System.Data.SQLite
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Overview
Comment:Cache the XML file name used by the configuration subsystem.
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1:060be3824767ba4134f506f0dd3d2a63b3c64fe7
User & Date: mistachkin 2017-05-11 04:06:00
References
2017-05-11
15:48
Cherrypick of [92f1a8d6b95e5c0d], [2621aa6f2e116d71], [060be3824767ba41], and [4fdd8dee13b40da2], cache the assembly directory and XML configuration file name. check-in: defe7832c2 user: mistachkin tags: branch-1.0.105
Context
2017-05-11
15:48
Cherrypick of [92f1a8d6b95e5c0d], [2621aa6f2e116d71], [060be3824767ba41], and [4fdd8dee13b40da2], cache the assembly directory and XML configuration file name. check-in: defe7832c2 user: mistachkin tags: branch-1.0.105
15:21
Update tests and suite helper library to account for caching of the XML configuration file name. check-in: 4fdd8dee13 user: mistachkin tags: trunk
04:06
Cache the XML file name used by the configuration subsystem. check-in: 060be38247 user: mistachkin tags: trunk
01:45
Add a missing '#if DEBUG' in the DebugData class. check-in: 2621aa6f2e user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to Doc/Extra/Provider/version.html.

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    <div id="mainBody">
    <h1 class="heading">Version History</h1>
    <p><b>1.0.106.0 - June XX, 2017 <font color="red">(release scheduled)</font></b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_19_0.html">SQLite 3.19.0</a>.</li>
      <li>Prevent culture settings from negatively impacting integer connection string defaults.</li>
      <li>Make sure the &quot;No_SQLiteConnectionNewParser&quot; and &quot;DefaultFlags_SQLiteConnection&quot; setting values end up being cached.</li>
      <li>Cache the assembly directory used by the configuration subsystem.</li>
    </ul>
    <p><b>1.0.105.0 - April 9, 2017</b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_18_0.html">SQLite 3.18.0</a>.</li>
      <li>Add experimental support for native sha1 extension.</li>
    </ul>
    <p><b>1.0.104.0 - December 16, 2016</b></p>







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    <div id="mainBody">
    <h1 class="heading">Version History</h1>
    <p><b>1.0.106.0 - June XX, 2017 <font color="red">(release scheduled)</font></b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_19_0.html">SQLite 3.19.0</a>.</li>
      <li>Prevent culture settings from negatively impacting integer connection string defaults.</li>
      <li>Make sure the &quot;No_SQLiteConnectionNewParser&quot; and &quot;DefaultFlags_SQLiteConnection&quot; setting values end up being cached.</li>
      <li>Cache the XML file name and assembly directory used by the configuration subsystem.</li>
    </ul>
    <p><b>1.0.105.0 - April 9, 2017</b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_18_0.html">SQLite 3.18.0</a>.</li>
      <li>Add experimental support for native sha1 extension.</li>
    </ul>
    <p><b>1.0.104.0 - December 16, 2016</b></p>

Changes to System.Data.SQLite/UnsafeNativeMethods.cs.

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      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// This is the cached return value from the
      /// <see cref="GetAssemblyDirectory" /> method -OR- null if that method
      /// has never returned a valid value.
      /// </summary>
      private static string cachedAssemblyDirectory;








      #endregion

      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// For now, this method simply calls the Initialize method.
      /// </summary>
      static UnsafeNativeMethods()
................................................................................
              else
                  return null;
          }
      }

      /////////////////////////////////////////////////////////////////////////
      /// <summary>


















































      /// Queries and returns the XML configuration file name for the assembly
      /// containing the managed System.Data.SQLite components.
      /// </summary>
      /// <returns>
      /// The XML configuration file name -OR- null if it cannot be determined
      /// or does not exist.
      /// </returns>
      private static string GetXmlConfigFileName()
      {






          string directory;
          string fileName;

#if !PLATFORM_COMPACTFRAMEWORK
          directory = AppDomain.CurrentDomain.BaseDirectory;
          fileName = MaybeCombinePath(directory, XmlConfigFileName);

          if (File.Exists(fileName))






              return fileName;

#endif

          directory = GetCachedAssemblyDirectory();
          fileName = MaybeCombinePath(directory, XmlConfigFileName);

          if (File.Exists(fileName))






              return fileName;


          return null;
      }

      /////////////////////////////////////////////////////////////////////////

      /// <summary>
................................................................................
          DebugData.IncrementSettingReadCount(name, true);
#endif
          #endregion

          /////////////////////////////////////////////////////////////////////

          return GetSettingValueViaXmlConfigFile(
              GetXmlConfigFileName(), name, @default, expand);
      }

      /////////////////////////////////////////////////////////////////////////

#if !PLATFORM_COMPACTFRAMEWORK
      private static string ListToString(IList<string> list)
      {







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      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// This is the cached return value from the
      /// <see cref="GetAssemblyDirectory" /> method -OR- null if that method
      /// has never returned a valid value.
      /// </summary>
      private static string cachedAssemblyDirectory;

      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// This is the cached return value from the
      /// <see cref="GetXmlConfigFileName" /> method -OR- null if that method
      /// has never returned a valid value.
      /// </summary>
      private static string cachedXmlConfigFileName;
      #endregion

      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// For now, this method simply calls the Initialize method.
      /// </summary>
      static UnsafeNativeMethods()
................................................................................
              else
                  return null;
          }
      }

