content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.worker.block.meta;
  
  import javax.annotation.concurrent.ThreadSafe;
  
  /**
   * This class is a wrapper of {@link StorageTier} to provide more limited access for allocators.
   */
  @ThreadSafe
  public class StorageTierAllocatorView extends StorageTierView {
  
    /**
     * Creates a {@link StorageTierView} using the actual {@link StorageTier}.
     *
     * @param tier which the tierView is constructed from
     * @param useReservedSpace whether to include reserved space in dir's available bytes
     */
    public StorageTierAllocatorView(StorageTier tier, boolean useReservedSpace) {
      super(tier, useReservedSpace);
      for (StorageDir dir : mTier.getStorageDirs()) {
        StorageDirAllocatorView dirView = new StorageDirAllocatorView(dir, this);
        mDirViews.put(dirView.getDirViewIndex(), dirView);
      }
    }
  }
  