DYNAMIC WEB-FRAME DESIGN MODEL FOR DEVELOPING WEB APPLICATIONS

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1 Sci.Int(Lahore),26(2), ,2014 ISSN ; CODEN: SINTE DYNAMIC WEB-FRAME DESIGN MODEL FOR DEVELOPING WEB APPLICATIONS 1 Muhammad Munwar Iqbal, 2 Adeel Ahmed, 3 Yasir Saleem, 4 M. Salman Bashir, 5 Mujtaba Jafferi 1, 2, 4 Department of Computer Science, Virtual university of Pakistan 1, 2, 3, 4 Department of Computer Science & Engineering, UET, Lahore 5 Department of Computer Science, COMSATS Institute of Information Technology, Lahore munwariq@gmail.com, adeelahmed292@gmail.com,ysaleem@gmail.com salmanbashir@vu.edu.pk, m.jaffery@ciitlahore.edu.pk ABSTRACT--- Web application development is very intensive in the current era. Traditional web development processes are practiced the common goals by the inexperienced manner. With the development of web semantic the world moves toward the semantic web application. Different types of ontologies help throughout the development process from requirement specification to deployment. Semantic web help also used to improve the design of web application. It is more enhanced and can be used for the development of large as well as small applications by the use of semantic web. Provoking by this scenario we purposed a model named Dynamic Web-Frame model. D-Web Frame model will help the development process of web application through semantic web ontologies. Our main focus is to propose a model which helps developer to design better applications. Keywords: Dynamic Web-Frame, Semantic Web Development with WSDM, Extreme Programming INTRODUCTION Semantic web is considered to improve the design of web application. It is more enhanced and can be used to development of large as well as small applications by the use of semantic web. Infect semantic web is the future of the World Wide Web. Initially information on the web was presented in the format that is understandable to human only but with passage of time it is presented in such a way that can be process able by the machines. Later on this innovation promote the development of software agents that help the users in performing their tasks on the web based applications. Traditional software development methodologies are not enough for creating web based software applications particularly for semantic web [2]. As the web based systems have unique and distinguishing requirements so to capture those requirements a new kind of software methodologies are required. Existing methodologies for the development of semantic web are reviewed like WEESA and Semantic Web Development with WSDM and a new model is purposed that is used for development of such systems that are machine comprehensible semantics of web stuffing. Furthermore in this model processes of creation of web pages and ontology are proceed in parallel after that integration and the testing is carried out to create the finalized software artifact. Main focus is maintained on the knowledge instead of data. It is suggested that this model can be used as a standard for creating an informal software development methodology for development of semantic web based software system. Web- Frame will help the development process of web application through semantic web ontologies. Our main focus is to propose a model which helps developer to design better applications. Extreme Programming [1] is most widely used test driven method for the development of web system, as this methodology is more responsive to changing in customer requirements and web application are tend to change in requirements so to recover quality and consistency of web systems we use the layered technique. So based upon the layered approach a new test drive methodology is purposed here that test the web application at each layer. This methodology y is divided into five layers named view layer, servlet layer, business logic layer, persistence and data layer. By adopting this methodology the scalability and quality of the code is increased. RELATED WORK Traditional software development methodologies are not enough for creating web based software applications particularly for semantic web. As the web based systems have unique and distinguishing requirements so to capture those requirements a new kind of software methodologies are required. Existing methodologies for the development of semantic web are reviewed like WEESA and Semantic Web Development with WSDM and a new model is purposed that is used for development of such systems that are machine comprehensible semantics of web stuffing. Furthermore in this model processes of creation of web pages and ontology are proceed in parallel after that integration and the testing is carried out to create the finalized software artifact. Main focus is maintained on the knowledge instead of data. It is suggested that this model can be used as a standard for creating an informal software development methodology for development of semantic web based software system. The goal of semantic web based system is to make the information available on the web page understandable by the machine not only by the human. In old days methodologies used for the development of non-web based system are adopted for the development of semantic web systems which does not provide the semantic at implementation level so different methodologies for web based system are developed, these methodologies have been reviewed and their comparison strengths and weakness is given in tabular

