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comparison src/org/tmatesoft/hg/internal/IntTuple.java @ 674:cce0387c6041

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Introduced dedicated IntSliceSeq/IntTuple in place of IntArray with subsequences
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 17 Jul 2013 15:40:51 +0200
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children 1c49c0cee540
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673:545b1d4cc11d 674:cce0387c6041
1 /*
2 * Copyright (c) 2013 TMate Software Ltd
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * For information on how to redistribute this software under
14 * the terms of a license other than GNU General Public License
15 * contact TMate Software at support@hg4j.com
16 */
17 package org.tmatesoft.hg.internal;
18
19 /**
20 * Tuple of integers
21 * @author Artem Tikhomirov
22 * @author TMate Software Ltd.
23 */
24 public final class IntTuple implements Cloneable {
25 private final int size;
26 private IntVector v;
27 private int start;
28
29 IntTuple(int length) {
30 size = length;
31 }
32 /*package*/IntTuple set(IntVector vect, int index) {
33 v = vect;
34 start = index;
35 return this;
36 }
37
38 public int size() {
39 return size;
40 }
41
42 public int at(int index) {
43 if (index < size) {
44 return v.get(start + index);
45 }
46 throw new IllegalArgumentException(String.valueOf(index));
47 }
48
49 public IntTuple clone() {
50 try {
51 return (IntTuple) super.clone();
52 } catch (CloneNotSupportedException ex) {
53 throw new Error(ex);
54 }
55 }
56 }