diff options
author | Muxi Yan <mxyan@google.com> | 2018-01-26 15:39:32 -0800 |
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committer | Muxi Yan <mxyan@google.com> | 2018-02-15 14:49:34 -0800 |
commit | 0e00c430827e81d61e1e7164ef04ca21ccbfaa77 (patch) | |
tree | 9246301d4f3583a4befd834f7ea426663b8eb622 /include/grpcpp/generic/async_generic_service.h | |
parent | 8224c45866c6a2cfa29ede0c91a6ae9f40572658 (diff) |
Move headers from grpc++ to grpcpp
Diffstat (limited to 'include/grpcpp/generic/async_generic_service.h')
-rw-r--r-- | include/grpcpp/generic/async_generic_service.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/grpcpp/generic/async_generic_service.h b/include/grpcpp/generic/async_generic_service.h new file mode 100644 index 0000000000..7eaa541151 --- /dev/null +++ b/include/grpcpp/generic/async_generic_service.h @@ -0,0 +1,78 @@ +/* + * + * Copyright 2015 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_GENERIC_ASYNC_GENERIC_SERVICE_H +#define GRPCPP_GENERIC_ASYNC_GENERIC_SERVICE_H + +#include <grpcpp/support/async_stream.h> +#include <grpcpp/support/byte_buffer.h> + +struct grpc_server; + +namespace grpc { + +typedef ServerAsyncReaderWriter<ByteBuffer, ByteBuffer> + GenericServerAsyncReaderWriter; + +class GenericServerContext final : public ServerContext { + public: + const grpc::string& method() const { return method_; } + const grpc::string& host() const { return host_; } + + private: + friend class Server; + friend class ServerInterface; + + grpc::string method_; + grpc::string host_; +}; + +// A generic service at the server side accepts all RPC methods and hosts. It is +// typically used in proxies. The generic service can be registered to a server +// which also has other services. +// Sample usage: +// ServerBuilder builder; +// auto cq = builder.AddCompletionQueue(); +// AsyncGenericService generic_service; +// builder.RegisterAsyncGeneicService(&generic_service); +// auto server = builder.BuildAndStart(); +// +// // request a new call +// GenericServerContext context; +// GenericAsyncReaderWriter stream; +// generic_service.RequestCall(&context, &stream, cq.get(), cq.get(), tag); +// +// When tag is retrieved from cq->Next(), context.method() can be used to look +// at the method and the RPC can be handled accordingly. +class AsyncGenericService final { + public: + AsyncGenericService() : server_(nullptr) {} + + void RequestCall(GenericServerContext* ctx, + GenericServerAsyncReaderWriter* reader_writer, + CompletionQueue* call_cq, + ServerCompletionQueue* notification_cq, void* tag); + + private: + friend class Server; + Server* server_; +}; + +} // namespace grpc + +#endif // GRPCPP_GENERIC_ASYNC_GENERIC_SERVICE_H |