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Standards for service discovery and delivery 总被引:3,自引:0,他引:3
For the past five years, competing industries and standards developers have been hotly pursuing automatic configuration, now coined the broader term service discovery. Jini, Universal Plug and Play (UPnP), Salutation, and Service Location Protocol are among the front-runners in this new race. However, choosing service discovery as the topic of the hour goes beyond the need for plug-and-play solutions or support for the SOHO (small office/home office) user. Service discovery's potential in mobile and pervasive computing environments motivated my choice. 相似文献
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You may think of Jini technology from Sun Microsystems as software for networking embedded systems-machines that contain a microprocessor and do a specific task. But more specifically, Jini software gives network devices self-configuration and self-management capabilities; it lets devices communicate immediately on a network without human intervention. These networks are also self-healing in that devices that leave the network for any reason (machine crashes or power surges, for example) do not affect the remaining devices' operation. A Jini client that loses contact with a server can recover and continue processing. Although it is precisely these advantages that make Jini technology attractive for embedded systems, why stop there? Network plug-and-play capabilities and self-configuration are also attractive for enterprise computing. Java, for example, was initially designed for embedded devices. But that hasn't stopped it from becoming a major force in enterprise computing. Does Java drive your Web server or backend application? At many companies, it does-not a bad accomplishment for an embedded system language. We contend that Jini technology's true promise lies in enterprise computing because it has unique abilities that extend beyond plug-and-play network connectivity 相似文献
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以动态代码下载和网络动态组织为特点的Jini构架为分布式计算的广泛应用提供了一个有效的平台。本文简要阐述了Jini构架的特点,提出了一种能够使客户在没有任何先验知识的情况下使用Jini服务的方法——“厚属性”,研究了Jini代理结构的实现方式,进而展望了Jini的应用前景。 相似文献
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新一代的分布系统Jini 总被引:1,自引:0,他引:1
Jini是基于Java的新一代分布式系统,它的把大量设备和软件服务简单而可靠地组织起来协同工作的原理和概念为分布式计算开了一个新的纪元。本文介绍了Jini的工作原理、基本结构,论述了Jini应用系统开发的一般过程,并分析和比较了Jini与传统的分布式系统在各种性能上的差别。 相似文献
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Jini connection technology forms a network of devices on the fly, without manual connection or configuration. It can also complement other technologies that strive for "anytime, anywhere" connectivity. The article looks at lookup and discovery services; reliability and scalability; Jini architectural requirements; service for non-Jini devices; Jini mobile edition for wireless devices; Jini implementations; and competing and related technologies. 相似文献
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Jini分布式软件服务研究与实现 总被引:1,自引:0,他引:1
本文在对Jini体系结构及服务机制、接口规范进行深入分析与研究的基础上,探讨并提出了将设计开发的软件组件构建为Jini服务的实现方法,使其能够自动发现并加入动态分布式网络环境、成为Jini联盟的服务提供者,服务于Jini联盟。 相似文献
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张振宇 《数字社区&智能家居》2008,(7):129-131
Jini是一种真正基于服务的体系结构,它为动态的分布式计算需求提供了一种解决方案。本文提出了一种基于Jini的智能家电系统开发方案,利用Jini将设备和软件抽象为服务,很好地支持了智能家电的动态群体形成和解散。 相似文献
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I-Jini:一个适用于Internet的即插即用环境 总被引:1,自引:1,他引:0
