//
-// System.IO.FIle.cs
+// System.IO.File.cs
//
//
// Authors:
//
// Copyright 2002 Ximian, Inc. http://www.ximian.com
// Copyright (C) 2001 Moonlight Enterprises, All Rights Reserved
-//
-
-//
-// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
+// Copyright (C) 2004, 2006, 2010 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
//
using System;
-using System.Text;
-#if NET_2_0
using System.Collections.Generic;
+using System.Diagnostics;
+using System.Security;
+using System.Text;
+using System.Runtime.InteropServices;
+
+#if !NET_2_1
+using System.Security.AccessControl;
#endif
namespace System.IO
{
- /// <summary>
- ///
- /// </summary>
- public
-#if NET_2_0
- static
-#else
- sealed
-#endif
- class File
+ [ComVisible (true)]
+ public static class File
{
-
-#if !NET_2_0
- private File () {}
-#endif
-
-#if NET_2_0
public static void AppendAllText (string path, string contents)
- {
+ {
using (TextWriter w = new StreamWriter (path, true)) {
w.Write (contents);
}
}
public static void AppendAllText (string path, string contents, Encoding encoding)
- {
+ {
using (TextWriter w = new StreamWriter (path, true, encoding)) {
w.Write (contents);
}
}
-#endif
public static StreamWriter AppendText (string path)
- {
+ {
return new StreamWriter (path, true);
}
- [MonoTODO("Security Permision Checks")]
- public static void Copy (string sourceFilename, string destFilename)
+ public static void Copy (string sourceFileName, string destFileName)
{
- Copy (sourceFilename, destFilename, false);
+ Copy (sourceFileName, destFileName, false);
}
- public static void Copy (string src, string dest, bool overwrite)
- {
- if (src == null)
- throw new ArgumentNullException ("src");
- if (dest == null)
- throw new ArgumentNullException ("dest");
- if (src.Trim () == "" || src.IndexOfAny (Path.InvalidPathChars) != -1)
- throw new ArgumentException (Locale.GetText ("src is null"));
- if (dest.Trim () == "" || dest.IndexOfAny (Path.InvalidPathChars) != -1)
- throw new ArgumentException (Locale.GetText ("dest is empty or contains invalid characters"));
- if (!Exists (src))
- throw new FileNotFoundException (Locale.GetText ("{0} does not exist", src), src);
+ public static void Copy (string sourceFileName, string destFileName, bool overwrite)
+ {
+ MonoIOError error;
- if ((GetAttributes(src) & FileAttributes.Directory) == FileAttributes.Directory){
- throw new ArgumentException(Locale.GetText ("{0} is a directory", src));
- }
-
- if (Exists (dest)) {
- if ((GetAttributes(dest) & FileAttributes.Directory) == FileAttributes.Directory){
- throw new ArgumentException (Locale.GetText ("{0} is a directory", dest));
- }
+ if (sourceFileName == null)
+ throw new ArgumentNullException ("sourceFileName");
+ if (destFileName == null)
+ throw new ArgumentNullException ("destFileName");
+ if (sourceFileName.Length == 0)
+ throw new ArgumentException ("An empty file name is not valid.", "sourceFileName");
+ if (sourceFileName.Trim ().Length == 0 || sourceFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("The file name is not valid.");
+ if (destFileName.Length == 0)
+ throw new ArgumentException ("An empty file name is not valid.", "destFileName");
+ if (destFileName.Trim ().Length == 0 || destFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("The file name is not valid.");
+
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
+
+ if (!MonoIO.Exists (sourceFileName, out error))
+ throw new FileNotFoundException (Locale.GetText ("{0} does not exist", sourceFileName), sourceFileName);
+ if ((GetAttributes (sourceFileName) & FileAttributes.Directory) == FileAttributes.Directory)
