com.caucho.xsl.fun
Class KeyFun

java.lang.Object
  com.caucho.xpath.XPathFun
      com.caucho.xsl.fun.KeyFun

public class KeyFun
extends XPathFun

The key(...) function.

Nested Class Summary

static class

KeyFun.Key

Constructor Summary

KeyFun()

Method Summary

void	add(java.lang.String name, AbstractPattern match, Expr use) Add a new key.
java.lang.Object	eval(org.w3c.dom.Node node, ExprEnvironment env, AbstractPattern pattern, java.util.ArrayList args) Evaluate the function.
java.util.HashMap<java.lang.String,KeyFun.Key>	getKeys()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

KeyFun

public KeyFun()

Method Detail

add

public void add(java.lang.String name,
                AbstractPattern match,
                Expr use)

Add a new key.

Parameters:

name - name of the key

match - the key's match pattern

use - the key's use expression

getKeys

public java.util.HashMap<java.lang.String,KeyFun.Key> getKeys()

eval

public java.lang.Object eval(org.w3c.dom.Node node,
                             ExprEnvironment env,
                             AbstractPattern pattern,
                             java.util.ArrayList args)
                      throws XPathException

Evaluate the function.

Specified by:

eval in class XPathFun

Parameters:

pattern - The context pattern.

args - The evaluated arguments

Throws:

XPathException