Real World XML

Locating Resources with xlink:href

The xlink:href attribute is also called the locator attribute. This is the attribute that supplies the data that allows an XLink application to find a remote resource.

URI Definition Although XLinks can be quite general, they commonly use URIs to locate resources. You usually use a URI in xlink:href. Now that we're examining the way linking works in XML, you might want to look up the formal definition of URIs, which you can find in its entirety at www.ics.uci.edu/pub/ietf/uri/rfc2396.txt.

We've seen that you can set the xlink:href attribute to specify a document and an XPointer:

<MOVIE_REVIEW xmlns:xlink = "http://www.w3.org/1999/xlink" 
    xlink:type = "simple"
    xlink:show = "new"
    xlink:href = "http://www.starpowdermovies.com/reviews.xml#xpointer(/child::*[position ...