/**
 * 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.wave.data.impl;

import org.waveprotocol.wave.model.id.WaveId;
import org.waveprotocol.wave.model.id.WaveletId;
import org.waveprotocol.wave.model.version.HashedVersion;
import org.waveprotocol.wave.model.wave.ParticipantId;
import org.waveprotocol.wave.model.wave.data.ReadableBlipData;
import org.waveprotocol.wave.model.wave.data.ReadableWaveletData;

import java.util.Set;

/**
 * Forwards to a delegate. Implementations must implement the delegate() method
 * and override any appropriate methods.
 *
 */
public abstract class ForwardingReadableWaveletData implements ReadableWaveletData {

  protected abstract ReadableWaveletData delegate();

  @Override
  public long getCreationTime() {
    return delegate().getCreationTime();
  }

  @Override
  public ParticipantId getCreator() {
    return delegate().getCreator();
  }

  @Override
  public HashedVersion getHashedVersion() {
    return delegate().getHashedVersion();
  }

  @Override
  public ReadableBlipData getDocument(String documentName) {
    return delegate().getDocument(documentName);
  }

  @Override
  public Set<String> getDocumentIds() {
    return delegate().getDocumentIds();
  }

  @Override
  public long getLastModifiedTime() {
    return delegate().getLastModifiedTime();
  }

  @Override
  public Set<ParticipantId> getParticipants() {
    return delegate().getParticipants();
  }

  @Override
  public long getVersion() {
    return delegate().getVersion();
  }

  @Override
  public WaveId getWaveId() {
    return delegate().getWaveId();
  }

  @Override
  public WaveletId getWaveletId() {
    return delegate().getWaveletId();
  }
}