System.IO.NetFxToWinRtStreamAdapter.EnsureNotDisposed C# (CSharp) Method

        private Stream EnsureNotDisposed()
        {
            Stream str = _managedStream;

            if (str == null)
            {
                ObjectDisposedException ex = new ObjectDisposedException(SR.ObjectDisposed_CannotPerformOperation);
                ex.SetErrorCode(HResults.RO_E_CLOSED);
                throw ex;
            }

            return str;
        }