// Copyright (C) 2001 Moonlight Enterprises, All Rights Reserved\r
// \r
// Author: Jim Richardson, develop@wtfo-guru.com\r
+// Dan Lewis (dihlewis@yahoo.co.uk)\r
// Created: Monday, August 13, 2001 \r
//\r
//------------------------------------------------------------------------------\r
\r
using System;\r
\r
-namespace System.IO\r
-{\r
- /// <summary>\r
- /// \r
- /// </summary>\r
- public sealed class FileInfo : FileSystemInfo\r
- {\r
- public FileInfo()\r
- {\r
- // \r
- // TODO: Add constructor logic here\r
- //\r
- }\r
+namespace System.IO {\r
\r
- public override bool Exists\r
- {\r
- get\r
- {\r
- return false;\r
- }\r
+ [Serializable]
+ public sealed class FileInfo : FileSystemInfo {\r
+ \r
+
+ private bool exists;
+
+ public FileInfo (string path) {\r
+ CheckPath (path);\r
+ \r
+ OriginalPath = path;\r
+ FullPath = Path.GetFullPath (path);
}\r
-\r
- public override string Name\r
+ \r
+ internal override void InternalRefresh ()\r
{\r
- get\r
- { //TODO: Implement this as per the documenation\r
- return FullPath;\r
- }\r
+ exists = File.Exists (FullPath);\r
}\r
\r
- /// <summary>\r
- /// Gets the parent directory info\r
- /// </summary>\r
- public DirectoryInfo Directory\r
- {\r
- get\r
- {\r
- return null;\r
- }\r
- }\r
\r
- /// <summary>\r
- /// Get the path of the file\r
- /// </summary>\r
- public string DirectoryName\r
- {\r
- get\r
- {\r
- return null;\r
- }\r
- }\r
+ // public properties\r
\r
- /// <summary>\r
- /// Get the length of the file\r
- /// </summary>\r
- public long Length\r
- {\r
- get\r
- {\r
- return 0;\r
- }\r
- }\r
+ public override bool Exists {\r
+ get {\r
+ Refresh (false);\r
\r
- /* TODO: Uncomment / implement as classes become available\r
- public StreamWriter AppendText()\r
- {\r
- }\r
- \r
+ if (stat.Attributes == MonoIO.InvalidFileAttributes)\r
+ return false;\r
\r
- public FileStream Create()\r
- {\r
- return null;\r
- }\r
+ if ((stat.Attributes & FileAttributes.Directory) != 0)\r
+ return false;\r
\r
- public StreamWriter CreateText()\r
- {\r
- return null;\r
- }\r
- \r
- public FileStream Open(FileMode mode)\r
- {\r
- return Open(mode, FileAccess.ReadWrite);\r
+ return exists;
+ }\r
}\r
\r
- public FileStream Open(FileMode mode, FileAccess access)\r
- {\r
- return Open(mode, access, FileShare.None);\r
+ public override string Name {\r
+ get {\r
+ return Path.GetFileName (FullPath);\r
+ }\r
}\r
\r
- public FileStream Open(FileMode mode, FileAccess access, FileShare share)\r
- {\r
- return null;\r
- }\r
+ public long Length {\r
+ get {\r
+ if (!Exists)\r
+ throw new FileNotFoundException ("Could not find file \"" + OriginalPath + "\".");\r
\r
- public FileStream OpenRead()\r
- { // TODO: find out what default share should be\r
- return Open(FileMode.Open, FileAccess.Read, FileShare.Read);\r
+ return stat.Length;\r
+ }\r
}\r
\r
- public StreamReader OpenText()\r
- {\r
- return null;\r
+ public string DirectoryName {\r
+ get {\r
+ return Path.GetDirectoryName (FullPath);\r
+ }\r
}\r
\r
- public FileStream OpenWrite()\r
- {\r
- return Open(FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None);\r
+ public DirectoryInfo Directory {\r
+ get {\r
+ return new DirectoryInfo (DirectoryName);\r
+ }\r
}\r
- */\r
\r
- public FileInfo CopyTo(string destFile)\r
- {\r
- return CopyTo(destFile, false);\r
+ // streamreader methods\r
+\r
+ public StreamReader OpenText () {\r
+ return new StreamReader (Open (FileMode.Open, FileAccess.Read));\r
}\r
\r
- public FileInfo CopyTo(string destFile, bool bOverwrite)\r
- {\r
- return null;\r
+ public StreamWriter CreateText () {\r
+ return new StreamWriter (Open (FileMode.Create, FileAccess.Write));\r
+ }\r
+ \r
+ public StreamWriter AppendText () {\r
+ return new StreamWriter (Open (FileMode.Append, FileAccess.Write));\r
}\r
\r
- public override void Delete()\r
- {\r
+ // filestream methods\r
+
+ public FileStream Create ()
+ {
+ return File.Create (FullPath);
+ }
+
+ \r
+ public FileStream OpenRead () {\r
+ return Open (FileMode.Open, FileAccess.Read);\r
+ }\r
+\r
+ public FileStream OpenWrite () {\r
+ return Open (FileMode.OpenOrCreate, FileAccess.Write);\r
+ }\r
+\r
+ public FileStream Open (FileMode mode) {\r
+ return Open (mode, FileAccess.ReadWrite);\r
+ }\r
+\r
+ public FileStream Open (FileMode mode, FileAccess access) {\r
+ return Open (mode, access, FileShare.None);\r
+ }\r
+\r
+ public FileStream Open (FileMode mode, FileAccess access, FileShare share) {\r
+ return new FileStream (FullPath, mode, access, share);\r
+ }\r
+\r
+ // file methods\r
+
+ public override void Delete () {
+ MonoIOError error;
+
+ if (!MonoIO.Exists (FullPath, out error)) {
+ // a weird MS.NET behaviour
+ return;
+ }
+
+ if (MonoIO.ExistsDirectory (FullPath, out error)) {
+ throw new UnauthorizedAccessException ("Access to the path \"" + FullPath + "\" is denied.");
+ }
+
+ if (!MonoIO.DeleteFile (FullPath, out error)) {
+ throw MonoIO.GetException (OriginalPath,
+ error);
+ }
+ }
+
+ public void MoveTo (string dest) {
+ if (dest == null)
+ throw new ArgumentNullException ();
+ MonoIOError error;
+ if (MonoIO.Exists (dest, out error) ||
+ MonoIO.ExistsDirectory (dest, out error))
+ throw new IOException ();
+ File.Move (FullPath, dest);
+ this.FullPath = Path.GetFullPath (dest);
+ }
+
+ public FileInfo CopyTo (string path) {\r
+ return CopyTo (path, false);\r
+ }\r
+\r
+ public FileInfo CopyTo (string path, bool overwrite) {\r
+ string dest = Path.GetFullPath (path);\r
+
+ if (overwrite && File.Exists (path))
+ File.Delete (path);
+
+ File.Copy (FullPath, dest);\r
+ \r
+ return new FileInfo (dest);\r
}\r
\r
- public void MoveTo(string destName)\r
- {\r
+ public override string ToString () {\r
+ return OriginalPath;\r
}\r
}\r
}\r