1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Copyright 2013 Matthieu Lucas <lucasmatthieu@gmail.com>
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
17 # Server sample using the Socket module which allow client to connect
23 print
"Usage : socket_server <port>"
27 var socket
= new Socket.stream_with_port
(args
[0].to_i
)
28 print
"[PORT] : {socket.port.to_s}"
29 print
"Binding ... {socket.bind.to_s}"
30 print
"Listening ... {socket.listen(3).to_s}"
32 var clients
= new Array[Socket]
35 var fs
= new SocketObserver(true, true, true)
36 fs
.readset
.set
(socket
)
38 for c
in clients
do fs
.readset
.set
(c
)
40 if fs
.select
(max
, 4, 0) == 0 then
41 print
"Error occured in select {socket.errno.to_s}"
45 if fs
.readset
.is_set
(socket
) then
46 var ns
= socket
.accept
47 print
"Accepting {ns.address} ... "
48 print
"[Message from {ns.address}] : {ns.read}"
49 ns
.write
("Goodbye client.")
50 print
"Closing {ns.address} ... {ns.close.to_s}"