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annotate org.eclipse.core.databinding.observable/src/org/eclipse/core/databinding/observable/map/ObservableMap.d @ 96:b74ac5dfcc06

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package to module and java.lang.all import
author Frank Benoit <benoit@tionex.de>
date Tue, 21 Apr 2009 11:03:33 +0200
parents 6208d4f6a277
children c86eb8b3098e
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1 /*******************************************************************************
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2 * Copyright (c) 2006, 2007 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Brad Reynolds - bug 164653
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11 * Matthew Hall - bug 245183
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12 *******************************************************************************/
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13
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14 module org.eclipse.core.databinding.observable.map.ObservableMap;
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15
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16 import java.lang.all;
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17
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18 import java.util.Collection;
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19 import java.util.Map;
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20 import java.util.Set;
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21
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22 import org.eclipse.core.databinding.observable.AbstractObservable;
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23 import org.eclipse.core.databinding.observable.ObservableTracker;
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24 import org.eclipse.core.databinding.observable.Realm;
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25
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26 /**
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27 *
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28 * <p>
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29 * This class is thread safe. All state accessing methods must be invoked from
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30 * the {@link Realm#isCurrent() current realm}. Methods for adding and removing
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31 * listeners may be invoked from any thread.
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32 * </p>
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33 * @since 1.0
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34 */
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35 public class ObservableMap : AbstractObservable , IObservableMap {
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36
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37 protected Map wrappedMap;
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38
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39 private bool stale = false;
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40
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41 /**
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42 * @param wrappedMap
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43 */
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44 public this(Map wrappedMap) {
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45 this(Realm.getDefault(), wrappedMap);
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46 }
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47
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48 /**
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49 * @param realm
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50 * @param wrappedMap
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51 */
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52 public this(Realm realm, Map wrappedMap) {
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53 super(realm);
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54 this.wrappedMap = wrappedMap;
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55 }
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56
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57 public synchronized void addMapChangeListener(IMapChangeListener listener) {
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58 addListener(MapChangeEvent.TYPE, listener);
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59 }
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60
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61 public synchronized void removeMapChangeListener(IMapChangeListener listener) {
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62 removeListener(MapChangeEvent.TYPE, listener);
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63 }
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64
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65 protected void getterCalled() {
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66 ObservableTracker.getterCalled(this);
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67 }
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68
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69 protected void fireMapChange(MapDiff diff) {
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70 checkRealm();
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71
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72 // fire general change event first
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73 super.fireChange();
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74
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75 fireEvent(new MapChangeEvent(this, diff));
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76 }
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77
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78 public bool containsKey(Object key) {
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79 getterCalled();
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80 return wrappedMap.containsKey(key);
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81 }
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82
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83 public bool containsValue(Object value) {
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84 getterCalled();
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85 return wrappedMap.containsValue(value);
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86 }
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87
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88 public Set entrySet() {
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89 getterCalled();
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90 return wrappedMap.entrySet();
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91 }
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92
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93 public Object get(Object key) {
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94 getterCalled();
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95 return wrappedMap.get(key);
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96 }
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97
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98 public bool isEmpty() {
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99 getterCalled();
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100 return wrappedMap.isEmpty();
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101 }
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102
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103 public Set keySet() {
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104 getterCalled();
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105 return wrappedMap.keySet();
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106 }
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107
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108 public int size() {
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109 getterCalled();
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110 return wrappedMap.size();
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111 }
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112
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113 public Collection values() {
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114 getterCalled();
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115 return wrappedMap.values();
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116 }
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117
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118 /**
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119 * Returns the stale state. Must be invoked from the current realm.
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120 *
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121 * @return stale state
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122 */
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123 public bool isStale() {
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124 checkRealm();
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125 return stale;
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126 }
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127
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128 /**
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129 * Sets the stale state. Must be invoked from the current realm.
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130 *
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131 * @param stale
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132 * The stale state to set. This will fire a stale event if the
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133 * given bool is true and this observable set was not already
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134 * stale.
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135 */
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136 public void setStale(bool stale) {
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137 checkRealm();
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138 bool wasStale = this.stale;
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139 this.stale = stale;
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140 if (!wasStale && stale) {
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141 fireStale();
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142 }
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143 }
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144
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145 public Object put(Object key, Object value) {
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146 throw new UnsupportedOperationException();
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147 }
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148
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149 public Object remove(Object key) {
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150 throw new UnsupportedOperationException();
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151 }
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152
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153 public void clear() {
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154 throw new UnsupportedOperationException();
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155 }
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156
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157 public void putAll(Map arg0) {
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158 throw new UnsupportedOperationException();
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159 }
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160
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161 public synchronized void dispose() {
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162 super.dispose();
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163 }
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164
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165 public override equals_t opEquals(Object obj) {
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166 getterCalled();
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167
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168 if (obj is this)
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169 return true;
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170 if (obj is null)
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171 return false;
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172 if (getClass() is obj.getClass()) {
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173 return wrappedMap.equals((cast(ObservableMap) obj).wrappedMap);
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174 }
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175
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176 return wrappedMap.equals(obj);
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177 }
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178
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179 public override hash_t toHash() {
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180 getterCalled();
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181
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182 return wrappedMap.hashCode();
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183 }
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184 }