private void printTopicSubscriptions(Map<ByteString, SubscriptionData> states) {
System.out.println(">>> Subscription Info <<<");
if (0 == states.size()) {
System.out.println("No subscriber.");
return;
}
for (Map.Entry<ByteString, SubscriptionData> entry : states.entrySet()) {
System.out.println(
"Subscriber "
+ entry.getKey().toStringUtf8()
+ " : "
+ SubscriptionStateUtils.toString(entry.getValue()));
}
System.out.println();
}
