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.cloudstack.response;
  
  import org.apache.cloudstack.api.ApiConstants;
  import org.apache.cloudstack.api.response.VolumeResponse;
  
  import com.cloud.serializer.Param;
  import org.apache.commons.lang3.StringUtils;
  import com.google.gson.annotations.SerializedName;
  
  public class VolumeMetricsResponse extends VolumeResponse {
      @SerializedName(ApiConstants.SIZEGB)
      @Param(description = "disk size in GiB")
      private String diskSizeGB;
  
      @SerializedName(ApiConstants.DISK_IO_PSTOTAL)
      @Param(description = "the total disk iops")
      private Long diskIopsTotal;
  
      public void setStorageType(final String storageType, final String volumeType) {
          if (StringUtils.isNoneEmpty(storageType, volumeType)) {
              this.setStorageType(String.format("%s (%s)", storageType.substring(0, 1).toUpperCase() + storageType.substring(1), volumeType));
          }
      }
  
      public void setDiskSizeGB(final Long size) {
          if (size != null) {
              this.diskSizeGB = String.format("%.2f GiB", size / (1024.0 * 1024.0 * 1024.0));
          }
      }
  
      public void setDiskIopsTotal(final Long diskIoRead, final Long diskIoWrite) {
          if (diskIoRead != null && diskIoWrite != null) {
              this.diskIopsTotal = diskIoRead + diskIoWrite;
          }
      }
  }
  