Mercurial > hg > blitz_stable
annotate src/com/go/trove/util/IdentityMap.java @ 32:243c74d599bf
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author | Dan Creswell <dan.creswell@gmail.com> |
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date | Sat, 12 Jun 2010 10:41:47 +0100 |
parents | 3dc0c5604566 |
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1 /* ==================================================================== |
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2 * Trove - Copyright (c) 1997-2000 Walt Disney Internet Group |
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3 * ==================================================================== |
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4 * The Tea Software License, Version 1.1 |
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5 * |
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6 * Copyright (c) 2000 Walt Disney Internet Group. All rights reserved. |
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7 * |
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8 * Redistribution and use in source and binary forms, with or without |
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9 * modification, are permitted provided that the following conditions |
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10 * are met: |
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11 * |
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12 * 1. Redistributions of source code must retain the above copyright |
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13 * notice, this list of conditions and the following disclaimer. |
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14 * |
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15 * 2. Redistributions in binary form must reproduce the above copyright |
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16 * notice, this list of conditions and the following disclaimer in |
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17 * the documentation and/or other materials provided with the |
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18 * distribution. |
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19 * |
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20 * 3. The end-user documentation included with the redistribution, |
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21 * if any, must include the following acknowledgment: |
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22 * "This product includes software developed by the |
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23 * Walt Disney Internet Group (http://opensource.go.com/)." |
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24 * Alternately, this acknowledgment may appear in the software itself, |
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25 * if and wherever such third-party acknowledgments normally appear. |
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26 * |
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27 * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must |
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28 * not be used to endorse or promote products derived from this |
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29 * software without prior written permission. For written |
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30 * permission, please contact opensource@dig.com. |
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31 * |
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32 * 5. Products derived from this software may not be called "Tea", |
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33 * "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet", |
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34 * "Kettle", "Trove" or "BeanDoc" appear in their name, without prior |
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35 * written permission of the Walt Disney Internet Group. |
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36 * |
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37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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40 * DISCLAIMED. IN NO EVENT SHALL THE WALT DISNEY INTERNET GROUP OR ITS |
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41 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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42 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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43 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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44 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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45 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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46 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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47 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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48 * ==================================================================== |
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49 * |
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50 * For more information about Tea, please see http://opensource.go.com/. |
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51 */ |
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52 |
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53 package com.go.trove.util; |
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54 |
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55 import java.lang.ref.*; |
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56 import java.util.*; |
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57 |
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58 /****************************************************************************** |
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59 * An IdentityMap is like WeakHashMap, except it uses a key's identity |
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60 * hashcode and equals methods. IdentityMap is not thread-safe and must be |
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61 * wrapped with Collections.synchronizedMap to be made thread-safe. Most of the |
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62 * implementation for this class is ripped off from java.util.HashMap, but not |
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63 * java.util.WeakHashMap, in order to acheive greater efficiency. |
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64 * <p> |
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65 * The documentation for WeakHashMap states that it is intended primarily |
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66 * for use with key objects whose equals methods test for object identity |
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67 * using the == operator. Because WeakHashMap uses a key's own equals and |
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68 * hashcode methods, it is better suited for implementing methods that behave |
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69 * like {@link String#intern}. However, because WeakHashMap stongly references |
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70 * values, {@link Utils#intern Utils.intern} provides a safer intern mechanism. |
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71 * <p> |
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72 * In this implementation, all key objects are tested for equality using the |
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73 * == operator, and null keys are not permitted. IdentityMap is therefore |
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74 * better suited for "canonicalized" mappings. |
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75 * <p> |
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76 * Note: Weakly referenced entries may be automatically removed during |
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77 * either accessor or mutator operations, possibly causing a concurrent |
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78 * modification to be detected. Therefore, even if multiple threads are only |
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79 * accessing this map, be sure to synchronize this map first. Also, do not |
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80 * rely on the value returned by size() when using an iterator from this map. |
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81 * The iterators may return less entries than the amount reported by size(). |
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82 * |
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83 * @author Brian S O'Neill |
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84 * @version |
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85 * <!--$$Revision: 1.1 $-->, <!--$$JustDate:--> 00/12/18 <!-- $--> |
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86 * @see java.util.WeakHashMap |
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87 * @see java.util.HashMap |
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88 */ |
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89 public class IdentityMap extends AbstractMap implements Map, Cloneable { |
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90 // Types of Iterators |
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91 static final int KEYS = 0; |
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92 static final int VALUES = 1; |
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93 static final int ENTRIES = 2; |
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94 |
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95 static final Iterator cEmptyHashIterator = new Iterator() { |
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96 public boolean hasNext() { |
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97 return false; |
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98 } |
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99 |
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100 public Object next() { |
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101 throw new NoSuchElementException(); |
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102 } |
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103 |
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104 public void remove() { |
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105 throw new IllegalStateException(); |
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106 } |
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107 }; |
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108 |
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109 /** |
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110 * Test program. |
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111 */ |
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112 /* |
