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
018package org.apache.commons.jexl.context;
019
020import org.apache.commons.jexl.JexlContext;
021
022import java.util.HashMap;
023import java.util.Map;
024
025/**
026 *  Implementation of JexlContext based on a HashMap.
027 *
028 *  @since 1.0
029 *  
030 *  @version $Id$
031 */
032public class HashMapContext extends HashMap<String,Object> implements JexlContext {
033    /** serialization version id jdk13 generated. */
034    private static final long serialVersionUID = 5715964743204418854L;
035    /**
036     * {@inheritDoc}
037     */
038    public void setVars(Map<String,Object> vars) {
039        clear();
040        putAll(vars);
041    }
042
043    /**
044     * {@inheritDoc}
045     */
046    public Map<String,Object> getVars() {
047        return this;
048    }
049}