THUAI6/CAPI/cpp/grpc/include/grpcpp/impl/codegen/call_hook.h

/*
 *
 * 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_CALL_HOOK_H
#define GRPCPP_IMPL_CODEGEN_CALL_HOOK_H

// IWYU pragma: private

namespace grpc
{

    namespace internal
    {
        class CallOpSetInterface;
        class Call;

        /// This is an interface that Channel and Server implement to allow them to hook
        /// performing ops.
        class CallHook
        {
        public:
            virtual ~CallHook()
            {
            }
            virtual void PerformOpsOnCall(CallOpSetInterface* ops, Call* call) = 0;
        };
    }  // namespace internal

}  // namespace grpc

#endif  // GRPCPP_IMPL_CODEGEN_CALL_HOOK_H