+ throw new ArgumentException (Locale.GetText ("{0} is a directory", sourceFileName));
+
+ if (MonoIO.Exists (destFileName, out error)) {
+ if ((GetAttributes (destFileName) & FileAttributes.Directory) == FileAttributes.Directory)
+ throw new ArgumentException (Locale.GetText ("{0} is a directory", destFileName));
if (!overwrite)
- throw new IOException (Locale.GetText ("{0} already exists", dest));
+ throw new IOException (Locale.GetText ("{0} already exists", destFileName));
}
- string DirName = Path.GetDirectoryName(dest);
+ string DirName = Path.GetDirectoryName (destFileName);
if (DirName != String.Empty && !Directory.Exists (DirName))
throw new DirectoryNotFoundException (Locale.GetText ("Destination directory not found: {0}",DirName));
- MonoIOError error;
-
- if (!MonoIO.CopyFile (src, dest, overwrite, out error)){
- string p = Locale.GetText ("{0}\" or \"{1}", src, dest);
+ if (!MonoIO.CopyFile (sourceFileName, destFileName, overwrite, out error)) {
+ string p = Locale.GetText ("{0}\" or \"{1}", sourceFileName, destFileName);
throw MonoIO.GetException (p, error);
}
}
return Create (path, 8192);
}
- public static FileStream Create (string path, int buffersize)
+ public static FileStream Create (string path, int bufferSize)
{
- if (null == path)
- throw new ArgumentNullException ("path");
- if (String.Empty == path.Trim() || path.IndexOfAny(Path.InvalidPathChars) >= 0)
- throw new ArgumentException (Locale.GetText ("path is invalid"));
-
- string DirName = Path.GetDirectoryName(path);
- if (DirName != String.Empty && !Directory.Exists (DirName))
- throw new DirectoryNotFoundException (Locale.GetText ("Destination directory not found: {0}", DirName));
- if (Exists(path)){
- if ((GetAttributes(path) & FileAttributes.ReadOnly) == FileAttributes.ReadOnly){
- throw new UnauthorizedAccessException (Locale.GetText ("{0} is read-only", path));
- }
- }
-
return new FileStream (path, FileMode.Create, FileAccess.ReadWrite,
- FileShare.None, buffersize);
+ FileShare.None, bufferSize);
}
- public static StreamWriter CreateText(string path)
+#if !NET_2_1
+ [MonoLimitation ("FileOptions are ignored")]
+ public static FileStream Create (string path, int bufferSize,
+ FileOptions options)
+ {
+ return Create (path, bufferSize, options, null);
+ }
+ [MonoLimitation ("FileOptions and FileSecurity are ignored")]
+ public static FileStream Create (string path, int bufferSize,
+ FileOptions options,
+ FileSecurity fileSecurity)
+ {
+ return new FileStream (path, FileMode.Create, FileAccess.ReadWrite,
+ FileShare.None, bufferSize, options);
+ }
+#endif
+
+ public static StreamWriter CreateText (string path)
{
return new StreamWriter (path, false);
-
}
-
-
-
+
public static void Delete (string path)
{
- if (null == path)
- throw new ArgumentNullException("path");
- if (String.Empty == path.Trim() || path.IndexOfAny(Path.InvalidPathChars) >= 0)
- throw new ArgumentException("path");
+ Path.Validate (path);
if (Directory.Exists (path))
throw new UnauthorizedAccessException(Locale.GetText ("{0} is a directory", path));
string DirName = Path.GetDirectoryName(path);
if (DirName != String.Empty && !Directory.Exists (DirName))
- throw new DirectoryNotFoundException (Locale.GetText ("Destination directory not found: {0}", DirName));
+ throw new DirectoryNotFoundException (Locale.GetText ("Could not find a part of the path \"{0}\".", path));
+
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
MonoIOError error;
// any problem with the path or permissions.
// Minimizes what information can be
// discovered by using this method.
