NTFSSecurity/AlphaFS/Filesystem/DirectoryInfo Class/DirectoryInfo.Compression.cs

/*  Copyright (C) 2008-2016 Peter Palotas, Jeffrey Jangli, Alexandr Normuradov
 *  
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 *  of this software and associated documentation files (the "Software"), to deal 
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using System;
using System.IO;
using System.Security;

namespace Alphaleonis.Win32.Filesystem
{
   partial class DirectoryInfo
   {
      #region AlphaFS

      #region Compress

      /// <summary>[AlphaFS] Compresses a directory using NTFS compression.</summary>
      /// <remarks>This will only compress the root items (non recursive).</remarks>
      /// <exception cref="ArgumentException"/>
      /// <exception cref="ArgumentNullException"/>
      /// <exception cref="DirectoryNotFoundException"/>
      /// <exception cref="IOException"/>
      /// <exception cref="NotSupportedException"/>
      /// <exception cref="UnauthorizedAccessException"/>
      [SecurityCritical]
      public void Compress()
      {
         Directory.CompressDecompressCore(Transaction, LongFullName, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, true, PathFormat.LongFullPath);
      }

      /// <summary>[AlphaFS] Compresses a directory using NTFS compression.</summary>
      /// <exception cref="ArgumentException"/>
      /// <exception cref="ArgumentNullException"/>
      /// <exception cref="DirectoryNotFoundException"/>
      /// <exception cref="IOException"/>
      /// <exception cref="NotSupportedException"/>
      /// <exception cref="UnauthorizedAccessException"/>
      /// <param name="options"><see cref="DirectoryEnumerationOptions"/> flags that specify how the directory is to be enumerated.</param>
      [SecurityCritical]
      public void Compress(DirectoryEnumerationOptions options)
      {
         Directory.CompressDecompressCore(Transaction, LongFullName, Path.WildcardStarMatchAll, options, true, PathFormat.LongFullPath);
      }

      #endregion // Compress

      #region Decompress

      /// <summary>[AlphaFS] Decompresses an NTFS compressed directory.</summary>
      /// <remarks>This will only decompress the root items (non recursive).</remarks>
      /// <exception cref="ArgumentException"/>
      /// <exception cref="ArgumentNullException"/>
      /// <exception cref="DirectoryNotFoundException"/>
      /// <exception cref="IOException"/>
      /// <exception cref="NotSupportedException"/>
      /// <exception cref="UnauthorizedAccessException"/>
      [SecurityCritical]
      public void Decompress()
      {
         Directory.CompressDecompressCore(Transaction, LongFullName, Path.WildcardStarMatchAll, DirectoryEnumerationOptions.FilesAndFolders, false, PathFormat.LongFullPath);
      }

      /// <summary>[AlphaFS] Decompresses an NTFS compressed directory.</summary>
      /// <exception cref="ArgumentException"/>
      /// <exception cref="ArgumentNullException"/>
      /// <exception cref="DirectoryNotFoundException"/>
      /// <exception cref="IOException"/>
      /// <exception cref="NotSupportedException"/>
      /// <exception cref="UnauthorizedAccessException"/>
      /// <param name="options"><see cref="DirectoryEnumerationOptions"/> flags that specify how the directory is to be enumerated.</param>
      [SecurityCritical]
      public void Decompress(DirectoryEnumerationOptions options)
      {
         Directory.CompressDecompressCore(Transaction, LongFullName, Path.WildcardStarMatchAll, options, false, PathFormat.LongFullPath);
      }

      #endregion // Decompress

      #region DisableCompression

      /// <summary>[AlphaFS] Disables compression of the specified directory and the files in it.</summary>
      /// <remarks>
      /// This method disables the directory-compression attribute. It will not decompress the current contents of the directory.
      /// However, newly created files and directories will be uncompressed.
      /// </remarks>
      [SecurityCritical]
      public void DisableCompression()
      {
         Device.ToggleCompressionCore(true, Transaction, LongFullName, false, PathFormat.LongFullPath);
      }

      #endregion // DisableCompression

      #region EnableCompression

      /// <summary>[AlphaFS] Enables compression of the specified directory and the files in it.</summary>
      /// <remarks>
      /// This method enables the directory-compression attribute. It will not compress the current contents of the directory.
      /// However, newly created files and directories will be compressed.
      /// </remarks>
      [SecurityCritical]
      public void EnableCompression()
      {
         Device.ToggleCompressionCore(true, Transaction, LongFullName, true, PathFormat.LongFullPath);
      }

      #endregion // EnableCompression

      #endregion // AlphaFS
   }
}