Class: GrpcKit::Session::RecvBuffer

Inherits:
Object
  • Object
show all
Defined in:
lib/grpc_kit/session/recv_buffer.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RecvBuffer

Returns a new instance of RecvBuffer.



6
7
8
9
10
 
# File 'lib/grpc_kit/session/recv_buffer.rb', line 6

def initialize
  @buffer = +''.b
  @end = false
  @mutex = Mutex.new
end

Instance Method Details

#end_read ⇒ void

This method returns an undefined value.



47
48
49
 
# File 'lib/grpc_kit/session/recv_buffer.rb', line 47

def end_read
  @end = true
end

#end_read? ⇒ Boolean

Returns:

  • (Boolean) 


42
43
44
 
# File 'lib/grpc_kit/session/recv_buffer.rb', line 42

def end_read?
  @end
end

#read(size = nil, last: false) ⇒ String?

Parameters:

  • size (Integer, nil) (defaults to: nil)
  • last (Boolean) (defaults to: false)

Returns:

  • (String, nil) 


21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
# File 'lib/grpc_kit/session/recv_buffer.rb', line 21

def read(size = nil, last: false)
  buf = @mutex.synchronize do
    return nil if @buffer.empty?

    if size.nil? || @buffer.bytesize < size
      buf = @buffer
      @buffer = ''.b
      buf
    else
      @buffer.freeze
      rbuf = @buffer.byteslice(0, size)
      @buffer = @buffer.byteslice(size, @buffer.bytesize)
      rbuf
    end
  end

  end_read if last
  buf
end

#write(data) ⇒ void

This method returns an undefined value.

Parameters:

  • data (String) 


14
15
16
 
# File 'lib/grpc_kit/session/recv_buffer.rb', line 14

def write(data)
  @mutex.synchronize { @buffer << data }
end