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Java > Open Source Codes > org > objectweb > dream > util > ArrayIterator


1 /**
2  * Dream
3  * Copyright (C) 2003-2004 INRIA Rhone-Alpes
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  *
19  * Contact : dream@objectweb.org
20  *
21  * Initial developer(s): Matthieu Leclercq
22  * Contributor(s):
23  */
24
25 package org.objectweb.dream.util;
26
27 import java.util.Iterator JavaDoc;
28 import java.util.NoSuchElementException JavaDoc;
29
30 /**
31  */
32 public final class ArrayIterator implements Iterator JavaDoc
33 {
34
35   private Object JavaDoc[] array;
36   int index = 0;
37
38   /**
39    * Create an iterator over the array elements.
40    *
41    * @param array an array.
42    */
43   public ArrayIterator(Object JavaDoc[] array)
44   {
45     this.array = array;
46   }
47
48   /**
49    * @see java.util.Iterator#remove()
50    */
51   public void remove()
52   {
53     throw new UnsupportedOperationException JavaDoc();
54   }
55
56   /**
57    * @see java.util.Iterator#hasNext()
58    */
59   public boolean hasNext()
60   {
61     return index < array.length;
62   }
63
64   /**
65    * @see java.util.Iterator#next()
66    */
67   public Object JavaDoc next()
68   {
69     if (!hasNext())
70     {
71       throw new NoSuchElementException JavaDoc();
72     }
73     return array[index++];
74   }
75
76 }
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