/**
 * This software is licensed to you under the Apache License, Version 2.0 (the
 * "Apache License").
 *
 * LinkedIn's contributions are made under the Apache License. If you contribute
 * to the Software, the contributions will be deemed to have been made under the
 * Apache License, unless you expressly indicate otherwise. Please do not make any
 * contributions that would be inconsistent with the Apache License.
 *
 * You may obtain a copy of the Apache License at http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, this software
 * distributed under the Apache License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the Apache
 * License for the specific language governing permissions and limitations for the
 * software governed under the Apache License.
 *
 * © 2012 LinkedIn Corp. All Rights Reserved.  
 */
package com.senseidb.indexing.activity.facet;

import java.io.IOException;

import org.apache.lucene.search.DocIdSetIterator;

/**
 * @author vzhabiuk
 * Is used only for testing
 */
public class SynchronizedIterator extends DocIdSetIterator {


  private final DocIdSetIterator inner;
  public SynchronizedIterator(DocIdSetIterator inner) {
    this.inner = inner;
  }
  @Override
  public int nextDoc() throws IOException {
   synchronized (SynchronizedActivityRangeFacetHandler.GLOBAL_ACTIVITY_TEST_LOCK) {
     return inner.nextDoc();
   }
  }
@Override
public int advance(int id) throws IOException {
  synchronized (SynchronizedActivityRangeFacetHandler.GLOBAL_ACTIVITY_TEST_LOCK) {
    return inner.advance(id);
  }
}
@Override
public int docID() {
  // TODO Auto-generated method stub
  return inner.docID();
}
}