1 /** 2 * 3 * Copyright 2003-2004 The Apache Software Foundation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 // 19 // This source code implements specifications defined by the Java 20 // Community Process. In order to remain compliant with the specification 21 // DO NOT add / change / or delete method signatures! 22 // 23 24 package javax.servlet.jsp.el; 25 26 /** 27 * <p>The interface to a map between EL function names and methods.</p> 28 * 29 * <p>Classes implementing this interface may, for instance, consult tag library 30 * information to resolve the map. </p> 31 * 32 * @since 2.0 33 */ 34 public interface FunctionMapper { 35 /** 36 * Resolves the specified local name and prefix into a Java.lang.Method. 37 * Returns null if the prefix and local name are not found. 38 * 39 * @param prefix the prefix of the function, or "" if no prefix. 40 * @param localName the short name of the function 41 * @return the result of the method mapping. Null means no entry found. 42 **/ 43 public java.lang.reflect.Method resolveFunction(String prefix, 44 String localName); 45 }