Find all subscriptions that should receive the given message. The map returned is safe to iterate and will never be modified. @param message the message @return a {@code MultiValueMap} with sessionId-subscriptionId pairs (possibly empty)
See Implementation
Find all subscriptions that should receive the given message. The map returned is safe to iterate and will never be modified. @param message the message @return a {@code MultiValueMap} with sessionId-subscriptionId pairs (possibly empty)