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- using System;
- using System.Collections;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.IO;
- using System.Text.RegularExpressions;
- using System.Threading;
- using System.Xml;
- namespace Wayne.Lib.IO
- {
-
-
-
- public class FileSupportNonStatic : IFileSupport
- {
- #region Properties
-
-
-
- public static readonly System.Text.Encoding DefaultEncoding = System.Text.Encoding.UTF8;
-
-
-
- public IPaths Paths { get; private set; }
- #endregion
-
-
-
- public FileSupportNonStatic()
- {
- Paths = new PathsImplementation(this.UnresolvedDirectoryPathExists(@"c:\"));
- }
-
-
-
-
- public FileSupportNonStatic(IPaths paths)
- {
- Paths = paths;
- }
- #region Open
-
-
-
-
-
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public virtual Stream Open(string fileName, FileMode fileMode, FileAccess fileAccess, FileShare fileShare, int retries, int delayBetweenRetries)
- {
- if (retries <= 0)
- throw new ArgumentException("Number of retries must be positive non-zero", "retries");
- if (delayBetweenRetries < 0)
- throw new ArgumentException("Delay between retries must be equal to or greater than zero.");
- fileName = Paths.Parse(fileName);
- int retriesLeft = retries;
- do
- {
- try
- {
- return FileOpen(fileName, fileMode, fileAccess, fileShare);
- }
- catch (IOException)
- {
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- catch (UnauthorizedAccessException)
- {
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- }
- while (true);
- }
-
-
-
-
-
-
-
-
- public Stream Open(string fileName, FileMode fileMode, FileAccess fileAccess, FileShare fileShare)
- {
- return Open(fileName, fileMode, fileAccess, fileShare, 100, 100);
- }
- #endregion
- #region Move
-
-
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public void Move(string sourceFileName, string destinationFileName, int retries, int delayBetweenRetries)
- {
- if (retries <= 0)
- throw new ArgumentException("Number of retries must be positive non-zero", "retries");
- if (delayBetweenRetries < 0)
- throw new ArgumentException("Delay between retries must be equal to or greater than zero.");
- sourceFileName = Paths.Parse(sourceFileName);
- destinationFileName = Paths.Parse(destinationFileName);
- int retriesLeft = retries;
- do
- {
- try
- {
- if (FileExists(destinationFileName))
- FileDelete(destinationFileName);
- FileMove(sourceFileName, destinationFileName);
- return;
- }
- catch (IOException)
- {
- if (!FileExists(sourceFileName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- catch (UnauthorizedAccessException)
- {
- if (!FileExists(sourceFileName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- }
- while (true);
- }
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public void Move(string sourceFileName, string destinationFileName)
- {
- Move(sourceFileName, destinationFileName, 100, 100);
- }
-
-
-
-
-
- public void MoveDirectory(string sourceDirName, string destDirName)
- {
- MoveDirectory(sourceDirName, destDirName, 100, 100);
- }
-
-
-
-
-
-
-
- public void MoveDirectory(string sourceDirName, string destDirName, int retries, int delayBetweenRetries)
- {
- if (retries <= 0)
- throw new ArgumentException("Number of retries must be positive non-zero", "retries");
- if (delayBetweenRetries < 0)
- throw new ArgumentException("Delay between retries must be equal to or greater than zero.");
- sourceDirName = Paths.Parse(sourceDirName);
- destDirName = Paths.Parse(destDirName);
- int retriesLeft = retries;
- do
- {
- try
- {
- DirectoryMove(sourceDirName, destDirName);
- return;
- }
- catch (IOException)
- {
- if (DirectoryExists(destDirName) || !DirectoryExists(sourceDirName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- catch (UnauthorizedAccessException)
- {
- if (DirectoryExists(destDirName) || !DirectoryExists(sourceDirName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- }
- while (true);
- }
- #endregion
- #region Delete
-
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public void Delete(string fileName, int retries, int delayBetweenRetries)
- {
- if (retries <= 0)
- throw new ArgumentException("Number of retries must be positive non-zero", "retries");
