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/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* glassfish/bootstrap/legal/CDDLv1.0.txt or
* https://glassfish.dev.java.net/public/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
* [name of copyright owner]
*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
*/
package javax.el;
/**
* 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
*/
public abstract class FunctionMapper {
/**
* 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.
*
* @param prefix the prefix of the function, or "" if no prefix.
* For example, "fn" in ${fn:method()}, or
* "" in ${method()}.
* @param localName the short name of the function. For example,
* "method" in ${fn:method()}.
* @return the static method to invoke, or null if no
* match was found.
*/
public abstract java.lang.reflect.Method resolveFunction(String prefix,
String localName);
}