// private methods
private IConnectionHandle AcquireOrCreateConnection()
{
PooledConnection connection = _pool._connectionHolder.Acquire();
if (connection == null)
{
var addingConnectionEventHandler = _pool._addingConnectionEventHandler;
if (addingConnectionEventHandler != null)
{
addingConnectionEventHandler(new ConnectionPoolAddingConnectionEvent(_pool._serverId, EventContext.OperationId));
}
var stopwatch = Stopwatch.StartNew();
connection = _pool.CreateNewConnection();
stopwatch.Stop();
var addedConnectionEventHandler = _pool._addedConnectionEventHandler;
if (addedConnectionEventHandler != null)
{
addedConnectionEventHandler(new ConnectionPoolAddedConnectionEvent(connection.ConnectionId, stopwatch.Elapsed, EventContext.OperationId));
}
}
var reference = new ReferenceCounted <PooledConnection>(connection, _pool.ReleaseConnection);
return(new AcquiredConnection(_pool, reference));
}
private void StartCreating(CancellationToken cancellationToken)
{
var addingConnectionEvent = new ConnectionPoolAddingConnectionEvent(_pool._serverId, EventContext.OperationId);
_pool._addingConnectionEventHandler?.Invoke(addingConnectionEvent);
cancellationToken.ThrowIfCancellationRequested();
_stopwatch = Stopwatch.StartNew();
_connection = _pool.CreateNewConnection();
}