elib/asset_pool.erl in mojombo-ernie-0.3.2 vs elib/asset_pool.erl in mojombo-ernie-0.3.3

@@ -1,10 +1,10 @@
 -module(asset_pool).
 -behaviour(gen_server).
 
 %% api
--export([start_link/1, start/1, lease/0, return/1, reload_assets/0]).
+-export([start_link/1, start/1, lease/0, return/1, reload_assets/0, idle_worker_count/0]).
 
 %% gen_server callbacks
 -export([init/1, handle_call/3, handle_cast/2, handle_info/2,
          terminate/2, code_change/3]).
 
@@ -29,10 +29,13 @@
   gen_server:call({global, ?MODULE}, {return, Asset}).
 
 reload_assets() ->
   gen_server:call({global, ?MODULE}, {reload_assets}).
 
+idle_worker_count() ->
+  gen_server:call({global, ?MODULE}, {idle_worker_count}).
+
 %%====================================================================
 %% gen_server callbacks
 %%====================================================================
 
 %%--------------------------------------------------------------------
@@ -89,9 +92,12 @@
   Assets2 = queue:in(NewAsset, State#state.assets),
   {reply, ok, State#state{assets = Assets2}};
 handle_call({reload_assets}, _From, State) ->
   Token = make_ref(),
   {reply, ok, State#state{token = Token}};
+handle_call({idle_worker_count}, _From, State) ->
+  WorkerCount = queue:len(State#state.assets),
+  {reply, WorkerCount, State};
 handle_call(_Request, _From, State) ->
   {reply, ok, State}.
 
 %%--------------------------------------------------------------------
 %% Function: handle_cast(Msg, State) -> {noreply, State} |
\ No newline at end of file