1/*
2 * Copyright (c) 2023 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#ifndef FOUNDATION_ACE_FRAMEWORKS_BASE_UTILS_LIFECYCLE_CHECKABLE_H
17#define FOUNDATION_ACE_FRAMEWORKS_BASE_UTILS_LIFECYCLE_CHECKABLE_H
18
19#include <atomic>
20#include <cstdlib>
21#include "base/log/log.h"
22
23namespace OHOS::Ace {
24class LifeCycleCheckable {
25public:
26    template<class T>
27    class PtrHolder {
28    public:
29        PtrHolder(T* ptr) : ptr_(ptr)
30        {
31            ++ptr_->usingCount_;
32        }
33        ~PtrHolder()
34        {
35            --ptr_->usingCount_;
36        }
37        T* operator->() const
38        {
39            return ptr_;
40        }
41
42        void* operator new(size_t) = delete;
43    private:
44        T* ptr_;
45    };
46
47protected:
48    ~LifeCycleCheckable()
49    {
50        if (usingCount_) {
51            LOGF("this object is still in use, use_count=%{public}d", usingCount_.load());
52            abort();
53        }
54    }
55
56private:
57    std::atomic_int usingCount_ = 0;
58};
59} // namespace OHOS::Ace
60
61#endif // FOUNDATION_ACE_FRAMEWORKS_BASE_UTILS_LIFECYCLE_CHECKABLE_H
62