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113 public static void main(String[] args) throws Exception { |
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114 Map map = new IdentityMap(); |
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115 map.put("Hello", "There"); |
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116 for (int i=0; i<1000000; i++) { |
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117 if (i % 5 == 0) { |
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118 map.put(new String("Hello"), "Dude"); |
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119 } |
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120 map.get("Hello"); |
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121 map.get("Stuff"); |
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122 } |
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123 |
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124 System.out.println(map.containsValue("Dude")); |
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125 System.out.println(map.get("Hello")); |
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126 |
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127 System.gc(); |
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128 |
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129 System.out.println(map); |
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130 System.out.println(map.size()); |
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131 |
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132 System.out.println(map.containsValue("Dude")); |
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133 System.out.println(map.get("Hello")); |
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134 |
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135 map.remove("Hello"); |
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136 |
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137 System.out.println(map); |
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138 System.out.println(map.size()); |
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139 |
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140 System.out.println(map.containsValue("Dude")); |
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141 System.out.println(map.get("Hello")); |
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142 } |
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143 */ |
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144 |
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145 /** |
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146 * Converts a string to a collection without calling size(). Iterators from |
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147 * this map may return less entries than the amount reported by size(). |
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148 */ |
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149 static String toString(Collection c) { |
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150 StringBuffer buf = new StringBuffer(); |
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151 Iterator it = c.iterator(); |
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152 buf.append("["); |
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153 for (int i = 0; it.hasNext(); i++) { |
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154 if (i > 0) { |
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155 buf.append(", "); |
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156 } |
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157 buf.append(String.valueOf(it.next())); |
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158 } |
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159 buf.append("]"); |
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160 return buf.toString(); |
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161 } |
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162 |
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163 /** |
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164 * The hash table data. |
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165 */ |
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166 private transient Entry mTable[]; |
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167 |
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168 /** |
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169 * The total number of mappings in the hash table. |
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170 */ |
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171 private transient int mCount; |
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172 |
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173 /** |
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174 * The table is rehashed when its size exceeds this threshold. (The |
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175 * value of this field is (int)(capacity * loadFactor).) |
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176 * |
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177 * @serial |
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178 */ |
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179 private int mThreshold; |
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180 |
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181 /** |
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182 * The load factor for the hashtable. |
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183 * |
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184 * @serial |
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185 */ |
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186 private float mLoadFactor; |
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187 |
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188 /** |
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189 * The number of times this HashMap has been structurally modified |
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190 * Structural modifications are those that change the number of mappings in |
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191 * the HashMap or otherwise modify its internal structure (e.g., |
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192 * rehash). This field is used to make iterators on Collection-views of |
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193 * the HashMap fail-fast. (See ConcurrentModificationException). |
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194 */ |
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195 private transient int mModCount = 0; |
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196 |
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197 // Views |
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198 |
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199 private transient Set mKeySet = null; |
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200 private transient Set mEntrySet = null; |
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201 private transient Collection mValues = null; |
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202 |
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203 /** |
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204 * Constructs a new, empty map with the specified initial |
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205 * capacity and the specified load factor. |
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206 * |
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207 * @param initialCapacity the initial capacity of the HashMap. |
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208 * @param loadFactor the load factor of the HashMap |
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209 * @throws IllegalArgumentException if the initial capacity is less |
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210 * than zero, or if the load factor is nonpositive. |
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211 */ |
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212 public IdentityMap(int initialCapacity, float loadFactor) { |
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213 if (initialCapacity < 0) { |
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214 throw new IllegalArgumentException("Illegal Initial Capacity: "+ |
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215 initialCapacity); |
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216 } |
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217 |
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218 if (loadFactor <= 0 || Float.isNaN(loadFactor)) { |
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219 throw new IllegalArgumentException("Illegal Load factor: "+ |
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220 loadFactor); |
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221 } |
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222 |
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223 if (initialCapacity == 0) { |
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224 initialCapacity = 1; |
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225 } |
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226 |
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227 mLoadFactor = loadFactor; |
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228 mTable = new Entry[initialCapacity]; |
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229 mThreshold = (int)(initialCapacity * loadFactor); |
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230 } |
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231 |
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232 /** |
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233 * Constructs a new, empty map with the specified initial capacity |
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234 * and default load factor, which is <tt>0.75</tt>. |
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235 * |
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236 * @param initialCapacity the initial capacity of the HashMap. |
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237 * @throws IllegalArgumentException if the initial capacity is less |
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238 * than zero. |
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239 */ |
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240 public IdentityMap(int initialCapacity) { |
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241 this(initialCapacity, 0.75f); |
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242 } |
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243 |
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244 /** |
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245 * Constructs a new, empty map with a default capacity and load |
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246 * factor, which is <tt>0.75</tt>. |
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247 */ |
