rating coment: I like this article a lot, since it provides an insight into different technologies. Although it only scratches the surface of every technology, it got me quite curious about the whole screen-scraping idea.
XQueryis a W3C standard for extracting information from XML documents, currently spanning 14 working drafts. While the majority of interest in XQuery is centered around querying large bases of semi-structured document data, XQuery can be surprisingly effective for some much more mundane uses as well. In this month's Java theory and practice, columnist Brian Goetz shows you how XQuery can be used effectively as an HTML screen-scraping engine.