connector.setConnectTimeoutMillis(CONNECT_TIMEOUT);
if (USE_CUSTOM_CODEC) {
connector.getFilterChain().addLast(
"codec",
new ProtocolCodecFilter(
new SumUpProtocolCodecFactory(false)));
} else {
connector.getFilterChain().addLast(
"codec",
new ProtocolCodecFilter(
new ObjectSerializationCodecFactory()));