designrelated performance problems, modeldriven performance. Mari matinlassi has four years handson experience on developing large and small software systems in industrial settings. Switching from model to model requires a model transformation. Aqosa automated qualitydriven optimisation of software architecture. Understand qualitydriven development with best practices from qa practitioners in techbeacons guide. Aspectoriented modeldriven approach to architecture design. Qualitydriven software architecture model transformation ieee. Techniques and methodologies for the migration of legacy. Qualitydriven reuse of modelbased software architecture elements. Model transformations, mda, software quality, requirements, uml class model, empirical software engineering. Knowledge based qualitydriven architecture design and evaluation.
Qualitydriven software development for maintenance. The set of transformations are provided by the qarfs. Itil aims to help service providers offer their services in a qualitydriven and costeffective way. We propose a selfadaptive process sap that maintains the software architecture quality using the mapek standard model. Qualityoriented software architecture development vtt. Qualitydriven architecture design and quality analysis, a. Choreography modelling languages that are currently used in embedded systems domain, however, are not expressive enough to capture the. Generalizing a model of software architecture design from five industrial approaches.
Decompose the monolith and decouple your infrastructure are mantras that echo from the boardroom to the developer terminal. Section iii presents information about the quality criteria, metrics to evaluate, and guidelines for a qualitydriven model transformation. Quality aware software architecting extends model and qualitydriven architecture design and evaluation with the means of a knowledge engineering discipline in order to increase the use of existing design knowledge in the development of complex software intensive systems. The architecture is a key enabler for software systems. Architecture styles and design patterns are applied as driving factors in 2 but mapping requirements to software architecture is quite vague.
A tool for qualitydriven architecture model transformation. Software evolution in modeldriven product line engineering. A tooling environment for qualitydriven domainspecific. The transformation process has been applied in enia, a geographic information system, by constructing a specific quality model for. Dec 30, 2011 in this way, the application engineer can experiment with different quality driven model transformations which represent design alternatives and choose the one that better satisfies the functional and quality requirements. The next step is to assign objectoriented metrics to software features and correspondingly to the transformations that affect these features in a systematic manner. Horizontal quality driven architecture model transformation lies on the fact that same software functionality may be implemented with various architectures. Exploring qualityaware architectural transformations at run. The work in this dissertation initiates the automation of. Quality driven software architecture model transformation. Understandingthearchitectureofan existing system assists on predicting the impact evolutionary changes may have on speci.