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rework repo disposal

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Luke Pulverenti
2015-05-02 18:59:01 -04:00
parent ee2fbf59d0
commit ae99233759
8 changed files with 165 additions and 332 deletions
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70
MediaBrowser.Server.Implementations/Persistence/SqliteProviderInfoRepository.cs
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@@ -1,29 +1,26 @@
using System.Text;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Logging;
using System;
using System.Data;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace MediaBrowser.Server.Implementations.Persistence
{
public class SqliteProviderInfoRepository : IProviderRepository
public class SqliteProviderInfoRepository : BaseSqliteRepository, IProviderRepository
{
private IDbConnection _connection;
private readonly ILogger _logger;
private IDbCommand _saveStatusCommand;
private readonly IApplicationPaths _appPaths;
public SqliteProviderInfoRepository(IApplicationPaths appPaths, ILogManager logManager)
public SqliteProviderInfoRepository(ILogManager logManager, IApplicationPaths appPaths) : base(logManager)
{
_appPaths = appPaths;
_logger = logManager.GetLogger(GetType().Name);
}
/// <summary>
@@ -46,7 +43,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
{
var dbFile = Path.Combine(_appPaths.DataPath, "refreshinfo.db");
_connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
_connection = await SqliteExtensions.ConnectToDb(dbFile, Logger).ConfigureAwait(false);
string[] queries = {
@@ -59,7 +56,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
"pragma shrink_memory"
};
_connection.RunQueries(queries, _logger);
_connection.RunQueries(queries, Logger);
AddItemDateModifiedCommand();
@@ -109,14 +106,9 @@ namespace MediaBrowser.Server.Implementations.Persistence
builder.AppendLine("alter table MetadataStatus");
builder.AppendLine("add column ItemDateModified DateTime NULL");
_connection.RunQueries(new[] { builder.ToString() }, _logger);
_connection.RunQueries(new[] { builder.ToString() }, Logger);
}
/// <summary>
/// The _write lock
/// </summary>
private readonly SemaphoreSlim _writeLock = new SemaphoreSlim(1, 1);
/// <summary>
/// Prepares the statements.
/// </summary>
@@ -223,7 +215,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
cancellationToken.ThrowIfCancellationRequested();
await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
await WriteLock.WaitAsync(cancellationToken).ConfigureAwait(false);
IDbTransaction transaction = null;
@@ -260,7 +252,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
}
catch (Exception e)
{
_logger.ErrorException("Failed to save provider info:", e);
Logger.ErrorException("Failed to save provider info:", e);
if (transaction != null)
{
@@ -276,49 +268,21 @@ namespace MediaBrowser.Server.Implementations.Persistence
transaction.Dispose();
}
_writeLock.Release();
WriteLock.Release();
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public void Dispose()
protected override void CloseConnection()
{
Dispose(true);
GC.SuppressFinalize(this);
}
private readonly object _disposeLock = new object();
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected virtual void Dispose(bool dispose)
{
if (dispose)
if (_connection != null)
{
try
if (_connection.IsOpen())
{
lock (_disposeLock)
{
if (_connection != null)
{
if (_connection.IsOpen())
{
_connection.Close();
}
_connection.Close();
}
_connection.Dispose();
_connection = null;
}
}
}
catch (Exception ex)
{
_logger.ErrorException("Error disposing database", ex);
}
_connection.Dispose();
_connection = null;
}
}
}