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-rw-r--r--lib/orber/src/corba_request.erl384
1 files changed, 0 insertions, 384 deletions
diff --git a/lib/orber/src/corba_request.erl b/lib/orber/src/corba_request.erl
deleted file mode 100644
index c4226739a9..0000000000
--- a/lib/orber/src/corba_request.erl
+++ /dev/null
@@ -1,384 +0,0 @@
-%%--------------------------------------------------------------------
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1998-2009. All Rights Reserved.
-%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
-%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
-%%
-%% %CopyrightEnd%
-%%
-%%
-%%-----------------------------------------------------------------
-%% File: corba_request.erl
-%% Description:
-%% This file contains an corba request server for Orber
-%%
-%%-----------------------------------------------------------------
--module(corba_request).
-
--behaviour(gen_server).
-
--include_lib("orber/include/corba.hrl").
-
-%%-----------------------------------------------------------------
-%% External exports
-%%-----------------------------------------------------------------
--export([start/1, stop/0, stop_all/0, create/1,
- create_schema/1]).
-
-%%-----------------------------------------------------------------
-%% Internal exports
-%%-----------------------------------------------------------------
--export([init/1, terminate/2, install/2, handle_call/3, handle_info/2]).
--export([handle_cast/2, dump/0, get_key_from_pid/1]).
-
-%%-----------------------------------------------------------------
-%% Standard interface CORBA::Request
-%%-----------------------------------------------------------------
--export([add_arg/6,
- invoke/2,
- delete/1,
- send/2,
- get_response/2]).
-
-%%-----------------------------------------------------------------
-%% Mnesia table definition
-%%-----------------------------------------------------------------
--record('corba_request', {reqid, ctx, operation, arg_list, result, req_flags, pid}).
-
-
-%%-----------------------------------------------------------------
-%% Macros
-%%-----------------------------------------------------------------
--define(dirty_query_context, true).
-
-%% This macro returns a read fun suitable for evaluation in a transaction
--define(read_function(ReqId),
- fun() ->
- mnesia:dirty_read(ReqId)
- end).
-
-%% This macro returns a write fun suitable for evaluation in a transaction
--define(write_function(R),
- fun() ->
- mnesia:dirty_write(R)
- end).
-
-%% This macro returns a write fun suitable for evaluation in a transaction
--define(update(R),
- fun() ->
- mnesia:dirty_write(R)
- end).
-
-%% This macro returns a delete fun suitable for evaluation in a transaction
--define(delete_function(R),
- fun() ->
- mnesia:delete(R)
- end).
-
--ifdef(dirty_query_context).
--define(query_check(Q_res), Q_res).
--else.
--define(query_check(Q_res), {atomic, Q_res}).
--endif.
-
-
--define(CHECK_EXCEPTION(Res), case Res of
- {'EXCEPTION', E} ->
- corba:raise(E);
- R ->
- R
- end).
-
-%%-----------------------------------------------------------------
-%% Debugging function
-%%-----------------------------------------------------------------
-dump() ->
- case catch mnesia:dirty_first('orber_request') of
- {'EXIT', R} ->
- io:format("Exited with ~p\n",[R]);
- Key ->
- dump_print(Key),
- dump_loop(Key)
- end.
-
-dump_loop(PreviousKey) ->
- case catch mnesia:dirty_next('orber_request', PreviousKey) of
- {'EXIT', R} ->
- io:format("Exited with ~p\n",[R]);
- '$end_of_table' ->
- ok;
- Key ->
- dump_print(Key),
- dump_loop(Key)
- end.
-
-dump_print(Key) ->
- case catch mnesia:dirty_read({'orber_request', Key}) of
- {'EXIT', R} ->
- io:format("Exited with ~p\n",[R]);
- [X] ->
- io:format("Req Id: ~p, op: ~p\n",[binary_to_term(X#orber_request.object_key),
- X#orber_request.pid]);
- _ ->
- ok
- end.
-
-
-%%-----------------------------------------------------------------
-%% External interface functions
-%%-----------------------------------------------------------------
-start(Opts) ->
- gen_server:start_link({local, orber_requestserver}, orber_request, Opts, []).
-
-stop() ->
- gen_server:call(orber_requestserver, stop, infinity).
-
-
-stop_all() ->
- Fun = fun() ->
- mnesia:match_object({orber_request, '_', '_', '_', '_', '_', '_', '_'})
- end,
- case catch mnesia:transaction(Fun) of
- {atomic, Objects} ->
- lists:foreach(fun({orber_request, _, _, _, _, _, _, _ }) ->
- ok %gen_server:call(Pid, stop, infinity)
- end,
- Objects);
- R ->
- R
- end.
-
-create() ->
- ?CHECK_EXCEPTION(gen_server:call(orber_requestserver,
- create, infinity)).
-
-create(Ctx, OP, Args, Flags) ->
- ?CHECK_EXCEPTION(gen_server:call(orber_requestserver,
- {create, Ctx, OP, Args, Flags}, infinity)).
-
-delete(ReqId) ->
- ?CHECK_EXCEPTION(gen_server:call(orber_requestserver,
- {delete, ReqId}, infinity)).
-
-%%------------------------------------------------------------
-%% Implementation of standard interface
-%%------------------------------------------------------------
-add_arg(ReqId, ArgumentName, TC, Value, Len, ArgFlags) ->
- Request = ets:lookup_element(orber_request, ReqId),
- case Request of
- [] ->
- ok;
- R ->
- Args = Request#orber_request.arg_list,
- NewArgs = lists:append(Args, []),
- ets:insert(orber_request, NewArgs),
- ok
- end.
-
-invoke(ReqId, InvokeFlags) ->
- ok.
-
-
-
-send(ReqId, InvokeFlags) ->
- ok.
