01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.foundation;
22:
23: /**
24: * @exclude
25: */
26: public class IntIterator4Impl implements IntIterator4 {
27:
28: private final int _count;
29: private int[] _content;
30: private int _current;
31:
32: public IntIterator4Impl(int[] content, int count) {
33: _content = content;
34: _count = count;
35: reset();
36: }
37:
38: public int currentInt() {
39: if (_content == null || _current == _count) {
40: throw new IllegalStateException();
41: }
42: return _content[_current];
43: }
44:
45: public Object current() {
46: return new Integer(currentInt());
47: }
48:
49: public boolean moveNext() {
50: if (_current < _count - 1) {
51: _current++;
52: return true;
53: }
54: _content = null;
55: return false;
56: }
57:
58: public void reset() {
59: _current = -1;
60: }
61:
62: }
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