| 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758 | /* * * 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_IMPL_CODEGEN_METADATA_MAP_H#define GRPCPP_IMPL_CODEGEN_METADATA_MAP_H#include <grpcpp/impl/codegen/slice.h>namespace grpc {namespace internal {class MetadataMap { public:  MetadataMap() { memset(&arr_, 0, sizeof(arr_)); }  ~MetadataMap() {    g_core_codegen_interface->grpc_metadata_array_destroy(&arr_);  }  void FillMap() {    for (size_t i = 0; i < arr_.count; i++) {      // TODO(yangg) handle duplicates?      map_.insert(std::pair<grpc::string_ref, grpc::string_ref>(          StringRefFromSlice(&arr_.metadata[i].key),          StringRefFromSlice(&arr_.metadata[i].value)));    }  }  std::multimap<grpc::string_ref, grpc::string_ref>* map() { return &map_; }  const std::multimap<grpc::string_ref, grpc::string_ref>* map() const {    return &map_;  }  grpc_metadata_array* arr() { return &arr_; } private:  grpc_metadata_array arr_;  std::multimap<grpc::string_ref, grpc::string_ref> map_;};}  // namespace internal}  // namespace grpc#endif  // GRPCPP_IMPL_CODEGEN_METADATA_MAP_H
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