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1 /* |
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2 * CDDL HEADER START |
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3 * |
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4 * The contents of this file are subject to the terms of the |
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5 * Common Development and Distribution License (the "License"). |
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6 * You may not use this file except in compliance with the License. |
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7 * |
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8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
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9 * or http://www.opensolaris.org/os/licensing. |
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10 * See the License for the specific language governing permissions |
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11 * and limitations under the License. |
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12 * |
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13 * When distributing Covered Code, include this CDDL HEADER in each |
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14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
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15 * If applicable, add the following below this CDDL HEADER, with the |
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16 * fields enclosed by brackets "[]" replaced with your own identifying |
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17 * information: Portions Copyright [yyyy] [name of copyright owner] |
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18 * |
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19 * CDDL HEADER END |
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20 */ |
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21 |
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22 /* |
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23 * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved. |
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24 */ |
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25 |
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26 |
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27 package com.oracle.solaris.vp.panels.usermgr.client.swing; |
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28 |
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29 import java.util.Vector; |
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30 |
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31 /** |
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32 * SMC code adapted for Visual Panels |
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33 * |
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34 * The <code>QuickVector</code> class extends the Vector class, |
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35 * providing additional methods which allow faster |
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36 * access to elements of the array. |
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37 * |
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38 */ |
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39 public |
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40 class QuickVector extends Vector { |
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41 |
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42 /** |
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43 * Constructs an empty vector with the specified initial capacity and |
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44 * capacity increment. |
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45 * |
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46 * @param initialCapacity the initial capacity of the vector. |
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47 * @param capacityIncrement the amount by which the capacity is |
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48 * increased when the vector overflows. |
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49 */ |
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50 public QuickVector(int initialCapacity, int capacityIncrement) { |
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51 super(initialCapacity, capacityIncrement); |
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52 } |
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53 |
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54 /** |
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55 * Constructs an empty vector with the specified initial capacity. |
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56 * |
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57 * @param initialCapacity the initial capacity of the vector. |
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58 */ |
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59 public QuickVector(int initialCapacity) { |
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60 super(initialCapacity); |
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61 } |
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62 |
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63 /** |
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64 * Constructs an empty vector. |
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65 * |
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66 */ |
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67 public QuickVector() { |
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68 super(); |
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69 } |
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70 |
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71 /** |
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72 * Returns the component at the specified index. |
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73 * |
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74 * @param index an index into this vector. |
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75 * @return the component at the specified index. |
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76 * @exception ArrayIndexOutOfBoundsException if an invalid index was |
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77 * given. |
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78 */ |
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79 public final Object quickElementAt(int index) { |
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80 if (index >= elementCount) { |
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81 throw new ArrayIndexOutOfBoundsException( |
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82 index + " >= " + elementCount); |
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83 } |
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84 return elementData[index]; |
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85 } |
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86 |
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87 /** |
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88 * Sets the component at the specified <code>index</code> of this |
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89 * vector to be the specified object. The previous component at that |
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90 * position is discarded. |
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91 * <p> |
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92 * The index must be a value greater than or equal to <code>0</code> |
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93 * and less than the current size of the vector. |
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94 * |
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95 * @param obj what the component is to be set to. |
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96 * @param index the specified index. |
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97 * @exception ArrayIndexOutOfBoundsException if the index was invalid. |
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98 */ |
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99 public final void quickSetElementAt(Object obj, int index) { |
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100 if (index >= elementCount) { |
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101 throw new ArrayIndexOutOfBoundsException( |
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102 index + " >= " + elementCount); |
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103 } |
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104 elementData[index] = obj; |
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105 } |
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106 |
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107 public final void quickSwapElementsAt(int element1, int element2) { |
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108 Object obj = null; |
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109 |
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110 if (element1 >= elementCount) { |
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111 throw new ArrayIndexOutOfBoundsException( |
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112 element1 + " >= " + elementCount); |
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113 } |
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114 if (element2 >= elementCount) { |
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115 throw new ArrayIndexOutOfBoundsException( |
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116 element2 + " >= " + elementCount); |
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117 } |
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118 obj = elementData[element1]; |
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119 elementData[element1] = elementData[element2]; |
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120 elementData[element2] = obj; |
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121 } |
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122 |
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123 } |