public void channelConnected(Channel channel) {
for (ChannelListener l : channel_listeners) {
try {
l.channelConnected(channel);
} catch (Throwable t) {
log.warn("notifying channel listener " + l + " failed", t);
}
}
}
public void channelConnected(Channel channel) {
synchronized (additionalChannelListeners) {
for (Iterator i = additionalChannelListeners.iterator(); i.hasNext(); ) {
ChannelListener l = (ChannelListener) i.next();
try {
l.channelConnected(channel);
} catch (Throwable t) {
log.warn("channel listener failed", t);
}
}
}
}
@Override
public String amqpRegister(User user) throws Exception {
try {
Channel rabbitMqChannel = rabbitMqConnection.createChannel();
// create or get user queue
AMQP.Queue.DeclareOk queue =
rabbitMqChannel.queueDeclare(
"USER_".concat(String.valueOf(user.hashCode())),
true, // durable
false, // exclusive
false, // auto delete
null // no arguments
);
Map<String, Object> bindParams = new HashMap<>();
bindParams.put(ARGUMENT_TO_ID, user.getId());
rabbitMqChannel.queueBind(queue.getQueue(), amqpExchange, "", bindParams);
channelListener.registerChannel(rabbitMqChannel, queue.getQueue(), false);
// add user channel to active channels
USER_CHANNEL.put(user, rabbitMqChannel);
return queue.getQueue();
} catch (Exception e) {
logger.info("### Couldn't create user queue .. -> {" + e.getMessage() + "}");
throw e;
}
}
@Override
public void unregisterChannelListener(ChannelListener channelListener) {
lock.lock();
try {
List<ChannelListener> channelListeners = _getChannelListeners();
channelListeners.remove(channelListener);
} finally {
lock.unlock();
}
channelListener.channelListenerRemoved(_userId);
}
@SuppressWarnings({"unchecked"})
public void handleDone(final Channel channel, final ChannelListener channelListener) {
channelListener.handleEvent(channel);
}
protected void notifyChannelListeners() {
for (ChannelListener channelListener : _getChannelListeners()) {
channelListener.notificationEventsAvailable(_userId);
}
}
