01: /*--
02:
03: Copyright (C) 2002-2005 Adrian Price.
04: All rights reserved.
05:
06: Redistribution and use in source and binary forms, with or without
07: modification, are permitted provided that the following conditions
08: are met:
09:
10: 1. Redistributions of source code must retain the above copyright
11: notice, this list of conditions, and the following disclaimer.
12:
13: 2. Redistributions in binary form must reproduce the above copyright
14: notice, this list of conditions, and the disclaimer that follows
15: these conditions in the documentation and/or other materials
16: provided with the distribution.
17:
18: 3. The names "OBE" and "Open Business Engine" must not be used to
19: endorse or promote products derived from this software without prior
20: written permission. For written permission, please contact
21: adrianprice@sourceforge.net.
22:
23: 4. Products derived from this software may not be called "OBE" or
24: "Open Business Engine", nor may "OBE" or "Open Business Engine"
25: appear in their name, without prior written permission from
26: Adrian Price (adrianprice@users.sourceforge.net).
27:
28: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
29: WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
30: OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
31: DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
32: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
33: (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
34: SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
36: STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
37: IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38: POSSIBILITY OF SUCH DAMAGE.
39:
40: For more information on OBE, please see
41: <http://obe.sourceforge.net/>.
42:
43: */
44:
45: package org.obe.client.api.base;
46:
47: import java.util.Iterator;
48: import java.util.NoSuchElementException;
49:
50: /**
51: * Utility class to iterate through an Object array.
52: *
53: * @author Adrian Price
54: */
55: public class ArrayIterator implements Iterator {
56: protected Object[] _array;
57: protected int _index;
58:
59: public ArrayIterator(Object[] array) {
60: _array = array;
61: }
62:
63: public boolean hasNext() {
64: return _array != null && _index < _array.length;
65: }
66:
67: public Object next() {
68: if (_array == null || _index == _array.length)
69: throw new NoSuchElementException();
70: return _array[_index++];
71: }
72:
73: public void remove() {
74: throw new UnsupportedOperationException();
75: }
76: }
|