Class: Aws::EventStream::BytesBuffer Private

Inherits:
Object
  • Object
show all
Defined in:
lib/aws-eventstream/bytes_buffer.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Instance Method Summary collapse

Constructor Details

#initialize(data) ⇒ BytesBuffer

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

This Util class is for Decoder/Encoder usage only Not for public common bytes buffer usage



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 9

def initialize(data)
  @data = data
  @pos = 0
end

Instance Method Details

#bytesize ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 51

def bytesize
  @data.bytesize
end

#clear! ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 59

def clear!
  @data = ''
  @pos = 0
end

#eof? ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

  • (Boolean) 


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# File 'lib/aws-eventstream/bytes_buffer.rb', line 47

def eof?
  @pos == bytesize
end

#read(len = nil, offset = 0) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 14

def read(len = nil, offset = 0)
  return '' if len == 0 || bytesize == 0
  unless eof?
    start_byte = @pos + offset
    end_byte = len ?
      start_byte + len - 1 :
      bytesize - 1

    error = Errors::ReadBytesExceedLengthError.new(end_byte, bytesize)
    raise error if end_byte >= bytesize

    @pos = end_byte + 1
    @data[start_byte..end_byte]
  end
end

#readbyte ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 30

def readbyte
  unless eof?
    @pos += 1
    @data[@pos - 1]
  end
end

#rewind ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 43

def rewind
  @pos = 0
end

#tell ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 55

def tell
  @pos
end

#write(bytes) ⇒ Object Also known as: <<

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws-eventstream/bytes_buffer.rb', line 37

def write(bytes)
  @data <<= bytes
  bytes.bytesize
end