org.jaxen.function.ext
Class LowerFunction

java.lang.Object
  extended by org.jaxen.function.ext.LocaleFunctionSupport
      extended by org.jaxen.function.ext.LowerFunction
All Implemented Interfaces:
Function

public class LowerFunction
extends LocaleFunctionSupport

string lower-case(string) This function can take a second parameter of the Locale to use for the String conversion.

For example lower-case( /foo/bar ) lower-case( /foo/@name, $myLocale )

Author:
mark wilson (markw@wilsoncom.de), James Strachan

Constructor Summary
LowerFunction()
           
 
Method Summary
 Object call(Context context, List args)
          Evaluate this function.
static String evaluate(Object strArg, Locale locale, Navigator nav)
          Converts the given string value to lower case using an optional Locale
 
Methods inherited from class org.jaxen.function.ext.LocaleFunctionSupport
findLocale, findLocaleForLanguage, getLocale
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

LowerFunction

public LowerFunction()
Method Detail

call

public Object call(Context context,
                   List args)
            throws FunctionCallException
Description copied from interface: Function
Evaluate this function.

Parameters:
context - the context at the point in the expression when the function is called
args - arguments provided to the function
Returns:
the result of evaluating the function; a List (node-set), Double, Boolean, or String
Throws:
FunctionCallException - if an XPath error occurs during evaluation; for instance, if the number or type of the arguments is incorrect

evaluate

public static String evaluate(Object strArg,
                              Locale locale,
                              Navigator nav)
Converts the given string value to lower case using an optional Locale

Parameters:
strArg - the value which gets converted to a String
locale - the Locale to use for the conversion or null English should be used
nav - the Navigator to use


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