class Comet::Partition

def from_hash(obj)
  raise TypeError, "'obj' expected Hash, got #{obj.class}" unless obj.is_a? Hash
  obj.each do |k, v|
    case k
    when 'DeviceName'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @device_name = v
    when 'Filesystem'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @filesystem = v
    when 'VolumeName'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @volume_name = v
    when 'VolumeGuid'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @volume_guid = v
    when 'VolumeSerial'
      raise TypeError, "'v' expected String, got #{v.class}" unless v.is_a? String
      @volume_serial = v
    when 'MountPoints'
      if v.nil?
        @mount_points = []
      else
        @mount_points = Array.new(v.length)
        v.each_with_index do |v1, i1|
          raise TypeError, "'v1' expected String, got #{v1.class}" unless v1.is_a? String
          @mount_points[i1] = v1
        end
      end
    when 'ReadOffset'
      raise TypeError, "'v' expected Numeric, got #{v.class}" unless v.is_a? Numeric
      @read_offset = v
    when 'Size'
      raise TypeError, "'v' expected Numeric, got #{v.class}" unless v.is_a? Numeric
      @size = v
    when 'UsedSize'
      raise TypeError, "'v' expected Numeric, got #{v.class}" unless v.is_a? Numeric
      @used_size = v
    when 'Flags'
      raise TypeError, "'v' expected Numeric, got #{v.class}" unless v.is_a? Numeric
      @flags = v
    when 'BytesPerFilesystemCluster'
      raise TypeError, "'v' expected Numeric, got #{v.class}" unless v.is_a? Numeric
      @bytes_per_filesystem_cluster = v
    else
      @unknown_json_fields[k] = v
    end
  end
end