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 IntArrayList implements Iterable4 {
27:
28: protected int[] i_content;
29:
30: private int i_count;
31:
32: public IntArrayList() {
33: this (10);
34: }
35:
36: public IntArrayList(int initialSize) {
37: i_content = new int[initialSize];
38: }
39:
40: public void add(int a_value) {
41: if (i_count >= i_content.length) {
42: int inc = i_content.length / 2;
43: if (inc < 10) {
44: inc = 10;
45: }
46: int[] temp = new int[i_content.length + inc];
47: System.arraycopy(i_content, 0, temp, 0, i_content.length);
48: i_content = temp;
49: }
50: i_content[i_count++] = a_value;
51: }
52:
53: public int indexOf(int a_value) {
54: for (int i = 0; i < i_count; i++) {
55: if (i_content[i] == a_value) {
56: return i;
57: }
58: }
59: return -1;
60: }
61:
62: public int size() {
63: return i_count;
64: }
65:
66: public long[] asLong() {
67: long[] longs = new long[i_count];
68: for (int i = 0; i < i_count; i++) {
69: longs[i] = i_content[i];
70: }
71: return longs;
72: }
73:
74: public IntIterator4 intIterator() {
75: return new IntIterator4Impl(i_content, i_count);
76: }
77:
78: public Iterator4 iterator() {
79: return intIterator();
80: }
81:
82: public int get(int index) {
83: return i_content[index];
84: }
85:
86: public void swap(int left, int right) {
87: if (left != right) {
88: int swap = i_content[left];
89: i_content[left] = i_content[right];
90: i_content[right] = swap;
91: }
92: }
93:
94: }
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