- if (delayBetweenRetries < 0)
- throw new ArgumentException("Delay between retries must be equal to or greater than zero.");
- fileName = Paths.Parse(fileName);
- int retriesLeft = retries;
- do
- {
- try
- {
- if (FileExists(fileName))
- FileDelete(fileName);
- return;
- }
- catch (IOException)
- {
- if (!FileExists(fileName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- catch (UnauthorizedAccessException)
- {
- if (!FileExists(fileName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- }
- while (true);
- }
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public void Delete(string fileName)
- {
- Delete(fileName, 100, 100);
- }
- #endregion
- #region SecureDelete
- private ISecureDeleteSupport secureDeleteSupport;
- private readonly object secureDeleteSupportSyncObj = new object();
-
-
-
- public ISecureDeleteSupport SecureDeleteSupport
- {
- get
- {
- lock (secureDeleteSupportSyncObj)
- {
- return secureDeleteSupport;
- }
- }
- set
- {
- lock (secureDeleteSupportSyncObj)
- {
- secureDeleteSupport = value;
- }
- }
- }
-
-
-
-
-
-
-
- public void SecureDelete(string fileName, out bool sDeleteOK, int retries, int delayBetweenRetries)
- {
- lock (secureDeleteSupportSyncObj)
- {
- if (secureDeleteSupport == null)
- throw new NullReferenceException("The SecureDeleteSupport property is not assigned!");
- SecureDeleteSupport.SecureDelete(fileName, out sDeleteOK, retries, delayBetweenRetries);
- }
- }
-
-
-
-
-
- public void SecureDelete(string fileName, out bool sDeleteOK)
- {
- SecureDelete(fileName, out sDeleteOK, 100, 100);
- }
- #endregion
- #region Copy
-
-
-
-
-
-
- public void Copy(string sourceFileName, string destinationFileName, bool overwrite)
- {
- Copy(sourceFileName, destinationFileName, overwrite, 100, 100);
- }
-
-
-
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public virtual void Copy(string sourceFileName, string destinationFileName, bool overwrite, int retries, int delayBetweenRetries)
- {
- if (retries <= 0)
- throw new ArgumentException("Number of retries must be positive non-zero", "retries");
- if (delayBetweenRetries < 0)
- throw new ArgumentException("Delay between retries must be equal to or greater than zero.");
- sourceFileName = Paths.Parse(sourceFileName);
- destinationFileName = Paths.Parse(destinationFileName);
- int retriesLeft = retries;
- do
- {
- try
- {
- if (FileExists(destinationFileName))
- FileDelete(destinationFileName);
- FileCopy(sourceFileName, destinationFileName, overwrite);
- return;
- }
- catch (IOException)
- {
- if (!FileExists(sourceFileName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- catch (UnauthorizedAccessException)
- {
- if (!FileExists(sourceFileName))
- throw;
- retriesLeft--;
- if (retriesLeft == 0)
- throw;
- ThreadSleep(delayBetweenRetries);
- }
- }
- while (true);
- }
- #endregion
- #region LoadFromFile/SaveToFile
-
-
-
-
- public virtual byte[] LoadToByteArray(string fileName)
- {
- if (fileName == null)
- throw new ArgumentNullException("fileName");
- return File.ReadAllBytes(fileName);
- }
-
-
-
-
- public string LoadToString(string fileName)
- {
- return LoadToString(fileName, DefaultEncoding);
- }
-
-
-
-
-
- public virtual string LoadToString(string fileName, System.Text.Encoding encoding)
- {
- if (fileName == null)
- throw new ArgumentNullException("fileName");
- if (encoding == null)
- throw new ArgumentNullException("encoding");
- using (Stream stream = Open(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))
- {
- using (StreamReader reader = new StreamReader(stream, encoding))
- {
- return reader.ReadToEnd();
- }
- }
- }
-
-
-
-
- public string[] LoadToStringArray(string fileName)
- {
- return LoadToStringArray(fileName, DefaultEncoding);
- }
-
-
-
-
-
- public string[] LoadToStringArray(string fileName, System.Text.Encoding encoding)
- {
- return Regex.Split(LoadToString(fileName, encoding), "\r\n");
- }
-
-
-
-
-
- public void SaveToFile(string fileName, string text)
- {
- SaveToFile(fileName, text, DefaultEncoding);
- }
-
-
-
-
-
- public void SaveToFile(string fileName, string[] lines)
- {
- SaveToFile(fileName, lines, DefaultEncoding);
- }
-
-
-
-
-
-
