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Diffstat (limited to 'src/mscorlib/src/System/IO/DirectoryInfo.cs')
| -rw-r--r-- | src/mscorlib/src/System/IO/DirectoryInfo.cs | 511 |
1 files changed, 0 insertions, 511 deletions
diff --git a/src/mscorlib/src/System/IO/DirectoryInfo.cs b/src/mscorlib/src/System/IO/DirectoryInfo.cs deleted file mode 100644 index c4c350d245..0000000000 --- a/src/mscorlib/src/System/IO/DirectoryInfo.cs +++ /dev/null @@ -1,511 +0,0 @@ -// Licensed to the .NET Foundation under one or more agreements. -// The .NET Foundation licenses this file to you under the MIT license. -// See the LICENSE file in the project root for more information. - -/*============================================================ -** -** -** -** -** -** Purpose: Exposes routines for enumerating through a -** directory. -** -** April 11,2000 -** -===========================================================*/ - -using System.Collections.Generic; -using Microsoft.Win32; -using System.Runtime.InteropServices; -using System.Runtime.Serialization; -using System.Runtime.Versioning; -using System.Diagnostics; -using System.Diagnostics.Contracts; - -namespace System.IO -{ - [Serializable] - [ComVisible(true)] - public sealed class DirectoryInfo : FileSystemInfo - { - // Migrating InheritanceDemands requires this default ctor, so we can annotate it. - private DirectoryInfo(){} - - public DirectoryInfo(String path) - { - if (path==null) - throw new ArgumentNullException(nameof(path)); - Contract.EndContractBlock(); - - Init(path); - } - - private void Init(String path) - { - // Special case "<DriveLetter>:" to point to "<CurrentDirectory>" instead - if ((path.Length == 2) && (path[1] == ':')) - { - OriginalPath = "."; - } - else - { - OriginalPath = path; - } - - FullPath = Path.GetFullPath(path); ; - DisplayPath = GetDisplayName(OriginalPath, FullPath); - } - - internal DirectoryInfo(String fullPath, bool junk) - { - Debug.Assert(PathInternal.GetRootLength(fullPath) > 0, "fullPath must be fully qualified!"); - // Fast path when we know a DirectoryInfo exists. - OriginalPath = Path.GetFileName(fullPath); - - FullPath = fullPath; - DisplayPath = GetDisplayName(OriginalPath, FullPath); - } - - private DirectoryInfo(SerializationInfo info, StreamingContext context) : base(info, context) - { - DisplayPath = GetDisplayName(OriginalPath, FullPath); - } - - public override String Name - { - get - { - // DisplayPath is dir name for coreclr - return DisplayPath; - } - } - - public DirectoryInfo Parent { - get { - String parentName; - // FullPath might be either "c:\bar" or "c:\bar\". Handle - // those cases, as well as avoiding mangling "c:\". - String s = FullPath; - if (s.Length > 3 && s.EndsWith(Path.DirectorySeparatorChar)) - s = FullPath.Substring(0, FullPath.Length - 1); - parentName = Path.GetDirectoryName(s); - if (parentName==null) - return null; - - return new DirectoryInfo(parentName, false); - } - } - - public DirectoryInfo CreateSubdirectory(String path) { - if (path == null) - throw new ArgumentNullException(nameof(path)); - Contract.EndContractBlock(); - - return CreateSubdirectory(path, null); - } - - public DirectoryInfo CreateSubdirectory(String path, Object directorySecurity) - { - if (path == null) - throw new ArgumentNullException(nameof(path)); - Contract.EndContractBlock(); - - return CreateSubdirectoryHelper(path, directorySecurity); - } - - private DirectoryInfo CreateSubdirectoryHelper(String path, Object directorySecurity) - { - Contract.Requires(path != null); - - String newDirs = Path.Combine(FullPath, path); - String fullPath = Path.GetFullPath(newDirs); - - if (0!=String.Compare(FullPath,0,fullPath,0, FullPath.Length,StringComparison.OrdinalIgnoreCase)) { - String displayPath = __Error.GetDisplayablePath(DisplayPath, false); - throw new ArgumentException(Environment.GetResourceString("Argument_InvalidSubPath", path, displayPath)); - } - - Directory.InternalCreateDirectory(fullPath, path, directorySecurity); - - // Check for read permission to directory we hand back by calling this constructor. - return new DirectoryInfo(fullPath); - } - - public void Create() - { - Directory.InternalCreateDirectory(FullPath, OriginalPath, null); - } - - // Tests if the given path refers to an existing DirectoryInfo on disk. - public override bool Exists { - get - { - try - { - if (_dataInitialised == -1) - Refresh(); - if (_dataInitialised != 0) // Refresh was unable to initialise the data - return false; - return _data.fileAttributes != -1 && (_data.fileAttributes & Win32Native.FILE_ATTRIBUTE_DIRECTORY) != 0; - } - catch - { - return false; - } - } - } - - // Returns an array of Files in the current DirectoryInfo matching the - // given search criteria (ie, "*.txt"). - public FileInfo[] GetFiles(String searchPattern) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - Contract.EndContractBlock(); - - return InternalGetFiles(searchPattern, SearchOption.TopDirectoryOnly); - } - - // Returns an array of Files in the current DirectoryInfo matching the - // given search criteria (ie, "*.txt"). - public FileInfo[] GetFiles(String searchPattern, SearchOption searchOption) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - if ((searchOption != SearchOption.TopDirectoryOnly) && (searchOption != SearchOption.AllDirectories)) - throw new ArgumentOutOfRangeException(nameof(searchOption), Environment.GetResourceString("ArgumentOutOfRange_Enum")); - Contract.EndContractBlock(); - - return InternalGetFiles(searchPattern, searchOption); - } - - // Returns an array of Files in the current DirectoryInfo matching the - // given search criteria (ie, "*.txt"). - private FileInfo[] InternalGetFiles(String searchPattern, SearchOption searchOption) - { - Contract.Requires(searchPattern != null); - Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly); - - IEnumerable<FileInfo> enble = FileSystemEnumerableFactory.CreateFileInfoIterator(FullPath, OriginalPath, searchPattern, searchOption); - List<FileInfo> fileList = new List<FileInfo>(enble); - return fileList.ToArray(); - } - - // Returns an array of Files in the DirectoryInfo specified by path - public FileInfo[] GetFiles() - { - return InternalGetFiles("*", SearchOption.TopDirectoryOnly); - } - - // Returns an array of Directories in the current directory. - public DirectoryInfo[] GetDirectories() - { - return InternalGetDirectories("*", SearchOption.TopDirectoryOnly); - } - - // Returns an array of strongly typed FileSystemInfo entries in the path with the - // given search criteria (ie, "*.txt"). - public FileSystemInfo[] GetFileSystemInfos(String searchPattern) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - Contract.EndContractBlock(); - - return InternalGetFileSystemInfos(searchPattern, SearchOption.TopDirectoryOnly); - } - - // Returns an array of strongly typed FileSystemInfo entries in the path with the - // given search criteria (ie, "*.txt"). - public FileSystemInfo[] GetFileSystemInfos(String searchPattern, SearchOption searchOption) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - if ((searchOption != SearchOption.TopDirectoryOnly) && (searchOption != SearchOption.AllDirectories)) - throw new ArgumentOutOfRangeException(nameof(searchOption), Environment.GetResourceString("ArgumentOutOfRange_Enum")); - Contract.EndContractBlock(); - - return InternalGetFileSystemInfos(searchPattern, searchOption); - } - - // Returns an array of strongly typed FileSystemInfo entries in the path with the - // given search criteria (ie, "*.txt"). - private FileSystemInfo[] InternalGetFileSystemInfos(String searchPattern, SearchOption searchOption) - { - Contract.Requires(searchPattern != null); - Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly); - - IEnumerable<FileSystemInfo> enble = FileSystemEnumerableFactory.CreateFileSystemInfoIterator(FullPath, OriginalPath, searchPattern, searchOption); - List<FileSystemInfo> fileList = new List<FileSystemInfo>(enble); - return fileList.ToArray(); - } - - // Returns an array of strongly typed FileSystemInfo entries which will contain a listing - // of all the files and directories. - public FileSystemInfo[] GetFileSystemInfos() - { - return InternalGetFileSystemInfos("*", SearchOption.TopDirectoryOnly); - } - - // Returns an array of Directories in the current DirectoryInfo matching the - // given search criteria (ie, "System*" could match the System & System32 - // directories). - public DirectoryInfo[] GetDirectories(String searchPattern) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - Contract.EndContractBlock(); - - return InternalGetDirectories(searchPattern, SearchOption.TopDirectoryOnly); - } - - // Returns an array of Directories in the current DirectoryInfo