sig
  external in_channel_of_input_stream :
    java'io'InputStream java_instance -> Pervasives.in_channel
    = "ocamljava_in_channel_of_input_stream"
  external out_channel_of_output_stream :
    java'io'OutputStream java_instance -> Pervasives.out_channel
    = "ocamljava_out_channel_of_output_stream"
  external input_stream_of_in_channel :
    Pervasives.in_channel -> java'io'InputStream java_instance
    = "ocamljava_input_stream_of_in_channel"
  external output_stream_of_out_channel :
    Pervasives.out_channel -> java'io'OutputStream java_instance
    = "ocamljava_output_stream_of_out_channel"
end