## Uses of Interface
javax.xml.xpath.XPathFunction

Packages that use XPathFunction
Package | Description
--- | ---
javax.xml.xpath |
org.apache.xalan.extensions | Implementation of Xalan Extension Mechanism.

### Uses of XPathFunction in javax.xml.xpath

Methods in javax.xml.xpath that return XPathFunction
Modifier and Type | Method and Description
--- | ---
`XPathFunction` | XPathFunctionResolver.`resolveFunction(QName functionName, int arity)` Find a function in the set of available functions.

### Uses of XPathFunction in org.apache.xalan.extensions

Classes in org.apache.xalan.extensions that implement XPathFunction
Modifier and Type | Class and Description
--- | ---
`class` | `XPathFunctionImpl` A sample implementation of XPathFunction, with support for EXSLT extension functions and Java extension functions.

Methods in org.apache.xalan.extensions that return XPathFunction
Modifier and Type | Method and Description
--- | ---
`XPathFunction` | XPathFunctionResolverImpl.`resolveFunction(QName qname, int arity)` Resolve an extension function from the qualified name and arity.