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static private GetExceptionFromLastWin32Error ( ) : |
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| Résultat | ||
public static void Move(Path sourcePath, Path targetPath)
{
if (!NativeMethods.MoveFile(sourcePath.FullPath, targetPath.FullPath))
{
throw LongPathCommon.GetExceptionFromLastWin32Error();
}
}
/// <summary>
/// Deletes the specified empty directory.
/// </summary>
/// <param name = "path">
/// A <see cref = "String" /> containing the path of the directory to delete.
/// </param>
/// <exception cref = "ArgumentNullException">
/// <paramref name = "path" /> is <see langword = "null" />.
/// </exception>
/// <exception cref = "ArgumentException">
/// <paramref name = "path" /> is an empty string (""), contains only white
/// space, or contains one or more invalid characters as defined in
/// <see cref = "System.IO.Path.GetInvalidPathChars()" />.
/// <para>
/// -or-
/// </para>
/// <paramref name = "path" /> contains one or more components that exceed
/// the drive-defined maximum length. For example, on Windows-based
/// platforms, components must not exceed 255 characters.
/// </exception>
/// <exception cref = "PathTooLongException">
/// <paramref name = "path" /> exceeds the system-defined maximum length.
/// For example, on Windows-based platforms, paths must not exceed
/// 32,000 characters.
/// </exception>
/// <exception cref = "DirectoryNotFoundException">
/// <paramref name = "path" /> could not be found.
/// </exception>
/// <exception cref = "UnauthorizedAccessException">
/// The caller does not have the required access permissions.
/// <para>
/// -or-
/// </para>
/// <paramref name = "path" /> refers to a directory that is read-only.
/// </exception>
/// <exception cref = "IOException">
/// <paramref name = "path" /> is a file.
/// <para>
/// -or-
/// </para>
/// <paramref name = "path" /> refers to a directory that is not empty.
/// <para>
/// -or-
/// </para>
/// <paramref name = "path" /> refers to a directory that is in use.
/// <para>
/// -or-
/// </para>
/// <paramref name = "path" /> specifies a device that is not ready.
/// </exception>
public static void Delete(Path path)
{
if (!NativeMethods.RemoveDirectory(path.LongFullPath))
{
throw LongPathCommon.GetExceptionFromLastWin32Error();
}
}
/// <summary>
/// Copies the specified file to a specified new file, indicating whether to overwrite an existing file.
/// </summary>
/// <param name = "sourcePath">
/// A <see cref = "String" /> containing the path of the file to copy.
/// </param>
/// <param name = "destinationPath">
/// A <see cref = "String" /> containing the new path of the file.
/// </param>
/// <param name = "overwrite">
/// <see langword = "true" /> if <paramref name = "destinationPath" /> should be overwritten
/// if it refers to an existing file, otherwise, <see langword = "false" />.
/// </param>
/// <exception cref = "ArgumentNullException">
/// <paramref name = "sourcePath" /> and/or <paramref name = "destinationPath" /> is
/// <see langword = "null" />.
/// </exception>
/// <exception cref = "ArgumentException">
/// <paramref name = "sourcePath" /> and/or <paramref name = "destinationPath" /> is
/// an empty string (""), contains only white space, or contains one or more
/// invalid characters as defined in <see cref = "System.IO.Path.GetInvalidPathChars()" />.
/// <para>
/// -or-
/// </para>
/// <paramref name = "sourcePath" /> and/or <paramref name = "destinationPath" />
/// contains one or more components that exceed the drive-defined maximum length.
/// For example, on Windows-based platforms, components must not exceed 255 characters.
/// </exception>
/// <exception cref = "PathTooLongException">
/// <paramref name = "sourcePath" /> and/or <paramref name = "destinationPath" />
/// exceeds the system-defined maximum length. For example, on Windows-based platforms,
/// paths must not exceed 32,000 characters.
/// </exception>
/// <exception cref = "FileNotFoundException">
/// <paramref name = "sourcePath" /> could not be found.
/// </exception>
/// <exception cref = "DirectoryNotFoundException">
/// One or more directories in <paramref name = "sourcePath" /> and/or
/// <paramref name = "destinationPath" /> could not be found.
/// </exception>
/// <exception cref = "UnauthorizedAccessException">
/// The caller does not have the required access permissions.
/// <para>
/// -or-
/// </para>
/// <paramref name = "overwrite" /> is true and <paramref name = "destinationPath" /> refers to a
/// file that is read-only.
/// </exception>
/// <exception cref = "IOException">
/// <paramref name = "overwrite" /> is false and <paramref name = "destinationPath" /> refers to
/// a file that already exists.
/// <para>
/// -or-
/// </para>
/// <paramref name = "sourcePath" /> and/or <paramref name = "destinationPath" /> is a
/// directory.
/// <para>
/// -or-
/// </para>
/// <paramref name = "overwrite" /> is true and <paramref name = "destinationPath" /> refers to
/// a file that already exists and is in use.
/// <para>
/// -or-
/// </para>
/// <paramref name = "sourcePath" /> refers to a file that is in use.
/// <para>
/// -or-
/// </para>
/// <paramref name = "sourcePath" /> and/or <paramref name = "destinationPath" /> specifies
/// a device that is not ready.
/// </exception>
public static void Copy(Path sourcePath, Path destinationPath, bool overwrite)
{
var normalizedSourcePath = LongPathCommon.NormalizeLongPath(sourcePath.FullPath, "sourcePath");
var normalizedDestinationPath = LongPathCommon.NormalizeLongPath(destinationPath.FullPath, "destinationPath");
if (!NativeMethods.CopyFile(normalizedSourcePath, normalizedDestinationPath, !overwrite))
{
throw LongPathCommon.GetExceptionFromLastWin32Error();
}
}
private static SafeFileHandle GetFileHandle(string normalizedPath, FileMode mode, FileAccess access, FileShare share,
FileOptions options)
{
var handle = NativeMethods.CreateFile(normalizedPath, access.ToNative(), share.ToNative(), IntPtr.Zero,
mode.ToNative(),
options.ToNative(), IntPtr.Zero);
if (handle.IsInvalid)
{
throw LongPathCommon.GetExceptionFromLastWin32Error();
}
return(handle);
}