matching the - // given search criteria (ie, "System*" could match the System & System32 - // directories). - public DirectoryInfo[] GetDirectories(String searchPattern, SearchOption searchOption) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - if ((searchOption != SearchOption.TopDirectoryOnly) && (searchOption != SearchOption.AllDirectories)) - throw new ArgumentOutOfRangeException(nameof(searchOption), Environment.GetResourceString("ArgumentOutOfRange_Enum")); - Contract.EndContractBlock(); - - return InternalGetDirectories(searchPattern, searchOption); - } - - // Returns an array of Directories in the current DirectoryInfo matching the - // given search criteria (ie, "System*" could match the System & System32 - // directories). - private DirectoryInfo[] InternalGetDirectories(String searchPattern, SearchOption searchOption) - { - Contract.Requires(searchPattern != null); - Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly); - - IEnumerable<DirectoryInfo> enble = FileSystemEnumerableFactory.CreateDirectoryInfoIterator(FullPath, OriginalPath, searchPattern, searchOption); - List<DirectoryInfo> fileList = new List<DirectoryInfo>(enble); - return fileList.ToArray(); - } - - public IEnumerable<DirectoryInfo> EnumerateDirectories() - { - return InternalEnumerateDirectories("*", SearchOption.TopDirectoryOnly); - } - - public IEnumerable<DirectoryInfo> EnumerateDirectories(String searchPattern) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - Contract.EndContractBlock(); - - return InternalEnumerateDirectories(searchPattern, SearchOption.TopDirectoryOnly); - } - - public IEnumerable<DirectoryInfo> EnumerateDirectories(String searchPattern, SearchOption searchOption) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - if ((searchOption != SearchOption.TopDirectoryOnly) && (searchOption != SearchOption.AllDirectories)) - throw new ArgumentOutOfRangeException(nameof(searchOption), Environment.GetResourceString("ArgumentOutOfRange_Enum")); - Contract.EndContractBlock(); - - return InternalEnumerateDirectories(searchPattern, searchOption); - } - - private IEnumerable<DirectoryInfo> InternalEnumerateDirectories(String searchPattern, SearchOption searchOption) - { - Contract.Requires(searchPattern != null); - Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly); - - return FileSystemEnumerableFactory.CreateDirectoryInfoIterator(FullPath, OriginalPath, searchPattern, searchOption); - } - - public IEnumerable<FileInfo> EnumerateFiles() - { - return InternalEnumerateFiles("*", SearchOption.TopDirectoryOnly); - } - - public IEnumerable<FileInfo> EnumerateFiles(String searchPattern) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - Contract.EndContractBlock(); - - return InternalEnumerateFiles(searchPattern, SearchOption.TopDirectoryOnly); - } - - public IEnumerable<FileInfo> EnumerateFiles(String searchPattern, SearchOption searchOption) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - if ((searchOption != SearchOption.TopDirectoryOnly) && (searchOption != SearchOption.AllDirectories)) - throw new ArgumentOutOfRangeException(nameof(searchOption), Environment.GetResourceString("ArgumentOutOfRange_Enum")); - Contract.EndContractBlock(); - - return InternalEnumerateFiles(searchPattern, searchOption); - } - - private IEnumerable<FileInfo> InternalEnumerateFiles(String searchPattern, SearchOption searchOption) - { - Contract.Requires(searchPattern != null); - Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly); - - return FileSystemEnumerableFactory.CreateFileInfoIterator(FullPath, OriginalPath, searchPattern, searchOption); - } - - public IEnumerable<FileSystemInfo> EnumerateFileSystemInfos() - { - return InternalEnumerateFileSystemInfos("*", SearchOption.TopDirectoryOnly); - } - - public IEnumerable<FileSystemInfo> EnumerateFileSystemInfos(String searchPattern) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - Contract.EndContractBlock(); - - return InternalEnumerateFileSystemInfos(searchPattern, SearchOption.TopDirectoryOnly); - } - - public IEnumerable<FileSystemInfo> EnumerateFileSystemInfos(String searchPattern, SearchOption searchOption) - { - if (searchPattern == null) - throw new ArgumentNullException(nameof(searchPattern)); - if ((searchOption != SearchOption.TopDirectoryOnly) && (searchOption != SearchOption.AllDirectories)) - throw new