YugabyteDB (2.13.0.0-b42, bfc6a6643e7399ac8a0e81d06a3ee6d6571b33ab)

// Copyright (c) YugaByte, Inc.

//

// 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 YB_CONSENSUS_REPLICATE_MSGS_HOLDER_H

#define YB_CONSENSUS_REPLICATE_MSGS_HOLDER_H

#include <google/protobuf/repeated_field.h>

#include "yb/consensus/consensus_fwd.h"

#include "yb/util/mem_tracker.h"

namespace yb {

namespace consensus {

class ReplicateMsgsHolder {

 public:

  ReplicateMsgsHolder() : ops_(nullptr) {}

  explicit ReplicateMsgsHolder(

      google::protobuf::RepeatedPtrField<ReplicateMsg>* ops, ReplicateMsgs messages,

      ScopedTrackedConsumption consumption);

  ReplicateMsgsHolder(ReplicateMsgsHolder&& rhs);

  void operator=(ReplicateMsgsHolder&& rhs);

  ReplicateMsgsHolder(const ReplicateMsgsHolder&) = delete;

  void operator=(const ReplicateMsgsHolder&) = delete;

  ~ReplicateMsgsHolder();

  void Reset();

  void ReleaseOps() {

    ops_ = nullptr;

  }

 private:

  google::protobuf::RepeatedPtrField<ReplicateMsg>* ops_;

  // Reference-counted pointers to any ReplicateMsgs which are in-flight to the peer. We may have

  // loaded these messages from the LogCache, in which case we are potentially sharing the same

  // object as other peers. Since the PB request_ itself can't hold reference counts, this holds

  // them.

  ReplicateMsgs messages_;

  ScopedTrackedConsumption consumption_;

};

}  // namespace consensus

}  // namespace yb

#endif // YB_CONSENSUS_REPLICATE_MSGS_HOLDER_H