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[英]Ignore folder C# (System.UnauthorizedAccessException)
[英]C# UnauthorizedAccessException to User Folder
我試圖列出我的用戶文件夾“ Thomas”中的所有文件夾和文件,然后我想獲取這些文件夾中的所有文件夾以及文件等。 但是,每當我運行它時,它都會引發以下異常:
System.UnauthorizedAccessException: Access to the path 'C:\Users\Thomas\AppData\Local\Application Data' is denied.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileSystemEnumerableIterator`1.AddSearchableDirsToStack(SearchData localSearchData)
at System.IO.FileSystemEnumerableIterator`1.MoveNext()
at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
at System.IO.Directory.GetDirectories(String path, String searchPattern, SearchOption searchOption)
at GetFilesInFolders.Program.Main(String[] args) in c:\users\thomas\documents\visual studio 2017\Projects\GetFilesInFolders\GetFilesInFolders\Program.cs:line 23
我發現這很奇怪,因為我擁有訪問此文件夾的完全許可權,但是由於某種原因,它表示相反。
所有代碼如下:
using System;
using System.IO;
using System.Collections.Generic;
namespace GetFilesInFolders
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("Enter a path: ");
string path = Console.ReadLine();
int UnauthorizedAccessCount = 0;//counter for file i cant access
List<string> DirList = new List<string>();
List<string> FileList = new List<string>();
try
{
if (Directory.Exists(path))
{
foreach (string dir in Directory.GetDirectories(path, "*", SearchOption.AllDirectories))
{
DirList.Add(dir);
}
foreach (string file in Directory.GetFiles(path, "*", SearchOption.AllDirectories))
{
FileList.Add(file);
}
}
else
{
Console.WriteLine("Directory does not exist!");
Console.ReadKey();
return;
}
}
catch (UnauthorizedAccessException ex)
{
Console.WriteLine("{0}", ex);
}
if(FileList.Count == 0)
{
Console.WriteLine("There were no files, or you didn't have proper permissions. (You didn't have permission to {0} files or folders", UnauthorizedAccessCount);
Console.ReadKey();
}
if(DirList.Count == 0)
{
Console.WriteLine("There were no folders, or you didn't have proper permissions. (You didn't have permission to {0} files or folders", UnauthorizedAccessCount);
Console.ReadLine();
}
else
{
Console.WriteLine("Here are all the folders:\n");
foreach (string dir in DirList)
{
Console.WriteLine(dir);
}
Console.WriteLine("Here are all the files:\n");
foreach (string file in FileList)
{
Console.WriteLine(file);
}
if (UnauthorizedAccessCount != 0)
{
Console.WriteLine("You had no permission to access {0} files.", UnauthorizedAccessCount);
}
else
{
}
Console.ReadLine();
}
}
}
}
您說您擁有完全許可權,但是控制台腳本不會以該帳戶的特權運行。 它以默認用戶權限運行,並且App Data
是Windows中的受限文件夾(一般用戶不應在其中瀏覽)。
將您的控制台應用程序更改為以管理員身份實際運行。 請參閱以下答案以了解如何執行此操作:
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