2 786 ISSN ; CODEN: SINTE 8 Sci.Int(Lahore),26(2), ,2014 Table 1: Comparison of different Methodologies for Web Application Development Methodo logy Brief Overview ing Paradigm Notation used Major Features Supportin g Tools Pictorial Description Methodology WSDM WSDM is the listeners driven method..it is based on the thought that web sites classically have different kinds of visitors that may have variation in their needs. It takes requirements from the users of the web site and uses this as foundation for the organizing of data and the web site. Hyper Text It used own It used user centered approach for analysis No Support class Navigation layers HDM HDM is amongst the methods that have been created to express the construction and interaction in hypermedia based applications. It is based on the ER methodology. Hyper Text E-R Interaction in hypermedia applications No Support ER RMM This method based on the ER model and defines a stable process for the succeeding improvement of models. One more methodology named Hera uses the RMM. Data E-R and own It focus on hypertext modeling Based upon ER-model Authoring Tool ER s Slice RMDM Not EORM EORM is an iteration based process focused on improvement of the object oriented methods by the depiction of relationship between the objects. Object oriented OMT Improving the OO ing ONTOS Studio GUI design OOHDM This methodology highlights the notion of navigation framework and suggested for Web applications that uses a broad range of diverse navigation accessibility options. OOHDM methodology is extended to sustain personalization and frame modeling. Object oriented UML and own Influential concepts for contextual navigation No Support ADV Config. Navigationa l

3 Sci.Int(Lahore),26(2), ,2014 ISSN ; CODEN: SINTE SOHDM SOHDM methodology is the first approach that highlights the significance of a process that permits the analyzer to capture and define the requirements of applications. Although SOHDM has some similarities with the OOHDM, but it suggests a requirement specifications based on scenarios. Scenario and Object oriented Own It suggests requirement specificatio n based on scenarios No Support Scenario activity Diagram structure s OO view Navigationa l link schema WAE2 WAE methodology looks at Web apps primarily with the angle of conventional software development. It uses such kind of methods that typically follow traditional Software Engineering. Software UML Implementa tion-on design, Architectur al design Standard UML Tools s Context schema Web- Frame Web-Frame methodology looks at Web apps software development. It uses such kind of methods that typically follow advance Software Engineering. Software UML It used Sematic software centered approach for analysis Standard UML Tools GUI design form [6].a design methodology for semantic web systems is purposed and validated by using a case study on a full fledge existed web based system. Today a lot of frameworks have been purposed for the development of web information based system. For semantic web information system (WIS) there is need to have a framework that enable information on the web to be machine understandable so that the software agents can reason with this information automatically. A method named Frame Web [7] is purposed for framework based web information system and it is extended for development of semantic WISs and named as SFrame Web. Some issues that require woks to be done are that software agents must able to find out the web pages and there must be a common language between them to understand the web pages. Fig 1: Frame Web's standard architecture for WIS [5] Web based systems are becoming the crucial platform for today s progressive companies as the company s websites and internet are used extensively. Traditional software engineering models such as waterfall and CMM are not fulfilling the needs of web based system. They vary in design, concept and implementation model. On the other hand web based applications are business and contend oriented they are not engineering oriented so for development of these applications a new methodology named IIXP [8] is purposed that combines the tradition and latest web engineering mythology s concepts. Web hypermedia applications [5] are becoming more complex rather than just static web pages they are providing web based full fledge systems. So their design, processes and flow of work also becoming more and more complex. Several design processes that are being used in today s design methods are reviewed and compared with each other and design issues associated with complex hypermedia application s design processes are also discussed. Also as different processes use different techniques and aspects so these techniques and their limitations are identified. There is a need to concentrate on the issues in the navigation design process of all design methods. Composition of model driven Web applications [4] get benefit for expansion of web based systems by usage of predefined frameworks and reusable components. For automatic code creation of web based applications a new modern methodology taking in account the MDA ( Driven Architecture) strategy that integrates the existing web services about a User interface stream is proposed here. This

