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Java > Open Source Codes > gnu > trove > TByteIterator


1 ///////////////////////////////////////////////////////////////////////////////
2 // Copyright (c) 2001, Eric D. Friedman All Rights Reserved.
3 //
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License, or (at your option) any later version.
8 //
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
13 //
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 ///////////////////////////////////////////////////////////////////////////////
18
19 package gnu.trove;
20
21 /**
22  * Iterator for byte collections.
23  *
24  * @author Eric D. Friedman
25  * @version $Id: TByteIterator.java,v 1.1 2004/11/09 15:48:46 ericdf Exp $
26  */
27
28 public class TByteIterator extends TPrimitiveIterator {
29     /** the collection on which the iterator operates */
30     private final TByteHash _hash;
31
32     /**
33      * Creates a TByteIterator for the elements in the specified collection.
34      */
35     public TByteIterator(TByteHash hash) {
36     super(hash);
37     this._hash = hash;
38     }
39
40     /**
41      * Advances the iterator to the next element in the underlying collection
42      * and returns it.
43      *
44      * @return the next byte in the collection
45      * @exception NoSuchElementException if the iterator is already exhausted
46      */
47     public byte next() {
48     moveToNextIndex();
49     return _hash._set[_index];
50     }
51 }// TByteIterator
52
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