Class: DeviceMap::DeviceData::Devices

Inherits:
Object
  • Object
show all
Defined in:
lib/device_map/device_data/devices.rb

Defined Under Namespace

Classes: DeviceNotFound

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(devices) ⇒ Devices

Returns a new instance of Devices.



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# File 'lib/device_map/device_data/devices.rb', line 15

def initialize(devices)
  @device_index = devices.each_with_object({}) do |device, device_index|
    device_index[device.id] = device
  end
end

Class Method Details

.parse(devices_xml) ⇒ Object 



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# File 'lib/device_map/device_data/devices.rb', line 6

def self.parse(devices_xml)
  devices_doc = Nokogiri::XML(devices_xml)
  devices = devices_doc.xpath('//device').map do |device_node|
    Device.parse(device_node)
  end

  new(devices)
end

Instance Method Details

#find(device_id) ⇒ Object 



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# File 'lib/device_map/device_data/devices.rb', line 21

def find(device_id)
  # TODO: Return copy of <tt>Device</tt> object
  @device_index.fetch(device_id) do
    fail DeviceNotFound, "Cound not find device: #{device_id}"
  end
end