4 788 ISSN ; CODEN: SINTE 8 Sci.Int(Lahore),26(2), ,2014 method uses UML s at the design level and it objective is to develop web applications. to overcome this issue a new model is purposed that can be utilized for extension in the current web engineering models and also for becoming a base for CMS based new modeling language. In the purposed model different CMS platforms are discussed and Meta models for these platforms are suggested then at last common meta-model is purposed for all CMS platforms. Fig 2: Overview of the UWE design method [7] CMS based web applications are becoming crucial for business & organizations [3]. Current web engineering methods are not enough for the development of these applications because the modeling language of these methods does not fulfill the needs of CMS based systems so PROBLEM STATEMENT A model driven approach [9] is discussed for the rapid prototyping of web applications that utilize the knowledge of already existing processes and frameworks to design the web applications and implementing a ready for install prototype for the web application. A design validation process is used in this approach to validate the design before actually implementing it. This pre-validation will improve quality and reduce the risk of rework for the web application. Table-2: Comparison between methodologies and features Properties / Methodol ogies Layered Architect ure Require ment ing Support localiza tion of website s User interface requirem ent Methodo logy Tools Supp ort Conte nt ing Hypert ext i ng Present ation in g WSDM x x x x HDM x x x RMM x x OOHDM x SOHDM x WAE2 x driven approaches for web engineering [10] being used today are not enough for exchange of models and representation of other modeling concerns like architectural design, technology independent design and distribution. Although they are providing a set of tools and method for developing and designing web applications but to overcome their limitations we need to interoperate these model driven models. A new initiative is taken in this regard whose objective is to recover interoperability of practices and tools used for current model driven development of web systems. So a unified model is devised based upon the best features of other methods that can be used for web applications development. PROPOSED DYNAMIC WEB-FRAME SOFTWARE PROCESS MODEL FOR WEB APPS Our purposed methodology is given in the following figure that focus on making a web information system as semantic web enabled means that information not only human understandable but the computer can also understand it. Proposed model of Dynamic Web-Frame was intensively striving by the present situation and consequences where designer and developers are more and supplementary selecting framework centered architectures to construct applications for the Web. By using this model Web based system should be implemented in such a way that it can understand that which request is originated from a human

5 Sci.Int(Lahore),26(2), ,2014 ISSN ; CODEN: SINTE user and which one id from a software agent. The overall model is surrounded by the four major phases. Domain Ontology Conceptual For WEBapp Table 3: s suggested for Dynamic Web-Frame Action & activity Artifact represents Communication Deployment & Maintenance User Verified code Web Requirement and specification WEB Apps Testing Web Source Code Auto testing WEB Coding Web Ontology Navigational User Interface Fig. 3: Proposed Dynamic Web-Frame software process model for Web Apps Domain Analysis and investigation is primarily activity of discovering the objects and processes of a class of like systems for specific problematic area or domain [11, 12]. During the development process of software the main objective to resolve a problem from a particular domain of knowledge, for example car manufacturing, sales or medicine. The analyzer of the domain is analyzed the domain earlier to investigate the given problem, knowledge which is formalized about a particular domain and area can be used again when any other issue or problem in same domain requires software application solution. The graphical illustration of the ontology, Dynamic Web-Frame uses OMG's4 Ontology Definition Meta model (ODM) [13], a language for showing Semantic Web ontologies in the context of MDA [14]. Ontology Definition Meta model defines an ontology Unified ing Language drafts which sanctions designer and developers to exemplify ontologies in Unified ing Language class illustrations. Domain Analysis output is shaped into an ontology which denotes conceptions from problem domain. Ontology's illustration can be used again in the Requirement and specification analysis stage to create the software applications by the use of conceptual model; this model will in future be rectified and may become Dynamic Web-Frame Domain at the time of system design. Table 3 sketches the progression of the models throughout the Dynamic Web-Frame Domain software process Dynamic Web-Frame model forms on