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Fixed possible race condition.

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This commit is contained in:
Michael Bucari-Tovo 2021-07-27 10:26:15 -06:00
parent 406aea6ead
commit f06b04ede4
1 changed files with 22 additions and 25 deletions
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9
FileManager/BackgroundFileSystem.cs
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@ -75,6 +75,8 @@ namespace FileManager
} }
private void UpdateLocalCache(FileSystemEventArgs change) private void UpdateLocalCache(FileSystemEventArgs change)
{
lock (fsCache)
{ {
if (change.ChangeType == WatcherChangeTypes.Deleted) if (change.ChangeType == WatcherChangeTypes.Deleted)
{ {
@ -92,28 +94,23 @@ namespace FileManager
AddPath(renameChange.FullPath); AddPath(renameChange.FullPath);
} }
} }
}
private void RemovePath(string path) private void RemovePath(string path)
{
lock (fsCache)
{ {
var pathsToRemove = fsCache.Where(p => p.StartsWith(path)).ToArray(); var pathsToRemove = fsCache.Where(p => p.StartsWith(path)).ToArray();
foreach (var p in pathsToRemove) foreach (var p in pathsToRemove)
fsCache.Remove(p); fsCache.Remove(p);
} }
}
private void AddPath(string path) private void AddPath(string path)
{
lock (fsCache)
{ {
if (File.GetAttributes(path).HasFlag(FileAttributes.Directory)) if (File.GetAttributes(path).HasFlag(FileAttributes.Directory))
fsCache.AddRange(Directory.EnumerateFiles(path, SearchPattern, SearchOption)); fsCache.AddRange(Directory.EnumerateFiles(path, SearchPattern, SearchOption));
else else
fsCache.Add(path); fsCache.Add(path);
} }
}
#endregion #endregion
} }