class Comet::UpdateCampaignOptions

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 'Active'
      @active = v
    when 'UpgradeOlder'
      @upgrade_older = v
    when 'ReinstallCurrentVer'
      @reinstall_current_ver = v
    when 'DowngradeNewer'
      @downgrade_newer = v
    when 'ForceUpgradeRunning'
      @force_upgrade_running = v
    when 'ApplyDeviceFilter'
      @apply_device_filter = v
    when 'DeviceFilter'
      @device_filter = Comet::SearchClause.new
      @device_filter.from_hash(v)
    else
      @unknown_json_fields[k] = v
    end
  end
end