CSMA

Author(s):  
Khouloud Boukadi ◽  
Lucien Vincent ◽  
Chirine Ghedira ◽  
Zakaria Maamar

Since the beginning of the Service-Oriented Architecture (SOA) paradigm, with its various implementation technologies such as Web services, the focus of industrial communities has been on providing tools that would allow seamless and flexible application integration within and across enterprises’ boundaries. In this paper, the authors present a Context-based, Service-oriented Modeling and Analysis (CSMA) method that guides service engineers in their choices of identifying, defining, and analyzing adaptable business services. The proposed method is business centric and comprises a set of structured steps grouped in two phases. Besides, the CSMA embraces Model-Driven Architecture (MDA) principles to model and refine adaptable business services models in the PIM level. The results from a pilot validation of CSMA for SOA enablement of a realistic enterprise training solutions are also presented.

Author(s):  
Khouloud Boukadi ◽  
Lucien Vincent ◽  
Chirine Ghedira ◽  
Zakaria Maamar

Since the beginning of the Service-Oriented Architecture (SOA) paradigm, with its various implementation technologies such as Web services, the focus of industrial communities has been on providing tools that would allow seamless and flexible application integration within and across enterprises’ boundaries. In this paper, the authors present a Context-based, Service-oriented Modeling and Analysis (CSMA) method that guides service engineers in their choices of identifying, defining, and analyzing adaptable business services. The proposed method is business centric and comprises a set of structured steps grouped in two phases. Besides, the CSMA embraces Model-Driven Architecture (MDA) principles to model and refine adaptable business services models in the PIM level. The results from a pilot validation of CSMA for SOA enablement of a realistic enterprise training solutions are also presented.


Author(s):  
Stéphanie Chollet ◽  
Philippe Lalanda ◽  
Jonathan Bardin

The visionary promise of Service-Oriented Computing (SOC) is a world-scale network of loosely coupled services that can be assembled with little effort in agile applications that may span organizations and computing platforms. In practice, services are assembled in a Service-Oriented Architecture (SOA) that provides mechanisms and rules to specify, publish, discover and compose available services. The aim of this chapter is to present the different technologies implementing the new paradigm of SOA: Web Services, UPnP, DPWS, and service-oriented component OSGi and iPOJO. These technologies have been developed and adapted to multiple domains: application integration, pervasive computing and dynamic application integration.


Author(s):  
Ivano De Furio ◽  
Giovanni Frattini ◽  
Luigi Romano

Organizations in all sectors of business and government are pursuing service-oriented architecture (SOA) initiatives in response to their need for increased business agility. This is particularly true for mobile telecommunications companies. That is why mobile telecom operators need to research new and innovative sources of revenue. Innovation is not an easy task. It requires embracing a new way of doing business, where new technologies are fundamental. SOA architecture and Web services technology are proposed by IT industry as the best solution to create a network of partnership and new services, but despite software producer claims, interoperability issues arise with service composition. Such a problem can be significantly reduced by adopting a semantic approach in service description and service discovery. Our research is focused on new methods and tools for building high personalized, virtual e-business services. A new service provisioning architecture based on Web services has been conceived, taking into account issues related to end-user mobility. The following pages deal with a proposal for creating real localized, personalized virtual environments using Web services and domain ontologies. In particular, to overcome interoperability issues that could arise from a lack of uniformity in service descriptions, we propose a way for controlling and enforcing annotation policies based on a Service Registration Authority. It allows services to be advertised according to guidelines and domain rules. Furthermore, this solution enables enhanced service/component discovery and validation, helping software engineers to build services by composing building blocks and provision/deliver a set of personalized services.


2011 ◽  
Vol 10 (01) ◽  
pp. 151-158
Author(s):  
LEI WU ◽  
ZHEN WEI

Aiming at the shortcomings of the modeling analysis of traditional Feature-Oriented Analysis Approach under service oriented architecture SOA, and providing more reusability and flexibility to the development of SOA system, this paper makes an improvement on Feature-Oriented Analysis Approach. It introduces the concept of service feature and improves the refinement and interaction description of feature models. On the basis of this, it proposes a method of domain analysis in SOA. In addition, in view of the fact that web services act as a technology available to implement SOA, it presents a method to transform feature model into interface model and composite model of web services. Finally, this method's application in ERP system project in publishing is verified as an example to show that it is feasible to improve software development efficiency.


Author(s):  
Matthew Guah

For centuries, organizations have been trying to exchange information between their applications by linking them together. However, such application integration has not been as successful as organizations have hoped. With the introduction of SOA, application integration is more successful than the previous integration techniques. SOA is a design philosophy in which resources are cleanly partitioned into remotely accessible software components performing self-contained functionalities, called services. The reinvention of SOA in recent times is attributed to the rise of Web Services, which has become commonly used in VLITP to expose services within the host organization. However SOA can also be implemented with other service exposing techniques. SOA is based on the concept of separation of concerns, realizing that no single entity can be best at everything. SOA is usually implemented using an Enterprise Service Bus (ESB). The ESB is responsible for routing, prioritizing, scheduling, monitoring, and controlling the flow of traffic between services and therefore forms the middleware for Service Orientation.


