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rework repo disposal

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This commit is contained in:
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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99
MediaBrowser.Server.Implementations/Persistence/SqliteUserRepository.cs
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@@ -15,14 +15,17 @@ namespace MediaBrowser.Server.Implementations.Persistence
/// <summary>
/// Class SQLiteUserRepository
/// </summary>
public class SqliteUserRepository : IUserRepository
public class SqliteUserRepository : BaseSqliteRepository, IUserRepository
{
private readonly ILogger _logger;
private readonly SemaphoreSlim _writeLock = new SemaphoreSlim(1, 1);
private IDbConnection _connection;
private readonly IServerApplicationPaths _appPaths;
private readonly IJsonSerializer _jsonSerializer;
public SqliteUserRepository(ILogManager logManager, IServerApplicationPaths appPaths, IJsonSerializer jsonSerializer) : base(logManager)
{
_appPaths = appPaths;
_jsonSerializer = jsonSerializer;
}
/// <summary>
/// Gets the name of the repository
@@ -36,32 +39,6 @@ namespace MediaBrowser.Server.Implementations.Persistence
}
}
/// <summary>
/// Gets the json serializer.
/// </summary>
/// <value>The json serializer.</value>
private readonly IJsonSerializer _jsonSerializer;
/// <summary>
/// Initializes a new instance of the <see cref="SqliteUserRepository" /> class.
/// </summary>
/// <param name="jsonSerializer">The json serializer.</param>
/// <param name="logManager">The log manager.</param>
/// <param name="appPaths">The app paths.</param>
/// <exception cref="System.ArgumentNullException">appPaths</exception>
public SqliteUserRepository(IJsonSerializer jsonSerializer, ILogManager logManager, IServerApplicationPaths appPaths)
{
if (jsonSerializer == null)
{
throw new ArgumentNullException("jsonSerializer");
}
_jsonSerializer = jsonSerializer;
_appPaths = appPaths;
_logger = logManager.GetLogger(GetType().Name);
}
/// <summary>
/// Opens the connection to the database
/// </summary>
@@ -70,7 +47,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
{
var dbFile = Path.Combine(_appPaths.DataPath, "users.db");
_connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
_connection = await SqliteExtensions.ConnectToDb(dbFile, Logger).ConfigureAwait(false);
string[] queries = {
@@ -84,7 +61,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
"pragma shrink_memory"
};
_connection.RunQueries(queries, _logger);
_connection.RunQueries(queries, Logger);
}
/// <summary>
@@ -107,8 +84,8 @@ namespace MediaBrowser.Server.Implementations.Persistence
cancellationToken.ThrowIfCancellationRequested();
await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
await WriteLock.WaitAsync(cancellationToken).ConfigureAwait(false);
IDbTransaction transaction = null;
try
@@ -139,7 +116,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
}
catch (Exception e)
{
_logger.ErrorException("Failed to save user:", e);
Logger.ErrorException("Failed to save user:", e);
if (transaction != null)
{
@@ -155,7 +132,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
transaction.Dispose();
}
_writeLock.Release();
WriteLock.Release();
}
}
@@ -199,7 +176,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
cancellationToken.ThrowIfCancellationRequested();
await _writeLock.WaitAsync(cancellationToken).ConfigureAwait(false);
await WriteLock.WaitAsync(cancellationToken).ConfigureAwait(false);
IDbTransaction transaction = null;
@@ -231,7 +208,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
}
catch (Exception e)
{
_logger.ErrorException("Failed to delete user:", e);
Logger.ErrorException("Failed to delete user:", e);
if (transaction != null)
{
@@ -247,49 +224,21 @@ 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;
}
}
}