More information on XML standards can be found at various Web sites, the most important being the W3C Web site, which is found at http://www.w3.org.
Day 16, “Integrating XML with J2EE,” covers in more detail the subject of creating and validating XML. It introduces the Java API for XML Processing (JAXP) that allows you to use J2EE to parse and create XML.
Other related XML subjects, such as XSLT, Xpath, and XPointer, are covered on Day 17, “Transforming XML Documents.” A brief introduction to these subjects is given in this section.
XSL is a stylesheet language for XML. XSL specifies the styling of an XML document by using XSL Transformations to describe how the document is transformed into another XML document. ...