include/mesos/state/log.hpp

// Licensed to the Apache Software Foundation (ASF) under one
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// regarding copyright ownership.  The ASF licenses this file
// to you 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
//
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#ifndef __MESOS_STATE_LOG_HPP__
#define __MESOS_STATE_LOG_HPP__

#include <set>
#include <string>

#include <mesos/log/log.hpp>

#include <mesos/state/storage.hpp>

#include <process/future.hpp>

#include <stout/option.hpp>
#include <stout/uuid.hpp>

namespace mesos {
namespace state {

// Forward declarations.
class LogStorageProcess;


class LogStorage : public mesos::state::Storage
{
public:
  LogStorage(mesos::log::Log* log, size_t diffsBetweenSnapshots = 0);

  ~LogStorage() override;

  // Storage implementation.
  process::Future<Option<internal::state::Entry>> get(
      const std::string& name) override;
  process::Future<bool> set(
      const internal::state::Entry& entry,
      const id::UUID& uuid) override;
  process::Future<bool> expunge(const internal::state::Entry& entry) override;
  process::Future<std::set<std::string>> names() override;

private:
  LogStorageProcess* process;
};

} // namespace state {
} // namespace mesos {

#endif // __MESOS_STATE_LOG_HPP__