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 #ifndef DISTRIBUTEDDATAMGR_ACCOUNT_DELEGATE_IMPL_H 17 #define DISTRIBUTEDDATAMGR_ACCOUNT_DELEGATE_IMPL_H 18 19 #include <memory.h> 20 #include <mutex> 21 22 #include "account/account_delegate.h" 23 #include "concurrent_map.h" 24 #include "log_print.h" 25 26 namespace OHOS { 27 namespace DistributedData { 28 class AccountDelegateImpl : public AccountDelegate { 29 public: 30 ~AccountDelegateImpl(); 31 int32_t Subscribe(std::shared_ptr<Observer> observer) override __attribute__((no_sanitize("cfi"))); 32 int32_t Unsubscribe(std::shared_ptr<Observer> observer) override __attribute__((no_sanitize("cfi"))); 33 void NotifyAccountChanged(const AccountEventInfo &accountEventInfo, int32_t timeout = 0); 34 bool RegisterHashFunc(HashFunc hash) override; 35 36 protected: 37 std::string DoHash(const void *data, size_t size, bool isUpper) const; 38 39 private: 40 ConcurrentMap<std::string, std::shared_ptr<Observer>> observerMap_{}; 41 HashFunc hash_ = nullptr; 42 }; 43 } // namespace DistributedData 44 } // namespace OHOS 45 #endif // DISTRIBUTEDDATAMGR_ACCOUNT_DELEGATE_IMPL_H 46