quá khứ, vv Các dịch vụ khác có thể trấn an các nhà cung cấp dịch vụ mà người mua sẽ có thể để so sánh các nhà cung cấp khác nhau khá. Ví dụ, công ty của tôi có thể có giá cao hơn một chút, nhưng chúng tôi không yêu cầu phải có sản phẩm trong kho khi kho của chúng tôi có sản phẩm nào. | Programming Web Services with SOAP past etc. Other services can reassure providers that buyers will be able to compare different providers fairly. For example my company may have slightly higher prices but we don t claim to have products in stock when our warehouses are empty. Web services promise to create an environment in which agents can evaluate various factors the way a human would allowing those human users to focus on things more important to their businesses. The Enterprise Perhaps one of the most significant battles yet to emerge will be the one for dominance in the market for enterprise web services. These are the infrastructure services that will provide the foundation for delivering on the promise of agents and more dynamic forms of e-business. These services include such things as distributed trust management and negotiation metering accounting and billing content and information management privacy enforcement and auditing intelligent and dynamic sourcing and materials procurement and any number of other services that provide the bedrock of enterprise business development. It is still unclear what effect basing such core pieces of the infrastructure on web services technology will have on the marketplace and at this point far too early to offer any real insight. Whatever the impact expect to see much more activity in this area in the very near future as Internet technology companies both old and new vie for position in a burgeoning new market. Web services are a young approach to writing distributed applications. As such they are nowhere near as mature and feature-rich as mechanisms like J2EE CORBA and .NET. Particularly needed is functionality that enables web services to operate in the enterprise environment security transactions database integration etc. This is similar to the early days of Java it took until Java 2 Enterprise Edition for programmers to have a set of standard extensions to Java for security transactions messaging server .
