001    /*
002    * Licensed to the Apache Software Foundation (ASF) under one or more
003    * contributor license agreements.  See the NOTICE file distributed with
004    * this work for additional information regarding copyright ownership.
005    * The ASF licenses this file to You under the Apache License, Version 2.0
006    * (the "License"); you may not use this file except in compliance with
007    * the License.  You may obtain a copy of the License at
008    *
009    *     http://www.apache.org/licenses/LICENSE-2.0
010    *
011    * Unless required by applicable law or agreed to in writing, software
012    * distributed under the License is distributed on an "AS IS" BASIS,
013    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014    * See the License for the specific language governing permissions and
015    * limitations under the License.
016    */
017    
018    package javax.servlet.jsp.el;
019    
020    /**
021     * <p>The interface to a map between EL function names and methods.</p>
022     *
023     * <p>Classes implementing this interface may, for instance, consult tag library
024     * information to resolve the map. </p>
025     *
026     * @since 2.0
027     * @deprecated
028     */
029    public interface FunctionMapper {
030      /**
031       * Resolves the specified local name and prefix into a Java.lang.Method.
032       * Returns null if the prefix and local name are not found.
033       * 
034       * @param prefix the prefix of the function, or "" if no prefix.
035       * @param localName the short name of the function
036       * @return the result of the method mapping.  Null means no entry found.
037       **/
038      public java.lang.reflect.Method resolveFunction(String prefix, 
039          String localName);
040    }