src/share/jaxws_classes/com/sun/xml/internal/fastinfoset/util/CharArrayArray.java

changeset 286
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parent 0
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1 /*
2 * Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 *
25 * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC.
26 */
27
28 package com.sun.xml.internal.fastinfoset.util;
29
30 import com.sun.xml.internal.fastinfoset.CommonResourceBundle;
31
32 public class CharArrayArray extends ValueArray {
33
34 private CharArray[] _array;
35
36 private CharArrayArray _readOnlyArray;
37
38 public CharArrayArray(int initialCapacity, int maximumCapacity) {
39 _array = new CharArray[initialCapacity];
40 _maximumCapacity = maximumCapacity;
41 }
42
43 public CharArrayArray() {
44 this(DEFAULT_CAPACITY, MAXIMUM_CAPACITY);
45 }
46
47 public final void clear() {
48 for (int i = 0; i < _size; i++) {
49 _array[i] = null;
50 }
51 _size = 0;
52 }
53
54 /**
55 * Returns cloned version of internal CharArray[].
56 * @return cloned version of internal CharArray[].
57 */
58 public final CharArray[] getArray() {
59 if (_array == null) return null;
60
61 final CharArray[] clonedArray = new CharArray[_array.length];
62 System.arraycopy(_array, 0, clonedArray, 0, _array.length);
63 return clonedArray;
64 }
65
66 public final void setReadOnlyArray(ValueArray readOnlyArray, boolean clear) {
67 if (!(readOnlyArray instanceof CharArrayArray)) {
68 throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.illegalClass", new Object[]{readOnlyArray}));
69 }
70
71 setReadOnlyArray((CharArrayArray)readOnlyArray, clear);
72 }
73
74 public final void setReadOnlyArray(CharArrayArray readOnlyArray, boolean clear) {
75 if (readOnlyArray != null) {
76 _readOnlyArray = readOnlyArray;
77 _readOnlyArraySize = readOnlyArray.getSize();
78
79 if (clear) {
80 clear();
81 }
82 }
83 }
84
85 public final CharArray get(int i) {
86 if (_readOnlyArray == null) {
87 return _array[i];
88 } else {
89 if (i < _readOnlyArraySize) {
90 return _readOnlyArray.get(i);
91 } else {
92 return _array[i - _readOnlyArraySize];
93 }
94 }
95 }
96
97 public final void add(CharArray s) {
98 if (_size == _array.length) {
99 resize();
100 }
101
102 _array[_size++] = s;
103 }
104
105 protected final void resize() {
106 if (_size == _maximumCapacity) {
107 throw new ValueArrayResourceException(CommonResourceBundle.getInstance().getString("message.arrayMaxCapacity"));
108 }
109
110 int newSize = _size * 3 / 2 + 1;
111 if (newSize > _maximumCapacity) {
112 newSize = _maximumCapacity;
113 }
114
115 final CharArray[] newArray = new CharArray[newSize];
116 System.arraycopy(_array, 0, newArray, 0, _size);
117 _array = newArray;
118 }
119 }

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