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248 public IdentityMap() { |
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249 this(11, 0.75f); |
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250 } |
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251 |
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252 /** |
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253 * Constructs a new map with the same mappings as the given map. The |
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254 * map is created with a capacity of twice the number of mappings in |
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255 * the given map or 11 (whichever is greater), and a default load factor, |
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256 * which is <tt>0.75</tt>. |
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257 */ |
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258 public IdentityMap(Map t) { |
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259 this(Math.max(2 * t.size(), 11), 0.75f); |
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260 putAll(t); |
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261 } |
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262 |
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263 /** |
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264 * Returns the number of key-value mappings in this map, but this value |
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265 * may be larger than actual amount of entries produced by an iterator. |
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266 * |
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267 * @return the number of key-value mappings in this map. |
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268 */ |
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269 public int size() { |
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270 return mCount; |
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271 } |
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272 |
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273 /** |
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274 * Returns <tt>true</tt> if this map contains no key-value mappings. |
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275 * |
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276 * @return <tt>true</tt> if this map contains no key-value mappings. |
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277 */ |
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278 public boolean isEmpty() { |
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279 return mCount == 0; |
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280 } |
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281 |
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282 /** |
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283 * Returns <tt>true</tt> if this map maps one or more keys to the |
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284 * specified value. |
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285 * |
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286 * @param value value whose presence in this map is to be tested. |
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287 * @return <tt>true</tt> if this map maps one or more keys to the |
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288 * specified value. |
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289 */ |
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290 public boolean containsValue(Object value) { |
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291 Entry tab[] = mTable; |
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292 |
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293 if (value == null) { |
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294 for (int i = tab.length ; i-- > 0 ;) { |
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295 for (Entry e = tab[i], prev = null; e != null; e = e.mNext) { |
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296 if (e.getKey() == null) { |
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297 // Clean up after a cleared Reference. |
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298 mModCount++; |
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299 if (prev != null) { |
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300 prev.mNext = e.mNext; |
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301 } |
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302 else { |
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303 tab[i] = e.mNext; |
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304 } |
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305 mCount--; |
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306 } |
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307 else if (e.mValue == null) { |
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308 return true; |
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309 } |
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310 else { |
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311 prev = e; |
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312 } |
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313 } |
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314 } |
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315 } |
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316 else { |
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317 for (int i = tab.length ; i-- > 0 ;) { |
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318 for (Entry e = tab[i], prev = null; e != null; e = e.mNext) { |
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319 if (e.getKey() == null) { |
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320 // Clean up after a cleared Reference. |
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321 mModCount++; |
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322 if (prev != null) { |
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323 prev.mNext = e.mNext; |
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324 } |
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325 else { |
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326 tab[i] = e.mNext; |
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327 } |
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328 mCount--; |
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329 } |
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330 else if (value.equals(e.mValue)) { |
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331 return true; |
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332 } |
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333 else { |
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334 prev = e; |
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335 } |
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336 } |
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337 } |
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338 } |
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339 |
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340 return false; |
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341 } |
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342 |
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343 /** |
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344 * Returns <tt>true</tt> if this map contains a mapping for the specified |
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345 * key. |
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346 * |
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347 * @return <tt>true</tt> if this map contains a mapping for the specified |
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348 * key. |
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349 * @param key key whose presence in this Map is to be tested. |
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350 */ |
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351 public boolean containsKey(Object key) { |
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352 if (key == null) { |
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353 return false; |
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354 } |
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355 |
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356 Entry tab[] = mTable; |
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357 int hash = System.identityHashCode(key); |
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358 int index = (hash & 0x7FFFFFFF) % tab.length; |
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359 |
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360 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
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361 Object entryKey = e.getKey(); |
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362 |
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363 if (entryKey == null) { |
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parents:
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364 // Clean up after a cleared Reference. |
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365 mModCount++; |
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366 if (prev != null) { |
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367 prev.mNext = e.mNext; |
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parents:
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368 } |
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parents:
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369 else { |
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parents:
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370 tab[index] = e.mNext; |
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parents:
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|
371 } |
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parents:
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372 mCount--; |
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parents:
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|
373 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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374 else if (e.mHash == hash && key == entryKey) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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375 return true; |
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parents:
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|
376 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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377 else { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
378 prev = e; |
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379 } |
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parents:
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380 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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381 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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382 return false; |
