From business processes to software services and vice versa-an improved transition through service-oriented requirements engineering

2011 ◽  
Vol 24 (3) ◽  
pp. 237-258 ◽  
Author(s):  
Sebastian Adam ◽  
Norman Riegel ◽  
Joerg Doerr ◽  
Oezguer Uenalan ◽  
Daniel Kerkow
Author(s):  
Florian Rosenberg ◽  
Anton Michlmayr ◽  
Christoph Nagl ◽  
Schahram Dustdar

Business rules enable a clear separation of concerns between the core business knowledge and the underlying application code. Service-oriented Computing, on the other side, enables flexible software systems and provides support for business processes based on software services with well-defined interface, descriptions and communication protocols. Yet, the alignment of software services and business rules has not been addressed in literature. In this chapter we present the ViDRE system that bridges the gap between these two paradigms by exposing business rules as Web services. In contrast to existing rule engines, our approach supports distributed rule execution using meta-rules which includes automatic transformation of rules on both client- and server-side.


ERP software standardizes an enterprise’s business processes and data. The software converts transactional data into useful information and collates the data so that they can be analyzed. Requirements engineering is an important component of ERP projects. In this paper, we propose: (1) An ERP maturity model (EMM) for assessing the ERP maturity within the organization and (2) A Requirements Engineering Method (REM) for ERP system requirements to capture the requirements from the different types of users of an ERP system, verifying and validating them. The EMM consists of three levels and each level has a focus and a key process area. Key indicators of ERP functionality identified by a major ERP vendor have been used to apply the EMM to an enterprise. This identifies the level of the EMM to which an enterprise belongs. Then the REM is used to enable the enterprise to assess its ERP system requirements and refine it using a knowledge database to reach a higher level in the EMM than the present one. The authors deem that this model can benefit users across all the ERP projects.


Author(s):  
Neven Vrcek ◽  
Ivan Magdalenic

Many benefits from implementation of e-business solutions are related to network effects which means that there are many interconnected parties utilizing the same or compatible technologies. The large-scale adoption of e-business practices in public sectors and in small and medium enterprises (SMEs)-prevailing economic environments will be successful if appropriate support in the form of education, adequate legislative, directions, and open source applications is provided. This case study describes the adoption of e-business in public sectors and SMEs by using an integrated open source approach called e-modules. E-module is a model which has process properties, data properties, and requirements on technology. Therefore e-module presents a holistic framework for deployment of e-business solutions and such e-module structure mandates an approach which requires reengineering of business processes and adoption of strong standardization that solves interoperability issues. E-module is based on principles of service-oriented architectures with guidelines for introduction into business processes and integration with ERP systems. Such an open source approach enables the spreading of compatible software solutions across any given country, thus, increasing e-business adoption. This paper presents a methodology for defining and building e-modules.


Author(s):  
Tony Clark ◽  
Balbir S. Barn ◽  
Vinay Kulkarni

Component-based approaches generalize basic object-oriented implementations by allowing large collections of objects to be grouped together and externalized in terms of public interfaces. A typical component-based system will include a large number of interacting components. Service-Oriented Architecture (SOA) organizes a system in terms of components that communicate via services. Components publish services that they implement as business processes. Consequently, a change to a single component can have a ripple effect on the service-driven system. Component reconfiguration is motivated by the need to evolve the component architecture and can take a number of forms. The authors define a dynamic architecture as one that supports changing the behavior and topology of existing components without stopping, updating, and redeploying the system. This chapter addresses the problem of dynamic reconfiguration of component-based architectures. It proposes a reification approach that represents key features of a language in data, so that a system can reason and dynamically modify aspects of it. The approach is described in terms of a new language called µLEAP and validated by implementing a simple case study.


Author(s):  
Vili Podgorelec ◽  
Boštjan Grašič

In this chapter, a Semantic Web services-based knowledge management framework that enables holistic knowledge management in organizations is presented. As the economy is becoming one single global marketplace, where the best offer wins, organizations have to search for competitive advantage within themselves. With the growing awareness that key potentials of an organization lie within its people and their knowledge, efficient knowledge management is becoming one of key focuses in organizational activities. The proposed knowledge management framework is based on Semantic Web technologies and service-oriented architecture, supporting the operational business processes as well as knowledge-based management of services in service-oriented architecture.


Author(s):  
Willy Picard

The goal of this chapter is to explore potential IT support for collaborative networked organizations encompassing both the service and network orientations of e-business environments. First, it is argued that the main reason for collaboration among organizations is the need for a competitive advantage, leading to the concept of Collaborative Networked Organization (CNO) proposed as an appropriate organizational structure supporting the collaboration of organizations. Then, the concept of Service-Oriented Virtual Organization Breeding Environment (SOVOBE) is presented as a means to support CNO creation and operations, while emphasizing both the network and service orientation of SOVOBEs. Next, a feedback loop encompassing adaptation, business processes, monitoring, and networks is proposed as a means to provide SOVOBE members with support for agile collaboration within CNOs. Finally, implementation concerns are discussed, with an introduction of the ErGo system supporting organizations willing to cooperate in an agile service-oriented manner in collaborative networked environments.


Author(s):  
Dinesh Sharma ◽  
Devendra Kumar Mishra

Present is the era of fast processing industries or organization gives more emphasis for planning of business processes. This planning may differ from industry to industry. Service oriented architecture provides extensible and simple architecture for industry problem solutions. Web services are a standardized way for developing interoperable applications. Web services use open standards and protocols like http, xml and soap. This chapter provides a role of enterprise service bus in building web services.


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