- if (null == path || String.Empty == path.Trim()
- || path.IndexOfAny(Path.InvalidPathChars) >= 0) {
+ if (String.IsNullOrWhiteSpace (path) || path.IndexOfAny(Path.InvalidPathChars) >= 0)
+ return false;
+
+ // on Moonlight this does not throw but returns false
+ if (!SecurityManager.CheckElevatedPermissions ())
return false;
- }
MonoIOError error;
return MonoIO.ExistsFile (path, out error);
}
- public static FileAttributes GetAttributes (string path)
+#if !NET_2_1
+ public static FileSecurity GetAccessControl (string path)
{
- if (null == path) {
- throw new ArgumentNullException("path");
- }
-
- if (String.Empty == path.Trim()) {
- throw new ArgumentException (Locale.GetText ("Path is empty"));
- }
+ throw new NotImplementedException ();
+ }
+
+ public static FileSecurity GetAccessControl (string path, AccessControlSections includeSections)
+ {
+ throw new NotImplementedException ();
+ }
+#endif
- if (path.IndexOfAny(Path.InvalidPathChars) >= 0) {
- throw new ArgumentException(Locale.GetText ("Path contains invalid chars"));
- }
+ public static FileAttributes GetAttributes (string path)
+ {
+ Path.Validate (path);
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
MonoIOError error;
FileAttributes attrs;
attrs = MonoIO.GetFileAttributes (path, out error);
- if (error != MonoIOError.ERROR_SUCCESS) {
+ if (error != MonoIOError.ERROR_SUCCESS)
throw MonoIO.GetException (path, error);
- }
-
- return(attrs);
+ return attrs;
}
public static DateTime GetCreationTime (string path)
{
MonoIOStat stat;
MonoIOError error;
- CheckPathExceptions (path);
+ Path.Validate (path);
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
if (!MonoIO.GetFileStat (path, out stat, out error)) {
-#if NET_2_0
if (error == MonoIOError.ERROR_PATH_NOT_FOUND || error == MonoIOError.ERROR_FILE_NOT_FOUND)
- return _defaultLocalFileTime;
+ return DefaultLocalFileTime;
else
throw new IOException (path);
-#else
- throw new IOException (path);
-#endif
}
return DateTime.FromFileTime (stat.CreationTime);
}
{
MonoIOStat stat;
MonoIOError error;
- CheckPathExceptions (path);
+ Path.Validate (path);
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
if (!MonoIO.GetFileStat (path, out stat, out error)) {
-#if NET_2_0
if (error == MonoIOError.ERROR_PATH_NOT_FOUND || error == MonoIOError.ERROR_FILE_NOT_FOUND)
- return _defaultLocalFileTime;
+ return DefaultLocalFileTime;
else
throw new IOException (path);
-#else
- throw new IOException (path);
-#endif
}
return DateTime.FromFileTime (stat.LastAccessTime);
}
{
MonoIOStat stat;
MonoIOError error;
- CheckPathExceptions (path);
+ Path.Validate (path);
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
if (!MonoIO.GetFileStat (path, out stat, out error)) {
-#if NET_2_0
if (error == MonoIOError.ERROR_PATH_NOT_FOUND || error == MonoIOError.ERROR_FILE_NOT_FOUND)
- return _defaultLocalFileTime;
+ return DefaultLocalFileTime;
else
throw new IOException (path);
-#else
- throw new IOException (path);
-#endif
}
return DateTime.FromFileTime (stat.LastWriteTime);
}
return GetLastWriteTime (path).ToUniversalTime ();
}
- public static void Move (string src, string dest)
+ public static void Move (string sourceFileName, string destFileName)
{
+ if (sourceFileName == null)
+ throw new ArgumentNullException ("sourceFileName");
+ if (destFileName == null)
+ throw new ArgumentNullException ("destFileName");
+ if (sourceFileName.Length == 0)
+ throw new ArgumentException ("An empty file name is not valid.", "sourceFileName");
+ if (sourceFileName.Trim ().Length == 0 || sourceFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("The file name is not valid.");
+ if (destFileName.Length == 0)
+ throw new ArgumentException ("An empty file name is not valid.", "destFileName");
+ if (destFileName.Trim ().Length == 0 || destFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("The file name is not valid.");
+
+ SecurityManager.EnsureElevatedPermissions (); // this is a no-op outside moonlight
+
MonoIOError error;
+ if (!MonoIO.Exists (sourceFileName, out error))
+ throw new FileNotFoundException (Locale.GetText ("{0} does not exist", sourceFileName), sourceFileName);
- if (src == null)
- throw new ArgumentNullException ("src");
- if (dest == null)
- throw new ArgumentNullException ("dest");
- if (src.Trim () == "" || src.IndexOfAny (Path.InvalidPathChars) != -1)
- throw new ArgumentException ("src");
- if (dest.Trim () == "" || dest.IndexOfAny (Path.InvalidPathChars) != -1)
- throw new ArgumentException ("dest");
- if (!MonoIO.Exists (src, out error))
- throw new FileNotFoundException (Locale.GetText ("{0} does not exist", src), src);
- if (MonoIO.ExistsDirectory (dest, out error))
- throw new IOException (Locale.GetText ("{0} is a directory", dest));
-
- // Don't check for this error here to allow the runtime to check if src and dest
- // are equal. Comparing src and dest is not enough.
