tree_lock.hpp

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#pragma once
 
#include <toast/export.hpp>
 
namespace toast {
 
class INodeOwner;
class Node;

class TOAST_API TreeReadLock {
public:
  explicit TreeReadLock(const INodeOwner* owner) noexcept;
  explicit TreeReadLock(const Node& node) noexcept;
  ~TreeReadLock();
 
  TreeReadLock(const TreeReadLock&) = delete;
  auto operator=(const TreeReadLock&) -> TreeReadLock& = delete;
  TreeReadLock(TreeReadLock&&) = delete;
  auto operator=(TreeReadLock&&) -> TreeReadLock& = delete;
 
private:
  const INodeOwner* m_owner;
};

class TOAST_API TreeWriteLock {
public:
  explicit TreeWriteLock(const INodeOwner* owner) noexcept;
  explicit TreeWriteLock(const Node& node) noexcept;
  ~TreeWriteLock();
 
  TreeWriteLock(const TreeWriteLock&) = delete;
  auto operator=(const TreeWriteLock&) -> TreeWriteLock& = delete;
  TreeWriteLock(TreeWriteLock&&) = delete;
  auto operator=(TreeWriteLock&&) -> TreeWriteLock& = delete;
 
private:
  const INodeOwner* m_owner;
};
 
}