ObservableIndexability.java

/**
 * Copyright 2010 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.model.account;

import org.waveprotocol.wave.model.wave.ParticipantId;
import org.waveprotocol.wave.model.wave.SourcesEvents;

/**
 * Indexability that you can listen to.
 *
 *
 */
public interface ObservableIndexability extends Indexability,
    SourcesEvents<ObservableIndexability.Listener> {
  /**
   * Listen to indexability changes.
   *
   *
   */
  interface Listener {
    /**
     * Indexability has changed.
     */
    void onChanged(ParticipantId participant, IndexDecision newValue);
  }
}