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