1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "core/event/back_end_event_manager.h"
17 
18 namespace OHOS::Ace {
19 namespace {
20 
21 std::atomic<uint64_t> g_currentId = 0;
22 
23 } // namespace
24 
25 BackEndEventIdManager::BackEndEventIdManager() = default;
26 BackEndEventIdManager::~BackEndEventIdManager() = default;
27 
GetAvailableId()28 std::string BackEndEventIdManager::GetAvailableId()
29 {
30     ACE_DCHECK(g_currentId.load() != UINT64_MAX);
31     return std::to_string(++g_currentId);
32 }
33 
34 } // namespace OHOS::Ace