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Service-Oriented Computing is known as a new computing paradigm that utilizes existing services as fundamental elements for developing distributed applications based on the so-called "use, not own" manner. In this paper, services are classified into three levels in accordance with different business requirements. Services are assembled by choosing lower-level services or other services at...
In today' intensely competitive environment, traditional application systems such as ERP, lacks the autonomy and flexibility required by dynamic market. Given that, more and more companies are offering their software by Software as a Service (SaaS) application platform. Most SaaS platforms are implemented by traditional J2EE programming. This paper introduces a new well-designed SaaS application platform...
This paper introduces a software as a service (SaaS) application which is designed and delivered in high level maturity model. In order to realize the configurability, metadata is used to define all the variability points of the application. Meanwhile, JMX is used to manage the metadata so that changed metadata can be hot deployed immediately during runtime. Scalability is discussed both in application...
This paper introduces a grid-enabled and SOA-based SaaS application platform, which is named GridSaaS. The major contributions of the GridSaaS platform are: construction of a value-added supply chain of SaaS applications; adoption of grid technologies to deliver SaaS applications in high level maturity model; rapid development and delivery of new SaaS applications; well-designed solutions for the...
Internet brings more flexibility and possibilities to software. How to develop and maintain the software conveniently and easily is a big challenge for the developers of Internet applications. The purpose of this paper is to create a systemic framework for object oriented design (OOD) and map between the program and the reality. This paper investigates the things, relations and interactions between...
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