Pushes a new message into the queue, waking up one of the threads currently blocking to dequeue an item from it
the queue's id
the item to enqueue
a Result either containing a boolean flag about whether the admit policy allowed the enqueueing to occur or a QixException if the id does not refer to a queue registered with this manager
See Implementation
Pushes a new message into the queue, waking up one of the threads currently blocking to dequeue an item from it