001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.commons.el;
020
021import javax.servlet.jsp.el.FunctionMapper;
022import javax.servlet.jsp.el.ELException;
023import java.lang.reflect.Method;
024
025import java.util.Map;
026import java.util.HashMap;
027
028public class MockFunctionMapper implements FunctionMapper {
029
030    private Map functionMap;
031
032    public MockFunctionMapper() {
033        this.functionMap = new HashMap();
034    }
035
036    public MockFunctionMapper(Map map) {
037        this.functionMap = map;
038    }
039
040    public void addIdentityMethod(String name) {
041        try {
042            getClass().getMethod("identity", new Class[] { Object.class });
043        } catch(Exception e) {
044            e.printStackTrace();
045        }
046    }
047
048    public Object identity(Object input) {
049        return input;
050    }
051
052    public Method resolveFunction(String prefix, String localName) {
053        return (Method) this.functionMap.get(localName);
054    }
055
056}