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-rw-r--r--examples/tcp_echo/src/echo_protocol.erl2
-rw-r--r--examples/tcp_reverse/src/reverse_protocol.erl3
2 files changed, 3 insertions, 2 deletions
diff --git a/examples/tcp_echo/src/echo_protocol.erl b/examples/tcp_echo/src/echo_protocol.erl
index 5ed79b3..6e1df40 100644
--- a/examples/tcp_echo/src/echo_protocol.erl
+++ b/examples/tcp_echo/src/echo_protocol.erl
@@ -16,7 +16,7 @@ init(Ref, Socket, Transport, _Opts = []) ->
loop(Socket, Transport) ->
case Transport:recv(Socket, 0, 5000) of
- {ok, Data} ->
+ {ok, Data} when Data =/= <<4>> ->
Transport:send(Socket, Data),
loop(Socket, Transport);
_ ->
diff --git a/examples/tcp_reverse/src/reverse_protocol.erl b/examples/tcp_reverse/src/reverse_protocol.erl
index 2c7c15b..80ed62c 100644
--- a/examples/tcp_reverse/src/reverse_protocol.erl
+++ b/examples/tcp_reverse/src/reverse_protocol.erl
@@ -38,7 +38,8 @@ init({Ref, Socket, Transport, _Opts = []}) ->
?TIMEOUT).
handle_info({tcp, Socket, Data}, State=#state{
- socket=Socket, transport=Transport}) ->
+ socket=Socket, transport=Transport})
+ when byte_size(Data) > 1 ->
Transport:setopts(Socket, [{active, once}]),
Transport:send(Socket, reverse_binary(Data)),
{noreply, State, ?TIMEOUT};