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AppExecutor_AsyncIO.cs 3.2 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System;
  28. using System.Collections.Generic;
  29. using System.IO;
  30. using System.Text;
  31. namespace OpenSim.GridLaunch
  32. {
  33. internal partial class AppExecutor
  34. {
  35. #region Start / Stop timer thread
  36. private void timer_Start()
  37. {
  38. asyncReadOutput();
  39. asyncReadError();
  40. }
  41. private bool running = true;
  42. private void timer_Stop()
  43. {
  44. running = false;
  45. }
  46. #endregion
  47. private byte[] readBufferOutput = new byte[4096];
  48. private byte[] readBufferError = new byte[4096];
  49. private void asyncReadOutput()
  50. {
  51. if (running)
  52. Output.BaseStream.BeginRead(readBufferOutput, 0, readBufferOutput.Length, asyncReadCallBackOutput, null);
  53. }
  54. private void asyncReadError()
  55. {
  56. if (running)
  57. Error.BaseStream.BeginRead(readBufferError, 0, readBufferError.Length, asyncReadCallBackError, null);
  58. }
  59. private void asyncReadCallBackOutput(IAsyncResult ar)
  60. {
  61. int len = Output.BaseStream.EndRead(ar);
  62. Program.FireAppConsoleOutput(file,
  63. System.Text.Encoding.ASCII.GetString(readBufferOutput, 0, len)
  64. );
  65. asyncReadOutput();
  66. }
  67. private void asyncReadCallBackError(IAsyncResult ar)
  68. {
  69. int len = Error.BaseStream.EndRead(ar);
  70. Program.FireAppConsoleError(file,
  71. System.Text.Encoding.ASCII.GetString(readBufferError, 0, len)
  72. );
  73. asyncReadError();
  74. }
  75. }
  76. }