endpoint_config.h

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// Copyright 2021 The 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 GRPC_EVENT_ENGINE_ENDPOINT_CONFIG_H
#define GRPC_EVENT_ENGINE_ENDPOINT_CONFIG_H
 
#include <string>
 
#include "absl/strings/string_view.h"
#include "absl/types/optional.h"
 
#include <grpc/support/port_platform.h>
 
namespace grpc_event_engine {
namespace experimental {
 
class EndpointConfig {
 public:
  virtual ~EndpointConfig() = default;
  // If the key points to an integer config, an integer value gets returned.
  // Otherwise it returns an absl::nullopt_t
  virtual absl::optional<int> GetInt(absl::string_view key) const = 0;
  // If the key points to an string config, an string value gets returned.
  // Otherwise it returns an absl::nullopt_t
  virtual absl::optional<absl::string_view> GetString(
      absl::string_view key) const = 0;
  // If the key points to an void* config, a void* pointer value gets returned.
  // Otherwise it returns nullptr
  virtual void* GetVoidPointer(absl::string_view key) const = 0;
};
 
}  // namespace experimental
}  // namespace grpc_event_engine
 
#endif  // GRPC_EVENT_ENGINE_ENDPOINT_CONFIG_H