Class: Protobuf::Field::BytesField

Inherits:
BaseField
  • Object
show all
Defined in:
lib/protobuf/message/field.rb

Overview

Field class for bytes type.

Direct Known Subclasses

StringField

Instance Attribute Summary

Attributes inherited from BaseField

#default, #default_value, #extension, #message_class, #name, #rule, #tag, #type

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BaseField

descriptor, #descriptor, #initialize, #initialized?, #max, #merge, #min, #optional?, #packed?, #ready?, #repeated?, #required?, #to_s

Constructor Details

This class inherits a constructor from Protobuf::Field::BaseField

Class Method Details

.default ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 303

def self.default
  ''
end

Instance Method Details

#acceptable?(val) ⇒ Boolean

Returns:

  • (Boolean)

Raises:

  • (TypeError) 


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# File 'lib/protobuf/message/field.rb', line 311

def acceptable?(val)
  raise TypeError unless val.is_a?(String)
  true
end

#decode(bytes) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 316

def decode(bytes)
  bytes
end

#encode(value) ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 320

def encode(value)
  if value.respond_to?(:force_encoding)
    # Ruby 1.9
    result = VarintField.encode(value.bytesize)
    result << value.dup.force_encoding(Encoding::BINARY)
  else
    # Ruby 1.8
    result = VarintField.encode(value.size)
    result << value
  end
end

#wire_type ⇒ Object 



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# File 'lib/protobuf/message/field.rb', line 307

def wire_type
  WireType::LENGTH_DELIMITED
end