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parents:
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|
383 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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384 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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385 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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386 * Returns the value to which this map maps the specified key. Returns |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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387 * <tt>null</tt> if the map contains no mapping for this key. A return |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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388 * value of <tt>null</tt> does not <i>necessarily</i> indicate that the |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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389 * map contains no mapping for the key; it's also possible that the map |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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390 * explicitly maps the key to <tt>null</tt>. The <tt>containsKey</tt> |
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391 * operation may be used to distinguish these two cases. |
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parents:
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392 * |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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393 * @return the value to which this map maps the specified key. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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394 * @param key key whose associated value is to be returned. |
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395 */ |
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parents:
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396 public Object get(Object key) { |
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397 if (key == null) { |
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398 return null; |
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parents:
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399 } |
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parents:
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|
400 |
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parents:
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401 Entry tab[] = mTable; |
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402 int hash = System.identityHashCode(key); |
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403 int index = (hash & 0x7FFFFFFF) % tab.length; |
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parents:
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changeset
|
404 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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405 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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406 Object entryKey = e.getKey(); |
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parents:
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|
407 |
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parents:
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408 if (entryKey == null) { |
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parents:
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409 // Clean up after a cleared Reference. |
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410 mModCount++; |
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411 if (prev != null) { |
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412 prev.mNext = e.mNext; |
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parents:
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413 } |
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parents:
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414 else { |
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parents:
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415 tab[index] = e.mNext; |
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parents:
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416 } |
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417 mCount--; |
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parents:
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|
418 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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419 else if (e.mHash == hash && key == entryKey) { |
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420 return e.mValue; |
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421 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
422 else { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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423 prev = e; |
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424 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
425 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
426 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
427 return null; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
428 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
429 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
430 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
431 * Scans the contents of this map, removing all entries that have a |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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432 * cleared weak key. |
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parents:
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|
433 */ |
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parents:
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|
434 private void cleanup() { |
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parents:
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|
435 Entry tab[] = mTable; |
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parents:
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changeset
|
436 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
437 for (int i = tab.length ; i-- > 0 ;) { |
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parents:
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changeset
|
438 for (Entry e = tab[i], prev = null; e != null; e = e.mNext) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
439 if (e.getKey() == null) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
440 // Clean up after a cleared Reference. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
441 mModCount++; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
442 if (prev != null) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
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443 prev.mNext = e.mNext; |
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parents:
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|
444 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
445 else { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
446 tab[i] = e.mNext; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
447 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
448 mCount--; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
449 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
450 else { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
451 prev = e; |
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parents:
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changeset
|
452 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
453 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
454 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
455 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
456 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
457 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
458 * Rehashes the contents of this map into a new <tt>HashMap</tt> instance |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
459 * with a larger capacity. This method is called automatically when the |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
460 * number of keys in this map exceeds its capacity and load factor. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
461 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
462 private void rehash() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
463 int oldCapacity = mTable.length; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
464 Entry oldMap[] = mTable; |
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parents:
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changeset
|
465 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
466 int newCapacity = oldCapacity * 2 + 1; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
467 Entry newMap[] = new Entry[newCapacity]; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
468 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
469 mModCount++; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
470 mThreshold = (int)(newCapacity * mLoadFactor); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
471 mTable = newMap; |
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parents:
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changeset
|
472 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
473 for (int i = oldCapacity ; i-- > 0 ;) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
474 for (Entry old = oldMap[i] ; old != null ; ) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
475 Entry e = old; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
476 old = old.mNext; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
477 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
478 // Only copy entry if its key hasn't been cleared. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
479 if (e.getKey() == null) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
480 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
481 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
482 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
483 int index = (e.mHash & 0x7FFFFFFF) % newCapacity; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
484 e.mNext = newMap[index]; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
485 newMap[index] = e; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
486 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
487 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
488 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
489 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
490 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
491 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
492 * Associates the specified value with the specified key in this map. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
493 * If the map previously contained a mapping for this key, the old |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
