diff options
Diffstat (limited to 'src/mscorlib/src/System/IO/FileSystemInfo.cs')
| -rw-r--r-- | src/mscorlib/src/System/IO/FileSystemInfo.cs | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/src/mscorlib/src/System/IO/FileSystemInfo.cs b/src/mscorlib/src/System/IO/FileSystemInfo.cs deleted file mode 100644 index 94cd531b07..0000000000 --- a/src/mscorlib/src/System/IO/FileSystemInfo.cs +++ /dev/null @@ -1,240 +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. - -using Microsoft.Win32; -using System.Runtime.InteropServices; -using System.Runtime.Serialization; -using System.Diagnostics.Contracts; - -namespace System.IO -{ -#if FEATURE_SERIALIZATION - [Serializable] -#endif - [ComVisible(true)] - public abstract class FileSystemInfo : MarshalByRefObject, ISerializable { - - internal Win32Native.WIN32_FILE_ATTRIBUTE_DATA _data; // Cache the file information - internal int _dataInitialised = -1; // We use this field in conjunction with the Refresh methods, if we succeed - // we store a zero, on failure we store the HResult in it so that we can - // give back a generic error back. - - private const int ERROR_INVALID_PARAMETER = 87; - internal const int ERROR_ACCESS_DENIED = 0x5; - - protected String FullPath; // fully qualified path of the directory - protected String OriginalPath; // path passed in by the user - private String _displayPath = ""; // path that can be displayed to the user - - protected FileSystemInfo() - { - } - - protected FileSystemInfo(SerializationInfo info, StreamingContext context) - { - if (info == null) - throw new ArgumentNullException(nameof(info)); - Contract.EndContractBlock(); - - // Must use V1 field names here, since V1 didn't implement - // ISerializable. - FullPath = Path.GetFullPath(info.GetString("FullPath")); - OriginalPath = info.GetString("OriginalPath"); - - // Lazily initialize the file attributes. - _dataInitialised = -1; - } - - internal void InitializeFrom(Win32Native.WIN32_FIND_DATA findData) - { - _data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA(); - _data.PopulateFrom(findData); - _dataInitialised = 0; - } - - // Full path of the direcory/file - public virtual String FullName { - get - { - return FullPath; - } - } - - public String Extension - { - get - { - // GetFullPathInternal would have already stripped out the terminating "." if present. - int length = FullPath.Length; - for (int i = length; --i >= 0;) { - char ch = FullPath[i]; - if (ch == '.') - return FullPath.Substring(i, length - i); - if (ch == Path.DirectorySeparatorChar || ch == Path.AltDirectorySeparatorChar || ch == Path.VolumeSeparatorChar) - break; - } - return String.Empty; - } - } - - // For files name of the file is returned, for directories the last directory in hierarchy is returned if possible, - // otherwise the fully qualified name s returned - public abstract String Name { - get; - } - - // Whether a file/directory exists - public abstract bool Exists - { - get; - } - - // Delete a file/directory - public abstract void Delete(); - - public DateTime CreationTime - { - get { - // depends on the security check in get_CreationTimeUtc - return CreationTimeUtc.ToLocalTime(); - } - } - - [ComVisible(false)] - public DateTime CreationTimeUtc { - get { - if (_dataInitialised == -1) { - _data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA(); - Refresh(); - } - - if (_dataInitialised != 0) // Refresh was unable to initialise the data - __Error.WinIOError(_dataInitialised, DisplayPath); - - long fileTime = ((long)_data.ftCreationTimeHigh << 32) | _data.ftCreationTimeLow; - return DateTime.FromFileTimeUtc(fileTime); - - } - } - - public DateTime LastAccessTime - { - get { - // depends on the security check in get_LastAccessTimeUtc - return LastAccessTimeUtc.ToLocalTime(); - } - set { - LastAccessTimeUtc = value.ToUniversalTime(); - } - } - - [ComVisible(false)] - public DateTime LastAccessTimeUtc { - get { - if (_dataInitialised == -1) { - _data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA(); - Refresh(); - } - - if (_dataInitialised != 0) // Refresh was unable to initialise the data - __Error.WinIOError(_dataInitialised, DisplayPath); - - long fileTime = ((long)_data.ftLastAccessTimeHigh << 32) | _data.ftLastAccessTimeLow; - return DateTime.FromFileTimeUtc(fileTime); - } - - set { - } - } - - public DateTime LastWriteTime - { - get { - // depends on the security check in get_LastWriteTimeUtc - return LastWriteTimeUtc.ToLocalTime(); - } - - set { - LastWriteTimeUtc = value.ToUniversalTime(); - } - } - - [ComVisible(false)] - public DateTime LastWriteTimeUtc { - get { - if (_dataInitialised == -1) { - _data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA(); - Refresh(); - } - - if (_dataInitialised != 0) // Refresh was unable to initialise the data - __Error.WinIOError(_dataInitialised, DisplayPath); - - - long fileTime = ((long)_data.ftLastWriteTimeHigh << 32) | _data.ftLastWriteTimeLow; - return DateTime.FromFileTimeUtc(fileTime); - } - - set { - } - } - - public void Refresh() - { - _dataInitialised = File.FillAttributeInfo(FullPath, ref _data, false, false); - } - - public FileAttributes Attributes { - get - { - if (_dataInitialised == -1) { - _data = new Win32Native.WIN32_FILE_ATTRIBUTE_DATA(); - Refresh(); // Call refresh to intialise the data - } - - if (_dataInitialised != 0) // Refresh was unable to initialise the data - __Error.WinIOError(_dataInitialised, DisplayPath); - - return (FileAttributes) _data.fileAttributes; - } - - set { - bool r = Win32Native.SetFileAttributes(FullPath, (int) value); - if (!r) { - int hr = Marshal.GetLastWin32Error(); - - if (hr==ERROR_INVALID_PARAMETER) - throw new ArgumentException(Environment.GetResourceString("Arg_InvalidFileAttrs")); - - // For whatever reason we are turning ERROR_ACCESS_DENIED into - // ArgumentException here (probably done for some 9x code path). - // We can't change this now but special casing the error message instead. - if (hr == ERROR_ACCESS_DENIED) - throw new ArgumentException(Environment.GetResourceString("UnauthorizedAccess_IODenied_NoPathName")); - __Error.WinIOError(hr, DisplayPath); - } - _dataInitialised = -1; - } - } - - [ComVisible(false)] - public virtual void GetObjectData(SerializationInfo info, StreamingContext context) - { - info.AddValue("OriginalPath", OriginalPath, typeof(String)); - info.AddValue("FullPath", FullPath, typeof(String)); - } - - internal String DisplayPath - { - get - { - return _displayPath; - } - set - { - _displayPath = value; - } - } - } -} |