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authorErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
committerErlang/OTP <[email protected]>2009-11-20 14:54:40 +0000
commit84adefa331c4159d432d22840663c38f155cd4c1 (patch)
treebff9a9c66adda4df2106dfd0e5c053ab182a12bd /lib/orber/src/orber_ifr_contained.erl
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The R13B03 release.OTP_R13B03
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+%%--------------------------------------------------------------------
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 1997-2009. 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 : orber_ifr_contained.erl
+%% Purpose : Code for Contained
+%%----------------------------------------------------------------------
+
+-module(orber_ifr_contained).
+
+-export(['_get_def_kind'/1,
+ destroy/1,
+ cleanup_for_destroy/1, %not in CORBA 2.0
+ '_get_id'/1,
+ '_set_id'/2,
+ '_get_name'/1,
+ '_set_name'/2,
+ '_get_version'/1,
+ '_set_version'/2,
+ '_get_defined_in'/1,
+ '_get_absolute_name'/1,
+ '_get_containing_repository'/1,
+ describe/1,
+ describe/2, %not in CORBA 2.0
+ move/4
+ ]).
+
+-import(orber_ifr_utils,[get_object/1,
+ get_field/2,
+ set_field/3,
+ construct/3,
+ select/2,
+ write_result/1,
+ ifr_transaction_read_write/1
+ ]).
+
+-include("orber_ifr.hrl").
+-include("ifr_objects.hrl").
+-include_lib("orber/include/ifr_types.hrl").
+-include_lib("orber/include/corba.hrl").
+
+%%%======================================================================
+%%% Contained (IRObject)
+
+%%%----------------------------------------------------------------------
+%%% Interfaces inherited from IRObject
+
+'_get_def_kind'({ObjType,ObjID}) ->
+ orber_ifr_irobject:'_get_def_kind'({ObjType,ObjID}).
+
+%%% Note, that the destroy function is meant to be called within a
+%%% transaction called in the destroy function of an object which
+%%% inherits from Contained. A Contained should only be destroyed by
+%%% destroying the object that inherits from a Contained. An attempt
+%%% to call this function in user code will result in unpredictable
+%%% results.
+
+%%% Don't type check the object reference. We need to be able to
+%%% handle several types of objects that inherit from Contained.
+
+destroy(Contained_objref) ->
+ ObjList = cleanup_for_destroy(Contained_objref),
+ orber_ifr_irobject:destroy([Contained_objref | ObjList]).
+
+cleanup_for_destroy(Contained_objref) ->
+ Defined_in = '_get_defined_in'(Contained_objref),
+ [Container_obj] = mnesia:read(Defined_in),
+ New_container_obj =
+ construct(Container_obj,contents,
+ lists:filter(fun(X) -> X /= Contained_objref end,
+ select(Container_obj,contents))),
+ [fun() -> mnesia:write(New_container_obj) end].
+
+%%%----------------------------------------------------------------------
+%%% Non-inherited interfaces
+
+'_get_id'({ObjType,ObjID}) ->
+ get_field({ObjType,ObjID},id).
+
+'_set_id'({ObjType,ObjID}, EO_Value) ->
+ set_field({ObjType, ObjID}, id, EO_Value).
+
+'_get_name'({ObjType,ObjID}) ->
+ get_field({ObjType,ObjID},name).
+
+'_set_name'({ObjType,ObjID}, EO_Value) ->
+ set_field({ObjType, ObjID}, name, EO_Value).
+
+'_get_version'({ObjType,ObjID}) ->
+ get_field({ObjType,ObjID},version).
+
+'_set_version'({ObjType,ObjID}, EO_Value) ->
+ set_field({ObjType, ObjID}, version, EO_Value).
+
+'_get_defined_in'({ObjType,ObjID}) ->
+ get_field({ObjType,ObjID},defined_in).
+
+'_get_absolute_name'({ObjType,ObjID}) ->
+ get_field({ObjType,ObjID},absolute_name).
+
+'_get_containing_repository'({ObjType,ObjID}) ->
+ get_field({ObjType,ObjID},containing_repository).
+
+describe(ObjRef) ->
+ Def_kind = '_get_def_kind'(ObjRef),
+ Object = get_object(ObjRef),
+ describe(Object,Def_kind).
