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.stress.rpc;
  
  import com.google.common.collect.ImmutableList;
  
  import java.util.List;
  
  /**
   * Aliases for storage tiers.
   */
  public enum TierAlias {
    MEM("MEM"), SSD("SSD"), HDD("HDD");
  
    public static final List<TierAlias> SORTED = ImmutableList.of(MEM, SSD, HDD);
    private final String mAlias;
  
    TierAlias(String alias) {
      mAlias = alias;
    }
  
    /**
     * Gets the order of this alias as defined in {@link #SORTED}.
     * @return order of the alias
     */
    public int getOrder() {
      return SORTED.indexOf(this);
    }
  
    @Override
    public String toString() {
      return mAlias;
    }
  }
  