| public static NormalizeLongPath ( string path ) : string | ||
| path | string | |
| return | string | |
/// <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 IEnumerable <Path> EnumerateFileSystemEntries(Path path, string searchPattern,
bool includeDirectories, bool includeFiles)
{
var normalizedSearchPattern = LongPathCommon.NormalizeSearchPattern(searchPattern);
var normalizedPath = LongPathCommon.NormalizeLongPath(path.FullPath);
// First check whether the specified path refers to a directory and exists
FileAttributes attributes;
var errorCode = LongPathCommon.TryGetDirectoryAttributes(normalizedPath, out attributes);
if (errorCode != 0)
{
throw LongPathCommon.GetExceptionFromWin32Error(errorCode);
}
return(EnumerateFileSystemIterator(normalizedPath, normalizedSearchPattern,
includeDirectories,
includeFiles));
}