+
+describe(Object,Def_kind) ->
+ Value =
+ case Def_kind of
+ dk_Module ->
+ #moduledescription{name = Object#ir_ModuleDef.name,
+ id = Object#ir_ModuleDef.id,
+ defined_in = Object#ir_ModuleDef.defined_in,
+ version = Object#ir_ModuleDef.version};
+ dk_Constant ->
+ #constantdescription{name = Object#ir_ConstantDef.name,
+ id = Object#ir_ConstantDef.id,
+ defined_in =
+ Object#ir_ConstantDef.defined_in,
+ version = Object#ir_ConstantDef.version,
+ type = Object#ir_ConstantDef.type,
+ value = Object#ir_ConstantDef.value};
+ dk_Typedef ->
+ #typedescription{name = Object#ir_TypedefDef.name,
+ id = Object#ir_TypedefDef.id,
+ defined_in = Object#ir_TypedefDef.defined_in,
+ version = Object#ir_TypedefDef.version,
+ type = Object#ir_TypedefDef.type};
+ dk_Struct ->
+ ?make_typedescription(Object,ir_StructDef);
+ dk_Union ->
+ ?make_typedescription(Object,ir_UnionDef);
+ dk_Enum ->
+ ?make_typedescription(Object,ir_EnumDef);
+ dk_Alias ->
+ ?make_typedescription(Object,ir_AliasDef);
+ dk_Exception ->
+ #exceptiondescription{name = Object#ir_ExceptionDef.name,
+ id = Object#ir_ExceptionDef.id,
+ defined_in =
+ Object#ir_ExceptionDef.defined_in,
+ version = Object#ir_ExceptionDef.version,
+ type = Object#ir_ExceptionDef.type};
+ dk_Attribute ->
+ #attributedescription{name = Object#ir_AttributeDef.name,
+ id = Object#ir_AttributeDef.id,
+ defined_in =
+ Object#ir_AttributeDef.defined_in,
+ version = Object#ir_AttributeDef.version,
+ type = Object#ir_AttributeDef.type,
+ mode = Object#ir_AttributeDef.mode};
+ dk_Operation ->
+ #operationdescription{name = Object#ir_OperationDef.name,
+ id = Object#ir_OperationDef.id,
+ defined_in =
+ Object#ir_OperationDef.defined_in,
+ version = Object#ir_OperationDef.version,
+ result = Object#ir_OperationDef.result,
+ mode = Object#ir_OperationDef.mode,
+ contexts =
+ Object#ir_OperationDef.contexts,
+ parameters =
+ Object#ir_OperationDef.params,
+ exceptions =
+ Object#ir_OperationDef.exceptions};
+ dk_Interface ->
+ #interfacedescription{name = Object#ir_InterfaceDef.name,
+ id = Object#ir_InterfaceDef.id,
+ defined_in =
+ Object#ir_InterfaceDef.defined_in,
+ version = Object#ir_InterfaceDef.version,
+ base_interfaces =
+ Object#ir_InterfaceDef.base_interfaces};
+ _ ->
+ undefined
+ end,
+ #contained_description{kind=Def_kind, value=Value}.
+
+move({ObjType,ObjID},{NewContainerType,NewContainerID},New_name,New_version) ->
+ Move_OK =
+ ('_get_containing_repository'({NewContainerType,NewContainerID}) ==
+ '_get_containing_repository'({ObjType,ObjID}))
+ and
+ case NewContainerType of
+ ir_Repository ->
+ lists:member(ObjType,[ir_ConstantDef,ir_TypedefDef,
+ ir_ExceptionDef,ir_InterfaceDef,
+ ir_ModuleDef]);
+ ir_ModuleDef ->
+ lists:member(ObjType,[ir_ConstantDef,ir_TypedefDef,
+ ir_ExceptionDef,ir_ModuleDef,
+ ir_InterfaceDef]);
+ ir_InterfaceDef ->
+ lists:member(ObjType,[ir_ConstantDef,ir_TypedefDef,
+ ir_ExceptionDef,ir_AttributeDef,
+ ir_OperationDef]);
+ _ ->
+ false
+ end
+ and
+ (orber_ifr_container:lookup_name({NewContainerType,NewContainerID},
+ New_name, -1, % *** -1?
+ dk_All, false) == []),
+ move(Move_OK,{ObjType,ObjID},{NewContainerType,NewContainerID},New_name,
+ New_version).
+
+move(true, Contained_objref, New_container, New_name, New_version) ->
+ F = fun() -> Defined_in = '_get_defined_in'(Contained_objref),
+ [Old_container_obj] = mnesia:read(Defined_in),
+ New_old_container_obj =
+ construct(Old_container_obj,contents,
+ lists:filter(fun(X) -> X /= Contained_objref
+ end, select(Old_container_obj,
+ contents))),
+ New_container_obj = mnesia:read(New_container),
+ Contents = orber_ifr_container:contents(New_container, dk_All,
+ true),
+ New_new_container_obj =
+ construct(construct(construct(New_container_obj, contents,
+ [Contained_objref | Contents]),
+ name,New_name),version,New_version),
+ mnesia:write(New_old_container_obj),
+ mnesia:write(New_new_container_obj)
+ end,
+ write_result(ifr_transaction_read_write(F));
+
+move(false, _Contained_objref, _New_container, _New_name, _New_version) ->
+ corba:raise(#'INTF_REPOS'{completion_status=?COMPLETED_NO}).