/// <summary>
/// Invoked when a connection is no longer in use by the application
/// </summary>
/// <param name="connection"> The connection no longer used. </param>
/// <param name="scope"> The scope. </param>
public void ReturnConnection(Connection connection, ConnectionScope scope)
{
//no-op
}
/// <summary>
/// Invoked when a connection is no longer in use by the application
/// </summary>
/// <param name="connection"> The connection no longer used. </param>
public void ReturnConnection(Connection connection, ConnectionScope scope)
{
//connections are shared, nothing to do here
}
public void ReturnConnection(Connection connection)
{
_connections.Push(connection);
}
/// <summary>
/// Invoked when a connection is no longer in use by the application
/// </summary>
/// <param name="connection"> The connection no longer used. </param>
public void ReturnConnection(Connection connection)
{
//no-op
}
public void ReturnConnection(Connection connection, ConnectionScope scope)
{
connection.AllowCleanup = true;
_connections.Push(connection);
}
/// <summary>
/// Invoked when a connection is no longer in use by the application
/// </summary>
/// <param name="connection"> The connection no longer used. </param>
public void ReturnConnection(Connection connection)
{
}
/// <summary>
/// Invoked when a connection is no longer in use by the application
/// </summary>
/// <param name="connection"> The connection no longer used. </param>
/// <param name="scope"> The scope. </param>
public void ReturnConnection(Connection connection, ConnectionScope scope)
{
_baseStrategy.ReturnConnection(connection, scope);
}
/// <summary>
/// Releases the unmanaged resources used by the <see cref="T:System.ComponentModel.Component" /> and optionally releases
/// the managed resources.
/// </summary>
/// <param name="disposing">
/// true to release both managed and unmanaged resources; false to release only unmanaged
/// resources.
/// </param>
protected override void Dispose(bool disposing)
{
if(!_disposed && disposing)
{
if(State == ConnectionState.Connecting)
{
try
{
//wait until open is finished (may return immediatly)
_openTask.Wait();
}
// ReSharper disable EmptyGeneralCatchClause
catch
{
//ignore here
}
// ReSharper restore EmptyGeneralCatchClause
}
if(State == ConnectionState.Open)
{
//return connection if any
if(_connection != null)
{
Cluster.ConnectionStrategy.ReturnConnection(_connection, ConnectionScope.Connection);
_connection = null;
}
}
//clear cluster
_cluster = null;
//clear database
_database = string.Empty;
//dispose any remaining cancel tokens
if(_userCancelTokenSource != null)
{
_userCancelTokenSource.Dispose();
_userCancelTokenSource = null;
}
if(_openCancellationTokenSource != null)
{
_openCancellationTokenSource.Dispose();
_openCancellationTokenSource = null;
}
_disposed = true;
}
base.Dispose(disposing);
}
private void CompleteOpen(Logger logger)
{
//get a connection
using(logger.ThreadBinding())
{
_connection = Cluster.ConnectionStrategy.GetOrCreateConnection(ConnectionScope.Connection,
PartitionKey.None);
}
//set database to its default
_database = Cluster.Config.Database;
}
/// <summary>
/// Closes the connection to the database. This is the preferred method of closing any open connection.
/// </summary>
public override void Close()
{
if(State != ConnectionState.Closed)
{
var logger = LoggerManager.GetLogger("CqlSharp.CqlConnection.Close");
try
{
//wait until open is finished (may return immediatly)
_openTask.Wait();
}
catch(Exception ex)
{
logger.LogVerbose("Closing connection that was not opened correctly: ", ex);
}
//return connection if any
if(_connection != null)
{
Cluster.ConnectionStrategy.ReturnConnection(_connection, ConnectionScope.Connection);
_connection = null;
}
//clear cluster
_cluster = null;
//clear database
_database = string.Empty;
//clear open task, such that open can be run again
_openTask = null;
}
}