@Nonnull
        @Override
        public Set<ConversationChannelListener<T, R>> getListeners() {
            Set<ChannelListener<T>> listeners = this.delegateAgent.getListeners();

            ImmutableSet.Builder<ConversationChannelListener<T, R>> ret = ImmutableSet.builder();
            for (ChannelListener<T> listener : listeners) {
                //noinspection unchecked
                ret.add(((WrappedListener) listener).delegate);
            }
            return ret.build();
        }
Passes the incoming reply to the listener, and returns true if the listener should be
unregistered

@param message the message
@return if the listener should be unregistered
helper/src/main/java/me/lucko/helper/messaging/conversation/SimpleConversationChannel.java