ArgumentOutOfRangeException(nameof(searchOption), Environment.GetResourceString("ArgumentOutOfRange_Enum")); - Contract.EndContractBlock(); - - return InternalEnumerateFileSystemInfos(searchPattern, searchOption); - } - - private IEnumerable<FileSystemInfo> InternalEnumerateFileSystemInfos(String searchPattern, SearchOption searchOption) - { - Contract.Requires(searchPattern != null); - Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly); - - return FileSystemEnumerableFactory.CreateFileSystemInfoIterator(FullPath, OriginalPath, searchPattern, searchOption); - } - - // Returns the root portion of the given path. The resulting string - // consists of those rightmost characters of the path that constitute the - // root of the path. Possible patterns for the resulting string are: An - // empty string (a relative path on the current drive), "\" (an absolute - // path on the current drive), "X:" (a relative path on a given drive, - // where X is the drive letter), "X:\" (an absolute path on a given drive), - // and "\\server\share" (a UNC path for a given server and share name). - // The resulting string is null if path is null. - public DirectoryInfo Root { - get - { - int rootLength = PathInternal.GetRootLength(FullPath); - String rootPath = FullPath.Substring(0, rootLength); - - return new DirectoryInfo(rootPath); - } - } - - public void MoveTo(String destDirName) { - if (destDirName==null) - throw new ArgumentNullException(nameof(destDirName)); - if (destDirName.Length==0) - throw new ArgumentException(Environment.GetResourceString("Argument_EmptyFileName"), nameof(destDirName)); - Contract.EndContractBlock(); - - String fullDestDirName = Path.GetFullPath(destDirName); - if (!fullDestDirName.EndsWith(Path.DirectorySeparatorChar)) - fullDestDirName = fullDestDirName + Path.DirectorySeparatorChar; - - String fullSourcePath; - if (FullPath.EndsWith(Path.DirectorySeparatorChar)) - fullSourcePath = FullPath; - else - fullSourcePath = FullPath + Path.DirectorySeparatorChar; - - if (String.Compare(fullSourcePath, fullDestDirName, StringComparison.OrdinalIgnoreCase) == 0) - throw new IOException(Environment.GetResourceString("IO.IO_SourceDestMustBeDifferent")); - - String sourceRoot = Path.GetPathRoot(fullSourcePath); - String destinationRoot = Path.GetPathRoot(fullDestDirName); - - if (String.Compare(sourceRoot, destinationRoot, StringComparison.OrdinalIgnoreCase) != 0) - throw new IOException(Environment.GetResourceString("IO.IO_SourceDestMustHaveSameRoot")); - - if (!Win32Native.MoveFile(FullPath, destDirName)) - { - int hr = Marshal.GetLastWin32Error(); - if (hr == Win32Native.ERROR_FILE_NOT_FOUND) // A dubious error code - { - hr = Win32Native.ERROR_PATH_NOT_FOUND; - __Error.WinIOError(hr, DisplayPath); - } - - if (hr == Win32Native.ERROR_ACCESS_DENIED) // We did this for Win9x. We can't change it for backcomp. - throw new IOException(Environment.GetResourceString("UnauthorizedAccess_IODenied_Path", DisplayPath)); - - __Error.WinIOError(hr,String.Empty); - } - FullPath = fullDestDirName; - OriginalPath = destDirName; - DisplayPath = GetDisplayName(OriginalPath, FullPath); - - // Flush any cached information about the directory. - _dataInitialised = -1; - } - - public override void Delete() - { - Directory.Delete(FullPath, OriginalPath, false); - } - - public void Delete(bool recursive) - { - Directory.Delete(FullPath, OriginalPath, recursive); - } - - // Returns the fully qualified path - public override String ToString() - { - return DisplayPath; - } - - private static String GetDisplayName(String originalPath, String fullPath) - { - Debug.Assert(originalPath != null); - Debug.Assert(fullPath != null); - - String displayName = ""; - - // Special case "<DriveLetter>:" to point to "<CurrentDirectory>" instead - if ((originalPath.Length == 2) && (originalPath[1] == ':')) - { - displayName = "."; - } - else - { - displayName = GetDirName(fullPath); - } - return displayName; - } - - private static String GetDirName(String fullPath) - { - Debug.Assert(fullPath != null); - - String dirName = null; - if (fullPath.Length > 3) - { - String s = fullPath; - if (fullPath.EndsWith(Path.DirectorySeparatorChar)) - { - s = fullPath.Substring(0, fullPath.Length - 1); - } - dirName = Path.GetFileName(s); - } - else - { - dirName = fullPath; // For rooted paths, like "c:\" - } - return dirName; - } - } -} - |