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authorZandra <[email protected]>2016-04-25 09:05:30 +0200
committerZandra <[email protected]>2016-05-02 14:43:53 +0200
commit0c2954dd7fa1923a26d7da05e366bca63d5fe53e (patch)
tree13e7ee3948a740a280da868f596a084f41a0e4cb /lib/kernel/src/rpc.erl
parentfe1fe6b2ca2ebefd0b7e82b6651e35f6388a06d0 (diff)
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use maps instead of gb_trees to optimize the rpc server
Diffstat (limited to 'lib/kernel/src/rpc.erl')
-rw-r--r--lib/kernel/src/rpc.erl18
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/kernel/src/rpc.erl b/lib/kernel/src/rpc.erl
index ee71d39253..21bff02214 100644
--- a/lib/kernel/src/rpc.erl
+++ b/lib/kernel/src/rpc.erl
@@ -63,7 +63,7 @@
%%------------------------------------------------------------------------
--type state() :: gb_trees:tree(pid(), {pid(), reference()}).
+-type state() :: map().
%%------------------------------------------------------------------------
@@ -91,7 +91,7 @@ stop(Rpc) ->
init([]) ->
process_flag(trap_exit, true),
- {ok, gb_trees:empty()}.
+ {ok, maps:new()}.
-spec handle_call(term(), term(), state()) ->
{'noreply', state()} |
@@ -131,14 +131,14 @@ handle_cast(_, S) ->
-spec handle_info(term(), state()) -> {'noreply', state()}.
handle_info({'DOWN', _, process, Caller, normal}, S) ->
- {noreply, gb_trees:delete(Caller, S)};
+ {noreply, maps:remove(Caller, S)};
handle_info({'DOWN', _, process, Caller, Reason}, S) ->
- case gb_trees:lookup(Caller, S) of
- {value, To} ->
+ case maps:get(Caller, S, undefined) of
+ undefined ->
+ {noreply, S};
+ {_, _} = To ->
gen_server:reply(To, {badrpc, {'EXIT', Reason}}),
- {noreply, gb_trees:delete(Caller, S)};
- none ->
- {noreply, S}
+ {noreply, maps:remove(Caller, S)}
end;
handle_info({From, {sbcast, Name, Msg}}, S) ->
_ = case catch Name ! Msg of %% use catch to get the printout
@@ -192,7 +192,7 @@ handle_call_call(Mod, Fun, Args, Gleader, To, S) ->
end,
gen_server:reply(To, Reply)
end),
- {noreply, gb_trees:insert(Caller, To, S)}.
+ {noreply, maps:put(Caller, To, S)}.
%% RPC aid functions ....