- public void SaveToFile(string fileName, string text, System.Text.Encoding encoding)
- {
- if (fileName == null)
- throw new ArgumentNullException("fileName");
- if (text == null)
- throw new ArgumentNullException("text");
- if (encoding == null)
- throw new ArgumentNullException("encoding");
- using (Stream stream = Open(fileName, FileMode.Create, FileAccess.Write, FileShare.None))
- {
- byte[] bytes = encoding.GetBytes(text);
- stream.Write(bytes, 0, bytes.Length);
- }
- }
-
-
-
-
-
-
- public void SaveToFile(string fileName, string[] lines, System.Text.Encoding encoding)
- {
- SaveToFile(fileName, string.Join("\r\n", lines), encoding);
- }
-
-
-
-
-
- public void LoadXml(XmlDocument xmlDocument, string fileName)
- {
- LoadXml(xmlDocument, fileName, DefaultEncoding);
- }
-
-
-
-
-
-
- public void LoadXml(XmlDocument xmlDocument, string fileName, System.Text.Encoding encoding)
- {
- xmlDocument.LoadXml(LoadToString(fileName, encoding));
- }
- #endregion
- private IFileSupportExtension fileSupportExtension;
- private readonly object fileSupportExtensionSyncObj = new object();
-
-
-
- public IFileSupportExtension FileSupportExtension
- {
- get
- {
- lock (fileSupportExtensionSyncObj)
- {
- return fileSupportExtension;
- }
- }
- set
- {
- lock (fileSupportExtensionSyncObj)
- {
- fileSupportExtension = value;
- }
- }
- }
-
-
-
-
- public DateTime GetCreationTime(string fileName)
- {
- lock (fileSupportExtensionSyncObj)
- {
- if (fileSupportExtension == null)
- throw new NullReferenceException("The FileSupportExtension property is not assigned!");
- return fileSupportExtension.GetCreationTime(fileName);
- }
- }
-
-
-
-
-
- public void SetCreationTime(string fileName, DateTime dateTime)
- {
- lock (fileSupportExtensionSyncObj)
- {
- if (fileSupportExtension == null)
- throw new NullReferenceException("The FileSupportExtension property is not assigned!");
- fileSupportExtension.SetCreationTime(fileName, dateTime);
- }
- }
-
-
-
-
- public DateTime GetLastAccessTime(string fileName)
- {
- lock (fileSupportExtensionSyncObj)
- {
- if (fileSupportExtension == null)
- throw new NullReferenceException("The FileSupportExtension property is not assigned!");
- return fileSupportExtension.GetLastAccessTime(fileName);
- }
- }
-
-
-
-
-
- public void SetLastAccessTime(string fileName, DateTime dateTime)
- {
- lock (fileSupportExtensionSyncObj)
- {
- if (fileSupportExtension == null)
- throw new NullReferenceException("The FileSupportExtension property is not assigned!");
- fileSupportExtension.SetLastAccessTime(fileName, dateTime);
- }
- }
-
-
-
-
- public DateTime GetLastWriteTime(string fileName)
- {
- lock (fileSupportExtensionSyncObj)
- {
- if (fileSupportExtension == null)
- throw new NullReferenceException("The FileSupportExtension property is not assigned!");
- return fileSupportExtension.GetLastWriteTime(fileName);
- }
- }
-
-
-
-
-
- public void SetLastWriteTime(string fileName, DateTime dateTime)
- {
- lock (fileSupportExtensionSyncObj)
- {
- if (fileSupportExtension == null)
- throw new NullReferenceException("The FileSupportExtension property is not assigned!");
- fileSupportExtension.SetLastWriteTime(fileName, dateTime);
- }
- }
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public virtual bool FileExists(string fileName)
- {
- return File.Exists(Paths.Parse(fileName));
- }
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- protected virtual void FileDelete(string fileName)
- {
- File.Delete(fileName);
- }
-
-
-
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- protected virtual Stream FileOpen(string fileName, FileMode fileMode, FileAccess fileAccess, FileShare fileShare)
- {
- return File.Open(fileName, fileMode, fileAccess, fileShare);
- }
-
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- protected virtual void FileCopy(string sourceFileName, string destinationFileName, bool overwrite)
- {
- File.Copy(sourceFileName, destinationFileName, overwrite);
- }
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- protected virtual void FileMove(string sourceFileName, string destinationFileName)
- {
- File.Move(sourceFileName, destinationFileName);
- }
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- protected virtual void DirectoryMove(string sourceDirName, string destinationDirName)