494 * value is replaced. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
495 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
496 * @param key key with which the specified value is to be associated. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
497 * @param value value to be associated with the specified key. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
498 * @return previous value associated with specified key, or <tt>null</tt> |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
499 * if there was no mapping for key. A <tt>null</tt> return can |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
500 * also indicate that the HashMap previously associated |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
501 * <tt>null</tt> with the specified key. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
502 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
503 public Object put(Object key, Object value) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
504 if (key == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
505 throw new NullPointerException("Null key is not permitted"); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
506 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
507 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
508 // Makes sure the key is not already in the HashMap. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
509 Entry tab[] = mTable; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
510 int hash = System.identityHashCode(key); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
511 int index = (hash & 0x7FFFFFFF) % tab.length; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
512 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
513 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
514 Object entryKey = e.getKey(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
515 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
516 if (entryKey == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
517 // Clean up after a cleared Reference. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
518 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
519 if (prev != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
520 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
521 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
522 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
523 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
524 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
525 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
526 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
527 else if (e.mHash == hash && key == entryKey) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
528 Object old = e.mValue; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
529 e.mValue = value; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
530 return old; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
531 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
532 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
533 prev = e; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
534 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
535 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
536 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
537 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
538 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
539 if (mCount >= mThreshold) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
540 // Cleanup the table if the threshold is exceeded. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
541 cleanup(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
542 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
543 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
544 if (mCount >= mThreshold) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
545 // Rehash the table if the threshold is still exceeded. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
546 rehash(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
547 tab = mTable; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
548 index = (hash & 0x7FFFFFFF) % tab.length; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
549 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
550 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
551 // Creates the new entry. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
552 Entry e = new Entry(hash, key, value, tab[index]); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
553 tab[index] = e; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
554 mCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
555 return null; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
556 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
557 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
558 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
559 * Removes the mapping for this key from this map if present. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
560 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
561 * @param key key whose mapping is to be removed from the map. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
562 * @return previous value associated with specified key, or <tt>null</tt> |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
563 * if there was no mapping for key. A <tt>null</tt> return can |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
564 * also indicate that the map previously associated <tt>null</tt> |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
565 * with the specified key. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
566 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
567 public Object remove(Object key) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
568 Entry tab[] = mTable; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
569 int hash = System.identityHashCode(key); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
570 int index = (hash & 0x7FFFFFFF) % tab.length; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
571 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
572 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
573 Object entryKey = e.getKey(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
574 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
575 if (entryKey == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
576 // Clean up after a cleared Reference. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
577 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
578 if (prev != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
579 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
580 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
581 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
582 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
583 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
584 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
585 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
586 else if (e.mHash == hash && key == entryKey) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
587 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
588 if (prev != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
589 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
590 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
591 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
592 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
593 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
594 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
595 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
596 Object oldValue = e.mValue; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
597 e.mValue = null; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
598 return oldValue; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
599 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
600 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
601 prev = e; |
3dc0c5604566
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602 } |
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603 } |
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604 |
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605 return null; |
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606 } |
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607 |
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608 /** |
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609 * Copies all of the mappings from the specified map to this one. |
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610 * |
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611 * These mappings replace any mappings that this map had for any of the |
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612 * keys currently in the specified Map. |
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613 * |
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614 * @param t Mappings to be stored in this map. |
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615 */ |
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616 public void putAll(Map t) { |
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617 Iterator i = t.entrySet().iterator(); |
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618 while (i.hasNext()) { |
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619 Map.Entry e = (Map.Entry) i.next(); |
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620 put(e.getKey(), e.getValue()); |
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621 } |
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622 } |
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623 |
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624 /** |
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625 * Removes all mappings from this map. |
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626 */ |
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627 public void clear() { |
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628 Entry tab[] = mTable; |
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629 mModCount++; |
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630 for (int index = tab.length; --index >= 0; ) { |
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631 tab[index] = null; |
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632 } |
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633 mCount = 0; |
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634 } |
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635 |
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636 /** |
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637 * Returns a shallow copy of this <tt>HashMap</tt> instance: the keys and |
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638 * values themselves are not cloned. |
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639 * |
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640 * @return a shallow copy of this map. |
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641 */ |
