/**
 * Copyright 2012 Apache Wave
 *
 * 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.box.server.waveserver;

import com.google.inject.Inject;
import com.google.inject.Singleton;

import org.waveprotocol.box.server.waveserver.PerUserWaveViewBus.Listener;
import org.waveprotocol.wave.model.id.WaveletName;

/**
 * @author yurize@apache.org (Yuri Zelikov)
 */
@Singleton
public class LuceneWaveIndexerImpl extends AbstractWaveIndexer {

  private final PerUserWaveViewBus.Listener listener;

  @Inject
  public LuceneWaveIndexerImpl(WaveMap waveMap, WaveletProvider waveletProvider, Listener listener) {
    super(waveMap, waveletProvider);
    this.listener = listener;
  }

  @Override
  protected void processWavelet(WaveletName waveletName) {
    listener.onWaveInit(waveletName);
  }

  @Override
  protected void postIndexHook() {
    try {
      getWaveMap().unloadAllWavelets();
    } catch (WaveletStateException e) {
      throw new IndexException("Problem encountered while cleaning up", e);
    }
  }
}