diff options
Diffstat (limited to 'lib/cosEvent/src/cosEventApp.erl')
-rw-r--r-- | lib/cosEvent/src/cosEventApp.erl | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/lib/cosEvent/src/cosEventApp.erl b/lib/cosEvent/src/cosEventApp.erl deleted file mode 100644 index b3c38cef0e..0000000000 --- a/lib/cosEvent/src/cosEventApp.erl +++ /dev/null @@ -1,301 +0,0 @@ -%%-------------------------------------------------------------------- -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2001-2016. All Rights Reserved. -%% -%% Licensed under the Apache License, Version 2.0 (the "License"); -%% you may not use this file except in compliance with the License. -%% You may obtain a copy of the License at -%% -%% http://www.apache.org/licenses/LICENSE-2.0 -%% -%% Unless required by applicable law or agreed to in writing, software -%% distributed under the License is distributed on an "AS IS" BASIS, -%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -%% See the License for the specific language governing permissions and -%% limitations under the License. -%% -%% %CopyrightEnd% -%% -%% -%%---------------------------------------------------------------------- -%% File : cosEventApp.erl -%% Description : -%% -%%---------------------------------------------------------------------- --module(cosEventApp). - -%%--------------- INCLUDES ----------------------------------- --include_lib("orber/include/corba.hrl"). --include("cosEventApp.hrl"). - - -%%--------------- EXPORTS------------------------------------- -%% cosEvent API external --export([start/0, stop/0, install/0, uninstall/0, start_channel/0, start_channel/1, - start_channel_link/0, start_channel_link/1, stop_channel/1]). - -%% cosEvent API internal --export([create_link/3, get_option/2, type_check/3, disconnect/3, do_disconnect/3]). - -%% Application callbacks --export([start/2, init/1, stop/1]). - -%%--------------- DEFINES ------------------------------------ --define(IDL_MODULES, ['oe_CosEventComm', - 'oe_CosEventChannelAdmin', - 'oe_cosEventApp']). - --define(SUPERVISOR_NAME, oe_cosEventSup). --define(SUP_FLAG, {simple_one_for_one,50,10}). - --define(SUP_SPEC(Name, Args), - ['CosEventChannel_EventChannel',Args, - [{sup_child, true}, {regname, {global, Name}}]]). --define(SUP_CHILD, - {"oe_EventChild", - {cosEventApp,create_link, []}, - transient,100000,worker, - ['CosEventChannel_EventChannel']}). - - -%%-----------------------------------------------------------% -%% function : install -%% Arguments: - -%% Returns : ok | EXIT | EXCEPTION -%% Effect : Install necessary data in the IFR DB -%%------------------------------------------------------------ -install() -> - case install_loop(?IDL_MODULES, []) of - ok -> - ok; - {error, Reason} -> - exit(Reason) - end. - -install_loop([], _) -> - ok; -install_loop([H|T], Accum) -> - case catch H:'oe_register'() of - {'EXIT',{unregistered,App}} -> - ?write_ErrorMsg("Unable to register '~p'; application ~p not registered.\n" - "Trying to unregister ~p~n", [H,App,Accum]), - uninstall_loop(Accum, {exit, register}); - {'EXCEPTION',_} -> - ?write_ErrorMsg("Unable to register '~p'; propably already registered.\n" - "You are adviced to confirm this.\n" - "Trying to unregister ~p~n", [H,Accum]), - uninstall_loop(Accum, {exit, register}); - ok -> - install_loop(T, [H|Accum]); - _ -> - ?write_ErrorMsg("Unable to register '~p'; reason unknown.\n" - "Trying to unregister ~p~n", [H,Accum]), - uninstall_loop(Accum, {exit, register}) - end. - -%%-----------------------------------------------------------% -%% function : uninstall -%% Arguments: - -%% Returns : ok | EXIT | EXCEPTION -%% Effect : Remove data related to cosEvent from the IFR DB -%%------------------------------------------------------------ -uninstall() -> - case uninstall_loop(lists:reverse(?IDL_MODULES), ok) of - ok -> - ok; - {error, Reason} -> - exit(Reason) - end. - -uninstall_loop([],ok) -> - ok; -uninstall_loop([],{exit, register}) -> - {error, {?MODULE, "oe_register failed"}}; -uninstall_loop([],{exit, unregister}) -> - {error, {?MODULE, "oe_unregister failed"}}; -uninstall_loop([],{exit, both}) -> - {error, {?MODULE, "oe_register and, for some of those already registered, oe_unregister failed"}}; -uninstall_loop([H|T], Status) -> - case catch H:'oe_unregister'() of - ok -> - uninstall_loop(T, Status); - _ when Status == ok -> - ?write_ErrorMsg("Unable to unregister '~p'; propably already unregistered.\n" - "You are adviced to confirm this.\n",[H]), - uninstall_loop(T, {exit, unregister}); - _ -> - ?write_ErrorMsg("Unable to unregister '~p'; propably already unregistered.\n" - "You are adviced to confirm this.