| /* |
| * |
| * Copyright 2016 gRPC authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| #ifndef GRPCPP_IMPL_SERVER_BUILDER_PLUGIN_H |
| #define GRPCPP_IMPL_SERVER_BUILDER_PLUGIN_H |
| |
| #include <memory> |
| |
| #include <grpcpp/support/config.h> |
| |
| namespace grpc { |
| |
| class ServerBuilder; |
| class ServerInitializer; |
| class ChannelArguments; |
| |
| /// This interface is meant for internal usage only. Implementations of this |
| /// interface should add themselves to a \a ServerBuilder instance through the |
| /// \a InternalAddPluginFactory method. |
| class ServerBuilderPlugin { |
| public: |
| virtual ~ServerBuilderPlugin() {} |
| virtual grpc::string name() = 0; |
| |
| /// UpdateServerBuilder will be called at an early stage in |
| /// ServerBuilder::BuildAndStart(), right after the ServerBuilderOptions have |
| /// done their updates. |
| virtual void UpdateServerBuilder(ServerBuilder* builder) {} |
| |
| /// InitServer will be called in ServerBuilder::BuildAndStart(), after the |
| /// Server instance is created. |
| virtual void InitServer(ServerInitializer* si) = 0; |
| |
| /// Finish will be called at the end of ServerBuilder::BuildAndStart(). |
| virtual void Finish(ServerInitializer* si) = 0; |
| |
| /// ChangeArguments is an interface that can be used in |
| /// ServerBuilderOption::UpdatePlugins |
| virtual void ChangeArguments(const grpc::string& name, void* value) = 0; |
| |
| /// UpdateChannelArguments will be called in ServerBuilder::BuildAndStart(), |
| /// before the Server instance is created. |
| virtual void UpdateChannelArguments(ChannelArguments* args) {} |
| |
| virtual bool has_sync_methods() const { return false; } |
| virtual bool has_async_methods() const { return false; } |
| }; |
| |
| } // namespace grpc |
| |
| #endif // GRPCPP_IMPL_SERVER_BUILDER_PLUGIN_H |