content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.apache.carbondata.core.indexstore;
  
  import java.io.Serializable;
  import java.util.List;
  
  import org.apache.carbondata.core.cache.Cacheable;
  import org.apache.carbondata.core.index.dev.Index;
  import org.apache.carbondata.core.indexstore.blockletindex.BlockIndex;
  
  /**
   * A cacheable wrapper of index
   */
  public class BlockletIndexWrapper implements Cacheable, Serializable {
  
    private static final long serialVersionUID = -2859075086955465810L;
  
    private List<BlockIndex> indexes;
  
    private String segmentId;
  
    // size of the wrapper. basically the total size of the index this wrapper is holding
    private long wrapperSize;
  
    public BlockletIndexWrapper(String segmentId, List<BlockIndex> indexes) {
      this.indexes = indexes;
      this.wrapperSize = 0L;
      this.segmentId = segmentId;
      // add the size of each and every index in this wrapper
      for (BlockIndex index : indexes) {
        this.wrapperSize += index.getMemorySize();
      }
    }
  
    @Override
    public int getAccessCount() {
      return 0;
    }
  
    @Override
    public long getMemorySize() {
      return wrapperSize;
    }
  
    @Override
    public void invalidate() {
      for (Index index : indexes) {
        index.clear();
      }
    }
  
    public List<BlockIndex> getIndexes() {
      return indexes;
    }
  
    public String getSegmentId() {
      return segmentId;
    }
  }