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 NAPI_REMOTE_PROXY_HOLDER_H 17 #define NAPI_REMOTE_PROXY_HOLDER_H 18 19 #include <mutex> 20 #include <refbase.h> 21 #include <set> 22 23 #include "napi_remote_object_internal.h" 24 25 #include "napi/native_api.h" 26 27 namespace OHOS { 28 class NAPIDeathRecipient : public IRemoteObject::DeathRecipient { 29 public: 30 explicit NAPIDeathRecipient(napi_env env, napi_value jsDeathRecipient); 31 32 void OnRemoteDied(const wptr<IRemoteObject> &object) override; 33 34 bool Matches(napi_value object); 35 36 protected: 37 virtual ~NAPIDeathRecipient() = default; 38 39 private: 40 struct OnRemoteDiedParam { 41 napi_env env; 42 napi_ref deathRecipientRef; 43 }; 44 napi_env env_ = nullptr; 45 napi_ref deathRecipientRef_ = nullptr; 46 }; 47 48 class NAPIDeathRecipientList : public RefBase { 49 public: 50 NAPIDeathRecipientList(); 51 52 ~NAPIDeathRecipientList(); 53 54 bool Add(const sptr<NAPIDeathRecipient> &recipient); 55 56 bool Remove(const sptr<NAPIDeathRecipient> &recipient); 57 58 sptr<NAPIDeathRecipient> Find(napi_value jsRecipient); 59 60 private: 61 std::mutex mutex_; 62 std::set<sptr<NAPIDeathRecipient>> set_; 63 }; 64 65 class NAPIRemoteProxyHolder { 66 public: 67 NAPIRemoteProxyHolder(); 68 ~NAPIRemoteProxyHolder(); 69 sptr<NAPIDeathRecipientList> list_; 70 sptr<IRemoteObject> object_; 71 }; 72 73 NAPIRemoteProxyHolder *NAPI_ohos_rpc_getRemoteProxyHolder(napi_env env, napi_value jsRemoteProxy); 74 } // namespace OHOS 75 #endif // NAPI_REMOTE_PROXY_HOLDER_H