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 com.cloud.storage;
  
  import com.cloud.exception.InvalidParameterValueException;
  import org.apache.commons.lang3.EnumUtils;
  
  public enum StoragePoolStatus {
      Initial, Initialized, Creating, Attaching, Up, PrepareForMaintenance, ErrorInMaintenance, CancelMaintenance, Maintenance, Disabled, Removed;
  
      public static StoragePoolStatus validateAndGetStatus(String value) {
          if (value == null) {
              return null;
          } else {
              StoragePoolStatus status = EnumUtils.getEnumIgnoreCase(StoragePoolStatus.class, value);
              if (status == null) {
                  throw new InvalidParameterValueException("Invalid status: " + value);
              }
              return status;
          }
      }
  }
  