void handleDtmfEvent(DtmfEvent event) {
// we are only intrested in END events
if (event.isBegin()) {
return;
}
if (event.getUniqueId() == null) {
return;
}
final AsteriskChannelImpl channel = getChannelImplById(event.getUniqueId());
if (channel == null) {
logger.info("Ignored DtmfEvent for unknown channel with uniqueId " + event.getUniqueId());
return;
}
final Character dtmfDigit;
if (event.getDigit() == null || event.getDigit().length() < 1) {
dtmfDigit = null;
} else {
dtmfDigit = event.getDigit().charAt(0);
}
synchronized (channel) {
if (event.isReceived()) {
channel.dtmfReceived(dtmfDigit);
}
if (event.isSent()) {
channel.dtmfSent(dtmfDigit);
}
}
}