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642 public Object clone() { |
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643 try { |
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644 IdentityMap t = (IdentityMap)super.clone(); |
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645 t.mTable = new Entry[mTable.length]; |
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646 for (int i = mTable.length ; i-- > 0 ; ) { |
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647 t.mTable[i] = (mTable[i] != null) |
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648 ? (Entry)mTable[i].clone() : null; |
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649 } |
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650 t.mKeySet = null; |
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651 t.mEntrySet = null; |
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652 t.mValues = null; |
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653 t.mModCount = 0; |
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654 return t; |
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655 } |
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656 catch (CloneNotSupportedException e) { |
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657 // this shouldn't happen, since we are Cloneable |
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658 throw new InternalError(); |
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659 } |
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660 } |
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661 |
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662 /** |
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663 * Returns a set view of the keys contained in this map. The set is |
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664 * backed by the map, so changes to the map are reflected in the set, and |
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665 * vice-versa. The set supports element removal, which removes the |
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666 * corresponding mapping from this map, via the <tt>Iterator.remove</tt>, |
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667 * <tt>Set.remove</tt>, <tt>removeAll</tt>, <tt>retainAll</tt>, and |
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668 * <tt>clear</tt> operations. It does not support the <tt>add</tt> or |
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669 * <tt>addAll</tt> operations. |
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670 * |
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671 * @return a set view of the keys contained in this map. |
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672 */ |
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673 public Set keySet() { |
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674 if (mKeySet == null) { |
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675 mKeySet = new AbstractSet() { |
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676 public Iterator iterator() { |
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677 return getHashIterator(KEYS); |
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678 } |
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679 public int size() { |
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680 return mCount; |
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681 } |
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682 public boolean contains(Object o) { |
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683 return containsKey(o); |
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684 } |
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685 public boolean remove(Object o) { |
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686 return o == null ? false : IdentityMap.this.remove(o) == o; |
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687 } |
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688 public void clear() { |
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689 IdentityMap.this.clear(); |
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690 } |
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691 public String toString() { |
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692 return IdentityMap.this.toString(this); |
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693 } |
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694 }; |
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695 } |
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696 return mKeySet; |
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697 } |
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698 |
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699 /** |
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700 * Returns a collection view of the values contained in this map. The |
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701 * collection is backed by the map, so changes to the map are reflected in |
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702 * the collection, and vice-versa. The collection supports element |
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703 * removal, which removes the corresponding mapping from this map, via the |
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704 * <tt>Iterator.remove</tt>, <tt>Collection.remove</tt>, |
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705 * <tt>removeAll</tt>, <tt>retainAll</tt>, and <tt>clear</tt> operations. |
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706 * It does not support the <tt>add</tt> or <tt>addAll</tt> operations. |
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707 * |
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708 * @return a collection view of the values contained in this map. |
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709 */ |
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710 public Collection values() { |
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711 if (mValues==null) { |
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712 mValues = new AbstractCollection() { |
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713 public Iterator iterator() { |
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714 return getHashIterator(VALUES); |
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715 } |
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716 public int size() { |
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717 return mCount; |
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718 } |
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719 public boolean contains(Object o) { |
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720 return containsValue(o); |
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721 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
722 public void clear() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
723 IdentityMap.this.clear(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
724 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
725 public String toString() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
726 return IdentityMap.this.toString(this); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
727 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
728 }; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
729 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
730 return mValues; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
731 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
732 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
733 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
734 * Returns a collection view of the mappings contained in this map. Each |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
735 * element in the returned collection is a <tt>Map.Entry</tt>. The |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
736 * collection is backed by the map, so changes to the map are reflected in |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
737 * the collection, and vice-versa. The collection supports element |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
738 * removal, which removes the corresponding mapping from the map, via the |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
739 * <tt>Iterator.remove</tt>, <tt>Collection.remove</tt>, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
740 * <tt>removeAll</tt>, <tt>retainAll</tt>, and <tt>clear</tt> operations. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
741 * It does not support the <tt>add</tt> or <tt>addAll</tt> operations. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
742 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
743 * @return a collection view of the mappings contained in this map. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
744 * @see Map.Entry |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
745 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
746 public Set entrySet() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
747 if (mEntrySet==null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
748 mEntrySet = new AbstractSet() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
749 public Iterator iterator() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
750 return getHashIterator(ENTRIES); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
751 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
752 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
753 public boolean contains(Object o) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
754 if (!(o instanceof Map.Entry)) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
755 return false; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
756 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
757 Map.Entry entry = (Map.Entry)o; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
758 Object key = entry.getKey(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
759 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
760 Entry tab[] = mTable; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
761 int hash = System.identityHashCode(key); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
762 int index = (hash & 0x7FFFFFFF) % tab.length; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
763 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
764 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
765 Object entryKey = e.getKey(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
766 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
767 if (entryKey == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
768 // Clean up after a cleared Reference. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
769 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
770 if (prev != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
771 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
772 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
773 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