- //if (MonoIO.Exists (dest, out error))
- // throw new IOException (Locale.GetText ("{0} already exists", dest));
+ // Don't check for this error here to allow the runtime
+ // to check if sourceFileName and destFileName are equal.
+ // Comparing sourceFileName and destFileName is not enough.
+ //if (MonoIO.Exists (destFileName, out error))
+ // throw new IOException (Locale.GetText ("{0} already exists", destFileName));
string DirName;
- DirName = Path.GetDirectoryName(src);
+ DirName = Path.GetDirectoryName (destFileName);
if (DirName != String.Empty && !Directory.Exists (DirName))
- throw new DirectoryNotFoundException(Locale.GetText ("Source directory not found: {0}", DirName));
- DirName = Path.GetDirectoryName(dest);
- if (DirName != String.Empty && !Directory.Exists (DirName))
- throw new DirectoryNotFoundException(Locale.GetText ("Destination directory not found: {0}", DirName));
+ throw new DirectoryNotFoundException (Locale.GetText ("Could not find a part of the path."));
- if (!MonoIO.MoveFile (src, dest, out error)) {
+ if (!MonoIO.MoveFile (sourceFileName, destFileName, out error)) {
if (error == MonoIOError.ERROR_ALREADY_EXISTS)
- throw MonoIO.GetException (dest, error);
+ throw MonoIO.GetException (error);
+ else if (error == MonoIOError.ERROR_SHARING_VIOLATION)
+ throw MonoIO.GetException (sourceFileName, error);
+
throw MonoIO.GetException (error);
}
}
public static FileStream Open (string path, FileMode mode)
- {
+ {
return new FileStream (path, mode, mode == FileMode.Append ? FileAccess.Write : FileAccess.ReadWrite, FileShare.None);
}
public static FileStream Open (string path, FileMode mode, FileAccess access)
- {
+ {
return new FileStream (path, mode, access, FileShare.None);
}
}
public static FileStream OpenRead (string path)
- {
+ {
return new FileStream (path, FileMode.Open, FileAccess.Read, FileShare.Read);
}
return new FileStream(path, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None);
}
+ public static void Replace (string sourceFileName,
+ string destinationFileName,
+ string destinationBackupFileName)
+ {
+ Replace (sourceFileName, destinationFileName, destinationBackupFileName, false);
+ }
+
+ public static void Replace (string sourceFileName,
+ string destinationFileName,
+ string destinationBackupFileName,
+ bool ignoreMetadataErrors)
+ {
+ MonoIOError error;
+
+ if (sourceFileName == null)
+ throw new ArgumentNullException ("sourceFileName");
+ if (destinationFileName == null)
+ throw new ArgumentNullException ("destinationFileName");
+ if (sourceFileName.Trim ().Length == 0 || sourceFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("sourceFileName");
+ if (destinationFileName.Trim ().Length == 0 || destinationFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("destinationFileName");
+
+ string fullSource = Path.GetFullPath (sourceFileName);
+ string fullDest = Path.GetFullPath (destinationFileName);
+ if (MonoIO.ExistsDirectory (fullSource, out error))
+ throw new IOException (Locale.GetText ("{0} is a directory", sourceFileName));
+ if (MonoIO.ExistsDirectory (fullDest, out error))
+ throw new IOException (Locale.GetText ("{0} is a directory", destinationFileName));
+
+ if (!Exists (fullSource))
+ throw new FileNotFoundException (Locale.GetText ("{0} does not exist", sourceFileName),
+ sourceFileName);
+ if (!Exists (fullDest))
+ throw new FileNotFoundException (Locale.GetText ("{0} does not exist", destinationFileName),
+ destinationFileName);
+ if (fullSource == fullDest)
+ throw new IOException (Locale.GetText ("Source and destination arguments are the same file."));
+
+ string fullBackup = null;
+ if (destinationBackupFileName != null) {
+ if (destinationBackupFileName.Trim ().Length == 0 ||
+ destinationBackupFileName.IndexOfAny (Path.InvalidPathChars) != -1)
