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%% The contents of this file are subject to the Mozilla Public License
%% Version 1.1 (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.mozilla.org/MPL/
%%
%% 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.
%%
%% The Original Code is RabbitMQ.
%%
%% The Initial Developer of the Original Code is GoPivotal, Inc.
%% Copyright (c) 2007-2014 GoPivotal, Inc. All rights reserved.
%%
-module(rabbit_msg_store_index).
-include("rabbit_msg_store.hrl").
-ifdef(use_specs).
-type(dir() :: any()).
-type(index_state() :: any()).
-type(keyvalue() :: any()).
-type(fieldpos() :: non_neg_integer()).
-type(fieldvalue() :: any()).
-callback new(dir()) -> index_state().
-callback recover(dir()) -> rabbit_types:ok_or_error2(index_state(), any()).
-callback lookup(rabbit_types:msg_id(), index_state()) -> ('not_found' | keyvalue()).
-callback insert(keyvalue(), index_state()) -> 'ok'.
-callback update(keyvalue(), index_state()) -> 'ok'.
-callback update_fields(rabbit_types:msg_id(), ({fieldpos(), fieldvalue()} |
[{fieldpos(), fieldvalue()}]),
index_state()) -> 'ok'.
-callback delete(rabbit_types:msg_id(), index_state()) -> 'ok'.
-callback delete_object(keyvalue(), index_state()) -> 'ok'.
-callback delete_by_file(fieldvalue(), index_state()) -> 'ok'.
-callback terminate(index_state()) -> any().
-else.
-export([behaviour_info/1]).
behaviour_info(callbacks) ->
[{new, 1},
{recover, 1},
{lookup, 2},
{insert, 2},
{update, 2},
{update_fields, 3},
{delete, 2},
{delete_by_file, 2},
{terminate, 1}];
behaviour_info(_Other) ->
undefined.
-endif.
|