-
-get_response(ReqId, ResponseFlags) ->
- [{_, Val}] = ets:lookup_element(orber_request, ReqId),
- Val#'orber_request'.result.
-
-%%-----------------------------------------------------------------
-%% Server functions
-%%-----------------------------------------------------------------
-init(Env) ->
- case mnesia:wait_for_tables(['orber_request'], infinity) of
- ok ->
- process_flag(trap_exit, true),
- {ok, []};
- StopReason ->
- {stop, StopReason}
- end.
-
-terminate(From, Reason) ->
- ok.
-
-
-
-install(Timeout, Options) ->
- %% check if there already exists a database. If not, create one.
- %% DB_initialized = perhaps_create_schema(Nodelist),
- %% check if mnesia is running. If not, start mnesia.
- DB_started = perhaps_start_mnesia(),
-
- %% Do we have a complete set of IFR tables? If not, create them.
- AllTabs = mnesia:system_info(tables),
-
- DB_Result = case lists:member(orber_request, AllTabs) of
- true ->
- case lists:member({local_content, true},
- Options) of
- true->
- mnesia:add_table_copy(orber_request,
- node(),
- ram_copies);
- _ ->
- mnesia:create_table(orber_request,
- [{attributes,
- record_info(fields,
- orber_objkeys)}
- |Options])
- end;
- _ ->
- mnesia:create_table(orber_request,
- [{attributes,
- record_info(fields,
- orber_objkeys)}
- |Options])
- end,
-
- Wait = mnesia:wait_for_tables([orber_request], Timeout),
- %% Check if any error has occured yet. If there are errors, return them.
- if
- DB_Result == {atomic, ok},
- Wait == ok ->
- ok;
- true ->
- {error, {DB_Result, Wait}}
- end.
-
-%%-----------------------------------------------------------------
-%% Func: handle_call/3
-%%
-%% Comment:
-%% In objectkey gen_server all exceptions are tupples and corba:raise
-%% may not be used. It is too time consuming to add catches in every
-%% function before returning. On the client side there is a case which
-%% maps every tupple on the format {'exception', E} to corba:raise(E).
-%%-----------------------------------------------------------------
-handle_call(stop, From, State) ->
- {stop, normal, [], State};
-handle_call(create, From, State) ->
- ReqId = term_to_binary({node(), now()}),
- _F = ?write_function(#'corba_request'{reqid=ReqId}),
- R = write_result(mnesia:transaction(_F)),
-
- ReqId
-
- ?query_check(Qres) = mnesia:dirty_read({orber_request, Objkey}),
- case Qres of
- [] ->
- _F = ?write_function(#orber_requests{object_key=Objkey, pid=Pid}),
- R = write_result(mnesia:transaction(_F)),
- if
- R == ok, pid(Pid) ->
- link(Pid);
- true ->
- true
- end,
- {reply, R, State};
- X ->
- {reply, {'EXCEPTION', #'INTERNAL'{completion_status=?COMPLETED_NO}},
- State}
- end;
-handle_call({delete, ReqId}, From, State) ->
- ?query_check(Qres) = mnesia:dirty_read({orber_request, ReqId}),
- case Qres of
- [] ->
- true;
- [X] when pid(X#orber_request.pid) ->
- unlink(X#orber_request.pid);
- _ ->
- true
- end,
- _F = ?delete_function({orber_request, ReqId}),
- R = write_result(mnesia:transaction(_F)),
- {reply, R, State}.
-
-handle_info({'EXIT', Pid, Reason}, State) when pid(Pid) ->
- _MF = fun() ->
- mnesia:match_object({orber_request, '_', '_', '_', '_', '_', '_', Pid})
- end,
- ?query_check(Qres) = mnesia:ets(_MF),
- case Qres of
- [] ->
- true;
- X ->
- remove_requests(X),
- unlink(Pid);
- _ ->
- true
- end,
- {noreply, State}.
-
-%%-----------------------------------------------------------------
-%% Internal Functions
-%%-----------------------------------------------------------------
-get_reqids_from_pid(Pid) ->
- case mnesia:dirty_match_object({orber_request, '_', '_', '_', '_', '_', '_', Pid}) of
- Keys ->
- [Keys]
- _ ->
- corba:raise(#'OBJECT_NOT_EXIST'{completion_status=?COMPLETED_NO})
- end.
-
-remove_requests([]) ->
- ok;
-remove_requests([H|T]) ->
- _F = ?delete_function({orber_request, H#orber_request.reqid}),
- write_result(mnesia:transaction(_F)),
- remove_requests(T).
-
-%%-----------------------------------------------------------------
-%% Check a read transaction
-query_result(?query_check(Qres)) ->
- case Qres of
- [Hres] ->
- Hres#orber_request.pid;
- [] ->
- {'excpetion', #'OBJECT_NOT_EXIST'{completion_status=?COMPLETED_NO}};
- Other ->
- {'excpetion', #'INTERNAL'{completion_status=?COMPLETED_NO}}
- end.
-
-%%-----------------------------------------------------------------
-%% Check a write transaction
-write_result({atomic,ok}) -> ok;
-write_result(Foo) ->
- {'excpetion', #'INTERNAL'{completion_status=?COMPLETED_NO}}.
-
-
-create_schema(Nodes) ->
- case mnesia:system_info(use_dir) of
- false ->
- mnesia:create_schema(Nodes);
- _ ->
- ok
- end.
-
-perhaps_start_mnesia() ->
- case mnesia:system_info(is_running) of
- no ->
- mnesia:start();
- _ ->
- ok
- end.
-
-
-%%------------------------------------------------------------
-%% Standard gen_server cast handle
-%%
-handle_cast(_, State) ->
- {noreply, State}.
-
-