Sure. There's a section called "Extensibility" on the page (unfortunately omitted from the table of contents), which in turn points you to (which is a bit XSLT-oriented, but basically applies equally to XQuery).
Michael Kay

From: [] On Behalf Of Benson Cheng
Sent: 24 March 2004 20:59
Subject: [saxon] Support Java external functions in XQuery?

I am just wondering if Saxon supports java exteranl function in XQuery?  If it does, is there an example somewhere I can take a look?