lib/mongo/server/monitor.rb in mongo-2.0.6 vs lib/mongo/server/monitor.rb in mongo-2.1.0.beta

@@ -89,13 +89,17 @@
         @heartbeat_frequency ||= options[:heartbeat_frequency] || HEARTBEAT_FREQUENCY
       end
 
       # Create the new server monitor.
       #
+      # @api private
+      #
       # @example Create the server monitor.
       #   Mongo::Server::Monitor.new(address, listeners)
       #
+      # @note Monitor must never be directly instantiated outside of a Server.
+      #
       # @param [ Address ] address The address to monitor.
       # @param [ Event::Listeners ] listeners The event listeners.
       # @param [ Hash ] options The options.
       #
       # @since 2.0.0
@@ -110,11 +114,11 @@
 
       # Runs the server monitor. Refreshing happens on a separate thread per
       # server.
       #
       # @example Run the monitor.
-      #   monito.run
+      #   monitor.run
       #
       # @return [ Thread ] The thread the monitor runs on.
       #
       # @since 2.0.0
       def run!
@@ -135,9 +139,21 @@
       # @return [ Boolean ] Is the Thread stopped?
       #
       # @since 2.0.0
       def stop!
         @thread.kill && @thread.stop?
+      end
+
+      # Restarts the server monitor unless the current thread is alive.
+      #
+      # @example Restart the monitor.
+      #   monitor.restart!
+      #
+      # @return [ Thread ] The thread the monitor runs on.
+      #
+      # @since 2.1.0
+      def restart!
+        @thread.alive? ? @thread : run!
       end
 
       private
 
       def average_round_trip_time(start)