      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// Resets the cached XML configuration file name value, thus forcing the
      /// next call to <see cref="GetCachedXmlConfigFileName" /> method to rely
      /// upon the <see cref="GetXmlConfigFileName" /> method to fetch the
      /// XML configuration file name.
      /// </summary>
      private static void ResetCachedXmlConfigFileName()
      {
          #region Debug Build Only
#if DEBUG
          DebugData.IncrementOtherCount("Method_ResetCachedXmlConfigFileName");
#endif
          #endregion

          lock (staticSyncRoot)
          {
              cachedXmlConfigFileName = null;
          }
      }

      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// Queries and returns the cached XML configuration file name for the
      /// assembly containing the managed System.Data.SQLite components, if
      /// available.  If the cached XML configuration file name value is not
      /// available, the <see cref="GetXmlConfigFileName" /> method will
      /// be used to obtain the XML configuration file name.
      /// </summary>
      /// <returns>
      /// The XML configuration file name -OR- null if it cannot be determined
      /// or does not exist.
      /// </returns>
      private static string GetCachedXmlConfigFileName()
      {
          #region Debug Build Only
#if DEBUG
          DebugData.IncrementOtherCount("Method_GetCachedXmlConfigFileName");
#endif
          #endregion

          lock (staticSyncRoot)
          {
              if (cachedXmlConfigFileName != null)
                  return cachedXmlConfigFileName;
          }

          return GetXmlConfigFileName();
      }

      /////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// Queries and returns the XML configuration file name for the assembly
      /// containing the managed System.Data.SQLite components.
      /// </summary>
      /// <returns>
      /// The XML configuration file name -OR- null if it cannot be determined
      /// or does not exist.
      /// </returns>
      private static string GetXmlConfigFileName()
      {
          #region Debug Build Only
#if DEBUG
          DebugData.IncrementOtherCount("Method_GetXmlConfigFileName");
#endif
          #endregion

          string directory;
          string fileName;

#if !PLATFORM_COMPACTFRAMEWORK
          directory = AppDomain.CurrentDomain.BaseDirectory;
          fileName = MaybeCombinePath(directory, XmlConfigFileName);

          if (File.Exists(fileName))
          {
              lock (staticSyncRoot)
              {
                  cachedXmlConfigFileName = fileName;
              }

              return fileName;
          }
#endif

          directory = GetCachedAssemblyDirectory();
          fileName = MaybeCombinePath(directory, XmlConfigFileName);

          if (File.Exists(fileName))
          {
              lock (staticSyncRoot)
              {
                  cachedXmlConfigFileName = fileName;
              }

              return fileName;
          }

          return null;
      }

      /////////////////////////////////////////////////////////////////////////

      /// <summary>
................................................................................
          DebugData.IncrementSettingReadCount(name, true);
#endif
          #endregion

          /////////////////////////////////////////////////////////////////////

          return GetSettingValueViaXmlConfigFile(
              GetCachedXmlConfigFileName(), name, @default, expand);
      }

      /////////////////////////////////////////////////////////////////////////

#if !PLATFORM_COMPACTFRAMEWORK
      private static string ListToString(IList<string> list)
      {

Changes to readme.htm.

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<p>
    <b>1.0.106.0 - June XX, 2017 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_19_0.html">SQLite 3.19.0</a>.</li>
    <li>Prevent culture settings from negatively impacting integer connection string defaults.</li>
    <li>Make sure the &quot;No_SQLiteConnectionNewParser&quot; and &quot;DefaultFlags_SQLiteConnection&quot; setting values end up being cached.</li>
    <li>Cache the assembly directory used by the configuration subsystem.</li>
</ul>
<p>
    <b>1.0.105.0 - April 9, 2017</b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_18_0.html">SQLite 3.18.0</a>.</li>
    <li>Add experimental support for native sha1 extension.</li>







|







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<p>
    <b>1.0.106.0 - June XX, 2017 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/draft/releaselog/3_19_0.html">SQLite 3.19.0</a>.</li>
    <li>Prevent culture settings from negatively impacting integer connection string defaults.</li>
    <li>Make sure the &quot;No_SQLiteConnectionNewParser&quot; and &quot;DefaultFlags_SQLiteConnection&quot; setting values end up being cached.</li>
    <li>Cache the XML file name and assembly directory used by the configuration subsystem.</li>
</ul>
<p>
    <b>1.0.105.0 - April 9, 2017</b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_18_0.html">SQLite 3.18.0</a>.</li>
    <li>Add experimental support for native sha1 extension.</li>

Changes to www/news.wiki.

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<p>
    <b>1.0.106.0 - June XX, 2017 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/draft/releaselog/3_19_0.html|SQLite 3.19.0].</li>
    <li>Prevent culture settings from negatively impacting integer connection string defaults.</li>
    <li>Make sure the &quot;No_SQLiteConnectionNewParser&quot; and &quot;DefaultFlags_SQLiteConnection&quot; setting values end up being cached.</li>
    <li>Cache the assembly directory used by the configuration subsystem.</li>
</ul>
<p>
    <b>1.0.105.0 - April 9, 2017</b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_18_0.html|SQLite 3.18.0].</li>
    <li>Add experimental support for native sha1 extension.</li>







|







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<p>
    <b>1.0.106.0 - June XX, 2017 <font color="red">(release scheduled)</font></b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/draft/releaselog/3_19_0.html|SQLite 3.19.0].</li>
    <li>Prevent culture settings from negatively impacting integer connection string defaults.</li>
    <li>Make sure the &quot;No_SQLiteConnectionNewParser&quot; and &quot;DefaultFlags_SQLiteConnection&quot; setting values end up being cached.</li>
    <li>Cache the XML file name and assembly directory used by the configuration subsystem.</li>
</ul>
<p>
    <b>1.0.105.0 - April 9, 2017</b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_18_0.html|SQLite 3.18.0].</li>
    <li>Add experimental support for native sha1 extension.</li>