mirror of
https://github.com/jellyfin/jellyfin.git
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119 lines
3.7 KiB
C#
119 lines
3.7 KiB
C#
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Model.FileOrganization;
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using MediaBrowser.Model.Logging;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.IO;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Server.Implementations.Persistence
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{
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public class SqliteFileOrganizationRepository : IFileOrganizationRepository
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{
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private IDbConnection _connection;
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private readonly ILogger _logger;
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private readonly SemaphoreSlim _writeLock = new SemaphoreSlim(1, 1);
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private SqliteShrinkMemoryTimer _shrinkMemoryTimer;
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private readonly IServerApplicationPaths _appPaths;
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public SqliteFileOrganizationRepository(ILogManager logManager, IServerApplicationPaths appPaths)
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{
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_appPaths = appPaths;
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_logger = logManager.GetLogger(GetType().Name);
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}
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/// <summary>
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/// Opens the connection to the database
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/// </summary>
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/// <returns>Task.</returns>
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public async Task Initialize()
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{
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var dbFile = Path.Combine(_appPaths.DataPath, "fileorganization.db");
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_connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
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string[] queries = {
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//pragmas
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"pragma temp_store = memory",
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"pragma shrink_memory"
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};
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_connection.RunQueries(queries, _logger);
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PrepareStatements();
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_shrinkMemoryTimer = new SqliteShrinkMemoryTimer(_connection, _writeLock, _logger);
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}
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private void PrepareStatements()
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{
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}
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public Task SaveResult(FileOrganizationResult result, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public IEnumerable<FileOrganizationResult> GetResults(FileOrganizationResultQuery query)
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{
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return new List<FileOrganizationResult>();
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}
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/// <summary>
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/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
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/// </summary>
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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private readonly object _disposeLock = new object();
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/// <summary>
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/// Releases unmanaged and - optionally - managed resources.
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/// </summary>
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/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
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protected virtual void Dispose(bool dispose)
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{
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if (dispose)
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{
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try
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{
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lock (_disposeLock)
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{
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if (_shrinkMemoryTimer != null)
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{
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_shrinkMemoryTimer.Dispose();
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_shrinkMemoryTimer = null;
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}
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if (_connection != null)
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{
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if (_connection.IsOpen())
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{
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_connection.Close();
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}
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_connection.Dispose();
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_connection = null;
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}
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}
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error disposing database", ex);
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}
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}
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}
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}
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}
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