Erlang 中application 导出接口

时间：2018-02-25 13:14:19 阅读：473 评论：0 收藏：0 [点我收藏+]

标签：val unset ror integer ensure erlang mis move clu

ensure_all_started(Application) ->

　　 {ok, Started} | {error, Reason}

ensure_all_started(Application, Type) ->

{ok, Started} | {error, Reason}

Types

　　Application = atom()

　　Type = restart_type()

　　Started = [atom()]

　　Reason = term()

ensure_started(Application) -> ok | {error, Reason}

ensure_started(Application, Type) -. ok | {error, Reason}

Types

　　Application = atom()

　　Type = restart_type()

　　Reason = term()

get_all_env() -> Env

get_all_env(Application) -> Env

Types

　　Application = atom()

　　Env = [{Par :: atom(), Val :: term()}]

get_all_key() -> [] | {ok, Keys}

get_all_key(Application) -> undefined | Keys

Types

　　Application = atom()

　　Keys = {ok, [{Key :: atom(), Val :: term()}, ...]}

get_application() -> undefined | {ok, Application}

get_application(PidOrModule) -> undefined | {ok, Application}

Types

　　PidOrModule = (Pid :: pid()) | (Module :: module())

　　Application = atom()

get_env(Par) -> undefined | {ok, Val}

get_env(Application, Par) -> undefined | {ok, Val}

Types

　　Application = Par = atom()

　　Val = term()

get_env(Application, Par, Def) -> Val

Types

Application = Par = atom()

Def = Val = term()

get_key(Key) -> undefined | {ok, Val}

get_key(Application, Key) -> undefined | {ok, Val}

Types

Application = Key = atom()

Val = term()

load(AppDescr) -> ok | {error, Reason}

load(AppDescr, Distributed) -> ok | {error, Reason}

Types

AppDescr = Application | (AppSpec :: application_spec())

Application = atom()

Distributed =
{Application, Nodes} | {Application, Time, Nodes} | default

Nodes = [node() | tuple_of(node())]

Time = integer() >= 1

Reason = term()

application_spec() =
    {application,
     Application :: atom(),
     AppSpecKeys :: [application_opt()]}

application_opt() =
    {description, Description :: string()} |
    {vsn, Vsn :: string()} |
    {id, Id :: string()} |
    {modules, [Module :: module()]} |
    {registered, Names :: [Name :: atom()]} |
    {applications, [Application :: atom()]} |
    {included_applications, [Application :: atom()]} |
    {env, [{Par :: atom(), Val :: term()}]} |
    {start_phases,
     [{Phase :: atom(), PhaseArgs :: term()}] | undefined} |
    {maxT, MaxT :: timeout()} |
    {maxP, MaxP :: integer() >= 1 | infinity} |
    {mod, Start :: {Module :: module(), StartArgs :: term()}}

loaded_applications() -> [{Application, Description, Vsn}]

Types

Application = atom()

Description = Vsn = string()

permit(Application, Permission) -> ok | {error, Reason}

Types

Application = atom()

Permission = boolean()

Reason = term()

set_env(Application, Par, Val) -> ok

set_env(Application, Par, Val, Opts) -> ok

Types

Application = Par = atom()

Val = term()

Opts = [{timeout, timeout()} | {persistent, boolean()}]

start(Application) -> ok | {error, Reason}

start(Application, Type) -> ok | {error, Reason}

Types

Application = atom()

Type = restart_type()

Reason = term()

start_type() -> StartType | undefined | local

Types

StartType = start_type()

stop(Application) -> ok | {error, Reason}

Types

Application = atom()

Reason = term()

takeover(Application, Type) -> ok | {error, Reason}

Types

Application = atom()

Type = restart_type()

Reason = term()

unload(Application) -> ok | {error, Reason}

Types

Application = atom()

Reason = term()

unset_env(Application, Par) -> ok

unset_env(Application, Par, Opts) -> ok

Types

Application = Par = atom()

Opts = [{timeout, timeout()} | {persistent, boolean()}]

which_applications() -> [{Application, Description, Vsn}]

which_applications(Timeout) -> [{Application, Description, Vsn}]

Types

Timeout = timeout()

Application = atom()

Description = Vsn = string()

Module:start(StartType, StartArgs) -> {ok, Pid} | {ok, Pid, State} | {error, Reason}

Module:start_phase(Phase, StartType, PhaseArgs) -> ok | {error, Reason}

Module:prep_stop(State) -> NewState

Module:stop(State)

Module:config_change(Changed, New, Removed) -> ok

Erlang 中application 导出接口

标签：val unset ror integer ensure erlang mis move clu

原文地址：https://www.cnblogs.com/tianxincode/p/8468796.html

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