Nelze vybrat více než 25 témat
Téma musí začínat písmenem nebo číslem, může obsahovat pomlčky („-“) a může být dlouhé až 35 znaků.
56 řádky
1.6 KiB
56 řádky
1.6 KiB
-module(gTimer).
|
|
|
|
-include("gTimer.hrl").
|
|
|
|
-export([
|
|
start/0
|
|
, stop/0
|
|
, startWork/1
|
|
, setTimer/2
|
|
, setTimer/3
|
|
, getTimer/1
|
|
, delTimer/1
|
|
]).
|
|
|
|
timerName(Idx) ->
|
|
binary_to_atom(<<"$gtWSork_", (integer_to_binary(Idx))/binary>>).
|
|
|
|
-spec startWork(Cnt :: non_neg_integer()) -> ok | {error, term()}.
|
|
startWork(Cnt) when Cnt > 0 ->
|
|
case ?gTimerCfg:getV(?workCnt) of
|
|
0 ->
|
|
NameList = [{Idx, timerName(Idx)} || Idx <- lists:seq(1, Cnt)],
|
|
[supervisor:start_child(gTimer_sup, [WorkName]) || {_Idx, WorkName} <- NameList],
|
|
CfgList = [{?workCnt, Cnt} | NameList],
|
|
gtKvsToBeam:load(?gTimerCfg, CfgList),
|
|
ok;
|
|
_Cnt ->
|
|
{error, started}
|
|
end.
|
|
|
|
start() ->
|
|
application:ensure_all_started(gTimer).
|
|
|
|
stop() ->
|
|
gtKvsToBeam:load(?gTimerCfg, [{?workCnt, 0}]),
|
|
application:stop(gTimer).
|
|
|
|
-spec setTimer(Time :: non_neg_integer(), MFA :: {module(), atom(), term()}) -> reference().
|
|
setTimer(Time, MFA) ->
|
|
Cnt = ?gTimerCfg:getV(?workCnt),
|
|
Idx = rand:uniform(Cnt),
|
|
erlang:start_timer(Time, ?gTimerCfg:getV(Idx), MFA).
|
|
|
|
-spec setTimer(Time :: non_neg_integer(), MFA :: {module(), atom(), term()}, Strategy :: rand | bind) -> reference().
|
|
setTimer(Time, MFA, Strategy) ->
|
|
Cnt = ?gTimerCfg:getV(?workCnt),
|
|
Idx = ?IIF(Strategy == rand, rand:uniform(Cnt), erlang:phash2(self(), Cnt) + 1),
|
|
erlang:start_timer(Time, ?gTimerCfg:getV(Idx), MFA).
|
|
|
|
-spec getTimer(TimerRef :: reference()) -> false | non_neg_integer().
|
|
getTimer(TimerRef) ->
|
|
erlang:read_timer(TimerRef).
|
|
|
|
-spec delTimer(TimerRef :: reference()) -> false | non_neg_integer().
|
|
delTimer(TimerRef) ->
|
|
erlang:cancel_timer(TimerRef) .
|