MonHandler - Monitored Event Handler

This is a minimal GenServer module that is used to monitor an event handler.

To use simply call add_mon_handler or start_link with the GenEvent event manager, event handler and args for your event handler. Optionally you can also pass arguments for the MonHandlerGenServer.

iex(x)> {:ok, manager} = GenEvent.start_link
{:ok, #PID<X.Y.Z>}
iex(x)> {:ok, mon_han} = MonHandler.start_link(manager, YourEventHandler, event_handler_args, gen_server_args)
{:ok, #PID<X.Y.Z>}
iex(x)> GenEvent.notify(manager, {:your_event, "some data"})
:ok
iex(x)> MonHandler.remove_handler(mon_han)
:ok  

or to start from a supervisor:

mon_handler_config = MonHandler.get_config(manager, YourEventHandler, event_handler_args)
supervise([worker(MonHandler, [mon_handler_config, []])], [strategy: :one_for_one])

MonHanlder will handle messages from the event manager if the event handler terminates. For normal terminations MonHandler will stop. For terminations due to errors MonHandler will re-add the event handler to the event manager.