/**
 * 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.search.relevance.impl;

import com.browseengine.bobo.facets.data.MultiValueFacetDataCache;
import com.browseengine.bobo.facets.data.MultiValueWithWeightFacetDataCache;
import com.browseengine.bobo.facets.data.TermShortList;

public class WeightedMFacetShort extends MFacetShort implements WeightedMFacet
{

  public WeightedMFacetShort(MultiValueFacetDataCache mDataCaches)
  {
    super(mDataCaches);
    
    MultiValueWithWeightFacetDataCache wmDataCaches = (MultiValueWithWeightFacetDataCache) mDataCaches;
    _weightArray = wmDataCaches._weightArray;
    weightBuf = new int[1024];
  }

  @Override
  public void refresh(int id)
  {
    _length = _nestedArray.getData(id, _buf);
    _weightArray.getData(id, weightBuf);
  }

  public boolean hasWeight(short target){
    
    for(int i=0; i< this._length; i++)
      if(((TermShortList) _mTermList).getPrimitiveValue(_buf[i]) == target)
      {
        _weight[0] = weightBuf[i];
        return true;
      }
              
    return false;
  }

  @Override
  public int getWeight()
  {
    return _weight[0];
  }
  
  public int getWeight(short target)
  {
    if(hasWeight(target))
      return _weight[0];
    else
      return Integer.MIN_VALUE;
  }
}