1 /* 2 * Copyright (c) 2023 Shenzhen Kaihong Digital Industry Development 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 OHOS_SHARING_BASE_SERVER_H 17 #define OHOS_SHARING_BASE_SERVER_H 18 19 #include "event_handler.h" 20 #include "network/eventhandler/event_descriptor_listener.h" 21 #include "network/interfaces/iserver.h" 22 #include "network/socket/base_socket.h" 23 24 namespace OHOS { 25 namespace Sharing { 26 using namespace OHOS::AppExecFwk; 27 28 class IServerCallback; 29 class BaseServer; 30 31 class BaseServerEventListener : public EventDescriptorListener { 32 public: 33 void OnReadable(int32_t fd) override; 34 void OnWritable(int32_t fd) override; 35 void OnShutdown(int32_t fd) override; 36 void OnException(int32_t fd) override; 37 GetServer()38 virtual std::weak_ptr<BaseServer> &GetServer() 39 { 40 SHARING_LOGD("trace."); 41 return server_; 42 } 43 SetServer(const std::shared_ptr<BaseServer> server)44 virtual void SetServer(const std::shared_ptr<BaseServer> server) 45 { 46 SHARING_LOGD("trace."); 47 server_ = server; 48 } 49 50 protected: 51 std::weak_ptr<BaseServer> server_; 52 }; 53 54 class BaseServerEventHandler : public OHOS::AppExecFwk::EventHandler { 55 public: OnServerReadable(int32_t fd)56 virtual void OnServerReadable(int32_t fd) {} OnServerWritable(int32_t fd)57 virtual void OnServerWritable(int32_t fd) {} OnServerShutdown(int32_t fd)58 virtual void OnServerShutdown(int32_t fd) {} OnServerException(int32_t fd)59 virtual void OnServerException(int32_t fd) {} 60 GetServer()61 virtual std::weak_ptr<BaseServer> &GetServer() 62 { 63 SHARING_LOGD("trace."); 64 return server_; 65 } 66 SetServer(const std::shared_ptr<BaseServer> server)67 virtual void SetServer(const std::shared_ptr<BaseServer> server) 68 { 69 SHARING_LOGD("trace."); 70 server_ = server; 71 } 72 ProcessEvent(const OHOS::AppExecFwk::InnerEvent::Pointer & event)73 void ProcessEvent(const OHOS::AppExecFwk::InnerEvent::Pointer &event) override {} 74 75 protected: 76 std::weak_ptr<BaseServer> server_; 77 }; 78 79 class BaseServer : public IServer, 80 public EventDescriptorListener, 81 public std::enable_shared_from_this<BaseServer> { 82 public: 83 BaseServer(); 84 ~BaseServer() override; 85 86 std::weak_ptr<IServerCallback> &GetCallback() override; 87 void RegisterCallback(std::weak_ptr<IServerCallback> callback) override; 88 OnServerReadable(int32_t fd)89 virtual void OnServerReadable(int32_t fd) {} 90 91 protected: 92 std::weak_ptr<IServerCallback> callback_; 93 std::shared_ptr<BaseServerEventHandler> eventHandler_ = nullptr; 94 std::shared_ptr<BaseServerEventListener> eventListener_ = nullptr; 95 }; 96 } // namespace Sharing 97 } // namespace OHOS 98 #endif