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.celeborn.common.meta;
  
  public enum DiskStatus {
    HEALTHY(0),
    READ_OR_WRITE_FAILURE(1),
    IO_HANG(2),
    HIGH_DISK_USAGE(3),
    CRITICAL_ERROR(4);
  
    private final byte value;
  
    DiskStatus(int value) {
      assert (value >= 0 && value < 256);
      this.value = (byte) value;
    }
  
    public final byte getValue() {
      return value;
    }
  
    public final String toMetric() {
      String[] fragments = this.name().split("_");
      StringBuilder metric = new StringBuilder();
      for (String fragment : fragments) {
        int len = fragment.length();
        if (len >= 1) {
          metric.append(fragment.substring(0, 1).toUpperCase());
          metric.append(fragment.substring(1, len).toLowerCase());
        }
      }
      return metric.toString();
    }
  }
  