private void ReportToAllFolderNodesLockableThatTheyHaveANewLock(NodeWithSurroundingsResolvingResult <FileNode> fileToLock, FileLockable fileLockable, Guid newLockId)
{
foreach (FolderNode node in fileToLock.FoldersPassedWhileResolving)
{
FolderNodeLockable folderNodeLockableToAdjust;
if (_nodeIdsToLocks.ContainsKey(node.Id))
{
folderNodeLockableToAdjust = _nodeIdsToLocks[node.Id];
}
else
{
folderNodeLockableToAdjust = new FolderNodeLockable(node);
_nodeIdsToLocks[node.Id] = folderNodeLockableToAdjust;
}
folderNodeLockableToAdjust.AddLock(fileLockable, newLockId);
}
}
/// <summary>
///
/// </summary>
/// <param name="lockId"></param>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="LockNotFoundException"></exception>
public void ReleaseLock(Guid lockId)
{
MethodArgumentValidator.ThrowIfIsDefault <Guid>(lockId, "lockId");
lock (_operationExecutionCriticalSection)
{
if (_lockIdsToLocks.ContainsKey(lockId))
{
FileLockable fileLockable = _lockIdsToLocks[lockId];
fileLockable.ReleaseLock(lockId);
if (fileLockable.IsFreeForTaking)
{
_fileIdsToLocks.Remove(fileLockable.FileId); // все: файл разблокирован
}
// еще и все ветки отпускаем - если их больше ничто не держит.
foreach (Guid nodeId in fileLockable.IdsOfParentFoldersUpToRoot)
{
FolderNodeLockable folderNodeLockable = _nodeIdsToLocks[nodeId];
folderNodeLockable.ReleaseLock(lockId);
if (!folderNodeLockable.IsLocked)
{
_nodeIdsToLocks.Remove(folderNodeLockable.IdOfLockedNode);
}
}
_lockIdsToLocks.Remove(lockId);
}
else
{
throw new LockNotFoundException("Не найдена блокировка с идентификатором {0}".FormatWith(lockId));
}
}
}