+ throw new ArgumentException ("destinationBackupFileName");
+
+ fullBackup = Path.GetFullPath (destinationBackupFileName);
+ if (MonoIO.ExistsDirectory (fullBackup, out error))
+ throw new IOException (Locale.GetText ("{0} is a directory", destinationBackupFileName));
+ if (fullSource == fullBackup)
+ throw new IOException (Locale.GetText ("Source and backup arguments are the same file."));
+ if (fullDest == fullBackup)
+ throw new IOException (Locale.GetText (
+ "Destination and backup arguments are the same file."));
+ }
+
+ if (!MonoIO.ReplaceFile (fullSource, fullDest, fullBackup,
+ ignoreMetadataErrors, out error)) {
+ throw MonoIO.GetException (error);
+ }
+ }
+
+#if !NET_2_1
+ public static void SetAccessControl (string path,
+ FileSecurity fileSecurity)
+ {
+ throw new NotImplementedException ();
+ }
+#endif
+
public static void SetAttributes (string path,
- FileAttributes attributes)
+ FileAttributes fileAttributes)
{
MonoIOError error;
- CheckPathExceptions (path);
-
- if (!MonoIO.SetFileAttributes (path, attributes,
- out error)) {
+ Path.Validate (path);
+
+ if (!MonoIO.SetFileAttributes (path, fileAttributes, out error))
throw MonoIO.GetException (path, error);
- }
}
- public static void SetCreationTime (string path,
- DateTime creation_time)
+ public static void SetCreationTime (string path, DateTime creationTime)
{
MonoIOError error;
- CheckPathExceptions (path);
+ Path.Validate (path);
if (!MonoIO.Exists (path, out error))
throw MonoIO.GetException (path, error);
-
- if (!MonoIO.SetCreationTime (path, creation_time, out error)) {
+ if (!MonoIO.SetCreationTime (path, creationTime, out error))
throw MonoIO.GetException (path, error);
- }
}
- public static void SetCreationTimeUtc (string path,
- DateTime creation_time)
+ public static void SetCreationTimeUtc (string path, DateTime creationTimeUtc)
{
- SetCreationTime (path, creation_time.ToLocalTime ());
+ SetCreationTime (path, creationTimeUtc.ToLocalTime ());
}
- public static void SetLastAccessTime (string path,DateTime last_access_time)
+ public static void SetLastAccessTime (string path, DateTime lastAccessTime)
{
MonoIOError error;
- CheckPathExceptions (path);
+ Path.Validate (path);
if (!MonoIO.Exists (path, out error))
throw MonoIO.GetException (path, error);
-
- if (!MonoIO.SetLastAccessTime (path, last_access_time, out error)) {
+ if (!MonoIO.SetLastAccessTime (path, lastAccessTime, out error))
throw MonoIO.GetException (path, error);
- }
}
- public static void SetLastAccessTimeUtc (string path,DateTime last_access_time)
+ public static void SetLastAccessTimeUtc (string path, DateTime lastAccessTimeUtc)
{
- SetLastAccessTime (path, last_access_time.ToLocalTime ());
+ SetLastAccessTime (path, lastAccessTimeUtc.ToLocalTime ());
}
public static void SetLastWriteTime (string path,
- DateTime last_write_time)
+ DateTime lastWriteTime)
{
MonoIOError error;
- CheckPathExceptions (path);
+ Path.Validate (path);
if (!MonoIO.Exists (path, out error))
throw MonoIO.GetException (path, error);
-
- if (!MonoIO.SetLastWriteTime (path, last_write_time, out error)) {
+ if (!MonoIO.SetLastWriteTime (path, lastWriteTime, out error))
throw MonoIO.GetException (path, error);
- }
}
public static void SetLastWriteTimeUtc (string path,
- DateTime last_write_time)
- {
- SetLastWriteTime (path, last_write_time.ToLocalTime ());
- }
-
- #region Private
-
- private static void CheckPathExceptions (string path)
+ DateTime lastWriteTimeUtc)
{
- if (path == null)
- throw new System.ArgumentNullException("path");
- if (path == "")
- throw new System.ArgumentException(Locale.GetText ("Path is empty"));
- if (path.Trim().Length == 0)
- throw new ArgumentException (Locale.GetText ("Path is empty"));
- if (path.IndexOfAny (Path.InvalidPathChars) != -1)
