GenericCacheEntry


1   package org.apache.oro.util;
2   
3   /* ====================================================================
4    * The Apache Software License, Version 1.1
5    *
6    * Copyright (c) 2000 The Apache Software Foundation.  All rights
7    * reserved.
8    *
9    * Redistribution and use in source and binary forms, with or without
10   * modification, are permitted provided that the following conditions
11   * are met:
12   *
13   * 1. Redistributions of source code must retain the above copyright
14   *    notice, this list of conditions and the following disclaimer.
15   *
16   * 2. Redistributions in binary form must reproduce the above copyright
17   *    notice, this list of conditions and the following disclaimer in
18   *    the documentation and/or other materials provided with the
19   *    distribution.
20   *
21   * 3. The end-user documentation included with the redistribution,
22   *    if any, must include the following acknowledgment:
23   *       "This product includes software developed by the
24   *        Apache Software Foundation (http://www.apache.org/)."
25   *    Alternately, this acknowledgment may appear in the software itself,
26   *    if and wherever such third-party acknowledgments normally appear.
27   *
28   * 4. The names "Apache" and "Apache Software Foundation", "Jakarta-Oro" 
29   *    must not be used to endorse or promote products derived from this
30   *    software without prior written permission. For written
31   *    permission, please contact apache@apache.org.
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33   * 5. Products derived from this software may not be called "Apache" 
34   *    or "Jakarta-Oro", nor may "Apache" or "Jakarta-Oro" appear in their 
35   *    name, without prior written permission of the Apache Software Foundation.
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37   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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39   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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41   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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44   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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49   * ====================================================================
50   *
51   * This software consists of voluntary contributions made by many
52   * individuals on behalf of the Apache Software Foundation.  For more
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54   * <http://www.apache.org/>.
55   *
56   * Portions of this software are based upon software originally written 
57   * by Daniel F. Savarese. We appreciate his contributions.
58   */
59  
60  /**
61   * A structure used to store values in a GenericCache.  It
62   * is declared with default access to limit it to use only within the
63   * package.
64  
65   @author <a HREF="dfs@savarese.org">Daniel F. Savarese</a>
66   @version $Id: GenericCacheEntry.java,v 1.1.1.1 2000/07/23 23:08:54 jon Exp $
67   */
68  final class GenericCacheEntry implements java.io.Serializable   {
69    /** The cache array index of the entry. */
70    int _index;
71    /** The value stored at this entry. */
72    Object   _value;
73    /** The key used to store the value. */
74    Object   _key;
75  
76    GenericCacheEntry(int index) {
77      _index = index;
78      _value = null;
79      _key   = null;
80    }
81  }
82
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