Chapter 3. SOA and Web Services

In Chapter 2, we focused on defining the core concepts and principles of SOA in a technology-neutral manner. In this chapter, we consider the relationship between SOA and Web services.

Web services (SOAP, WSDL, UDDI, and the extended Web services specifications) are a set of open standards that will lead to widespread adoption of SOAs and serve as the basis for a new generation of service oriented development.

An SOA based on Web services has the following advantages:

  • It is standards-based, meaning that the organization no longer needs to invest in proprietary solutions, which create vendor lock-in.

  • It provides interoperability of solutions and allows you to mix and match best-of-breed products from several vendors, ...

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