public static void SafeDeleteFile(
string filePath)
{
Trace.TraceInformation(@"About to safe-delete file '{0}'.", filePath);
if (!string.IsNullOrEmpty(filePath) &&
SafeFileExists(filePath))
{
try
{
var attributes = ZlpIOHelper.GetFileAttributes(filePath);
// Remove read-only attributes.
if ((attributes & FileAttributes.Readonly) != 0)
{
ZlpIOHelper.SetFileAttributes(
filePath,
attributes & (~(FileAttributes.Readonly)));
}
ZlpIOHelper.DeleteFile(filePath);
}
catch (UnauthorizedAccessException x)
{
var newFilePath =
string.Format(
@"{0}.{1:N}.deleted",
filePath,
Guid.NewGuid());
Trace.TraceWarning(@"Caught UnauthorizedAccessException while deleting file '{0}'. " +
@"Renaming now to '{1}'. {2}", filePath, newFilePath, x.Message);
try
{
ZlpIOHelper.MoveFile(
filePath,
newFilePath);
}
catch (Win32Exception x2)
{
Trace.TraceWarning(@"Caught IOException while renaming upon failed deleting file '{0}'. " +
@"Renaming now to '{1}'. {2}", filePath, newFilePath, x2.Message);
}
}
catch (Win32Exception x)
{
var newFilePath =
string.Format(
@"{0}.{1:N}.deleted",
filePath,
Guid.NewGuid());
Trace.TraceWarning(@"Caught IOException while deleting file '{0}'. " +
@"Renaming now to '{1}'. {2}", filePath, newFilePath, x.Message);
try
{
ZlpIOHelper.MoveFile(
filePath,
newFilePath);
}
catch (Win32Exception x2)
{
Trace.TraceWarning(@"Caught IOException while renaming upon failed deleting file '{0}'. " +
@"Renaming now to '{1}'. {2}", filePath, newFilePath, x2.Message);
}
}
}
else
{
Trace.TraceInformation(@"Not safe-deleting file '{0}', " +
@"because the file does not exist.", filePath);
}
}
public void Delete()
{
ZlpIOHelper.DeleteFile(_path);
}
public void Delete() => ZlpIOHelper.DeleteFile(FullName);
