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.internal;
22:
23: /**
24: * @exclude
25: */
26: public class PersistentIntegerArray extends PersistentBase {
27:
28: private int[] _ints;
29:
30: public PersistentIntegerArray(int id) {
31: setID(id);
32: }
33:
34: public PersistentIntegerArray(int[] arr) {
35: _ints = new int[arr.length];
36: System.arraycopy(arr, 0, _ints, 0, arr.length);
37: }
38:
39: public byte getIdentifier() {
40: return Const4.INTEGER_ARRAY;
41: }
42:
43: public int ownLength() {
44: return (Const4.INT_LENGTH * (size() + 1)) + Const4.ADDED_LENGTH;
45: }
46:
47: public void readThis(Transaction trans, Buffer reader) {
48: int length = reader.readInt();
49: _ints = new int[length];
50: for (int i = 0; i < length; i++) {
51: _ints[i] = reader.readInt();
52: }
53: }
54:
55: public void writeThis(Transaction trans, Buffer writer) {
56: writer.writeInt(size());
57: for (int i = 0; i < _ints.length; i++) {
58: writer.writeInt(_ints[i]);
59: }
60: }
61:
62: private int size() {
63: return _ints.length;
64: }
65:
66: public int[] array() {
67: return _ints;
68: }
69:
70: }
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