\n",[H]), - uninstall_loop(T, {exit, both}) - end. - -%%-----------------------------------------------------------% -%% function : start/stop -%% Arguments: -%% Returns : -%% Effect : Starts or stops the cosTime application. -%%------------------------------------------------------------ - -start() -> - application:start(cosEvent). -stop() -> - application:stop(cosEvent). - -%%-----------------------------------------------------------% -%% function : start -%% Arguments: Type - see module application -%% Arg - see module application -%% Returns : -%% Effect : Module callback for application -%%------------------------------------------------------------ - -start(_, _) -> - supervisor:start_link({local, ?SUPERVISOR_NAME}, cosEventApp, app_init). - - -%%-----------------------------------------------------------% -%% function : stop -%% Arguments: Arg - see module application -%% Returns : -%% Effect : Module callback for application -%%------------------------------------------------------------ - -stop(_) -> - ok. - -%%-----------------------------------------------------------% -%% function : start_channel -%% Arguments: - -%% Returns : -%% Effect : -%%------------------------------------------------------------ -start_channel() -> - start_channel(?DEFAULT_OPTIONS). - -start_channel(Options) when is_list(Options) -> - ServerOpts = get_option(?SERVER, Options), - 'oe_CosEventComm_Channel':oe_create([Options, ServerOpts], ServerOpts); -start_channel(Options) -> - orber:dbg("[~p] cosEventApp:start_channel(~p);~n" - "Options not correct.", [?LINE, Options], ?DEBUG_LEVEL), - corba:raise(#'BAD_PARAM'{completion_status=?COMPLETED_NO}). - -%%-----------------------------------------------------------% -%% function : start_channel -%% Arguments: - -%% Returns : -%% Effect : -%%------------------------------------------------------------ -start_channel_link() -> - start_channel_link(?DEFAULT_OPTIONS). - -start_channel_link(Options) when is_list(Options) -> - ServerOpts = get_option(?SERVER, Options), - 'oe_CosEventComm_Channel':oe_create_link([Options, ServerOpts], ServerOpts); -start_channel_link(Options) -> - orber:dbg("[~p] cosEventApp:start_channel_link(~p);~n" - "Options not correct.", [?LINE, Options], ?DEBUG_LEVEL), - corba:raise(#'BAD_PARAM'{completion_status=?COMPLETED_NO}). - -%%-----------------------------------------------------------% -%% function : stop_factory -%% Arguments: ChannelObj -%% Returns : -%% Effect : -%%------------------------------------------------------------ -stop_channel(ChannelObj) -> - corba:dispose(ChannelObj). - -%%-----------------------------------------------------------% -%% function : init -%% Arguments: -%% Returns : -%% Effect : -%%------------------------------------------------------------ - -%% Starting using create_factory/X -init(own_init) -> - {ok,{?SUP_FLAG, [?SUP_CHILD]}}; -%% When starting as an application. -init(app_init) -> - {ok,{?SUP_FLAG, [?SUP_CHILD]}}. - -%%-----------------------------------------------------------% -%% function : create_link -%% Arguments: Module - which Module to call -%% Env/ArgList - ordinary oe_create arguments. -%% Returns : -%% Exception: -%% Effect : Necessary since we want the supervisor to be a -%% 'simple_one_for_one'. Otherwise, using for example, -%% 'one_for_one', we have to call supervisor:delete_child -%% to remove the childs startspecification from the -%% supervisors internal state. -%%------------------------------------------------------------ -create_link(Module, Env, ArgList) -> - Module:oe_create_link(Env, ArgList). - - -%%-----------------------------------------------------------% -%% function : get_option -%% Arguments: -%% Returns : -%% Exception: -%% Effect : -%%------------------------------------------------------------ -get_option(Key, OptionList) -> - case lists:keysearch(Key, 1, OptionList) of - {value,{Key,Value}} -> - Value; - _ -> - case lists:keysearch(Key, 1, ?DEFAULT_OPTIONS) of - {value,{Key,Value}} -> - Value; - _-> - {error, "Invalid option"} - end - end. - -%%-----------------------------------------------------------% -%% function : type_check -%% Arguments: Obj - objectrefernce to test. -%% Mod - Module which contains typeID/0. -%% Returns : 'ok' or raises exception. -%% Effect : -%%------------------------------------------------------------ -type_check(_Obj, _Mod, false) -> - ok; -type_check(Obj, Mod, _) -> - case catch corba_object:is_a(Obj, Mod:typeID()) of - true -> - ok; - _ -> - orber:dbg("[~p] cosEventApp:type_check(~p) failed; Should be ~p", - [?LINE, Obj, Mod], ?DEBUG_LEVEL), - corba:raise(#'BAD_PARAM'{completion_status=?COMPLETED_NO}) - end. - -%%-----------------------------------------------------------% -%% function : disconnect -%% Arguments: Module - one of the interfaces defined in CosEventComm. -%% Function - the appropriate disconnect function. -%% Object - the client object reference. -%% Returns : ok -%% Exception: -%% Effect : If the process would try to diconnect itself it could -%% result in a deadlock. Hence, we spawn a new process to do it. -%%------------------------------------------------------------ -disconnect(Module, Function, Object) -> - spawn(cosEventApp, do_disconnect, [Module, Function, Object]), - ok. - -do_disconnect(Module, Function, Object) -> - catch Module:Function(Object), - ?DBG("Disconnect ~p:~p(..).~n", [Module, Function]), - ok. - -%%--------------- END OF MODULE ------------------------------ - - |