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1   /*
2    * Copyright 2002-2006 The Apache Software Foundation.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.apache.commons.jexl.context;
18  
19  import org.apache.commons.jexl.JexlContext;
20  
21  import java.util.HashMap;
22  import java.util.Map;
23  
24  /***
25   *  Implementation of JexlContext based on a HashMap.
26   *
27   *  @since 1.0
28   *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
29   *  @version $Id: HashMapContext.java 397116 2006-04-26 07:01:33Z dion $
30   */
31  public class HashMapContext extends HashMap implements JexlContext {
32      /*** serialization version id jdk13 generated. */
33      static final long serialVersionUID = 5715964743204418854L;
34      /***
35       * {@inheritDoc}
36       */
37      public void setVars(Map vars) {
38          clear();
39          putAll(vars);
40      }
41  
42      /***
43       * {@inheritDoc}
44       */
45      public Map getVars() {
46          return this;
47      }
48  }