This article, Google Web Toolkit and Web Services: The XML Way, originally appeared on Wazi, a free source for news, information, and articles on open source software.
Modern web applications that make heavy use of Ajax benefit from mashing up data from different services. Applications built with the Google Web Toolkit (GWT) can work with both XML and JSON data. In this two-part series, we’ll build a project to show how to get and process XML and JSON data, and deal with sundry matters such as security restrictions and server-side proxies. What you’ll learn here should help you deal with all kinds of services and enhance your GWT applications.
Read more at Wazi
