public override void Close()
{
InnerConnection.CloseConnection(this, ConnectionFactory);
OdbcConnectionHandle connectionHandle = _connectionHandle;
if (null != connectionHandle)
{
_connectionHandle = null;
// If there is a pending transaction, automatically rollback.
WeakReference weak = _weakTransaction;
if (null != weak)
{
_weakTransaction = null;
IDisposable transaction = weak.Target as OdbcTransaction;
if ((null != transaction) && weak.IsAlive)
{
transaction.Dispose();
}
// else transaction will be rolled back when handle is disposed
}
connectionHandle.Dispose();
}
}
private void CloseInnerConnection()
{
// CloseConnection() now handles the lock
// The SqlInternalConnectionTds is set to OpenBusy during close, once this happens the cast below will fail and
// the command will no longer be cancelable. It might be desirable to be able to cancel the close operation, but this is
// outside of the scope of Whidbey RTM. See (SqlCommand::Cancel) for other lock.
InnerConnection.CloseConnection(this, ConnectionFactory);
}
public override void Close()
{
InnerConnection.CloseConnection(this, ConnectionFactory);
// does not require GC.KeepAlive(this) because of OnStateChange
}