grpc-web/net/grpc/gateway/codec/grpc_encoder.h

48 lines
1.6 KiB
C++

/**
*
* Copyright 2018 Google LLC
*
* 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
*
* https://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 NET_GRPC_GATEWAY_CODEC_GRPC_ENCODER_H_
#define NET_GRPC_GATEWAY_CODEC_GRPC_ENCODER_H_
#include "net/grpc/gateway/codec/encoder.h"
namespace grpc {
namespace gateway {
// Encoder for GRPC to GRPC traffic. Encodes the response headers, response
// messages, response status and response trailers to the raw GRPC wire format
// base on HTTP2.
class GrpcEncoder : public Encoder {
public:
GrpcEncoder();
~GrpcEncoder() override;
GrpcEncoder(const GrpcEncoder&) = delete;
GrpcEncoder& operator=(const GrpcEncoder&) = delete;
// Encodes a GRPC response message to raw GRPC wire format base on HTTP2.
void Encode(grpc::ByteBuffer* input, std::vector<Slice>* result) override;
// Encodes the GRPC response status and trailers to raw GRPC wire format base
// on HTTP2.
void EncodeStatus(const grpc::Status& status, const Trailers* trailers,
std::vector<Slice>* result) override;
};
} // namespace gateway
} // namespace grpc
#endif // NET_GRPC_GATEWAY_CODEC_GRPC_ENCODER_H_