Class: OpenC3::CborAccessor

Inherits:
JsonAccessor show all
Defined in:
lib/openc3/accessors/cbor_accessor.rb

Class Method Summary collapse

Methods inherited from JsonAccessor

write_item_internal

Methods inherited from Accessor

convert_to_type, #read_item, #write_item

Class Method Details

.read_item(item, buffer) ⇒ Object 



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# File 'lib/openc3/accessors/cbor_accessor.rb', line 21

def self.read_item(item, buffer)
  return nil if item.data_type == :DERIVED
  if String === buffer
    parsed = CBOR.decode(buffer)
  else
    parsed = buffer
  end
  return super(item, parsed)
end

.read_items(items, buffer) ⇒ Object 



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# File 'lib/openc3/accessors/cbor_accessor.rb', line 52

def self.read_items(items, buffer)
  # Prevent JsonPath from decoding every call
  if String === buffer
    decoded = CBOR.decode(buffer)
  else
    decoded = buffer
  end
  super(items, decoded)
end

.write_item(item, value, buffer) ⇒ Object 



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# File 'lib/openc3/accessors/cbor_accessor.rb', line 31

def self.write_item(item, value, buffer)
  return nil if item.data_type == :DERIVED

  # Convert to ruby objects
  if String === buffer
    decoded = CBOR.decode(buffer)
  else
    decoded = buffer
  end

  # Write the value
  write_item_internal(item, value, decoded)

  # Update buffer
  if String === buffer
    buffer.replace(decoded.to_cbor)
  end

  return buffer
end

.write_items(items, values, buffer) ⇒ Object 



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# File 'lib/openc3/accessors/cbor_accessor.rb', line 62

def self.write_items(items, values, buffer)
  # Convert to ruby objects
  if String === buffer
    decoded = CBOR.decode(buffer)
  else
    decoded = buffer
  end

  items.each_with_index do |item, index|
    write_item_internal(item, values[index], decoded)
  end

  # Update buffer
  if String === buffer
    buffer.replace(decoded.to_cbor)
  end

  return buffer
end