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File.OpenWrite.cs 4.6 KiB

7 yıl önce
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  1. /* Copyright (C) 2008-2016 Peter Palotas, Jeffrey Jangli, Alexandr Normuradov
  2. *
  3. * Permission is hereby granted, free of charge, to any person obtaining a copy
  4. * of this software and associated documentation files (the "Software"), to deal
  5. * in the Software without restriction, including without limitation the rights
  6. * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  7. * copies of the Software, and to permit persons to whom the Software is
  8. * furnished to do so, subject to the following conditions:
  9. *
  10. * The above copyright notice and this permission notice shall be included in
  11. * all copies or substantial portions of the Software.
  12. *
  13. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16. * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18. * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  19. * THE SOFTWARE.
  20. */
  21. using System.IO;
  22. using System.Security;
  23. namespace Alphaleonis.Win32.Filesystem
  24. {
  25. public static partial class File
  26. {
  27. /// <summary>Opens an existing file or creates a new file for writing.</summary>
  28. /// <param name="path">The file to be opened for writing.</param>
  29. /// <returns>An unshared <see cref="FileStream"/> object on the specified path with <see cref="FileAccess.Write"/> access.</returns>
  30. /// <remarks>This method is equivalent to the <see cref="FileStream"/>(String, FileMode, FileAccess, FileShare) constructor overload with file mode set to OpenOrCreate, the access set to Write, and the share mode set to None.</remarks>
  31. [SecurityCritical]
  32. public static FileStream OpenWrite(string path)
  33. {
  34. return Open(path, FileMode.OpenOrCreate, FileAccess.Write);
  35. }
  36. /// <summary>[AlphaFS] Opens an existing file or creates a new file for writing.</summary>
  37. /// <param name="path">The file to be opened for writing.</param>
  38. /// <param name="pathFormat">Indicates the format of the path parameter(s).</param>
  39. /// <returns>An unshared <see cref="FileStream"/> object on the specified path with <see cref="FileAccess.Write"/> access.</returns>
  40. /// <remarks>This method is equivalent to the <see cref="FileStream"/>(String, FileMode, FileAccess, FileShare) constructor overload with file mode set to OpenOrCreate, the access set to Write, and the share mode set to None.</remarks>
  41. [SecurityCritical]
  42. public static FileStream OpenWrite(string path, PathFormat pathFormat)
  43. {
  44. return Open(path, FileMode.OpenOrCreate, FileAccess.Write, pathFormat);
  45. }
  46. /// <summary>[AlphaFS] Opens an existing file or creates a new file for writing.</summary>
  47. /// <param name="transaction">The transaction.</param>
  48. /// <param name="path">The file to be opened for writing.</param>
  49. /// <returns>An unshared <see cref="FileStream"/> object on the specified path with <see cref="FileAccess.Write"/> access.</returns>
  50. /// <remarks>This method is equivalent to the <see cref="FileStream"/>(String, FileMode, FileAccess, FileShare) constructor overload with file mode set to OpenOrCreate, the access set to Write, and the share mode set to None.</remarks>
  51. [SecurityCritical]
  52. public static FileStream OpenWriteTransacted(KernelTransaction transaction, string path)
  53. {
  54. return OpenTransacted(transaction, path, FileMode.OpenOrCreate, FileAccess.Write);
  55. }
  56. /// <summary>[AlphaFS] Opens an existing file or creates a new file for writing.</summary>
  57. /// <param name="transaction">The transaction.</param>
  58. /// <param name="path">The file to be opened for writing.</param>
  59. /// <param name="pathFormat">Indicates the format of the path parameter(s).</param>
  60. /// <returns>An unshared <see cref="FileStream"/> object on the specified path with <see cref="FileAccess.Write"/> access.</returns>
  61. /// <remarks>This method is equivalent to the <see cref="FileStream"/>(String, FileMode, FileAccess, FileShare) constructor overload with file mode set to OpenOrCreate, the access set to Write, and the share mode set to None.</remarks>
  62. [SecurityCritical]
  63. public static FileStream OpenWriteTransacted(KernelTransaction transaction, string path, PathFormat pathFormat)
  64. {
  65. return OpenTransacted(transaction, path, FileMode.OpenOrCreate, FileAccess.Write, pathFormat);
  66. }
  67. }
  68. }