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Vol: 3 Iss: 5

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When I was a kid, I loved to put things together. I especially liked building things with LEGO. Never mind the TV, dump a huge pile of LEGO blocks in front of me and I'd be quiet for hours, building a LEGO version of the Eiffel Tower, or some other construct that only a kid could imagi...
Having been endorsed by virtually every technology vendor on the planet, Web services are now evolving from 'feature' to 'fabric.' They are moving from the latest buzzword (hot new feature) to a mature and accepted technology (fabric of the technology landscape). The hype is fading; it...
Concerns about economic efficiency and risk reduction always weigh heavily on IT organizations as they embark on the implementation of any new technology. This is especially true when integrating enterprise applications that must operate over intranets and the Internet. While seamless ...
In the IT world, integration became an issue as soon as the second computer with the second application came online. Many different approaches to solving the complex problems associated with integration have been tried since that time, some of them more successful than others. At this ...
Last month we described the enterprise integration environment, as well as the integration problem domain and entailing architectural requirements. This month, we'll look at how Web services address these architectural requirements, and provide a sidebar that examines the key differenc...
One of the least appreciated standards in the Web services world is Universal Description, Discovery, and Integration - UDDI. The concepts of the UDDI standard are fairly simple - link Web service consumers to providers. If you are a provider, you want to advertise who you are, the nat...
SOAP (Simple Object Access Protocol) is a wire protocol that is similar to CORBA's Internet Inter-ORB protocol (IIOP) for communicating between applications running on different operating systems, with different technologies and programming languages. Unlike IIOP, which is binary in na...
In July 2002, BEA, IBM, and Microsoft released a trio of specifications designed to support business transactions over Web services. These specifications - BPEL4WS, WS-Transaction, and WS-Coordination - together form the bedrock for reliably choreographing Web services-based applicatio...
Demand for business integration continues to intensify across a broad range of industries. Yet disappointing returns from enterprise application integration (EAI) projects and increased competition are conspiring to squeeze pure-play integration vendors from all directions. In this ar...
Web services certainly have the potential to improve and simplify the process of enterprise application integration (EAI). By establishing a nonproprietary, universally accepted standard of communication between applications, Web services can succeed where other approaches have struggl...