@Override
    public int compareTo(@NonNull Operation another) {
        return another.definedPriority().priority - definedPriority().priority;
    }
The function for determining which position in Bluetooth Radio's Priority Blocking Queue
this operation should take

@param another another operation
@return the comparison result
rxandroidble/src/main/java/com/polidea/rxandroidble2/internal/QueueOperation.java