class Thrift::FramedTransport
Public Class Methods
new(transport, read=true, write=true)
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# File lib/thrift/transport/framed_transport.rb 23 def initialize(transport, read=true, write=true) 24 @transport = transport 25 @rbuf = Bytes.empty_byte_buffer 26 @wbuf = Bytes.empty_byte_buffer 27 @read = read 28 @write = write 29 @index = 0 30 end
Public Instance Methods
close()
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# File lib/thrift/transport/framed_transport.rb 40 def close 41 @transport.close 42 end
flush()
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Writes the output buffer to the stream in the format of a 4-byte length followed by the actual data.
# File lib/thrift/transport/framed_transport.rb 91 def flush 92 return @transport.flush unless @write 93 94 out = [@wbuf.length].pack('N') 95 # Array#pack should return a BINARY encoded String, so it shouldn't be necessary to force encoding 96 out << @wbuf 97 @transport.write(out) 98 @transport.flush 99 @wbuf = Bytes.empty_byte_buffer 100 end
open()
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# File lib/thrift/transport/framed_transport.rb 36 def open 37 @transport.open 38 end
open?()
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# File lib/thrift/transport/framed_transport.rb 32 def open? 33 @transport.open? 34 end
read(sz)
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# File lib/thrift/transport/framed_transport.rb 44 def read(sz) 45 return @transport.read(sz) unless @read 46 47 return Bytes.empty_byte_buffer if sz <= 0 48 49 read_frame if @index >= @rbuf.length 50 51 @index += sz 52 @rbuf.slice(@index - sz, sz) || Bytes.empty_byte_buffer 53 end
read_byte()
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# File lib/thrift/transport/framed_transport.rb 55 def read_byte 56 return @transport.read_byte() unless @read 57 58 read_frame if @index >= @rbuf.length 59 60 # The read buffer has some data now, read a single byte. Using get_string_byte() avoids 61 # allocating a temp string of size 1 unnecessarily. 62 @index += 1 63 return Bytes.get_string_byte(@rbuf, @index - 1) 64 end
read_into_buffer(buffer, size)
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# File lib/thrift/transport/framed_transport.rb 66 def read_into_buffer(buffer, size) 67 i = 0 68 while i < size 69 read_frame if @index >= @rbuf.length 70 71 # The read buffer has some data now, so copy bytes over to the output buffer. 72 byte = Bytes.get_string_byte(@rbuf, @index) 73 Bytes.set_string_byte(buffer, i, byte) 74 @index += 1 75 i += 1 76 end 77 i 78 end
write(buf, sz=nil)
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# File lib/thrift/transport/framed_transport.rb 80 def write(buf, sz=nil) 81 return @transport.write(buf) unless @write 82 83 buf = Bytes.force_binary_encoding(buf) 84 @wbuf << (sz ? buf[0...sz] : buf) 85 end
Private Instance Methods
read_frame()
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# File lib/thrift/transport/framed_transport.rb 104 def read_frame 105 sz = @transport.read_all(4).unpack('N').first 106 107 @index = 0 108 @rbuf = @transport.read_all(sz) 109 end