Class: ArrowFormat::UTF8Type

Inherits:

VariableSizeBinaryType

• Object
• Type
• VariableSizeBinaryType
• ArrowFormat::UTF8Type

Defined in:

lib/arrow-format/type.rb

Class Method Summary

• .singleton ⇒ Object

Instance Method Summary

• #build_array(size, validity_buffer, offsets_buffer, values_buffer) ⇒ Object
• #encoding ⇒ Object
• #name ⇒ Object
• #offset_buffer_type ⇒ Object
• #to_flatbuffers ⇒ Object

Methods inherited from Type

#to_s

Class Method Details

.singleton ⇒ Object

# File 'lib/arrow-format/type.rb', line 675

def singleton
  @singleton ||= new
end

Instance Method Details

#build_array(size, validity_buffer, offsets_buffer, values_buffer) ⇒ Object

# File 'lib/arrow-format/type.rb', line 692

def build_array(size, validity_buffer, offsets_buffer, values_buffer)
  UTF8Array.new(size, validity_buffer, offsets_buffer, values_buffer)
end

#encoding ⇒ Object

# File 'lib/arrow-format/type.rb', line 688

def encoding
  Encoding::UTF_8
end

#name ⇒ Object

# File 'lib/arrow-format/type.rb', line 680

def name
  "UTF8"
end

#offset_buffer_type ⇒ Object

# File 'lib/arrow-format/type.rb', line 684

def offset_buffer_type
  :s32 # TODO: big endian support
end

#to_flatbuffers ⇒ Object

# File 'lib/arrow-format/type.rb', line 696

def to_flatbuffers
  FB::Utf8::Data.new
end