- throw new ArgumentException (Locale.GetText ("Path contains invalid chars"));
- }
-
- #endregion
-
-#if NET_2_0
- static File() {
- _defaultLocalFileTime = new DateTime (1601, 1, 1);
- _defaultLocalFileTime = _defaultLocalFileTime.ToLocalTime ();
+ SetLastWriteTime (path, lastWriteTimeUtc.ToLocalTime ());
}
//
//
public static byte [] ReadAllBytes (string path)
{
- using (FileStream s = Open (path, FileMode.Open, FileAccess.Read, FileShare.Read)){
+ using (FileStream s = OpenRead (path)) {
long size = s.Length;
-
- //
- // Is this worth supporting?
- //
+ // limited to 2GB according to http://msdn.microsoft.com/en-us/library/system.io.file.readallbytes.aspx
if (size > Int32.MaxValue)
- throw new ArgumentException ("Reading more than 4gigs with this call is not supported");
-
- byte [] result = new byte [s.Length];
-
- s.Read (result, 0, (int) size);
-
+ throw new IOException ("Reading more than 2GB with this call is not supported");
+
+ int pos = 0;
+ int count = (int) size;
+ byte [] result = new byte [size];
+ while (count > 0) {
+ int n = s.Read (result, pos, count);
+ if (n == 0)
+ throw new IOException ("Unexpected end of stream");
+ pos += n;
+ count -= n;
+ }
return result;
}
}
-#if NET_2_0
public static string [] ReadAllLines (string path)
{
using (StreamReader reader = File.OpenText (path)) {
list.Add (reader.ReadLine ());
return list.ToArray ();
}
-#endif
public static string ReadAllText (string path)
{
- return ReadAllText (path, Encoding.UTF8Unmarked);
+ using (StreamReader sr = new StreamReader (path)) {
+ return sr.ReadToEnd ();
+ }
}
- public static string ReadAllText (string path, Encoding enc)
+ public static string ReadAllText (string path, Encoding encoding)
{
- using (StreamReader sr = new StreamReader (path, enc)) {
+ using (StreamReader sr = new StreamReader (path, encoding)) {
return sr.ReadToEnd ();
}
}
-#if NET_2_0
- public static void WriteAllBytes (string path, byte [] data)
+ public static void WriteAllBytes (string path, byte [] bytes)
{
using (Stream stream = File.Create (path)) {
- stream.Write (data, 0, data.Length);
+ stream.Write (bytes, 0, bytes.Length);
}
}
- public static void WriteAllLines (string path, string [] lines)
+ public static void WriteAllLines (string path, string [] contents)
{
using (StreamWriter writer = new StreamWriter (path)) {
- WriteAllLines (writer, lines);
+ WriteAllLines (writer, contents);
}
}
- public static void WriteAllLines (string path, string [] lines, Encoding encoding)
+ public static void WriteAllLines (string path, string [] contents, Encoding encoding)
{
using (StreamWriter writer = new StreamWriter (path, false, encoding)) {
- WriteAllLines (writer, lines);
+ WriteAllLines (writer, contents);
}
}
- static void WriteAllLines (StreamWriter writer, string [] lines)
+ static void WriteAllLines (StreamWriter writer, string [] contents)
{
- foreach (string line in lines)
+ foreach (string line in contents)
writer.WriteLine (line);
}
-#endif
public static void WriteAllText (string path, string contents)
{
WriteAllText (path, contents, Encoding.UTF8Unmarked);
}
- public static void WriteAllText (string path, string contents, Encoding enc)
+ public static void WriteAllText (string path, string contents, Encoding encoding)
{
- using (StreamWriter sw = new StreamWriter (path, false, enc)) {
+ using (StreamWriter sw = new StreamWriter (path, false, encoding)) {
sw.Write (contents);
}
}
- private static readonly DateTime _defaultLocalFileTime;
+ static DateTime? defaultLocalFileTime;
+ static DateTime DefaultLocalFileTime {
+ get {
+ if (defaultLocalFileTime == null)
+ defaultLocalFileTime = new DateTime (1601, 1, 1).ToLocalTime ();
+
+ return defaultLocalFileTime.Value;
+ }
+ }
+
+
+ [MonoLimitation ("File encryption isn't supported (even on NTFS).")]