- {
- Directory.Move(sourceDirName, destinationDirName);
- }
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- protected virtual void ThreadSleep(int millisecondsTimeout)
- {
- Thread.Sleep(millisecondsTimeout);
- }
-
-
-
-
-
-
- public void CopyDirectory(string sourcePath, string destinationPath, bool recurse)
- {
- if (!DirectoryExists(sourcePath))
- throw new DirectoryNotFoundException(string.Format("Directory {0} does not exist", sourcePath));
-
- sourcePath = IO.Paths.Parse(sourcePath);
- destinationPath = IO.Paths.Parse(destinationPath);
- if (destinationPath[destinationPath.Length - 1] != Path.DirectorySeparatorChar)
- destinationPath += Path.DirectorySeparatorChar;
- if (sourcePath[sourcePath.Length - 1] != Path.DirectorySeparatorChar)
- sourcePath += Path.DirectorySeparatorChar;
- EnsureDirectoryExists(destinationPath);
-
- string[] subDirectories = GetDirectories(sourcePath, true);
- foreach (var subDir in subDirectories)
- {
- string destinationFolder = SourceToDest(sourcePath, destinationPath, subDir);
- EnsureDirectoryExists(destinationFolder);
- }
-
- string[] files = GetFiles(sourcePath, "*.*", true);
- foreach (var file in files)
- {
- Copy(file, SourceToDest(sourcePath, destinationPath, file), true);
- }
- }
- private string SourceToDest(string sourcePath, string destinationPath, string sourceSubDir)
- {
- string replace = sourceSubDir.Replace(sourcePath, "");
- string result = Path.Combine(destinationPath, replace);
- return result;
- }
-
-
-
-
-
-
- public virtual string[] GetFiles(string path, string searchPattern)
- {
- return GetFiles(path, searchPattern, false);
- }
-
-
-
-
-
-
-
- public virtual string[] GetFiles(string path, string searchPattern, bool recursive)
- {
- List<string> files = new List<string>();
- files.AddRange(Directory.GetFiles(Paths.Parse(path), searchPattern));
- if (recursive)
- {
- foreach (string directory in GetDirectories(path))
- {
- files.AddRange(GetFiles(directory, searchPattern, true));
- }
- }
- return files.ToArray();
- }
-
-
-
-
-
- public virtual string[] GetDirectories(string path)
- {
- return Directory.GetDirectories(Paths.Parse(path));
- }
-
-
-
-
-
-
- public string[] GetDirectories(string path, bool recursive)
- {
- if (!recursive) return GetDirectories(path);
- var stack = new Stack<string>();
- stack.Push(path);
- var dirsFound = new List<string>();
- while (stack.Any())
- {
- GetDirectories(stack.Pop()).ForEach(dir =>
- {
- stack.Push(dir);
- dirsFound.Add(dir);
- });
- }
- return dirsFound.ToArray();
- }
-
-
-
-
-
- public virtual bool DirectoryExists(string path)
- {
- return Directory.Exists(Paths.Parse(path));
- }
-
-
-
-
-
- private bool UnresolvedDirectoryPathExists(string path)
- {
- return Directory.Exists(path);
- }
-
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- public virtual bool EnsureDirectoryExists(string path)
- {
- path = Paths.Parse(path);
- try
- {
- if (!Directory.Exists(path))
- Directory.CreateDirectory(path);
- }
- catch { }
- return Directory.Exists(path);
- }
-
-
-
-
- [System.Diagnostics.DebuggerStepThrough]
- [Obsolete("Use EnsureDirectoryExists() instead.")]
- public virtual void EnsureDirectoriesExists(string directoryName)
- {
- EnsureDirectoryExists(directoryName);
- }
-
-
-
-
-
-
- public virtual bool RemoveDirectory(string path, bool onlyIfEmpty)
- {
- if (!Directory.Exists(path))
- return true;
- if (!onlyIfEmpty)
- Directory.Delete(path, true);
- else if ((GetFiles(path, "*.*").Length == 0) && (GetDirectories(path).Length == 0))
- Directory.Delete(path);
- return !Directory.Exists(path);
- }
-
-
-
-
-
- public virtual bool IsValidFileName(string fileName)
- {
- return fileName != null && Regex.IsMatch(Paths.Parse(fileName), string.Format(@"^([^{0}]+[/\\])*[/\\]?[^{1}]+?$",
- Regex.Escape(new string(Path.GetInvalidPathChars())),
- Regex.Escape(new string(Path.GetInvalidPathChars()) + @":*?\/")));
- }
-
-
-
-
-
- public virtual bool IsValidPathName(string pathName)
- {
- return pathName != null && Regex.IsMatch(Paths.Parse(pathName), string.Format(@"^[^{0}]*$",
- Regex.Escape(new string(Path.GetInvalidPathChars()))));
- }
- }
- }
|