Package org.eclipse.core.databinding.observable.map

Examples of org.eclipse.core.databinding.observable.map.MapDiff

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    if (!map.containsKey(key))
      return null;

    Object oldValue = map.get(key);

    MapDiff diff = Diffs.createMapDiffSingleRemove(key, oldValue);
    updateMap(map, diff);

    return oldValue;
  }
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    Map map = getMap();
    if (map.isEmpty())
      return;

    MapDiff diff = Diffs.createMapDiffRemoveAll(new HashMap(map));
    updateMap(map, diff);
  }
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    public void remove() {
      getterCalled();
      checkForComodification();

      MapDiff diff = Diffs.createMapDiffSingleRemove(last.getKey(),
          last.getValue());
      updateMap(map, diff);

      iterator.remove(); // stay in sync
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    }
    for (Iterator it = addedKeys.iterator(); it.hasNext();) {
      Object newKey = it.next();
      newValues.put(newKey, newMap.get(newKey));
    }
    return new MapDiff() {
      public Set getAddedKeys() {
        return addedKeys;
      }

      public Set getChangedKeys() {
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   * @param newValue
   * @return a map diff
   */
  public static MapDiff createMapDiffSingleAdd(final Object addedKey,
      final Object newValue) {
    return new MapDiff() {

      public Set getAddedKeys() {
        return Collections.singleton(addedKey);
      }

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   * @param newValue
   * @return a map diff
   */
  public static MapDiff createMapDiffSingleChange(final Object existingKey,
      final Object oldValue, final Object newValue) {
    return new MapDiff() {

      public Set getAddedKeys() {
        return Collections.EMPTY_SET;
      }

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   * @param oldValue
   * @return a map diff
   */
  public static MapDiff createMapDiffSingleRemove(final Object removedKey,
      final Object oldValue) {
    return new MapDiff() {

      public Set getAddedKeys() {
        return Collections.EMPTY_SET;
      }

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  /**
   * @param copyOfOldMap
   * @return a map diff
   */
  public static MapDiff createMapDiffRemoveAll(final Map copyOfOldMap) {
    return new MapDiff() {

      public Set getAddedKeys() {
        return Collections.EMPTY_SET;
      }

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   * @return a map diff
   */
  public static MapDiff createMapDiff(final Set addedKeys,
      final Set removedKeys, final Set changedKeys, final Map oldValues,
      final Map newValues) {
    return new MapDiff() {

      public Set getAddedKeys() {
        return addedKeys;
      }

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  private void markDirty() {
    // since we are dirty, we don't need to listen anymore
    removeElementChangeListener();
    final Map oldMap = wrappedMap;
    // lazy computation of diff
    MapDiff mapDiff = new MapDiff() {
      private MapDiff cachedDiff = null;

      private void ensureCached() {
        if (cachedDiff == null) {
          recompute();
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Related Classes of org.eclipse.core.databinding.observable.map.MapDiff

  • org.eclipse.core.databinding.observable.Diffs
  • org.eclipse.core.databinding.property.map.MapProperty
  • org.eclipse.core.databinding.property.map.SimpleMapProperty
  • org.eclipse.core.internal.databinding.observable.masterdetail.MapDetailValueObservableMap
  • org.eclipse.core.internal.databinding.property.map.SimplePropertyObservableMap
  • org.eclipse.core.internal.databinding.property.map.SimplePropertyObservableMap$EntrySetIterator
  • org.eclipse.core.internal.databinding.property.value.MapDelegatingValueObservableMap
  • org.eclipse.core.internal.databinding.property.value.MapSimpleValueObservableMap
  • org.eclipse.core.internal.databinding.validation.ValidatedObservableMap
  • org.eclipse.core.internal.databinding.ValidationStatusMap
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