File D:\maven-qcr-plugin-testsunitaires\qcr4java\jenkins-master\target\site\qc\core\src\main\java\hudson\util\AdaptedIterator.java.html

1 /*
2 * The MIT License
3 *
4 * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 package hudson.util;
25
26 import java.util.Iterator;
27
28 /**
29 * {@link Iterator} that adapts the values returned from another iterator.
30 *
31 * <p>
32 * This class should be really in {@link Iterators} but for historical reasons it's here.
33 *
34 * @author Kohsuke Kawaguchi
35 * @since 1.121
36 * @see Iterators
37 */
38 public abstract class AdaptedIterator<T,U> implements Iterator<U> {
39 private final Iterator<? extends T> core;
40
41 protected AdaptedIterator(Iterator<? extends T> core) {
42 this.core = core;
43 }
44
45 protected AdaptedIterator(Iterable<? extends T> core) {
46 this(core.iterator());
47 }
48
49 public boolean hasNext() {
50 return core.hasNext();
51 }
52
53 public U next() {
54 return adapt(core.next());
55 }
56
57 protected abstract U adapt(T item);
58
59 public void remove() {
60 core.remove();
61 }
62 }
63