public override async ValueTask DetachAsync(CancellationToken cancellationToken = default)
{
try
{
await _database.Xdr.WriteAsync(IscCodes.op_service_detach, cancellationToken).ConfigureAwait(false);
await _database.Xdr.WriteAsync(Handle, cancellationToken).ConfigureAwait(false);
await _database.Xdr.WriteAsync(IscCodes.op_disconnect, cancellationToken).ConfigureAwait(false);
await _database.Xdr.FlushAsync(cancellationToken).ConfigureAwait(false);
Handle = 0;
}
catch (IOException ex)
{
throw IscException.ForIOException(ex);
}
finally
{
try
{
await _connection.DisconnectAsync(cancellationToken).ConfigureAwait(false);
}
catch (IOException ex)
{
throw IscException.ForIOException(ex);
}
finally
{
_database = null;
_connection = null;
}
}
}
public ValueTask CloseConnectionAsync(CancellationToken cancellationToken = default)
{
return(_connection.DisconnectAsync(cancellationToken));
}