top of Framing Web to deliver semantics to functionality centered Web Applications. CONCLUSIONS & FUTURE WORK Web-Frame model helps us in improving the design of web applications. DWFM is a comprehensive approach, integrating the conceptual model with the data storage and user defined templates at the implementation level to provide a model driven solution to better design for WebApps development. Proposed model of Dynamic Web- Frame was intensively striving by the present situation and consequences where designer and developers are more and D.WebFram Communication &Domain Analysis Web Requirement & Specification Analysis Web App Web App Coding Web App Testing Domain Ontology based Conceptual Dynamic Web Frame Domain Web Ontology Language code Source code testing with OWL Domain Concepts for software is being built. After ing in ODM will be converted to Web Ontology Language for deployment. Problem specific Concepts are being solved. ed in Ontology Definition Meta model. With mappings. ed using Dynamic Web Frame UML profile. Web Ontology Language demonstration of Dynamic Web Frame, without OR mappings. Automatic tool based testing using OWL supplementary selecting framework centered architectures to construct applications for the Web. Following measures should be taken when developing the web applications that software agent must can be access the web pages and also navigate the linked pages, search engines also availed this facility. For the future perspective software agent and intelligent agent can collaborate through a common language, like different standard languages are available for

6 790 ISSN ; CODEN: SINTE 8 Sci.Int(Lahore),26(2), ,2014 the top level Ontologies dolce7 is one of them. Web information system is the other area which is also considered during the implementation of web services in future to compare semantic web services. The infrastructure is also needs improvement and should be addressed in future. Dynamic Web-Frame model forms on top of Framing Web to deliver semantics to functionality centered Web Applications. REFERENCES [1]. D. Tian, J. Wen, Y. Liu, N. Ma, and H. Wei., A Test-Driven Web application model based on layered approach, ICITIS 2010, pp , [2]. A. Farooq, and M. J. Arshad., A Process model for Developing Semantic Web Systems, New York Science Journal, Vol. 3(9), ISSN: , pp.43-39, (2010). [3]. F. Trias, Kybele Res. Group, Building CMS-based Web Applications Using a -driven Approach Research Challenges in Information Science (RCIS), 2012 Sixth International Conference on Date of Conference:16-18 May 2012, Rey Juan Carlos Univ., Madrid, Spain, pp: 1 6, (2012) [4]. D.A. Kateros, G.M. Kapitsaki, N.D. Tselikas, I.S. Venieris, A methodology for model driven web application composition, in: Proceedings of the IEEE International Conference on Services Computing (SCC 2008), Vol. 2, IEEE Computer Society Press, Honolulu, Hawaii, USA, pp , [5]. Appandi, A. S. A., & Jantan, A. H. (2012, September). Methods for Complex Web Hypermedia Application: The Processes. In The International Conference on Informatics and Applications (ICIA2012), the Society of Digital Information and Wireless Communication. pp , [6]. Amjad Farooq, M. Junaid Arshad, Syed Ahsan, M. Shahbaz, M. Aslam. and Development of Semantic Web Information System (WIS) for Virtual University of Pakistan. Life Sci J 2012; Vol. 9(2): (ISSN: , pp.45-50, [7]. Souza, V. E. S., Lourenço, T. W., FALBO, R., & Guizzardi, G., S-FrameWeb a Framework based Method for Web Engineering with Semantic Web Support. In Proceedings of the International Workshop on Web Information Systems ing (Trondheim, Norway), pp , (2007). [8]. OI Eldai, AHMH Ali and S. Raviraja., Towards a New Methodology for Developing Web-Based systems. Int J of IT, Vol. 8(1):54-74 (2008). [9]. Mario Luca Bernardi, Giuseppe Antonio Di Lucca, Damiano Distance, A -Driven Approach for the Fast Prototyping of Web Applications, th IEEE International Symposium on Web Systems Evolution (WSE), ISSN: , pp.65-74, (2011). [10]. Antonio Vallecillo1, Nora Koch2, Cristina Cachero4, Sara Comai3, Piero Fraternali3,Irene Garrigós4, Jaime Gómez4, Gerti Kappel5, Alexander Knapp2, Maristella Matera3,Santiago Meliá4, Nathalie Moreno1, Birgit Pröll6, Thomas Reiter6, Werner Retschitzegger6, José E. Rivera1, Andrea Schauerhuber5, Wieland Schwinger6, ManuelWimmer5, Gefei Zhang2, MDWEnet, 2007, A Practical Approach to Achieving Interoperability of -Driven Web Engineering Methods. 7th International Conference on Web Engineering, Workshop Proceedings", Department di Elettronica e Informazione, Politecnico di Milano, Italy, ISBN: , pp , (2007). [11]. Neighbors, J. M.: Software Construction Using Components. Ph.D. Thesis. Department of Information and Computer Science, University of California, Irvine (1981) [12]. Falbo R. A., Guizzardi, G., Duarte, K. C. : An Ontological Approach to Domain Engineering. Proceedings of the 14th International Conference on Software Engineering and Knowledge Engineering (SEKE'2002). Ischia, Italy. pp , (2002). [13]. OMG: Ontology Definition Meta model Specification ( [Retrieved on: January 29 th, 2007] [14]. Duric, D.: MDA based Ontology Infrastructure. Computer Science and Information Systems. ComSIS Consortium, Vol. 1(1), (2004)