chromium/components/sessions/core/session_command.h

// Copyright 2006 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_SESSIONS_CORE_SESSION_COMMAND_H_
#define COMPONENTS_SESSIONS_CORE_SESSION_COMMAND_H_

#include <stddef.h>
#include <stdint.h>

#include <string>
#include <string_view>

#include "components/sessions/core/sessions_export.h"

namespace base {
class Pickle;
}

namespace sessions {

// SessionCommand contains a command id and arbitrary chunk of data. The id
// and chunk of data are specific to the service creating them.
//
// Both TabRestoreService and SessionService use SessionCommands to represent
// state on disk.
//
// There are two ways to create a SessionCommand:
// . Specify the size of the data block to create. This is useful for
//   commands that have a fixed size.
// . From a pickle, this is useful for commands whose length varies.
class SESSIONS_EXPORT SessionCommand { … };

}  // namespace sessions

#endif  // COMPONENTS_SESSIONS_CORE_SESSION_COMMAND_H_