SQLiteFramework.cs 3.1 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;
  29. using System.Collections.Generic;
  30. using System.Data;
  31. using OpenMetaverse;
  32. using OpenSim.Framework;
  33. using Mono.Data.SqliteClient;
  34. namespace OpenSim.Data.SQLite
  35. {
  36. /// <summary>
  37. /// A database interface class to a user profile storage system
  38. /// </summary>
  39. public class SQLiteFramework
  40. {
  41. protected SqliteConnection m_Connection;
  42. protected SQLiteFramework(string connectionString)
  43. {
  44. m_Connection = new SqliteConnection(connectionString);
  45. m_Connection.Open();
  46. }
  47. //////////////////////////////////////////////////////////////
  48. //
  49. // All non queries are funneled through one connection
  50. // to increase performance a little
  51. //
  52. protected int ExecuteNonQuery(SqliteCommand cmd)
  53. {
  54. lock (m_Connection)
  55. {
  56. cmd.Connection = m_Connection;
  57. return cmd.ExecuteNonQuery();
  58. }
  59. }
  60. protected IDataReader ExecuteReader(SqliteCommand cmd)
  61. {
  62. SqliteConnection newConnection =
  63. (SqliteConnection)((ICloneable)m_Connection).Clone();
  64. newConnection.Open();
  65. cmd.Connection = newConnection;
  66. return cmd.ExecuteReader();
  67. }
  68. protected void CloseReaderCommand(SqliteCommand cmd)
  69. {
  70. cmd.Connection.Close();
  71. cmd.Connection.Dispose();
  72. cmd.Dispose();
  73. }
  74. }
  75. }