javax.el
Class FunctionMapper

java.lang.Object
  javax.el.FunctionMapper

public abstract class FunctionMapper
extends Object

The interface to a map between EL function names and methods.

A FunctionMapper maps ${prefix:name()} style functions to a static method that can execute that function.

Since:

JSP 2.1

Constructor Summary
FunctionMapper()

 

Method Summary
abstract  Method	resolveFunction(String prefix, String localName)           Resolves the specified prefix and local name into a java.lang.Method.

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

FunctionMapper

public FunctionMapper()

resolveFunction

public abstract Method resolveFunction(String prefix,
                                       String localName)

Resolves the specified prefix and local name into a java.lang.Method.

Returns null if no function could be found that matches the given prefix and local name.

Parameters:

prefix - the prefix of the function, or "" if no prefix. For example, "fn" in ${fn:method()}, or "" in ${method()}.

localName - the short name of the function. For example, "method" in ${fn:method()}.

Returns:

the static method to invoke, or null if no match was found.