/**
 * Copyright 2008 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package org.waveprotocol.wave.client.editor;

/**
 * Empty NodeMutationHandler implementation.
 *
 * @param <N> Node
 * @param <E> Element
 *
 */
public class NodeMutationHandlerImpl<N, E extends N> implements NodeMutationHandler<N, E> {

  @Override
  public void onActivationStart(E element) {
  }

  @Override
  public void onActivatedSubtree(E element) {
  }

  @Override
  public void onDeactivated(E element) {
  }

  @Override
  public void onAddedToParent(E element, E oldParent) {
  }

  @Override
  public void onChildAdded(E element, N child) {
  }

  @Override
  public void onDescendantsMutated(E element) {
  }

  @Override
  public void onEmptied(E element) {
  }

  @Override
  public void onAttributeModified(E element, String name, String oldValue, String newValue) {
  }

  @Override
  public void onChildRemoved(E element, N child) {
  }

  @Override
  public void onRemovedFromParent(E element, E newParent) {
  }
}