Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ReadOnlyListIterator |
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| 0.0;0 |
1 | /* | |
2 | * Licensed under the MIT License | |
3 | * | |
4 | * Copyright 2010 (c) Flávio Silva, http://flsilva.com | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person | |
7 | * obtaining a copy of this software and associated documentation | |
8 | * files (the "Software"), to deal in the Software without | |
9 | * restriction, including without limitation the rights to use, | |
10 | * copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following | |
13 | * conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be | |
16 | * included in all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
20 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
21 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
22 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
23 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
24 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
25 | * OTHER DEALINGS IN THE SOFTWARE. | |
26 | * | |
27 | * http://www.opensource.org/licenses/mit-license.php | |
28 | */ | |
29 | ||
30 | 1 | package org.as3collections.iterators { |
31 | import org.as3collections.IList; | |
32 | import org.as3coreaddendum.errors.UnsupportedOperationError; | |
33 | import org.as3utils.ReflectionUtil; | |
34 | ||
35 | /** | |
36 | * An iterator to iterate over lists. | |
37 | * This implementation doesn't allow modifications in the list. | |
38 | * All methods that change the list will throw an <code>UnsupportedOperationError</code>. | |
39 | * | |
40 | * @author Flávio Silva | |
41 | */ | |
42 | public class ReadOnlyListIterator extends ListIterator | |
43 | { | |
44 | /** | |
45 | * Constructor, creates a new <code>ReadOnlyListIterator</code> object. | |
46 | * | |
47 | * @param source the source <code>ReadOnlyListIterator</code> to iterate over. | |
48 | * @param position indicates the first element that would be returned by an initial call to <code>next</code>. An initial call to <code>previous</code> would return the element with the specified position minus one. | |
49 | * @throws ArgumentError if the <code>source</code> argument is <code>null</code>. | |
50 | */ | |
51 | public function ReadOnlyListIterator(source:IList, position:int = 0) | |
52 | { | |
53 | 1 | super(source, position); |
54 | 1 | } |
55 | ||
56 | /** | |
57 | * This implementation always throws an <code>UnsupportedOperationError</code>. | |
58 | * | |
59 | * @param element the element to add. | |
60 | * @throws org.as3coreaddendum.errors.UnsupportedOperationError <code>ReadOnlyListIterator</code> is a read-only iterator and doesn't allow modifications in the list. | |
61 | */ | |
62 | override public function add(element:*): Boolean | |
63 | { | |
64 | 1 | throw new UnsupportedOperationError(ReflectionUtil.getClassName(this) + " is a read-only iterator and doesn't allow modifications in the list."); |
65 | } | |
66 | ||
67 | /** | |
68 | * This implementation always throws an <code>UnsupportedOperationError</code>. | |
69 | * | |
70 | * @throws org.as3coreaddendum.errors.UnsupportedOperationError <code>ReadOnlyListIterator</code> is a read-only iterator and doesn't allow modifications in the list. | |
71 | */ | |
72 | override public function remove(): void | |
73 | { | |
74 | 1 | throw new UnsupportedOperationError(ReflectionUtil.getClassName(this) + " is a read-only iterator and doesn't allow modifications in the list."); |
75 | } | |
76 | ||
77 | /** | |
78 | * This implementation always throws an <code>UnsupportedOperationError</code>. | |
79 | * | |
80 | * @param element the element with which to replace the last element returned by <code>next</code> or <code>previous</code>. | |
81 | * @throws org.as3coreaddendum.errors.UnsupportedOperationError <code>ReadOnlyListIterator</code> is a read-only iterator and doesn't allow modifications in the list. | |
82 | */ | |
83 | override public function set(element:*): void | |
84 | { | |
85 | 1 | throw new UnsupportedOperationError(ReflectionUtil.getClassName(this) + " is a read-only iterator and doesn't allow modifications in the list."); |
86 | } | |
87 | ||
88 | } | |
89 | ||
90 | } |