| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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. |
| #pragma once |
| |
| #include <memory> |
| |
| #include "kudu/gutil/ref_counted.h" |
| #include "kudu/util/status.h" |
| |
| namespace kudu { |
| namespace rpc { |
| |
| class RemoteMethod; |
| struct RpcMethodInfo; |
| class InboundCall; |
| |
| class RpcService : public RefCountedThreadSafe<RpcService> { |
| public: |
| virtual ~RpcService() {} |
| |
| // Enqueue a call for processing. |
| // On failure, the RpcService::QueueInboundCall() implementation is |
| // responsible for responding to the client with a failure message. |
| virtual Status QueueInboundCall(std::unique_ptr<InboundCall> call) = 0; |
| |
| // Look up RPC method information. |
| // |
| // If this returns nullptr, then certain functionality like |
| // metrics collection will not be performed for this call. |
| virtual RpcMethodInfo* LookupMethod(const RemoteMethod& method) = 0; |
| }; |
| |
| } // namespace rpc |
| } // namespace kudu |