Preface

Web services offer a new and evolving paradigm for building distributed web applications. This book focuses on the essentials of web services and covers four main technologies: XML-RPC, SOAP, WSDL, and UDDI. The book offers a high-level overview of each technology. It also describes the relevant API and discusses implementation options for each technology. The book includes a broad range of working examples so that you can immediately see web services in action.