+ public static void Encrypt (string path)
+ {
+ // MS.NET support this only on NTFS file systems, i.e. it's a file-system (not a framework) feature.
+ // otherwise it throws a NotSupportedException (or a PlatformNotSupportedException on older OS).
+ // we throw the same (instead of a NotImplementedException) because most code should already be
+ // handling this exception to work properly.
+ throw new NotSupportedException (Locale.GetText ("File encryption isn't supported on any file system."));
+ }
+
+ [MonoLimitation ("File encryption isn't supported (even on NTFS).")]
+ public static void Decrypt (string path)
+ {
+ // MS.NET support this only on NTFS file systems, i.e. it's a file-system (not a framework) feature.
+ // otherwise it throws a NotSupportedException (or a PlatformNotSupportedException on older OS).
+ // we throw the same (instead of a NotImplementedException) because most code should already be
+ // handling this exception to work properly.
+ throw new NotSupportedException (Locale.GetText ("File encryption isn't supported on any file system."));
+ }
+
+#if MOONLIGHT || NET_4_0
+ public static IEnumerable<string> ReadLines (string path)
+ {
+ using (StreamReader reader = File.OpenText (path)) {
+ return ReadLines (reader);
+ }
+ }
+
+ public static IEnumerable<string> ReadLines (string path, Encoding encoding)
+ {
+ using (StreamReader reader = new StreamReader (path, encoding)) {
+ return ReadLines (reader);
+ }
+ }
+
+ // refactored in order to avoid compiler-generated names for Moonlight tools
+ static IEnumerable<string> ReadLines (StreamReader reader)
+ {
+ string s;
+ while ((s = reader.ReadLine ()) != null)
+ yield return s;
+ }
+
+ public static void AppendAllLines (string path, IEnumerable<string> contents)
+ {
+ Path.Validate (path);
+
+ if (contents == null)
+ return;
+
+ using (TextWriter w = new StreamWriter (path, true)) {
+ foreach (var line in contents)
+ w.Write (line);
+ }
+ }
+
+ public static void AppendAllLines (string path, IEnumerable<string> contents, Encoding encoding)
+ {
+ Path.Validate (path);
+
+ if (contents == null)
+ return;
+
+ using (TextWriter w = new StreamWriter (path, true, encoding)) {
+ foreach (var line in contents)
+ w.Write (line);
+ }
+ }
+
+ public static void WriteAllLines (string path, IEnumerable<string> contents)
+ {
+ Path.Validate (path);
+
+ if (contents == null)
+ return;
+
+ using (TextWriter w = new StreamWriter (path, false)) {
+ foreach (var line in contents)
+ w.Write (line);
+ }
+ }
+
+ public static void WriteAllLines (string path, IEnumerable<string> contents, Encoding encoding)
+ {
+ Path.Validate (path);
+
+ if (contents == null)
+ return;
+
+ using (TextWriter w = new StreamWriter (path, false, encoding)) {
+ foreach (var line in contents)
+ w.Write (line);
+ }
+ }
#endif
}
}