public void DeleteFile(string path, DeletionOptions options)
{
options = options ?? DeletionOptions.TryThreeTimes;
if (string.IsNullOrWhiteSpace(path))
{
return;
}
var firstAttemptFailed = false;
for (var i = 0; i < options.RetryAttempts; i++)
{
try
{
if (File.Exists(path))
{
if (firstAttemptFailed)
{
File.SetAttributes(path, FileAttributes.Normal);
}
File.Delete(path);
return;
}
}
catch
{
Thread.Sleep(options.SleepBetweenAttemptsMilliseconds);
firstAttemptFailed = true;
if (i == options.RetryAttempts - 1)
{
if (options.ThrowOnFailure)
{
throw;
}
break;
}
}
}
}
public void DeleteDirectory(string path, DeletionOptions options)
{
options = options ?? DeletionOptions.TryThreeTimes;
if (string.IsNullOrWhiteSpace(path))
{
return;
}
for (var i = 0; i < options.RetryAttempts; i++)
{
try
{
var dir = new DirectoryInfo(path);
if (dir.Exists)
{
dir.Attributes = dir.Attributes & ~FileAttributes.ReadOnly;
dir.Delete(true);
return;
}
}
catch
{
Thread.Sleep(options.SleepBetweenAttemptsMilliseconds);
if (i == options.RetryAttempts - 1)
{
if (options.ThrowOnFailure)
{
throw;
}
break;
}
}
}
}