The essentials which are indispensable for a plug-and-paly environment used on networkingare presented. Then Jini technology is introduced and some of its limitations are pointed out. This paperextends Jini‘ s idea to be used in a plug-and-play system for Internet,which is known as I-Jini. The ar-chitecture of I-Jini and a mechanism for its catalog service location are discussed in detail. 相似文献
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ZHANG Zhen-yu 《数字社区&智能家居》2008,(19)
Jini是一种真正基于服务的体系结构,它为动态的分布式计算需求提供了一种解决方案。本文提出了一种基于Jini的智能家电系统开发方案,利用Jini将设备和软件抽象为服务,很好地支持了智能家电的动态群体形成和解散。 相似文献
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新一代分布式计算平台Jini以其独特的性能得到普遍的关注。仪器,尤其是大型科学仪器的远程操作与资源共享是信息技术高速发展的必然趋势。文章描述了一种基于Jini的分布式仪器测量网络,以实现网络化仪器间的协作和远程控制,并介绍一个由信号发生器和示波器组成的基于Jini技术的仪器测量网络实例。 相似文献
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Jini是以Java技术为基础的动态的基于服务的分布式体系结构。根据Jini的特点和原理,针对现有Jini体系结构中存在的问题,提出了一种基于Agent的解决方案,对Jini体系结构加以改进,并对其性能进行了分析讨论。 相似文献
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LI Zi-long 《数字社区&智能家居》2008,(25)
通过对Jini技术和Web服务器集群的工作原理的介绍,分析了Jini构造Web服务器集群的可行性和具有的优势;提出了基于Jini技术构建Web服务器集群的实现模型,并给出了在构建Web服务器集群的过程中实现高可用性、负载平衡的解决方案。 相似文献
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Jini技术Surrogate体系结构研究 总被引:3,自引:0,他引:3
文章首先在深入研究Jini技术工作机制的基础上,指出了Jini技术在应用中的局限性;然后介绍了Surrogate体系结构,从运行机制的角度剖析了其改进Jini技术局限性的机理;最后,通过讨论Surrogate体系结构的设计目标总结了其优越性。 相似文献
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The author briefly describes some of the Jini networking system's features and attempts to show how this system's assumptions differ from those used to construct other distributed system frameworks. The author then characterizes mobile agent systems, showing such system's intrinsic differences from Jini and some of their basic problems. Finally, he discusses how agent systems could use the Jini system approach to solve some of these intrinsic problems. 相似文献
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Sudipto Ghosh Robert B. France Devon M. Simmonds Abhijit Bare Brahmila Kamalakar Roopashree P. Shankar Gagan Tandon Peter Vile Shuxin Yin 《Software》2005,35(12):1131-1154
An innovative middleware‐transparent approach to developing distributed applications is presented. The approach uses an aspect‐oriented software development technique to separate an application's middleware‐independent functionality from its middleware‐specific functionality. Application elements that are specific to the middleware are localized in aspects that can be seamlessly integrated into middleware‐independent application designs. The middleware‐transparent approach is used to decouple business functionality from middleware‐specific functionality. The decoupling allows developers to change middleware application elements without significantly modifying business functionality. Middleware technologies such as Java Remote Method Invocation (RMI), Jini, Simple Object Access Protocol (SOAP) remote procedure call (RPC) and .Net are used as examples to illustrate the approach. Copyright © 2005 John Wiley & Sons, Ltd. 相似文献
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J2ME和Jini结合使利用Java计算平台在各种嵌入式设备上进行简单、迅速的编程开发成为可能,而Jini是一种全新的构建分布式系统的技术,具有动态的,自形成和自管理的特性,能使各种小型设备以一种简捷的方式接入到网络中,使各种Java技术的小型设备能够相互交流.重点介绍了J2ME与Jini技术结合在开发小型设备嵌入式系统中的应用. 相似文献
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基于Jini支持X3D的虚拟场景浏览器的研究与探索 总被引:3,自引:0,他引:3
随着计算机技术和网络技术的不断发展,为了使多个用户在一个基于网络的计算机集合中,共享同一个虚拟环境,从而设计在一个分布式虚拟环境中。支持多用户共享的具有独立功能的虚拟环境浏览器成为必然。而当前虚拟场景的浏览器大多是设计为IE或Netscape等浏览器的一个插件,而不是一个独立的客户端。随着基于Java的分布式计算平台Jini和面向下一代的三维图形标准X3D的发展,为研究支持分布式虚拟环境的浏览器提供了理论基础。该文在讨论X3D和Jini技术的基础上。实现了一个基于Jini支持X3D的虚拟场景浏览器的简单原型。 相似文献