Author(s):  
Alistair Barros

In the commercial world, the value of ubiquitous computing applications is proportional to the range of business services that can be accessed in device-consumptive ways. Services originate in legacy applications of organizations, and are developed and operated typically in heterogeneous environments. Service-oriented architecture (SOA), supported by a complex stack of Web services standards, addresses ways in which software components of diverse applications can be homogeneously interacted with and composed. Thus, SOA provides a crucial mechanism for making services accessible to ubiquitous computing applications. In this chapter, we shed light on what SOA entails, based on Web services interfaces and messaging, and service composition through single-party process orchestration and multiparty choreography languages. For the latter, concrete patterns are used to describe the capabilities of prospective standards. Ways in which SOA needs be extended to allow wider and more flexible service trading, typified in current developments through service marketplaces, are then discussed. Such extensions, we argue, converge with directions in ubiquitous computing through so-called ubiquitous service networks and service ecosystems.


2010 ◽  
pp. 756-775
Author(s):  
Abbass Ghanbary ◽  
Bhuvan Unhelkar

Web Services (WS) technologies, generally built around the ubiquitous Extensible Markup Language (XML), have provided many opportunities for integrating enterprise applications. However, XML/Simple Object Access Protocol (SOAP), together with Web Services Definition Language (WSDL) and Universal Description Discovery and Integration (UDDI), form a comprehensive suite of WS technologies that have the potential to transcend beyond mere application integration within an organization, and to provide capabilities of integrating processes across multiple organizations. Currently, the WS paradigm is driven through parameters however; the paradigm shift that can result in true collaborative business requires us to consider the business paradigm in terms of policies-processes-standards. This chapter, based on experimental research carried out by the authors, demonstrates how the technologies of WS open up the doors to collaborative Enterprise Architecture Integration (EAI) and Service Oriented Architecture (SOA) resulting in Business Integration (BI). The chapter also provide a quantitative investigation based on organization’s adaptation to mobile and Web Services technologies.


Author(s):  
Ivano De Furio ◽  
Giovanni Frattini ◽  
Luigi Romano

Organizations in all sectors of business and government are pursuing service-oriented architecture (SOA) initiatives in response to their need for increased business agility. This is particularly true for mobile telecommunications companies. That is why mobile telecom operators need to research new and innovative sources of revenue. Innovation is not an easy task. It requires embracing a new way of doing business, where new technologies are fundamental. SOA architecture and Web services technology are proposed by IT industry as the best solution to create a network of partnership and new services, but despite software producer claims, interoperability issues arise with service composition. Such a problem can be significantly reduced by adopting a semantic approach in service description and service discovery. Our research is focused on new methods and tools for building high personalized, virtual e-business services. A new service provisioning architecture based on Web services has been conceived, taking into account issues related to end-user mobility. The following pages deal with a proposal for creating real localized, personalized virtual environments using Web services and domain ontologies. In particular, to overcome interoperability issues that could arise from a lack of uniformity in service descriptions, we propose a way for controlling and enforcing annotation policies based on a Service Registration Authority. It allows services to be advertised according to guidelines and domain rules. Furthermore, this solution enables enhanced service/component discovery and validation, helping software engineers to build services by composing building blocks and provision/deliver a set of personalized services.


Author(s):  
Alistair Barros

In the commercial world, the value of ubiquitous computing applications is proportional to the range of business services that can be accessed in device-consumptive ways. Services originate in legacy applications of organizations, and are developed and operated typically in heterogeneous environments. Service-oriented architecture (SOA), supported by a complex stack of Web services standards, addresses ways in which software components of diverse applications can be homogeneously interacted with and composed. Thus, SOA provides a crucial mechanism for making services accessible to ubiquitous computing applications. In this chapter, we shed light on what SOA entails, based on Web services interfaces and messaging, and service composition through single-party process orchestration and multiparty choreography languages. For the latter, concrete patterns are used to describe the capabilities of prospective standards. Ways in which SOA needs be extended to allow wider and more flexible service trading, typified in current developments through service marketplaces, are then discussed. Such extensions, we argue, converge with directions in ubiquitous computing through so-called ubiquitous service networks and service ecosystems.


2011 ◽  
pp. 668-686
Author(s):  
Abbass Ghanbary ◽  
Bhuvan Unhelkar

Web Services (WS) technologies, generally built around the ubiquitous Extensible Markup Language (XML), have provided many opportunities for integrating enterprise applications. However, XML/Simple Object Access Protocol (SOAP), together with Web Services Definition Language (WSDL) and Universal Description Discovery and Integration (UDDI), form a comprehensive suite of WS technologies that have the potential to transcend beyond mere application integration within an organization, and to provide capabilities of integrating processes across multiple organizations. Currently, the WS paradigm is driven through parameters however; the paradigm shift that can result in true collaborative business requires us to consider the business paradigm in terms of policies-processes-standards. This chapter, based on experimental research carried out by the authors, demonstrates how the technologies of WS open up the doors to collaborative Enterprise Architecture Integration (EAI) and Service Oriented Architecture (SOA) resulting in Business Integration (BI). The chapter also provide a quantitative investigation based on organization’s adaptation to mobile and Web Services technologies.


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