summaryrefslogtreecommitdiff
path: root/src/mongo/db/generic_cursor_manager.cpp
blob: f9c9bb249aa6c5cc9820440a7c2559c3e52b243a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
/**
 * Copyright (C) 2017 MongoDB Inc.
 *
 * This program is free software: you can redistribute it and/or  modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * As a special exception, the copyright holders give permission to link the
 * code of portions of this program with the OpenSSL library under certain
 * conditions as described in each individual source file and distribute
 * linked combinations including the program with the OpenSSL library. You
 * must comply with the GNU Affero General Public License in all respects
 * for all of the code used other than as permitted herein. If you modify
 * file(s) with this exception, you may extend this exception to your
 * version of the file(s), but you are not obligated to do so. If you do not
 * wish to do so, delete this exception statement from your version. If you
 * delete this exception statement from all source files in the program,
 * then also delete it in the license file.
 */

#include "mongo/platform/basic.h"

#include "mongo/db/generic_cursor_manager.h"

#include "mongo/db/operation_context.h"
#include "mongo/db/service_context.h"

namespace mongo {

namespace {
const auto getGenericCursorManager =
    ServiceContext::declareDecoration<std::unique_ptr<GenericCursorManager>>();
}  // namespace

GenericCursorManager::~GenericCursorManager() = default;

GenericCursorManager* GenericCursorManager::get(ServiceContext* service) {
    return getGenericCursorManager(service).get();
}

GenericCursorManager* GenericCursorManager::get(OperationContext* ctx) {
    return get(ctx->getClient()->getServiceContext());
}

void GenericCursorManager::set(ServiceContext* service,
                               std::unique_ptr<GenericCursorManager> genericCursorManager) {
    getGenericCursorManager(service) = std::move(genericCursorManager);
}

}  // namespace mongo