774 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
775 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
776 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
777 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
778 else if (e.mHash == hash && e.identityEquals(entry)) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
779 return true; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
780 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
781 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
782 prev = e; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
783 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
784 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
785 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
786 return false; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
787 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
788 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
789 public boolean remove(Object o) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
790 if (!(o instanceof Map.Entry)) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
791 return false; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
792 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
793 Map.Entry entry = (Map.Entry)o; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
794 Object key = entry.getKey(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
795 Entry tab[] = mTable; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
796 int hash = System.identityHashCode(key); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
797 int index = (hash & 0x7FFFFFFF) % tab.length; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
798 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
799 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
800 Object entryKey = e.getKey(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
801 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
802 if (entryKey == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
803 // Clean up after a cleared Reference. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
804 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
805 if (prev != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
806 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
807 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
808 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
809 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
810 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
811 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
812 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
813 else if (e.mHash == hash && e.identityEquals(entry)) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
814 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
815 if (prev != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
816 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
817 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
818 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
819 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
820 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
821 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
822 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
823 e.mValue = null; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
824 return true; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
825 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
826 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
827 prev = e; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
828 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
829 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
830 return false; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
831 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
832 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
833 public int size() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
834 return mCount; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
835 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
836 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
837 public void clear() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
838 IdentityMap.this.clear(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
839 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
840 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
841 public String toString() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
842 return IdentityMap.this.toString(this); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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|
843 } |
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parents:
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|
844 }; |
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|
845 } |
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parents:
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|
846 |
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parents:
diff
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|
847 return mEntrySet; |
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parents:
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|
848 } |
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parents:
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changeset
|
849 |
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Dan Creswell <dan.creswell@gmail.com>
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|
850 public String toString() { |
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changeset
|
851 StringBuffer buf = new StringBuffer(); |
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parents:
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changeset
|
852 Iterator it = entrySet().iterator(); |
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Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
853 |
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parents:
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changeset
|
854 buf.append("{"); |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
855 for (int i = 0; it.hasNext(); i++) { |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
856 if (i > 0) { |
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Dan Creswell <dan.creswell@gmail.com>
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|
857 buf.append(", "); |
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|
858 } |
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parents:
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|
859 Map.Entry e = (Map.Entry)it.next(); |
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parents:
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changeset
|
860 buf.append(e.getKey() + "=" + e.getValue()); |
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parents:
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|
861 } |
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parents:
diff
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|
862 buf.append("}"); |
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863 return buf.toString(); |
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|
864 } |
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|
865 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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|
866 private Iterator getHashIterator(int type) { |
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diff
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|
867 if (mCount == 0) { |
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parents:
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|
868 return cEmptyHashIterator; |
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parents:
diff
changeset
|
869 } |
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parents:
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changeset
|
870 else { |
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parents:
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|
871 return new HashIterator(type); |
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Dan Creswell <dan.creswell@gmail.com>
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|
872 } |
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parents:
diff
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|
873 } |
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parents:
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|
874 |
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parents:
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|
875 /** |
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|
876 * HashMap collision list entry. |
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|
877 */ |
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|
878 private static class Entry extends WeakReference implements Map.Entry { |
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|
879 int mHash; |
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parents:
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|
880 Object mValue; |
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|
881 Entry mNext; |
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882 |
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883 Entry(int hash, Object key, Object value, Entry next) { |
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parents:
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884 super(key); |
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|
885 mHash = hash; |
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|
886 mValue = value; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
887 mNext = next; |
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parents:
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|
888 } |
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Dan Creswell <dan.creswell@gmail.com>
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diff
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|
889 |
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parents:
diff
changeset
|
890 protected Object clone() { |
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parents:
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changeset
|
891 return new Entry(mHash, getKey(), mValue, |
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parents:
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changeset
|
892 (mNext == null ? null : (Entry)mNext.clone())); |
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|
893 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
894 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
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|
895 // Map.Entry Ops |
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parents:
diff
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|
896 |
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parents:
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changeset
|
897 public Object getKey() { |
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parents:
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|
898 return Entry.this.get(); |
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parents:
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|
899 } |
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parents:
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|
900 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
901 public Object getValue() { |
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parents:
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changeset
|
902 return mValue; |
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parents:
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|
903 } |
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parents:
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|
904 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
905 public Object setValue(Object value) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
906 Object oldValue = mValue; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
907 mValue = value; |
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parents:
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changeset
|
908 return oldValue; |
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parents:
diff
changeset
|
909 } |
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parents:
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changeset
|
910 |
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parents:
diff
changeset
|
911 public boolean equals(Object o) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
912 if (!(o instanceof Map.Entry)) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
913 return false; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
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|
914 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
915 Map.Entry e = (Map.Entry)o; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
916 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
917 Object key = getKey(); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
918 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
919 return (key==null ? e.getKey()==null : key.equals(e.getKey())) && |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
920 (mValue==null ? e.getValue()==null : mValue.equals(e.getValue())); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
921 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
922 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
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|
923 public boolean identityEquals(Map.Entry e) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
924 return (getKey() == e.getKey()) && |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
925 (mValue==null ? e.getValue()==null : mValue.equals(e.getValue())); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
926 } |
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Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
927 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
928 public int hashCode() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
929 return mHash ^ (mValue==null ? 0 : mValue.hashCode()); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
930 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
931 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
932 public String toString() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
933 return getKey() + "=" + mValue; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
934 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
935 } |
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parents:
diff
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|
936 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
937 private class HashIterator implements Iterator { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
938 private Entry[] mTable = IdentityMap.this.mTable; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
939 private int mIndex = mTable.length; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
940 private Entry mEntry; |
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parents:
diff
changeset
|
941 // To ensure that the iterator doesn't return cleared entries, keep a |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
942 // hard reference to the key. Its existence will prevent the weak |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
943 // key from being cleared. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
944 private Object mEntryKey; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
945 private Entry mLastReturned; |
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parents:
diff
changeset
|
946 private int mType; |
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parents:
diff
changeset
|
947 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
948 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
949 * The modCount value that the iterator believes that the backing |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
950 * List should have. If this expectation is violated, the iterator |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
951 * has detected concurrent modification. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
952 */ |
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Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
953 private int expectedModCount = mModCount; |
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Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
954 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
955 HashIterator(int type) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
956 mType = type; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
957 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
958 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
959 public boolean hasNext() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
960 while (mEntry == null || |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
961 (mEntryKey = mEntry.getKey()) == null) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
962 if (mEntry != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
963 // Clean up after a cleared Reference. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
964 remove(mEntry); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
965 mEntry = mEntry.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
966 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
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|
967 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
968 if (mIndex <= 0) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
969 return false; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
970 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
971 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
972 mEntry = mTable[--mIndex]; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
973 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
974 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
975 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
976 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
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|
977 return true; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
978 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
979 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
980 public Object next() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
981 if (mModCount != expectedModCount) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
982 throw new ConcurrentModificationException(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
983 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
984 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
985 if (!hasNext()) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
986 throw new NoSuchElementException(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
987 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
988 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
989 mLastReturned = mEntry; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
990 mEntry = mEntry.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
991 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
992 return mType == KEYS ? mLastReturned.getKey() : |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
993 (mType == VALUES ? mLastReturned.getValue() : mLastReturned); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
994 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
995 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
996 public void remove() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
997 if (mLastReturned == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
998 throw new IllegalStateException(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
999 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1000 if (mModCount != expectedModCount) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1001 throw new ConcurrentModificationException(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1002 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1003 remove(mLastReturned); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1004 mLastReturned = null; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1005 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1006 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1007 private void remove(Entry toRemove) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1008 Entry[] tab = mTable; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1009 int index = (toRemove.mHash & 0x7FFFFFFF) % tab.length; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1010 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1011 for (Entry e = tab[index], prev = null; e != null; e = e.mNext) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1012 if (e == toRemove) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1013 mModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1014 expectedModCount++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1015 if (prev == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1016 tab[index] = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1017 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1018 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1019 prev.mNext = e.mNext; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1020 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1021 mCount--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1022 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1023 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1024 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1025 prev = e; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1026 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1027 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1028 throw new ConcurrentModificationException(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1029 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1030 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1031 } |